(hop) branch main updated: cleanup UDJC snippets, fixes #2718 (#7839)

[hansva]

This is an automated email from the ASF dual-hosted git repository.

hansva pushed a commit to branch main
in repository https://gitbox.apache.org/repos/asf/hop.git


The following commit(s) were added to refs/heads/main by this push:
     new 33c320c309 cleanup UDJC snippets, fixes #2718 (#7839)
33c320c309 is described below

commit 33c320c3091a42b618a2af08eed4893043d5f16f
Author: Hans Van Akelyen <hans.van.akel...@gmail.com>
AuthorDate: Fri Aug 7 20:34:49 2026 +0200

    cleanup UDJC snippets, fixes #2718 (#7839)
---
 .../pipeline/transforms/userdefinedjavaclass.adoc  |    6 +-
 .../UserDefinedJavaClassCodeSnippets.java          |    8 +-
 .../UserDefinedJavaClassDialog.java                |   36 +-
 .../UserDefinedJavaClassMeta.java                  |    1 +
 .../userdefinedjavaclass/codeSnippets.xml          | 2100 +++-----------------
 .../messages/messages_en_US.properties             |    2 +-
 ...serDefinedJavaClassCodeSnippetsCompileTest.java |  143 ++
 7 files changed, 416 insertions(+), 1880 deletions(-)

diff --git 
a/docs/hop-user-manual/modules/ROOT/pages/pipeline/transforms/userdefinedjavaclass.adoc
 
b/docs/hop-user-manual/modules/ROOT/pages/pipeline/transforms/userdefinedjavaclass.adoc
index d7e153cd12..cd7b4b71d7 100644
--- 
a/docs/hop-user-manual/modules/ROOT/pages/pipeline/transforms/userdefinedjavaclass.adoc
+++ 
b/docs/hop-user-manual/modules/ROOT/pages/pipeline/transforms/userdefinedjavaclass.adoc
@@ -197,10 +197,10 @@ You can right-click on any item in this tree to either 
Delete, Rename, or Show S
 
 The Classes folder indicates what classes have corresponding code block tabs 
in the Class Code panel.
 
-**Code Snippits**
+**Code Snippets**
 
-The Code Snippits folder shows the internal Hop code related to the User 
Defined Java Class transform.
-These snippets are shown as reference for the code of your class.
+The Code Snippets folder contains ready to use fragments for the most common 
User Defined Java Class operations, grouped by category.
+Click a snippet to insert it at the cursor position in the active class tab, 
or right-click it and pick Show Sample to open it in a read-only tab for 
reference.
 
 **Input Fields**
 
diff --git 
a/plugins/transforms/janino/src/main/java/org/apache/hop/pipeline/transforms/userdefinedjavaclass/UserDefinedJavaClassCodeSnippets.java
 
b/plugins/transforms/janino/src/main/java/org/apache/hop/pipeline/transforms/userdefinedjavaclass/UserDefinedJavaClassCodeSnippets.java
index 41a668d2f0..8c66f6590a 100644
--- 
a/plugins/transforms/janino/src/main/java/org/apache/hop/pipeline/transforms/userdefinedjavaclass/UserDefinedJavaClassCodeSnippets.java
+++ 
b/plugins/transforms/janino/src/main/java/org/apache/hop/pipeline/transforms/userdefinedjavaclass/UserDefinedJavaClassCodeSnippets.java
@@ -23,6 +23,7 @@ import java.util.List;
 import java.util.Map;
 import lombok.Getter;
 import lombok.Setter;
+import org.apache.hop.core.Const;
 import org.apache.hop.core.exception.HopXmlException;
 import org.apache.hop.core.logging.LogChannel;
 import org.apache.hop.core.xml.XmlHandler;
@@ -123,12 +124,15 @@ public class UserDefinedJavaClassCodeSnippets {
     List<Node> nodes =
         XmlHandler.getNodes(XmlHandler.getSubNode(doc, "codeSnippets"), 
"codeSnippet");
     for (Node node : nodes) {
+      String code = XmlHandler.getTagValue(node, "code");
+      // Most snippets are their own best sample, only specify <sample> when 
it differs.
+      String sample = Const.NVL(XmlHandler.getTagValue(node, "sample"), code);
       Snippet snippet =
           new Snippet(
               Category.valueOf(XmlHandler.getTagValue(node, "category")),
               XmlHandler.getTagValue(node, "name"),
-              XmlHandler.getTagValue(node, "sample"),
-              XmlHandler.getTagValue(node, "code"));
+              sample,
+              code);
       snippets.add(snippet);
       Snippet oldSnippet = snippetsMap.put(snippet.name, snippet);
       if (oldSnippet != null) {
diff --git 
a/plugins/transforms/janino/src/main/java/org/apache/hop/pipeline/transforms/userdefinedjavaclass/UserDefinedJavaClassDialog.java
 
b/plugins/transforms/janino/src/main/java/org/apache/hop/pipeline/transforms/userdefinedjavaclass/UserDefinedJavaClassDialog.java
index 53b76714df..f61a4377b4 100644
--- 
a/plugins/transforms/janino/src/main/java/org/apache/hop/pipeline/transforms/userdefinedjavaclass/UserDefinedJavaClassDialog.java
+++ 
b/plugins/transforms/janino/src/main/java/org/apache/hop/pipeline/transforms/userdefinedjavaclass/UserDefinedJavaClassDialog.java
@@ -19,6 +19,7 @@ package 
org.apache.hop.pipeline.transforms.userdefinedjavaclass;
 
 import java.math.BigDecimal;
 import java.util.ArrayList;
+import java.util.Arrays;
 import java.util.Collection;
 import java.util.Date;
 import java.util.EnumMap;
@@ -150,9 +151,13 @@ public class UserDefinedJavaClassDialog extends 
BaseTransformDialog {
   private enum TabAddActions {
     ADD_COPY,
     ADD_BLANK,
-    ADD_DEFAULT
+    ADD_DEFAULT,
+    ADD_SAMPLE
   }
 
+  /** Marks a tab that only shows a code snippet for reference, not a class of 
this transform. */
+  private static final String SAMPLE_TAB = "sampleTab";
+
   private String strActiveScript;
 
   private UserDefinedJavaClassMeta input;
@@ -819,12 +824,12 @@ public class UserDefinedJavaClassDialog extends 
BaseTransformDialog {
     }
   }
 
-  private void addCtab(String tabName, String tabCode, TabAddActions tabType) {
+  private CTabItem addCtab(String tabName, String tabCode, TabAddActions 
tabType) {
     CTabItem item = new CTabItem(folder, SWT.CLOSE);
     item.setFont(GuiResource.getInstance().getFontDefault());
 
     switch (tabType) {
-      case ADD_DEFAULT:
+      case ADD_DEFAULT, ADD_SAMPLE:
         item.setText(tabName);
         break;
       default:
@@ -870,8 +875,20 @@ public class UserDefinedJavaClassDialog extends 
BaseTransformDialog {
     item.setImage(imageInactiveScript);
     item.setControl(wScript);
 
-    // Adding new Item to Tree
-    modifyTabTree(item, TabActions.ADD_ITEM);
+    if (tabType == TabAddActions.ADD_SAMPLE) {
+      // A sample is shown for reference only. It is not a class of this 
transform, so it doesn't
+      // belong in the classes tree and it must not end up in the definitions 
to compile.
+      item.setData(SAMPLE_TAB, Boolean.TRUE);
+      wScript.setEditable(false);
+    } else {
+      // Adding new Item to Tree
+      modifyTabTree(item, TabActions.ADD_ITEM);
+    }
+    return item;
+  }
+
+  private boolean isSampleTab(CTabItem cTab) {
+    return Boolean.TRUE.equals(cTab.getData(SAMPLE_TAB));
   }
 
   private void modifyTabTree(CTabItem ctabitem, TabActions action) {
@@ -1167,7 +1184,10 @@ public class UserDefinedJavaClassDialog extends 
BaseTransformDialog {
     }
     meta.replaceFields(newFields);
 
-    CTabItem[] cTabs = folder.getItems();
+    CTabItem[] cTabs =
+        Arrays.stream(folder.getItems())
+            .filter(cTab -> !isSampleTab(cTab))
+            .toArray(CTabItem[]::new);
     if (cTabs.length > 0) {
       for (CTabItem cTab : cTabs) {
         JaninoCheckerUtil janinoCheckerUtil = new JaninoCheckerUtil();
@@ -1706,9 +1726,7 @@ public class UserDefinedJavaClassDialog extends 
BaseTransformDialog {
 
           if (getCTabPosition(sampleTabName) == -1) {
             addCtab(
-                sampleTabName,
-                snippitsHelper.getSample(snippitFullName),
-                TabAddActions.ADD_DEFAULT);
+                sampleTabName, snippitsHelper.getSample(snippitFullName), 
TabAddActions.ADD_SAMPLE);
           }
 
           if (getCTabPosition(sampleTabName) != -1) {
diff --git 
a/plugins/transforms/janino/src/main/java/org/apache/hop/pipeline/transforms/userdefinedjavaclass/UserDefinedJavaClassMeta.java
 
b/plugins/transforms/janino/src/main/java/org/apache/hop/pipeline/transforms/userdefinedjavaclass/UserDefinedJavaClassMeta.java
index 4e10d11a8b..ab5e299fe9 100644
--- 
a/plugins/transforms/janino/src/main/java/org/apache/hop/pipeline/transforms/userdefinedjavaclass/UserDefinedJavaClassMeta.java
+++ 
b/plugins/transforms/janino/src/main/java/org/apache/hop/pipeline/transforms/userdefinedjavaclass/UserDefinedJavaClassMeta.java
@@ -272,6 +272,7 @@ public class UserDefinedJavaClassMeta
         "org.apache.hop.core.*",
         "org.apache.hop.core.exception.*",
         "org.apache.hop.pipeline.*",
+        "org.apache.hop.pipeline.engine.*",
         "org.apache.hop.workflow.*",
         "org.apache.hop.workflow.action.*",
         "org.apache.hop.core.plugins.*",
diff --git 
a/plugins/transforms/janino/src/main/resources/org/apache/hop/pipeline/transforms/userdefinedjavaclass/codeSnippets.xml
 
b/plugins/transforms/janino/src/main/resources/org/apache/hop/pipeline/transforms/userdefinedjavaclass/codeSnippets.xml
index f825dd2c53..ff4cc19e06 100644
--- 
a/plugins/transforms/janino/src/main/resources/org/apache/hop/pipeline/transforms/userdefinedjavaclass/codeSnippets.xml
+++ 
b/plugins/transforms/janino/src/main/resources/org/apache/hop/pipeline/transforms/userdefinedjavaclass/codeSnippets.xml
@@ -17,2148 +17,518 @@
   ~
   -->
 
-<codeSnippets language="us">
-    <codeSnippet>
-        <name>Main</name>
-        <category>COMMON</category>
-        <code><![CDATA[public boolean processRow() throws HopException {
-  if (first) {
-    first = false;
-
-    /* TODO: Your code here. (Using info fields)
-
-    FieldHelper infoField = get(Fields.Info, "info_field_name");
+<!--
+  Code snippets offered by the User Defined Java Class dialog.
 
-    RowSet infoStream = findInfoRowSet("info_stream_tag");
+  Every snippet in this file is compiled by
+  UserDefinedJavaClassCodeSnippetsCompileTest against the real UDJC compiler
+  setup, so anything added here has to be valid Java against the current API.
 
-    Object[] infoRow = null;
+  Snippets are either a complete class member (a method declaration) or a
+  statement fragment. Fragments may use these names, they are declared by the
+  test harness and are the names the surrounding examples use as well:
 
-    int infoRowCount = 0;
+      Object[] r              the current row
+      IRowSet rowSet          a row set
+      String msg              a log message
+      IRowListener rowListener a row listener
+-->
+<codeSnippets language="us">
 
-    // Read all rows from info transform before calling getRow() method, which 
returns first row from any
-    // input rowset. As rowMeta for info and input transforms varies getRow() 
can lead to errors.
-    while((infoRow = getRowFrom(infoStream)) != null){
+    <!-- ==================== Common use ==================== -->
 
-      // do something with info data
-      infoRowCount++;
-    }
-    */
-  }
+    <codeSnippet>
+        <name>Implement processRow</name>
+        <category>COMMON</category>
+        <code><![CDATA[//
+// Process one row: read a row from the input hop and write a row to the 
output hop.
+// Called until it returns false, at which point the transform is done.
+//
+public boolean processRow() throws HopException {
 
+  // Get a row from the default input hop.
+  //
   Object[] r = getRow();
 
+  // When the row is null there is no more input, so we're done.
+  //
   if (r == null) {
     setOutputDone();
     return false;
   }
 
-  // It is always safest to call createOutputRow() to ensure that your output 
row's Object[] is large
-  // enough to handle any new fields you are creating in this transform.
-  r = createOutputRow(r, data.outputRowMeta.size());
-
-  /* TODO: Your code here. (See Sample)
+  if (first) {
+    first = false;
+    // TODO: one time initialisation, now that the input row layout is known.
+  }
 
-  // Get the value from an input field
-  String foobar = get(Fields.In, "a_fieldname").getString(r);
+  // Always call createOutputRow() so the output row is large enough to hold
+  // the fields this transform adds.
+  //
+  r = createOutputRow(r, data.outputRowMeta.size());
 
-  foobar += "bar";
-    
-  // Set a value in a new output field
-  get(Fields.Out, "output_fieldname").setValue(r, foobar);
+  // TODO: read input fields and calculate output fields, for example:
+  //
+  //   String value = get(Fields.In, "input_field").getString(r);
+  //   get(Fields.Out, "output_field").setValue(r, value + "!");
 
-  */
-  // Send the row on to the next transform.
+  // Send the row to the default output hop.
+  //
   putRow(data.outputRowMeta, r);
 
   return true;
 }
 ]]></code>
-        <sample><![CDATA[import java.math.*;
-import java.util.*;
-import java.util.Map.Entry;
-
-/* All this Manipulator/FieldsUpdater stuff is just some magic to let me show 
you an example
- * when I have no idea what input or output fields you are going to connect to 
the transform.
- * It looks for all the output fields and fiddles with them in some field type 
appropriate way.
- * Hopefully your code will look a lot simpler and be more useful. ;) -Daniel
- */
-private interface Manipulator {
-  public Object manipulate(Object in);
-  public Object create();
-}
-public static final class FieldsUpdater {
-  public static final FieldsUpdater NUMBER = new FieldsUpdater(new 
Manipulator() {
-    double numRecords = 0;
-    long startTime = System.currentTimeMillis();
-    public Object manipulate(Object in) {
-      if (in == null) return create();
-      return (Double)in + Math.random();
-    }
-    public Object create() {
-      return numRecords++ / (System.currentTimeMillis() - startTime);
-    }
-  });
-  public static final FieldsUpdater STRING = new FieldsUpdater(new 
Manipulator() {
-    public Object manipulate(Object in) {
-      if (in == null) return create();
-      return "Input was "+((String)in).length()+" characters.";
-    }
-    public Object create() { return "Hello World!"; }
-  });
-  public static final FieldsUpdater DATE = new FieldsUpdater(new Manipulator() 
{
-    Calendar cal = Calendar.getInstance();
-    Date myBirthday = new Date(156517500000L);
-    public Object manipulate(Object in) {
-      if (in == null) return create();
-      cal.setTime((Date)in);
-      cal.set(Calendar.DAY_OF_WEEK, Calendar.SUNDAY);
-      return cal.getTime();
-    }
-    public Object create() {
-      return myBirthday;
-    }
-  });
-  public static final FieldsUpdater BOOLEAN = new FieldsUpdater(new 
Manipulator() {
-    Boolean curBool = Boolean.FALSE;
-    public Object manipulate(Object in) {
-      if (in == null) return create();
-      return (Boolean)in ? Boolean.TRUE : Boolean.FALSE;
-    }
-    public Object create() {
-      curBool = curBool ? Boolean.FALSE : Boolean.TRUE;
-      return curBool;
-    }
-  });
-  public static final FieldsUpdater INTEGER = new FieldsUpdater(new 
Manipulator() {
-    int numRows = 0;
-    public Object manipulate(Object in) {
-      if (in == null) return create();
-      return ((Long)in) * -1;
-    }
-    public Object create() {
-      return numRows++;
-    }
-  });
-  public static final FieldsUpdater BIGNUMBER = new FieldsUpdater(new 
Manipulator() {
-    final BigDecimal three = new BigDecimal(3);
-    BigDecimal frac = new BigDecimal(Integer.MAX_VALUE, 
MathContext.DECIMAL128);
-    public Object manipulate(Object in) {
-      if (in == null) return create();
-      return ((BigDecimal)in).movePointLeft(1);
-    }
-    public Object create() {
-      frac = frac.divide(three);
-      return frac;
-    }
-  });
-  
-  private final Manipulator m;
-  FieldsUpdater(Manipulator m) {
-    this.m = m;
-  }
-  public Object manipulate(Object in) { return m.manipulate(in); }
-  public static FieldsUpdater valueOf(String name) throws 
HopTransformException {
-    if ("Number".equals(name)) return NUMBER;
-    else if ("String".equals(name)) return STRING;
-    else if ("Date".equals(name)) return DATE;
-    else if ("Boolean".equals(name)) return BOOLEAN;
-    else if ("Integer".equals(name)) return INTEGER;
-    else if ("BigNumber".equals(name)) return BIGNUMBER;
-    else throw new HopTransformException("Unknown field data type "+name);
-  }
-}
-private final HashMap fieldsToUpdate = new HashMap();
-private int rowsLeftForGenerateMode = -1;
-private int outputRowSize = 0;
-
-public boolean processRow() throws HopException {
-    // If the global "first" flag is true, perform some initialization that 
can only happen
-    // once we have read the first row of input data
-    if (first) {
-        first = false;
-
-        // Set up the list of fields that will be available after this 
transform
-        // Normally, this is simpler, but in the HelloWorld sample, I don't 
know if
-        // there is an input transform connected or not.
-        if (r == null) {
-          rowsLeftForGenerateMode = 100;
-        }
-    outputRowSize = data.outputRowMeta.size();
-    
-    // Again, an extra complicated block of code to make up for the fact that 
I don't know
-    // how you are connecting this sample to an existing transformation.
-    for (int i = 0; i < outputRowSize; i++) {
-      ValueMetaInterface valueMeta = data.outputRowMeta.getValueMeta(i);
-      
-      FieldsUpdater mapKey = FieldsUpdater.valueOf(valueMeta.getTypeDesc());
-
-      List fieldsForType = (List)fieldsToUpdate.get(mapKey);
-      if (fieldsForType == null) {
-        fieldsForType = new ArrayList();
-        fieldsToUpdate.put(mapKey, fieldsForType);
-      }
-      fieldsForType.add(valueMeta.getName());
-    }
-  }
-
-    // First, get a row from the default input hop
-  Object[] r = getRow();
-
-    // If the row object is null, we are done processing.
-  if (r == null && !first) {
-    setOutputDone();
-    return false;
-  }
-
-    // It is always safest to call createOutputRow() to ensure that your 
output row's Object[] is large
-    // enough to handle any new fields you are creating in this transform.
-    r = createOutputRow(r, outputRowSize);
-    
-    /* Now for the last piece of HellowWorld magic.  We will loop through all 
the fields
-     * that we will be outputing, and call the appropriate manipulate() for 
that type of field.
-     * In the real world, this is *much* simpler:
-     * 
-     * FieldHelper fh = get(Field.Out, "myinputfield");
-     * String oldFieldValue = fh.getString(r);
-     * fh.setValue(r, "Adding to value: "+oldFieldValue);
-     * 
-     * get(Field.Out, "mynewfield").setValue(r,"Hello World!");
-     */
-    Set entrySet = fieldsToUpdate.entrySet();
-    for (Iterator entryIter = entrySet.iterator(); entryIter.hasNext();) {
-    Entry entry = (Entry)entryIter.next();
-    FieldsUpdater fieldsUpdater = (FieldsUpdater)entry.getKey();
-    for (Iterator listIter = ((List)entry.getValue()).iterator(); 
listIter.hasNext();) {
-      String fieldName = (String)listIter.next();
-      FieldHelper fieldHelper = get(Fields.Out, fieldName);
-      fieldHelper.setValue(r, 
fieldsUpdater.manipulate(fieldHelper.getObject(r)));
-    }
-  }
-    
-    // putRow will send the row on to the default output hop.
-    putRow(data.outputRowMeta, r);
-
-    // This method will be continuously called until it returns false (i.e. 
when all rows are processed).
-    // Normally, you'd just return true if you are handling input rows or 
you'd return false when you are done
-    // generating new rows.  In this case, we have the below fancy test to 
figure out when to stop in either case.
-  return (rowsLeftForGenerateMode == -1 || rowsLeftForGenerateMode-- > 0);
-}
-]]></sample>
     </codeSnippet>
     <codeSnippet>
         <name>Implement init</name>
         <category>COMMON</category>
-        <code><![CDATA[public boolean init() {
-  return parent.initImpl();
-}
-]]></code>
-        <sample><![CDATA[/** Initialize and do work where other transforms 
need to wait for... */
+        <code><![CDATA[//
+// Called once before the pipeline starts. Return false to make the transform 
fail.
+//
 public boolean init() {
+  // TODO: acquire resources, open connections, read lookup data, ...
   return parent.initImpl();
 }
-]]></sample>
+]]></code>
     </codeSnippet>
     <codeSnippet>
         <name>Implement dispose</name>
         <category>COMMON</category>
-        <code><![CDATA[public void dispose() {
-  parent.disposeImpl();
-}
-]]></code>
-        <sample><![CDATA[/** Dispose of this transform: close files, empty 
logs, etc. */
+        <code><![CDATA[//
+// Called once after the pipeline finished. Close files, release resources, ...
+//
 public void dispose() {
+  // TODO: release the resources acquired in init()
   parent.disposeImpl();
 }
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Implement processRow</name>
-        <category>COMMON</category>
-        <code><![CDATA[
-//
-// Perform the equivalent of processing one row. Typically this means reading 
a row from input
-// (getRow()) and passing a row to output (putRow)).
-//
-// @return false if no more rows can be processed or an error occurred.
-// @throws HopException
-//
-public boolean processRow() throws HopException {
-
-    return true;
-}
 ]]></code>
-        <sample><![CDATA[//
-// Perform the equivalent of processing one row. Typically this means reading 
a row from input
-// (getRow()) and passing a row to output (putRow)).
-//
-// @return false if no more rows can be processed or an error occurred.
-// @throws HopException
-//
-public boolean processRow() throws HopException {
-    // If the row object is null, we are done processing.
-    if (r == null && !first) {
-        setOutputDone();
-        return false;
-    }
-
-    // If the global "first" flag is true, perform some initialization that 
can only happen
-    // once we have read the first row of input data
-    if (first) {
-        first = false;
-    }
-
-    // It is always safest to call createOutputRow() to ensure that your 
output row's Object[] is large
-    // enough to handle any new fields you are creating in this transform.
-    r = createOutputRow(r, outputRowSize);
-
-    // putRow will send the row on to the default output hop.
-    putRow(data.outputRowMeta, r);
-
-    return true;
-}
-]]></sample>
     </codeSnippet>
     <codeSnippet>
         <name>getRow</name>
         <category>COMMON</category>
         <code><![CDATA[Object[] r = getRow();
 ]]></code>
-        <sample><![CDATA[Object[] r = getRow();
-]]></sample>
     </codeSnippet>
     <codeSnippet>
         <name>getRowFrom</name>
         <category>COMMON</category>
         <code><![CDATA[Object[] row = getRowFrom(rowSet);
 ]]></code>
-        <sample><![CDATA[Object[] row = getRowFrom(rowSet);
-]]></sample>
     </codeSnippet>
     <codeSnippet>
         <name>putRow</name>
         <category>COMMON</category>
-        <code><![CDATA[putRow(row, data);
+        <code><![CDATA[putRow(data.outputRowMeta, r);
 ]]></code>
-        <sample><![CDATA[putRow(row, data);
-]]></sample>
     </codeSnippet>
     <codeSnippet>
         <name>putRowTo</name>
         <category>COMMON</category>
-        <code><![CDATA[putRowTo(rowMeta, row, rowSet);
+        <code><![CDATA[putRowTo(data.outputRowMeta, r, rowSet);
 ]]></code>
-        <sample><![CDATA[putRowTo(rowMeta, row, rowSet);
-]]></sample>
     </codeSnippet>
     <codeSnippet>
         <name>putError</name>
         <category>COMMON</category>
-        <code><![CDATA[putError(rowMeta, row, nrErrors, errorDescriptions, 
fieldNames, errorCodes);
+        <code><![CDATA[putError(getInputRowMeta(), r, 1L, "error description", 
"field name", "ERROR-CODE");
 ]]></code>
-        <sample><![CDATA[putError(rowMeta, row, nrErrors, errorDescriptions, 
fieldNames, errorCodes);
-]]></sample>
     </codeSnippet>
     <codeSnippet>
-        <name>setErrors</name>
+        <name>setOutputDone</name>
         <category>COMMON</category>
-        <code><![CDATA[setErrors(1);
+        <code><![CDATA[setOutputDone();
 ]]></code>
-        <sample><![CDATA[setErrors(1);
-]]></sample>
     </codeSnippet>
     <codeSnippet>
         <name>stopAll</name>
         <category>COMMON</category>
         <code><![CDATA[stopAll();
 ]]></code>
-        <sample><![CDATA[stopAll();
-]]></sample>
     </codeSnippet>
     <codeSnippet>
-        <name>setOutputDone</name>
+        <name>isStopped</name>
         <category>COMMON</category>
-        <code><![CDATA[setOutputDone();
+        <code><![CDATA[if (isStopped()) {
+  return false;
+}
 ]]></code>
-        <sample><![CDATA[setOutputDone();
-]]></sample>
     </codeSnippet>
     <codeSnippet>
-        <name>getVariable</name>
+        <name>setErrors</name>
         <category>COMMON</category>
-        <code><![CDATA[String getVariable = getVariable(variableName, 
defaultValue);
+        <code><![CDATA[setErrors(1);
 ]]></code>
-        <sample><![CDATA[String getVariable = getVariable(variableName, 
defaultValue);
-]]></sample>
     </codeSnippet>
     <codeSnippet>
-        <name>checkFeedback</name>
+        <name>getParameter</name>
         <category>COMMON</category>
-        <code><![CDATA[boolean checkFeedback = checkFeedback(lines);
+        <code><![CDATA[String parameterValue = getParameter("PARAMETER_NAME");
 ]]></code>
-        <sample><![CDATA[boolean checkFeedback = checkFeedback(lines);
-]]></sample>
     </codeSnippet>
     <codeSnippet>
-        <name>addResultFile</name>
+        <name>getVariable</name>
         <category>COMMON</category>
-        <code><![CDATA[addResultFile(resultFile);
+        <code><![CDATA[String variableValue = getVariable("VARIABLE_NAME", 
"default value");
 ]]></code>
-        <sample><![CDATA[addResultFile(resultFile);
-]]></sample>
     </codeSnippet>
     <codeSnippet>
-        <name>getResultFiles</name>
+        <name>setVariable</name>
         <category>COMMON</category>
-        <code><![CDATA[Map getResultFiles = getResultFiles();
+        <code><![CDATA[setVariable("VARIABLE_NAME", "value");
 ]]></code>
-        <sample><![CDATA[Map getResultFiles = getResultFiles();
-]]></sample>
     </codeSnippet>
-
     <codeSnippet>
-        <name>logBasic</name>
-        <category>LOGGING</category>
-        <code><![CDATA[logBasic(msg);
+        <name>checkFeedback</name>
+        <category>COMMON</category>
+        <code><![CDATA[if (checkFeedback(getLinesRead())) {
+  logBasic("Read " + getLinesRead() + " rows");
+}
 ]]></code>
-        <sample><![CDATA[logBasic(msg);
-]]></sample>
     </codeSnippet>
     <codeSnippet>
-        <name>logDebug</name>
-        <category>LOGGING</category>
-        <code><![CDATA[logDebug(msg);
+        <name>addResultFile</name>
+        <category>COMMON</category>
+        <code><![CDATA[ResultFile resultFile =
+    new ResultFile(
+        ResultFile.FILE_TYPE_GENERAL,
+        
org.apache.hop.core.vfs.HopVfs.getFileObject("${java.io.tmpdir}/example.txt", 
parent),
+        getPipelineMeta().getName(),
+        getTransformName());
+addResultFile(resultFile);
 ]]></code>
-        <sample><![CDATA[logDebug(msg);
-]]></sample>
     </codeSnippet>
     <codeSnippet>
-        <name>logDetailed</name>
-        <category>LOGGING</category>
-        <code><![CDATA[logDetailed(msg);
+        <name>getResultFiles</name>
+        <category>COMMON</category>
+        <code><![CDATA[Map<String, ResultFile> resultFiles = getResultFiles();
 ]]></code>
-        <sample><![CDATA[logDetailed(msg);
-]]></sample>
     </codeSnippet>
+
+    <!-- ==================== Row manipulation ==================== -->
+
     <codeSnippet>
-        <name>logError(msg)</name>
-        <category>LOGGING</category>
-        <code><![CDATA[logError(msg);
+        <name>createOutputRow</name>
+        <category>ROW</category>
+        <code><![CDATA[r = createOutputRow(r, data.outputRowMeta.size());
 ]]></code>
-        <sample><![CDATA[logError(msg);
-]]></sample>
     </codeSnippet>
     <codeSnippet>
-        <name>logError(msg,e)</name>
-        <category>LOGGING</category>
-        <code><![CDATA[logError(msg, e);
+        <name>Read an input field</name>
+        <category>ROW</category>
+        <code><![CDATA[// A FieldHelper has a getter per data type: 
getString(), getLong(), getDate(),
+// getBoolean(), getDouble(), getBigDecimal(), getBinary(), getTimestamp(), ...
+//
+String stringValue = get(Fields.In, "field_name").getString(r);
+Long integerValue = get(Fields.In, "field_name").getLong(r);
 ]]></code>
-        <sample><![CDATA[logError(msg, e);
-]]></sample>
     </codeSnippet>
     <codeSnippet>
-        <name>logMinimal</name>
-        <category>LOGGING</category>
-        <code><![CDATA[logMinimal(msg);
+        <name>Write an output field</name>
+        <category>ROW</category>
+        <code><![CDATA[get(Fields.Out, "field_name").setValue(r, "value");
 ]]></code>
-        <sample><![CDATA[logMinimal(msg);
-]]></sample>
     </codeSnippet>
     <codeSnippet>
-        <name>logRowlevel</name>
-        <category>LOGGING</category>
-        <code><![CDATA[logRowlevel(msg);
+        <name>Read an info field</name>
+        <category>ROW</category>
+        <code><![CDATA[String infoValue = get(Fields.Info, 
"field_name").getString(r);
 ]]></code>
-        <sample><![CDATA[logRowlevel(msg);
-]]></sample>
     </codeSnippet>
     <codeSnippet>
-        <name>logSummary</name>
-        <category>LOGGING</category>
-        <code><![CDATA[logSummary();
+        <name>findInfoRowSet</name>
+        <category>ROW</category>
+        <code><![CDATA[// Read all rows of an info stream before calling 
getRow() on the main stream:
+// the row layouts differ, so mixing both leads to errors.
+//
+IRowSet infoRowSet = findInfoRowSet("info stream tag");
+Object[] infoRow = null;
+while ((infoRow = getRowFrom(infoRowSet)) != null) {
+  // TODO: do something with the info row
+}
 ]]></code>
-        <sample><![CDATA[logSummary();
-]]></sample>
     </codeSnippet>
     <codeSnippet>
-        <name>incrementLinesInput</name>
-        <category>STATUS</category>
-        <code><![CDATA[long incrementLinesInput = incrementLinesInput();
+        <name>findTargetRowSet</name>
+        <category>ROW</category>
+        <code><![CDATA[IRowSet targetRowSet = findTargetRowSet("target stream 
tag");
+putRowTo(data.outputRowMeta, r, targetRowSet);
 ]]></code>
-        <sample><![CDATA[long incrementLinesInput = incrementLinesInput();
-]]></sample>
     </codeSnippet>
     <codeSnippet>
-        <name>incrementLinesOutput</name>
-        <category>STATUS</category>
-        <code><![CDATA[long incrementLinesOutput = incrementLinesOutput();
+        <name>getInputRowMeta</name>
+        <category>ROW</category>
+        <code><![CDATA[IRowMeta inputRowMeta = getInputRowMeta();
 ]]></code>
-        <sample><![CDATA[long incrementLinesOutput = incrementLinesOutput();
-]]></sample>
     </codeSnippet>
     <codeSnippet>
-        <name>incrementLinesRead</name>
-        <category>STATUS</category>
-        <code><![CDATA[long incrementLinesRead = incrementLinesRead();
+        <name>getErrorRowMeta</name>
+        <category>ROW</category>
+        <code><![CDATA[IRowMeta errorRowMeta = getErrorRowMeta();
 ]]></code>
-        <sample><![CDATA[long incrementLinesRead = incrementLinesRead();
-]]></sample>
     </codeSnippet>
     <codeSnippet>
-        <name>incrementLinesRejected</name>
-        <category>STATUS</category>
-        <code><![CDATA[long incrementLinesRejected = incrementLinesRejected();
+        <name>getInputRowSets</name>
+        <category>ROW</category>
+        <code><![CDATA[List<IRowSet> inputRowSets = getInputRowSets();
 ]]></code>
-        <sample><![CDATA[long incrementLinesRejected = 
incrementLinesRejected();
-]]></sample>
     </codeSnippet>
     <codeSnippet>
-        <name>incrementLinesSkipped</name>
-        <category>STATUS</category>
-        <code><![CDATA[long incrementLinesSkipped = incrementLinesSkipped();
+        <name>getOutputRowSets</name>
+        <category>ROW</category>
+        <code><![CDATA[List<IRowSet> outputRowSets = getOutputRowSets();
 ]]></code>
-        <sample><![CDATA[long incrementLinesSkipped = incrementLinesSkipped();
-]]></sample>
     </codeSnippet>
     <codeSnippet>
-        <name>incrementLinesUpdated</name>
-        <category>STATUS</category>
-        <code><![CDATA[long incrementLinesUpdated = incrementLinesUpdated();
+        <name>findInputRowSet</name>
+        <category>ROW</category>
+        <code><![CDATA[IRowSet inputRowSet = findInputRowSet("source transform 
name");
 ]]></code>
-        <sample><![CDATA[long incrementLinesUpdated = incrementLinesUpdated();
-]]></sample>
     </codeSnippet>
     <codeSnippet>
-        <name>incrementLinesWritten</name>
-        <category>STATUS</category>
-        <code><![CDATA[long incrementLinesWritten = incrementLinesWritten();
+        <name>findOutputRowSet</name>
+        <category>ROW</category>
+        <code><![CDATA[IRowSet outputRowSet = findOutputRowSet("target 
transform name");
 ]]></code>
-        <sample><![CDATA[long incrementLinesWritten = incrementLinesWritten();
-]]></sample>
     </codeSnippet>
+
+    <!-- ==================== Logging ==================== -->
+
     <codeSnippet>
-        <name>getLinesInput</name>
-        <category>STATUS</category>
-        <code><![CDATA[long getLinesInput = getLinesInput();
+        <name>logMinimal</name>
+        <category>LOGGING</category>
+        <code><![CDATA[logMinimal(msg);
 ]]></code>
-        <sample><![CDATA[long getLinesInput = getLinesInput();
-]]></sample>
     </codeSnippet>
     <codeSnippet>
-        <name>getLinesOutput</name>
-        <category>STATUS</category>
-        <code><![CDATA[long getLinesOutput = getLinesOutput();
+        <name>logBasic</name>
+        <category>LOGGING</category>
+        <code><![CDATA[logBasic(msg);
 ]]></code>
-        <sample><![CDATA[long getLinesOutput = getLinesOutput();
-]]></sample>
     </codeSnippet>
     <codeSnippet>
-        <name>getLinesRead</name>
-        <category>STATUS</category>
-        <code><![CDATA[long getLinesRead = getLinesRead();
+        <name>logDetailed</name>
+        <category>LOGGING</category>
+        <code><![CDATA[logDetailed(msg);
 ]]></code>
-        <sample><![CDATA[long getLinesRead = getLinesRead();
-]]></sample>
     </codeSnippet>
     <codeSnippet>
-        <name>getLinesRejected</name>
-        <category>STATUS</category>
-        <code><![CDATA[long getLinesRejected = getLinesRejected();
+        <name>logDebug</name>
+        <category>LOGGING</category>
+        <code><![CDATA[logDebug(msg);
 ]]></code>
-        <sample><![CDATA[long getLinesRejected = getLinesRejected();
-]]></sample>
     </codeSnippet>
     <codeSnippet>
-        <name>getLinesSkipped</name>
-        <category>STATUS</category>
-        <code><![CDATA[long getLinesSkipped = getLinesSkipped();
+        <name>logRowlevel</name>
+        <category>LOGGING</category>
+        <code><![CDATA[logRowlevel(msg);
 ]]></code>
-        <sample><![CDATA[long getLinesSkipped = getLinesSkipped();
-]]></sample>
     </codeSnippet>
     <codeSnippet>
-        <name>getLinesUpdated</name>
-        <category>STATUS</category>
-        <code><![CDATA[long getLinesUpdated = getLinesUpdated();
+        <name>logError(msg)</name>
+        <category>LOGGING</category>
+        <code><![CDATA[logError(msg);
 ]]></code>
-        <sample><![CDATA[long getLinesUpdated = getLinesUpdated();
-]]></sample>
     </codeSnippet>
     <codeSnippet>
-        <name>getLinesWritten</name>
-        <category>STATUS</category>
-        <code><![CDATA[long getLinesWritten = getLinesWritten();
+        <name>logError(msg, e)</name>
+        <category>LOGGING</category>
+        <code><![CDATA[try {
+  // TODO: your code here
+} catch (Exception e) {
+  logError("Unexpected error", e);
+  setErrors(1);
+  stopAll();
+}
 ]]></code>
-        <sample><![CDATA[long getLinesWritten = getLinesWritten();
-]]></sample>
     </codeSnippet>
+
+    <!-- ==================== Transform status ==================== -->
+
     <codeSnippet>
-        <name>getProcessed</name>
+        <name>getLinesInput</name>
         <category>STATUS</category>
-        <code><![CDATA[long getProcessed = getProcessed();
+        <code><![CDATA[long linesInput = getLinesInput();
 ]]></code>
-        <sample><![CDATA[long getProcessed = getProcessed();
-]]></sample>
     </codeSnippet>
     <codeSnippet>
-        <name>getStatus</name>
+        <name>getLinesOutput</name>
         <category>STATUS</category>
-        <code><![CDATA[TransformExecutionStatus getStatus = getStatus();
+        <code><![CDATA[long linesOutput = getLinesOutput();
 ]]></code>
-        <sample><![CDATA[TransformExecutionStatus getStatus = getStatus();
-]]></sample>
     </codeSnippet>
     <codeSnippet>
-        <name>getStatusDescription</name>
+        <name>getLinesRead</name>
         <category>STATUS</category>
-        <code><![CDATA[String getStatusDescription = getStatusDescription();
+        <code><![CDATA[long linesRead = getLinesRead();
 ]]></code>
-        <sample><![CDATA[String getStatusDescription = getStatusDescription();
-]]></sample>
     </codeSnippet>
     <codeSnippet>
-        <name>decrementLinesRead</name>
+        <name>getLinesWritten</name>
         <category>STATUS</category>
-        <code><![CDATA[long decrementLinesRead = decrementLinesRead();
+        <code><![CDATA[long linesWritten = getLinesWritten();
 ]]></code>
-        <sample><![CDATA[long decrementLinesRead = decrementLinesRead();
-]]></sample>
     </codeSnippet>
     <codeSnippet>
-        <name>decrementLinesWritten</name>
+        <name>getLinesRejected</name>
         <category>STATUS</category>
-        <code><![CDATA[long decrementLinesWritten = decrementLinesWritten();
+        <code><![CDATA[long linesRejected = getLinesRejected();
 ]]></code>
-        <sample><![CDATA[long decrementLinesWritten = decrementLinesWritten();
-]]></sample>
     </codeSnippet>
     <codeSnippet>
-        <name>setLinesInput</name>
+        <name>getLinesSkipped</name>
         <category>STATUS</category>
-        <code><![CDATA[setLinesInput(newLinesInputValue);
+        <code><![CDATA[long linesSkipped = getLinesSkipped();
 ]]></code>
-        <sample><![CDATA[setLinesInput(newLinesInputValue);
-]]></sample>
     </codeSnippet>
     <codeSnippet>
-        <name>setLinesOutput</name>
+        <name>getLinesUpdated</name>
         <category>STATUS</category>
-        <code><![CDATA[setLinesOutput(newLinesOutputValue);
+        <code><![CDATA[long linesUpdated = getLinesUpdated();
 ]]></code>
-        <sample><![CDATA[setLinesOutput(newLinesOutputValue);
-]]></sample>
     </codeSnippet>
     <codeSnippet>
-        <name>setLinesRead</name>
+        <name>incrementLinesInput</name>
         <category>STATUS</category>
-        <code><![CDATA[setLinesRead(newLinesReadValue);
+        <code><![CDATA[incrementLinesInput();
 ]]></code>
-        <sample><![CDATA[setLinesRead(newLinesReadValue);
-]]></sample>
     </codeSnippet>
     <codeSnippet>
-        <name>setLinesRejected</name>
+        <name>incrementLinesOutput</name>
         <category>STATUS</category>
-        <code><![CDATA[setLinesRejected(linesRejected);
+        <code><![CDATA[incrementLinesOutput();
 ]]></code>
-        <sample><![CDATA[setLinesRejected(linesRejected);
-]]></sample>
     </codeSnippet>
     <codeSnippet>
-        <name>setLinesSkipped</name>
+        <name>incrementLinesRead</name>
         <category>STATUS</category>
-        <code><![CDATA[setLinesSkipped(newLinesSkippedValue);
+        <code><![CDATA[incrementLinesRead();
 ]]></code>
-        <sample><![CDATA[setLinesSkipped(newLinesSkippedValue);
-]]></sample>
     </codeSnippet>
     <codeSnippet>
-        <name>setLinesUpdated</name>
+        <name>incrementLinesWritten</name>
         <category>STATUS</category>
-        <code><![CDATA[setLinesUpdated(newLinesUpdatedValue);
+        <code><![CDATA[incrementLinesWritten();
 ]]></code>
-        <sample><![CDATA[setLinesUpdated(newLinesUpdatedValue);
-]]></sample>
     </codeSnippet>
     <codeSnippet>
-        <name>setLinesWritten</name>
+        <name>incrementLinesRejected</name>
         <category>STATUS</category>
-        <code><![CDATA[setLinesWritten(newLinesWrittenValue);
-]]></code>
-        <sample><![CDATA[setLinesWritten(newLinesWrittenValue);
-]]></sample>
-    </codeSnippet>
-
-    <codeSnippet>
-        <name>getInputRowMeta</name>
-        <category>ROW</category>
-        <code><![CDATA[RowMetaInterface getInputRowMeta = getInputRowMeta();
-]]></code>
-        <sample><![CDATA[RowMetaInterface getInputRowMeta = getInputRowMeta();
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>getErrorRowMeta</name>
-        <category>ROW</category>
-        <code><![CDATA[RowMetaInterface getErrorRowMeta = getErrorRowMeta();
+        <code><![CDATA[incrementLinesRejected();
 ]]></code>
-        <sample><![CDATA[RowMetaInterface getErrorRowMeta = getErrorRowMeta();
-]]></sample>
     </codeSnippet>
     <codeSnippet>
-        <name>getInputRowSets</name>
-        <category>ROW</category>
-        <code><![CDATA[List getInputRowSets = getInputRowSets();
+        <name>incrementLinesSkipped</name>
+        <category>STATUS</category>
+        <code><![CDATA[incrementLinesSkipped();
 ]]></code>
-        <sample><![CDATA[List getInputRowSets = getInputRowSets();
-]]></sample>
     </codeSnippet>
     <codeSnippet>
-        <name>getOutputRowSets</name>
-        <category>ROW</category>
-        <code><![CDATA[List getOutputRowSets = getOutputRowSets();
+        <name>incrementLinesUpdated</name>
+        <category>STATUS</category>
+        <code><![CDATA[incrementLinesUpdated();
 ]]></code>
-        <sample><![CDATA[List getOutputRowSets = getOutputRowSets();
-]]></sample>
     </codeSnippet>
     <codeSnippet>
-        <name>findInputRowSet(sourceTransform)</name>
-        <category>ROW</category>
-        <code><![CDATA[RowSet findInputRowSet = 
findInputRowSet(sourceTransform);
+        <name>getProcessed</name>
+        <category>STATUS</category>
+        <code><![CDATA[long processed = getProcessed();
 ]]></code>
-        <sample><![CDATA[RowSet findInputRowSet = 
findInputRowSet(sourceTransform);
-]]></sample>
     </codeSnippet>
     <codeSnippet>
-        <name>findInputRowSet(from, fromcopy, to tocopy)</name>
-        <category>ROW</category>
-        <code><![CDATA[RowSet findInputRowSet = findInputRowSet(from, 
fromcopy, to, tocopy);
+        <name>getErrors</name>
+        <category>STATUS</category>
+        <code><![CDATA[long errors = getErrors();
 ]]></code>
-        <sample><![CDATA[RowSet findInputRowSet = findInputRowSet(from, 
fromcopy, to, tocopy);
-]]></sample>
     </codeSnippet>
     <codeSnippet>
-        <name>findOutputRowSet(targetTransform)</name>
-        <category>ROW</category>
-        <code><![CDATA[RowSet findOutputRowSet = 
findOutputRowSet(targetTransform);
+        <name>getStatus</name>
+        <category>STATUS</category>
+        <code><![CDATA[EngineComponent.ComponentExecutionStatus status = 
getStatus();
 ]]></code>
-        <sample><![CDATA[RowSet findOutputRowSet = 
findOutputRowSet(targetTransform);
-]]></sample>
     </codeSnippet>
     <codeSnippet>
-        <name>findOutputRowSet(from, fromcopy, to tocopy)</name>
-        <category>ROW</category>
-        <code><![CDATA[RowSet findOutputRowSet = findOutputRowSet(from, 
fromcopy, to, tocopy);
+        <name>getStatusDescription</name>
+        <category>STATUS</category>
+        <code><![CDATA[String statusDescription = getStatusDescription();
 ]]></code>
-        <sample><![CDATA[RowSet findOutputRowSet = findOutputRowSet(from, 
fromcopy, to, tocopy);
-]]></sample>
     </codeSnippet>
+
+    <!-- ==================== Row listeners ==================== -->
+
     <codeSnippet>
         <name>addRowListener</name>
         <category>LISTENERS</category>
         <code><![CDATA[addRowListener(rowListener);
 ]]></code>
-        <sample><![CDATA[addRowListener(rowListener);
-]]></sample>
     </codeSnippet>
     <codeSnippet>
-        <name>addTransformListener</name>
+        <name>removeRowListener</name>
         <category>LISTENERS</category>
-        <code><![CDATA[addTransformListener(transformListener);
+        <code><![CDATA[removeRowListener(rowListener);
 ]]></code>
-        <sample><![CDATA[addTransformListener(transformListener);
-]]></sample>
     </codeSnippet>
     <codeSnippet>
         <name>getRowListeners</name>
         <category>LISTENERS</category>
-        <code><![CDATA[List getRowListeners = getRowListeners();
-]]></code>
-        <sample><![CDATA[List getRowListeners = getRowListeners();
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>getTransformListeners</name>
-        <category>LISTENERS</category>
-        <code><![CDATA[List getTransformListeners = getTransformListeners();
-]]></code>
-        <sample><![CDATA[List getTransformListeners = getTransformListeners();
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>removeRowListener</name>
-        <category>LISTENERS</category>
-        <code><![CDATA[removeRowListener(rowListener);
+        <code><![CDATA[List<IRowListener> rowListeners = getRowListeners();
 ]]></code>
-        <sample><![CDATA[removeRowListener(rowListener);
-]]></sample>
     </codeSnippet>
 
+    <!-- ==================== Uncommon use ==================== -->
+
     <codeSnippet>
-        <name>getTransformMeta</name>
+        <name>getTransformName</name>
         <category>OTHER</category>
-        <code><![CDATA[TransformMeta getTransformMeta = getTransformMeta();
+        <code><![CDATA[String transformName = getTransformName();
 ]]></code>
-        <sample><![CDATA[TransformMeta getTransformMeta = getTransformMeta();
-]]></sample>
     </codeSnippet>
     <codeSnippet>
-        <name>getPipeline</name>
+        <name>getTransformPluginId</name>
         <category>OTHER</category>
-        <code><![CDATA[Pipeline getPipeline = getPipeline();
+        <code><![CDATA[String transformPluginId = getTransformPluginId();
 ]]></code>
-        <sample><![CDATA[Pipeline getPipeline = getPipeline();
-]]></sample>
     </codeSnippet>
     <codeSnippet>
-        <name>getPipelineMeta</name>
+        <name>getTransformMeta</name>
         <category>OTHER</category>
-        <code><![CDATA[PipelineMeta getPipelineMeta = getPipelineMeta();
+        <code><![CDATA[TransformMeta transformMeta = getTransformMeta();
 ]]></code>
-        <sample><![CDATA[PipelineMeta getPipelineMeta = getPipelineMeta();
-]]></sample>
     </codeSnippet>
     <codeSnippet>
-        <name>getTransformDataInterface</name>
+        <name>getPipeline</name>
         <category>OTHER</category>
-        <code><![CDATA[TransformDataInterface getTransformDataInterface = 
getTransformDataInterface();
+        <code><![CDATA[IPipelineEngine pipeline = getPipeline();
 ]]></code>
-        <sample><![CDATA[TransformDataInterface getTransformDataInterface = 
getTransformDataInterface();
-]]></sample>
     </codeSnippet>
     <codeSnippet>
-        <name>getPartitionID</name>
+        <name>getPipelineMeta</name>
         <category>OTHER</category>
-        <code><![CDATA[String getPartitionID = getPartitionID();
+        <code><![CDATA[PipelineMeta pipelineMeta = getPipelineMeta();
 ]]></code>
-        <sample><![CDATA[String getPartitionID = getPartitionID();
-]]></sample>
     </codeSnippet>
     <codeSnippet>
-        <name>getPartitionTargets</name>
+        <name>getCopy</name>
         <category>OTHER</category>
-        <code><![CDATA[Map getPartitionTargets = getPartitionTargets();
+        <code><![CDATA[int copyNr = getCopy();
 ]]></code>
-        <sample><![CDATA[Map getPartitionTargets = getPartitionTargets();
-]]></sample>
     </codeSnippet>
     <codeSnippet>
-        <name>getRepartitioning</name>
+        <name>isDistributed</name>
         <category>OTHER</category>
-        <code><![CDATA[int getRepartitioning = getRepartitioning();
+        <code><![CDATA[boolean distributed = isDistributed();
 ]]></code>
-        <sample><![CDATA[int getRepartitioning = getRepartitioning();
-]]></sample>
     </codeSnippet>
     <codeSnippet>
         <name>isPartitioned</name>
         <category>OTHER</category>
-        <code><![CDATA[boolean isPartitioned = isPartitioned();
+        <code><![CDATA[boolean partitioned = isPartitioned();
 ]]></code>
-        <sample><![CDATA[boolean isPartitioned = isPartitioned();
-]]></sample>
     </codeSnippet>
     <codeSnippet>
-        <name>getClusterSize</name>
+        <name>getPartitionId</name>
         <category>OTHER</category>
-        <code><![CDATA[int getClusterSize = getClusterSize();
+        <code><![CDATA[String partitionId = getPartitionId();
 ]]></code>
-        <sample><![CDATA[int getClusterSize = getClusterSize();
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>getCopy</name>
-        <category>OTHER</category>
-        <code><![CDATA[int getCopy = getCopy();
-]]></code>
-        <sample><![CDATA[int getCopy = getCopy();
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>getErrors</name>
-        <category>OTHER</category>
-        <code><![CDATA[long getErrors = getErrors();
-]]></code>
-        <sample><![CDATA[long getErrors = getErrors();
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>getRuntime</name>
-        <category>OTHER</category>
-        <code><![CDATA[long getRuntime = getRuntime();
-]]></code>
-        <sample><![CDATA[long getRuntime = getRuntime();
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>getSlaveNr</name>
-        <category>OTHER</category>
-        <code><![CDATA[int getSlaveNr = getSlaveNr();
-]]></code>
-        <sample><![CDATA[int getSlaveNr = getSlaveNr();
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>getSocketRepository</name>
-        <category>OTHER</category>
-        <code><![CDATA[SocketRepository getSocketRepository = 
getSocketRepository();
-]]></code>
-        <sample><![CDATA[SocketRepository getSocketRepository = 
getSocketRepository();
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>getTransformName</name>
-        <category>OTHER</category>
-        <code><![CDATA[String getTransformName = getTransformName();
-]]></code>
-        <sample><![CDATA[String getTransformName = getTransformName();
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>getTypeId</name>
-        <category>OTHER</category>
-        <code><![CDATA[String getTypeId = getTypeId();
-]]></code>
-        <sample><![CDATA[String getTypeId = getTypeId();
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>getUniqueTransformCountAcrossSlaves</name>
-        <category>OTHER</category>
-        <code><![CDATA[int getUniqueTransformCountAcrossSlaves = 
getUniqueTransformCountAcrossSlaves();
-]]></code>
-        <sample><![CDATA[int getUniqueTransformCountAcrossSlaves = 
getUniqueTransformCountAcrossSlaves();
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>getUniqueTransformNrAcrossSlaves</name>
-        <category>OTHER</category>
-        <code><![CDATA[int getUniqueTransformNrAcrossSlaves = 
getUniqueTransformNrAcrossSlaves();
-]]></code>
-        <sample><![CDATA[int getUniqueTransformNrAcrossSlaves = 
getUniqueTransformNrAcrossSlaves();
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>isDistributed</name>
-        <category>OTHER</category>
-        <code><![CDATA[boolean isDistributed = isDistributed();
-]]></code>
-        <sample><![CDATA[boolean isDistributed = isDistributed();
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>setVariable</name>
-        <category>OTHER</category>
-        <code><![CDATA[setVariable(variableName, variableValue);
-]]></code>
-        <sample><![CDATA[setVariable(variableName, variableValue);
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override addResultFile</name>
-        <category>OTHER</category>
-        <code><![CDATA[public void addResultFile(ResultFile resultFile) {
-  parent.addResultFileImpl(resultFile);
-}
-]]></code>
-        <sample><![CDATA[public void addResultFile(ResultFile resultFile) {
-  parent.addResultFileImpl(resultFile);
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override addRowListener</name>
-        <category>OTHER</category>
-        <code><![CDATA[public void addRowListener(RowListener rowListener) {
-  parent.addRowListenerImpl(rowListener);
-}
-]]></code>
-        <sample><![CDATA[public void addRowListener(RowListener rowListener) {
-  parent.addRowListenerImpl(rowListener);
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override addTransformListener</name>
-        <category>OTHER</category>
-        <code><![CDATA[public void addTransformListener(TransformListener 
transformListener) {
-  parent.addTransformListenerImpl(transformListener);
-}
-]]></code>
-        <sample><![CDATA[public void addTransformListener(TransformListener 
transformListener) {
-  parent.addTransformListenerImpl(transformListener);
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override checkFeedback</name>
-        <category>OTHER</category>
-        <code><![CDATA[public boolean checkFeedback(long lines) {
-  return parent.checkFeedbackImpl(lines);
-}
-]]></code>
-        <sample><![CDATA[public boolean checkFeedback(long lines) {
-  return parent.checkFeedbackImpl(lines);
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override cleanup</name>
-        <category>OTHER</category>
-        <code><![CDATA[public void cleanup() {
-  parent.cleanupImpl();
-}
-]]></code>
-        <sample><![CDATA[public void cleanup() {
-  parent.cleanupImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override decrementLinesRead</name>
-        <category>OTHER</category>
-        <code><![CDATA[public long decrementLinesRead() {
-  return parent.decrementLinesReadImpl();
-}
-]]></code>
-        <sample><![CDATA[public long decrementLinesRead() {
-  return parent.decrementLinesReadImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override decrementLinesWritten</name>
-        <category>OTHER</category>
-        <code><![CDATA[public long decrementLinesWritten() {
-  return parent.decrementLinesWrittenImpl();
-}
-]]></code>
-        <sample><![CDATA[public long decrementLinesWritten() {
-  return parent.decrementLinesWrittenImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override findInputRowSet(sourceTransform)</name>
-        <category>OTHER</category>
-        <code><![CDATA[public RowSet findInputRowSet(String sourceTransform) 
throws HopTransformException {
-  return parent.findInputRowSetImpl(sourceTransform);
-}
-]]></code>
-        <sample><![CDATA[public RowSet findInputRowSet(String sourceTransform) 
throws HopTransformException {
-  return parent.findInputRowSetImpl(sourceTransform);
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override findInputRowSet(from, fromcopy, to tocopy)</name>
-        <category>OTHER</category>
-        <code><![CDATA[public RowSet findInputRowSet(String from, int 
fromcopy, String to, int tocopy) {
-  return parent.findInputRowSetImpl(from, fromcopy, to, tocopy);
-}
-]]></code>
-        <sample><![CDATA[public RowSet findInputRowSet(String from, int 
fromcopy, String to, int tocopy) {
-  return parent.findInputRowSetImpl(from, fromcopy, to, tocopy);
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override findOutputRowSet(targetTransform)</name>
-        <category>OTHER</category>
-        <code><![CDATA[public RowSet findOutputRowSet(String targetTransform) 
throws HopTransformException {
-  return parent.findOutputRowSetImpl(targetTransform);
-}
-]]></code>
-        <sample><![CDATA[public RowSet findOutputRowSet(String 
targetTransform) throws HopTransformException {
-  return parent.findOutputRowSetImpl(targetTransform);
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override findOutputRowSet(from, fromcopy, to tocopy)</name>
-        <category>OTHER</category>
-        <code><![CDATA[public RowSet findOutputRowSet(String from, int 
fromcopy, String to, int tocopy) {
-  return parent.findOutputRowSetImpl(from, fromcopy, to, tocopy);
-}
-]]></code>
-        <sample><![CDATA[public RowSet findOutputRowSet(String from, int 
fromcopy, String to, int tocopy) {
-  return parent.findOutputRowSetImpl(from, fromcopy, to, tocopy);
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override getClusterSize</name>
-        <category>OTHER</category>
-        <code><![CDATA[public int getClusterSize() {
-  return parent.getClusterSizeImpl();
-}
-]]></code>
-        <sample><![CDATA[public int getClusterSize() {
-  return parent.getClusterSizeImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override getCopy</name>
-        <category>OTHER</category>
-        <code><![CDATA[public int getCopy() {
-  return parent.getCopyImpl();
-}
-]]></code>
-        <sample><![CDATA[public int getCopy() {
-  return parent.getCopyImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override getErrorRowMeta</name>
-        <category>OTHER</category>
-        <code><![CDATA[public RowMetaInterface getErrorRowMeta() {
-  return parent.getErrorRowMetaImpl();
-}
-]]></code>
-        <sample><![CDATA[public RowMetaInterface getErrorRowMeta() {
-  return parent.getErrorRowMetaImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override getErrors</name>
-        <category>OTHER</category>
-        <code><![CDATA[public long getErrors() {
-  return parent.getErrorsImpl();
-}
-]]></code>
-        <sample><![CDATA[public long getErrors() {
-  return parent.getErrorsImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override getInputRowMeta</name>
-        <category>OTHER</category>
-        <code><![CDATA[public RowMetaInterface getInputRowMeta() {
-  return parent.getInputRowMetaImpl();
-}
-]]></code>
-        <sample><![CDATA[public RowMetaInterface getInputRowMeta() {
-  return parent.getInputRowMetaImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override getInputRowSets</name>
-        <category>OTHER</category>
-        <code><![CDATA[public List getInputRowSets() {
-  return parent.getInputRowSetsImpl();
-}
-]]></code>
-        <sample><![CDATA[public List getInputRowSets() {
-  return parent.getInputRowSetsImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override getLinesInput</name>
-        <category>OTHER</category>
-        <code><![CDATA[public long getLinesInput() {
-  return parent.getLinesInputImpl();
-}
-]]></code>
-        <sample><![CDATA[public long getLinesInput() {
-  return parent.getLinesInputImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override getLinesOutput</name>
-        <category>OTHER</category>
-        <code><![CDATA[public long getLinesOutput() {
-  return parent.getLinesOutputImpl();
-}
-]]></code>
-        <sample><![CDATA[public long getLinesOutput() {
-  return parent.getLinesOutputImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override getLinesRead</name>
-        <category>OTHER</category>
-        <code><![CDATA[public long getLinesRead() {
-  return parent.getLinesReadImpl();
-}
-]]></code>
-        <sample><![CDATA[public long getLinesRead() {
-  return parent.getLinesReadImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override getLinesRejected</name>
-        <category>OTHER</category>
-        <code><![CDATA[public long getLinesRejected() {
-  return parent.getLinesRejectedImpl();
-}
-]]></code>
-        <sample><![CDATA[public long getLinesRejected() {
-  return parent.getLinesRejectedImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override getLinesSkipped</name>
-        <category>OTHER</category>
-        <code><![CDATA[public long getLinesSkipped() {
-  return parent.getLinesSkippedImpl();
-}
-]]></code>
-        <sample><![CDATA[public long getLinesSkipped() {
-  return parent.getLinesSkippedImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override getLinesUpdated</name>
-        <category>OTHER</category>
-        <code><![CDATA[public long getLinesUpdated() {
-  return parent.getLinesUpdatedImpl();
-}
-]]></code>
-        <sample><![CDATA[public long getLinesUpdated() {
-  return parent.getLinesUpdatedImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override getLinesWritten</name>
-        <category>OTHER</category>
-        <code><![CDATA[public long getLinesWritten() {
-  return parent.getLinesWrittenImpl();
-}
-]]></code>
-        <sample><![CDATA[public long getLinesWritten() {
-  return parent.getLinesWrittenImpl();
-}
-]]></sample>
-    </codeSnippet>
-
-    public List getOutputRowSets()
-    {
-    return parent.getOutputRowSetsImpl();
-    }
-
-    public String getPartitionID()
-    {
-    return parent.getPartitionIDImpl();
-    }
-
-    public Map getPartitionTargets()
-    {
-    return parent.getPartitionTargetsImpl();
-    }
-
-    <codeSnippet>
-        <name>Override getProcessed</name>
-        <category>OTHER</category>
-        <code><![CDATA[public long getProcessed() {
-  return parent.getProcessedImpl();
-}
-]]></code>
-        <sample><![CDATA[public long getProcessed() {
-  return parent.getProcessedImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override getRepartitioning</name>
-        <category>OTHER</category>
-        <code><![CDATA[public int getRepartitioning() {
-  return parent.getRepartitioningImpl();
-}
-]]></code>
-        <sample><![CDATA[public int getRepartitioning() {
-  return parent.getRepartitioningImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override getResultFiles</name>
-        <category>OTHER</category>
-        <code><![CDATA[public Map getResultFiles() {
-  return parent.getResultFilesImpl();
-}
-]]></code>
-        <sample><![CDATA[public Map getResultFiles() {
-  return parent.getResultFilesImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override getRow</name>
-        <category>OTHER</category>
-        <code><![CDATA[public Object[] getRow() throws HopException {
-  return parent.getRowImpl();
-}
-]]></code>
-        <sample><![CDATA[public Object[] getRow() throws HopException {
-  return parent.getRowImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override getRowFrom</name>
-        <category>OTHER</category>
-        <code><![CDATA[public Object[] getRowFrom(RowSet rowSet) throws 
HopTransformException {
-  return parent.getRowFromImpl(rowSet);
-}
-]]></code>
-        <sample><![CDATA[public Object[] getRowFrom(RowSet rowSet) throws 
HopTransformException {
-  return parent.getRowFromImpl(rowSet);
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override getRowListeners</name>
-        <category>OTHER</category>
-        <code><![CDATA[public List getRowListeners() {
-  return parent.getRowListenersImpl();
-}
-]]></code>
-        <sample><![CDATA[public List getRowListeners() {
-  return parent.getRowListenersImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override getRuntime</name>
-        <category>OTHER</category>
-        <code><![CDATA[public long getRuntime() {
-  return parent.getRuntimeImpl();
-}
-]]></code>
-        <sample><![CDATA[public long getRuntime() {
-  return parent.getRuntimeImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override getSlaveNr</name>
-        <category>OTHER</category>
-        <code><![CDATA[public int getSlaveNr() {
-  return parent.getSlaveNrImpl();
-}
-]]></code>
-        <sample><![CDATA[public int getSlaveNr() {
-  return parent.getSlaveNrImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override getSocketRepository</name>
-        <category>OTHER</category>
-        <code><![CDATA[public SocketRepository getSocketRepository() {
-  return parent.getSocketRepositoryImpl();
-}
-]]></code>
-        <sample><![CDATA[public SocketRepository getSocketRepository() {
-  return parent.getSocketRepositoryImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override getStatus</name>
-        <category>OTHER</category>
-        <code><![CDATA[public TransformExecutionStatus getStatus() {
-  return parent.getStatusImpl();
-}
-]]></code>
-        <sample><![CDATA[public TransformExecutionStatus getStatus() {
-  return parent.getStatusImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override getStatusDescription</name>
-        <category>OTHER</category>
-        <code><![CDATA[public String getStatusDescription() {
-  return parent.getStatusDescriptionImpl();
-}
-]]></code>
-        <sample><![CDATA[public String getStatusDescription() {
-  return parent.getStatusDescriptionImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override getTransformDataInterface</name>
-        <category>OTHER</category>
-        <code><![CDATA[public TransformDataInterface 
getTransformDataInterface() {
-  return parent.getTransformDataInterfaceImpl();
-}
-]]></code>
-        <sample><![CDATA[public TransformDataInterface 
getTransformDataInterface() {
-  return parent.getTransformDataInterfaceImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override getTransformID</name>
-        <category>OTHER</category>
-        <code><![CDATA[public String getTransformID() {
-  return parent.getTransformIDImpl();
-}
-]]></code>
-        <sample><![CDATA[public String getTransformID() {
-  return parent.getTransformIDImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override getTransformListeners</name>
-        <category>OTHER</category>
-        <code><![CDATA[public List getTransformListeners() {
-  return parent.getTransformListenersImpl();
-}
-]]></code>
-        <sample><![CDATA[public List getTransformListeners() {
-  return parent.getTransformListenersImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override getTransformMeta</name>
-        <category>OTHER</category>
-        <code><![CDATA[public TransformMeta getTransformMeta() {
-  return parent.getTransformMetaImpl();
-}
-]]></code>
-        <sample><![CDATA[public TransformMeta getTransformMeta() {
-  return parent.getTransformMetaImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override getTransformMetaInterface</name>
-        <category>OTHER</category>
-        <code><![CDATA[public TransformMetaInterface 
getTransformMetaInterface() {
-  return parent.getTransformMetaInterfaceImpl();
-}
-]]></code>
-        <sample><![CDATA[public TransformMetaInterface 
getTransformMetaInterface() {
-  return parent.getTransformMetaInterfaceImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override getTransformName</name>
-        <category>OTHER</category>
-        <code><![CDATA[public String getTransformName() {
-  return parent.getTransformNameImpl();
-}
-]]></code>
-        <sample><![CDATA[public String getTransformName() {
-  return parent.getTransformNameImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override getPipeline</name>
-        <category>OTHER</category>
-        <code><![CDATA[public Pipeline getPipeline() {
-  return parent.getPipelineImpl();
-}
-]]></code>
-        <sample><![CDATA[public Pipeline getPipeline() {
-  return parent.getPipelineImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override getPipelineMeta</name>
-        <category>OTHER</category>
-        <code><![CDATA[public PipelineMeta getPipelineMeta() {
-  return parent.getPipelineMetaImpl();
-}
-]]></code>
-        <sample><![CDATA[public PipelineMeta getPipelineMeta() {
-  return parent.getPipelineMetaImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override getTypeId</name>
-        <category>OTHER</category>
-        <code><![CDATA[public String getTypeId() {
-  return parent.getTypeIdImpl();
-}
-]]></code>
-        <sample><![CDATA[public String getTypeId() {
-  return parent.getTypeIdImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override getUniqueTransformCountAcrossSlaves</name>
-        <category>OTHER</category>
-        <code><![CDATA[public int getUniqueTransformCountAcrossSlaves() {
-  return parent.getUniqueTransformCountAcrossSlavesImpl();
-}
-]]></code>
-        <sample><![CDATA[public int getUniqueTransformCountAcrossSlaves() {
-  return parent.getUniqueTransformCountAcrossSlavesImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override getUniqueTransformNrAcrossSlaves</name>
-        <category>OTHER</category>
-        <code><![CDATA[public int getUniqueTransformNrAcrossSlaves() {
-  return parent.getUniqueTransformNrAcrossSlavesImpl();
-}
-]]></code>
-        <sample><![CDATA[public int getUniqueTransformNrAcrossSlaves() {
-  return parent.getUniqueTransformNrAcrossSlavesImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override getVariable(name)</name>
-        <category>OTHER</category>
-        <code><![CDATA[public String getVariable(String variableName) {
-  return parent.getVariableImpl(variableName);
-}
-]]></code>
-        <sample><![CDATA[public String getVariable(String variableName) {
-  return parent.getVariableImpl(variableName);
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override getVariable(name, default)</name>
-        <category>OTHER</category>
-        <code><![CDATA[public String getVariable(String variableName, String 
defaultValue) {
-  return parent.getVariableImpl(variableName, defaultValue);
-}
-]]></code>
-        <sample><![CDATA[public String getVariable(String variableName, String 
defaultValue) {
-  return parent.getVariableImpl(variableName, defaultValue);
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override incrementLinesInput</name>
-        <category>OTHER</category>
-        <code><![CDATA[public long incrementLinesInput() {
-  return parent.incrementLinesInputImpl();
-}
-]]></code>
-        <sample><![CDATA[public long incrementLinesInput() {
-  return parent.incrementLinesInputImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override incrementLinesOutput</name>
-        <category>OTHER</category>
-        <code><![CDATA[public long incrementLinesOutput() {
-  return parent.incrementLinesOutputImpl();
-}
-]]></code>
-        <sample><![CDATA[public long incrementLinesOutput() {
-  return parent.incrementLinesOutputImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override incrementLinesRead</name>
-        <category>OTHER</category>
-        <code><![CDATA[public long incrementLinesRead() {
-  return parent.incrementLinesReadImpl();
-}
-]]></code>
-        <sample><![CDATA[public long incrementLinesRead() {
-  return parent.incrementLinesReadImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override incrementLinesRejected</name>
-        <category>OTHER</category>
-        <code><![CDATA[public long incrementLinesRejected() {
-  return parent.incrementLinesRejectedImpl();
-}
-]]></code>
-        <sample><![CDATA[public long incrementLinesRejected() {
-  return parent.incrementLinesRejectedImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override incrementLinesSkipped</name>
-        <category>OTHER</category>
-        <code><![CDATA[public long incrementLinesSkipped() {
-  return parent.incrementLinesSkippedImpl();
-}
-]]></code>
-        <sample><![CDATA[public long incrementLinesSkipped() {
-  return parent.incrementLinesSkippedImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override incrementLinesUpdated</name>
-        <category>OTHER</category>
-        <code><![CDATA[public long incrementLinesUpdated() {
-  return parent.incrementLinesUpdatedImpl();
-}
-]]></code>
-        <sample><![CDATA[public long incrementLinesUpdated() {
-  return parent.incrementLinesUpdatedImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override incrementLinesWritten</name>
-        <category>OTHER</category>
-        <code><![CDATA[public long incrementLinesWritten() {
-  return parent.incrementLinesWrittenImpl();
-}
-]]></code>
-        <sample><![CDATA[public long incrementLinesWritten() {
-  return parent.incrementLinesWrittenImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override initBeforeStart</name>
-        <category>OTHER</category>
-        <code><![CDATA[public void initBeforeStart() throws 
HopTransformException {
-  parent.initBeforeStartImpl();
-}
-]]></code>
-        <sample><![CDATA[public void initBeforeStart() throws 
HopTransformException {
-  parent.initBeforeStartImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override isDistributed</name>
-        <category>OTHER</category>
-        <code><![CDATA[public boolean isDistributed() {
-  return parent.isDistributedImpl();
-}
-]]></code>
-        <sample><![CDATA[public boolean isDistributed() {
-  return parent.isDistributedImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override isInitialising</name>
-        <category>OTHER</category>
-        <code><![CDATA[public boolean isInitialising() {
-  return parent.isInitialisingImpl();
-}
-]]></code>
-        <sample><![CDATA[public boolean isInitialising() {
-  return parent.isInitialisingImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override isPartitioned</name>
-        <category>OTHER</category>
-        <code><![CDATA[public boolean isPartitioned() {
-  return parent.isPartitionedImpl();
-}
-]]></code>
-        <sample><![CDATA[public boolean isPartitioned() {
-  return parent.isPartitionedImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override isSafeModeEnabled</name>
-        <category>OTHER</category>
-        <code><![CDATA[public boolean isSafeModeEnabled() {
-  return parent.isSafeModeEnabledImpl();
-}
-]]></code>
-        <sample><![CDATA[public boolean isSafeModeEnabled() {
-  return parent.isSafeModeEnabledImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override isStopped</name>
-        <category>OTHER</category>
-        <code><![CDATA[public boolean isStopped() {
-  return parent.isStoppedImpl();
-}
-]]></code>
-        <sample><![CDATA[public boolean isStopped() {
-  return parent.isStoppedImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override isUsingThreadPriorityManagment</name>
-        <category>OTHER</category>
-        <code><![CDATA[public boolean isUsingThreadPriorityManagment() {
-  return parent.isUsingThreadPriorityManagmentImpl();
-}
-]]></code>
-        <sample><![CDATA[public boolean isUsingThreadPriorityManagment() {
-  return parent.isUsingThreadPriorityManagmentImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override logBasic</name>
-        <category>OTHER</category>
-        <code><![CDATA[public void logBasic(String s) {
-  parent.logBasicImpl(s);
-}
-]]></code>
-        <sample><![CDATA[public void logBasic(String s) {
-  parent.logBasicImpl(s);
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override logDebug</name>
-        <category>OTHER</category>
-        <code><![CDATA[public void logDebug(String s) {
-  parent.logDebugImpl(s);
-}
-]]></code>
-        <sample><![CDATA[public void logDebug(String s) {
-  parent.logDebugImpl(s);
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override logDetailed</name>
-        <category>OTHER</category>
-        <code><![CDATA[public void logDetailed(String s) {
-  parent.logDetailedImpl(s);
-}
-]]></code>
-        <sample><![CDATA[public void logDetailed(String s) {
-  parent.logDetailedImpl(s);
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override logError(msg)</name>
-        <category>OTHER</category>
-        <code><![CDATA[public void logError(String s) {
-  parent.logErrorImpl(s);
-}
-]]></code>
-        <sample><![CDATA[public void logError(String s) {
-  parent.logErrorImpl(s);
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override logError(msg, e)</name>
-        <category>OTHER</category>
-        <code><![CDATA[public void logError(String s, Throwable e) {
-  parent.logErrorImpl(s, e);
-}
-]]></code>
-        <sample><![CDATA[public void logError(String s, Throwable e) {
-  parent.logErrorImpl(s, e);
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override logMinimal</name>
-        <category>OTHER</category>
-        <code><![CDATA[public void logMinimal(String s) {
-  parent.logMinimalImpl(s);
-}
-]]></code>
-        <sample><![CDATA[public void logMinimal(String s) {
-  parent.logMinimalImpl(s);
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override logRowlevel</name>
-        <category>OTHER</category>
-        <code><![CDATA[public void logRowlevel(String s) {
-  parent.logRowlevelImpl(s);
-}
-]]></code>
-        <sample><![CDATA[public void logRowlevel(String s) {
-  parent.logRowlevelImpl(s);
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override logSummary</name>
-        <category>OTHER</category>
-        <code><![CDATA[public void logSummary() {
-  parent.logSummaryImpl();
-}
-]]></code>
-        <sample><![CDATA[public void logSummary() {
-  parent.logSummaryImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override markStart</name>
-        <category>OTHER</category>
-        <code><![CDATA[public void markStart() {
-  parent.markStartImpl();
-}
-]]></code>
-        <sample><![CDATA[public void markStart() {
-  parent.markStartImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override markStop</name>
-        <category>OTHER</category>
-        <code><![CDATA[public void markStop() {
-  parent.markStopImpl();
-}
-]]></code>
-        <sample><![CDATA[public void markStop() {
-  parent.markStopImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override openRemoteInputTransformSocketsOnce</name>
-        <category>OTHER</category>
-        <code><![CDATA[public void openRemoteInputTransformSocketsOnce() 
throws HopTransformException {
-  parent.openRemoteInputTransformSocketsOnceImpl();
-}
-]]></code>
-        <sample><![CDATA[public void openRemoteInputTransformSocketsOnce() 
throws HopTransformException {
-  parent.openRemoteInputTransformSocketsOnceImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override openRemoteOutputTransformSocketsOnce</name>
-        <category>OTHER</category>
-        <code><![CDATA[public void openRemoteOutputTransformSocketsOnce() 
throws HopTransformException {
-  parent.openRemoteOutputTransformSocketsOnceImpl();
-}
-]]></code>
-        <sample><![CDATA[public void openRemoteOutputTransformSocketsOnce() 
throws HopTransformException {
-  parent.openRemoteOutputTransformSocketsOnceImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override outputIsDone</name>
-        <category>OTHER</category>
-        <code><![CDATA[public boolean outputIsDone() {
-  return parent.outputIsDoneImpl();
-}
-]]></code>
-        <sample><![CDATA[public boolean outputIsDone() {
-  return parent.outputIsDoneImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override putError</name>
-        <category>OTHER</category>
-        <code><![CDATA[public void putError(RowMetaInterface rowMeta, Object[] 
row, long nrErrors, String errorDescriptions, String fieldNames, String 
errorCodes)
-        throws HopTransformException
-]]></code>
-        <sample><![CDATA[public void putError(RowMetaInterface rowMeta, 
Object[] row, long nrErrors, String errorDescriptions, String fieldNames, 
String errorCodes)
-        throws HopTransformException
-]]></sample>
-    </codeSnippet>
-    {
-    parent.putErrorImpl(rowMeta, row, nrErrors, errorDescriptions, fieldNames, 
errorCodes);
-    }
-
-    <codeSnippet>
-        <name>Override putRow</name>
-        <category>OTHER</category>
-        <code><![CDATA[public void putRow(RowMetaInterface row, Object[] data) 
throws HopTransformException {
-  parent.putRowImpl(row, data);
-}
-]]></code>
-        <sample><![CDATA[public void putRow(RowMetaInterface row, Object[] 
data) throws HopTransformException {
-  parent.putRowImpl(row, data);
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override putRowTo</name>
-        <category>OTHER</category>
-        <code><![CDATA[public void putRowTo(RowMetaInterface rowMeta, Object[] 
row, RowSet rowSet) throws HopTransformException {
-  parent.putRowToImpl(rowMeta, row, rowSet);
-}
-]]></code>
-        <sample><![CDATA[public void putRowTo(RowMetaInterface rowMeta, 
Object[] row, RowSet rowSet) throws HopTransformException {
-  parent.putRowToImpl(rowMeta, row, rowSet);
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override removeRowListener</name>
-        <category>OTHER</category>
-        <code><![CDATA[public void removeRowListener(RowListener rowListener) {
-  parent.removeRowListenerImpl(rowListener);
-}
-]]></code>
-        <sample><![CDATA[public void removeRowListener(RowListener 
rowListener) {
-  parent.removeRowListenerImpl(rowListener);
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override rowsetInputSize</name>
-        <category>OTHER</category>
-        <code><![CDATA[public int rowsetInputSize() {
-  return parent.rowsetInputSizeImpl();
-}
-]]></code>
-        <sample><![CDATA[public int rowsetInputSize() {
-  return parent.rowsetInputSizeImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override rowsetOutputSize</name>
-        <category>OTHER</category>
-        <code><![CDATA[public int rowsetOutputSize() {
-  return parent.rowsetOutputSizeImpl();
-}
-]]></code>
-        <sample><![CDATA[public int rowsetOutputSize() {
-  return parent.rowsetOutputSizeImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override safeModeChecking</name>
-        <category>OTHER</category>
-        <code><![CDATA[public void safeModeChecking(RowMetaInterface row) 
throws HopRowException {
-  parent.safeModeCheckingImpl(row);
-}
-]]></code>
-        <sample><![CDATA[public void safeModeChecking(RowMetaInterface row) 
throws HopRowException {
-  parent.safeModeCheckingImpl(row);
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override setErrors</name>
-        <category>OTHER</category>
-        <code><![CDATA[public void setErrors(long errors) {
-  parent.setErrorsImpl(errors);
-}
-]]></code>
-        <sample><![CDATA[public void setErrors(long errors) {
-  parent.setErrorsImpl(errors);
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override setInputRowMeta</name>
-        <category>OTHER</category>
-        <code><![CDATA[public void setInputRowMeta(RowMetaInterface rowMeta) {
-  parent.setInputRowMetaImpl(rowMeta);
-}
-]]></code>
-        <sample><![CDATA[public void setInputRowMeta(RowMetaInterface rowMeta) 
{
-  parent.setInputRowMetaImpl(rowMeta);
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override setInputRowSets</name>
-        <category>OTHER</category>
-        <code><![CDATA[public void setInputRowSets(List inputRowSets) {
-  parent.setInputRowSetsImpl(inputRowSets);
-}
-]]></code>
-        <sample><![CDATA[public void setInputRowSets(List inputRowSets) {
-  parent.setInputRowSetsImpl(inputRowSets);
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override setLinesInput</name>
-        <category>OTHER</category>
-        <code><![CDATA[public void setLinesInput(long newLinesInputValue) {
-  parent.setLinesInputImpl(newLinesInputValue);
-}
-]]></code>
-        <sample><![CDATA[public void setLinesInput(long newLinesInputValue) {
-  parent.setLinesInputImpl(newLinesInputValue);
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override setLinesOutput</name>
-        <category>OTHER</category>
-        <code><![CDATA[public void setLinesOutput(long newLinesOutputValue) {
-  parent.setLinesOutputImpl(newLinesOutputValue);
-}
-]]></code>
-        <sample><![CDATA[public void setLinesOutput(long newLinesOutputValue) {
-  parent.setLinesOutputImpl(newLinesOutputValue);
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override setLinesRead</name>
-        <category>OTHER</category>
-        <code><![CDATA[public void setLinesRead(long newLinesReadValue) {
-  parent.setLinesReadImpl(newLinesReadValue);
-}
-]]></code>
-        <sample><![CDATA[public void setLinesRead(long newLinesReadValue) {
-  parent.setLinesReadImpl(newLinesReadValue);
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override setLinesRejected</name>
-        <category>OTHER</category>
-        <code><![CDATA[public void setLinesRejected(long linesRejected) {
-  parent.setLinesRejectedImpl(linesRejected);
-}
-]]></code>
-        <sample><![CDATA[public void setLinesRejected(long linesRejected) {
-  parent.setLinesRejectedImpl(linesRejected);
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override setLinesSkipped</name>
-        <category>OTHER</category>
-        <code><![CDATA[public void setLinesSkipped(long newLinesSkippedValue) {
-  parent.setLinesSkippedImpl(newLinesSkippedValue);
-}
-]]></code>
-        <sample><![CDATA[public void setLinesSkipped(long 
newLinesSkippedValue) {
-  parent.setLinesSkippedImpl(newLinesSkippedValue);
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override setLinesUpdated</name>
-        <category>OTHER</category>
-        <code><![CDATA[public void setLinesUpdated(long newLinesUpdatedValue) {
-  parent.setLinesUpdatedImpl(newLinesUpdatedValue);
-}
-]]></code>
-        <sample><![CDATA[public void setLinesUpdated(long newLinesUpdatedValue)
-{
-  parent.setLinesUpdatedImpl(newLinesUpdatedValue);
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override setLinesWritten</name>
-        <category>OTHER</category>
-        <code><![CDATA[public void setLinesWritten(long newLinesWrittenValue) {
-  parent.setLinesWrittenImpl(newLinesWrittenValue);
-}
-]]></code>
-        <sample><![CDATA[public void setLinesWritten(long 
newLinesWrittenValue) {
-  parent.setLinesWrittenImpl(newLinesWrittenValue);
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override setOutputDone</name>
-        <category>OTHER</category>
-        <code><![CDATA[public void setOutputDone() {
-  parent.setOutputDoneImpl();
-}
-]]></code>
-        <sample><![CDATA[public void setOutputDone() {
-  parent.setOutputDoneImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override setOutputRowSets</name>
-        <category>OTHER</category>
-        <code><![CDATA[public void setOutputRowSets(List outputRowSets) {
-  parent.setOutputRowSetsImpl(outputRowSets);
-}
-]]></code>
-        <sample><![CDATA[public void setOutputRowSets(List outputRowSets) {
-  parent.setOutputRowSetsImpl(outputRowSets);
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override setTransformListeners</name>
-        <category>OTHER</category>
-        <code><![CDATA[public void setTransformListeners(List 
transformListeners) {
-  parent.setTransformListenersImpl(transformListeners);
-}
-]]></code>
-        <sample><![CDATA[public void setTransformListeners(List 
transformListeners) {
-  parent.setTransformListenersImpl(transformListeners);
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override setVariable</name>
-        <category>OTHER</category>
-        <code><![CDATA[public void setVariable(String variableName, String 
variableValue) {
-  parent.setVariableImpl(variableName, variableValue);
-}
-]]></code>
-        <sample><![CDATA[public void setVariable(String variableName, String 
variableValue) {
-  parent.setVariableImpl(variableName, variableValue);
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override stopAll</name>
-        <category>OTHER</category>
-        <code><![CDATA[public void stopAll() {
-  parent.stopAllImpl();
-}
-]]></code>
-        <sample><![CDATA[public void stopAll() {
-  parent.stopAllImpl();
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override stopRunning</name>
-        <category>OTHER</category>
-        <code><![CDATA[public void stopRunning(TransformMetaInterface 
transformMetaInterface, TransformDataInterface transformDataInterface) throws 
HopException {
-  parent.stopRunningImpl(transformMetaInterface, transformDataInterface);
-}
-]]></code>
-        <sample><![CDATA[public void stopRunning(TransformMetaInterface 
transformMetaInterface, TransformDataInterface transformDataInterface) throws 
HopException {
-  parent.stopRunningImpl(transformMetaInterface, transformDataInterface);
-}
-]]></sample>
-    </codeSnippet>
-    <codeSnippet>
-        <name>Override toString</name>
-        <category>OTHER</category>
-        <code><![CDATA[public String toString() {
-  return parent.toStringImpl();
-}
-]]></code>
-        <sample><![CDATA[public String toString() {
-  return parent.toStringImpl();
-}
-]]></sample>
     </codeSnippet>
 </codeSnippets>
-
diff --git 
a/plugins/transforms/janino/src/main/resources/org/apache/hop/pipeline/transforms/userdefinedjavaclass/messages/messages_en_US.properties
 
b/plugins/transforms/janino/src/main/resources/org/apache/hop/pipeline/transforms/userdefinedjavaclass/messages/messages_en_US.properties
index 85b1dcd911..e5c4058dd8 100644
--- 
a/plugins/transforms/janino/src/main/resources/org/apache/hop/pipeline/transforms/userdefinedjavaclass/messages/messages_en_US.properties
+++ 
b/plugins/transforms/janino/src/main/resources/org/apache/hop/pipeline/transforms/userdefinedjavaclass/messages/messages_en_US.properties
@@ -94,7 +94,7 @@ UserDefinedJavaClassDialog.Rename.Label=Rename
 UserDefinedJavaClassDialog.Sample.Label=Show Sample
 UserDefinedJavaClassDialog.SetTransformClass=Set as transform Class
 UserDefinedJavaClassDialog.Shell.Title=User defined Java class 
-UserDefinedJavaClassDialog.Snippits.Label=Code Snippits
+UserDefinedJavaClassDialog.Snippits.Label=Code Snippets
 UserDefinedJavaClassDialog.Tabs.Fields.Title=Fields
 UserDefinedJavaClassDialog.Tabs.Fields.TooltipText=Use this tab to specify the 
output fields of this transform
 UserDefinedJavaClassDialog.Tabs.Info.Title=Info transforms
diff --git 
a/plugins/transforms/janino/src/test/java/org/apache/hop/pipeline/transforms/userdefinedjavaclass/UserDefinedJavaClassCodeSnippetsCompileTest.java
 
b/plugins/transforms/janino/src/test/java/org/apache/hop/pipeline/transforms/userdefinedjavaclass/UserDefinedJavaClassCodeSnippetsCompileTest.java
new file mode 100644
index 0000000000..3e2e68d539
--- /dev/null
+++ 
b/plugins/transforms/janino/src/test/java/org/apache/hop/pipeline/transforms/userdefinedjavaclass/UserDefinedJavaClassCodeSnippetsCompileTest.java
@@ -0,0 +1,143 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.apache.hop.pipeline.transforms.userdefinedjavaclass;
+
+import static org.junit.jupiter.api.Assertions.assertNotNull;
+import static org.junit.jupiter.api.Assertions.fail;
+
+import java.util.List;
+import java.util.stream.Stream;
+import org.apache.hop.core.logging.HopLogStore;
+import 
org.apache.hop.pipeline.transforms.userdefinedjavaclass.UserDefinedJavaClassCodeSnippets.Snippet;
+import 
org.apache.hop.pipeline.transforms.userdefinedjavaclass.UserDefinedJavaClassDef.ClassType;
+import org.junit.jupiter.api.BeforeAll;
+import org.junit.jupiter.params.ParameterizedTest;
+import org.junit.jupiter.params.provider.Arguments;
+import org.junit.jupiter.params.provider.MethodSource;
+
+/**
+ * Compiles every snippet offered by the User Defined Java Class dialog with 
the very same Janino
+ * setup the transform itself uses, so the snippets can no longer rot away 
from the API unnoticed
+ * (issue #2718).
+ *
+ * <p>Snippets come in two shapes. A snippet that declares a class member is 
compiled as is. A
+ * snippet that is a statement fragment is compiled inside a harness method 
which also declares the
+ * placeholder names the fragments are written against.
+ */
+class UserDefinedJavaClassCodeSnippetsCompileTest {
+
+  /**
+   * Placeholder fields the statement fragments are written against. A 
fragment declaring a local
+   * variable with the same name simply shadows the field.
+   */
+  private static final String PLACEHOLDERS =
+      """
+      Object[] r;
+      IRowSet rowSet;
+      String msg;
+      IRowListener rowListener;
+      """;
+
+  private static final String PROCESS_ROW_STUB =
+      "public boolean processRow() throws HopException { return false; }\n";
+
+  @BeforeAll
+  static void initLogStore() {
+    HopLogStore.init();
+  }
+
+  static Stream<Arguments> codeBlocks() throws Exception {
+    return blocks(false);
+  }
+
+  static Stream<Arguments> sampleBlocks() throws Exception {
+    return blocks(true);
+  }
+
+  private static Stream<Arguments> blocks(boolean samples) throws Exception {
+    List<Snippet> snippets = 
UserDefinedJavaClassCodeSnippets.getSnippetsHelper().getSnippets();
+    if (snippets.isEmpty()) {
+      fail("No code snippets were loaded from codeSnippets.xml");
+    }
+    return snippets.stream()
+        .map(
+            snippet ->
+                Arguments.of(snippet.getName(), samples ? snippet.getSample() 
: snippet.getCode()));
+  }
+
+  @ParameterizedTest(name = "{0}")
+  @MethodSource("codeBlocks")
+  void snippetCodeCompiles(String name, String code) {
+    assertNotNull(code, "Snippet '" + name + "' has no code");
+    compile(name, code);
+  }
+
+  @ParameterizedTest(name = "{0}")
+  @MethodSource("sampleBlocks")
+  void snippetSampleCompiles(String name, String sample) {
+    assertNotNull(sample, "Snippet '" + name + "' has no sample");
+    compile(name, sample);
+  }
+
+  private void compile(String name, String code) {
+    String source = isClassMember(code) ? asClassMember(code) : 
asStatementFragment(code);
+    UserDefinedJavaClassDef def =
+        new UserDefinedJavaClassDef(ClassType.TRANSFORM_CLASS, 
className(name), source);
+    try {
+      assertNotNull(
+          new UserDefinedJavaClassMeta()
+              .cookClass(def, UserDefinedJavaClass.class.getClassLoader()));
+    } catch (Exception e) {
+      fail("Snippet '" + name + "' does not compile: " + e.getMessage() + 
"\n\n" + source, e);
+    }
+  }
+
+  private String asClassMember(String code) {
+    return code.contains("boolean processRow()") ? code : code + "\n" + 
PROCESS_ROW_STUB;
+  }
+
+  private String asStatementFragment(String code) {
+    return PLACEHOLDERS
+        + "\npublic boolean snippetHarness() throws Exception {\n"
+        + code
+        + "\nreturn true;\n}\n"
+        + PROCESS_ROW_STUB;
+  }
+
+  /**
+   * A snippet declares a class member when its first line of actual code 
starts with a modifier.
+   */
+  private boolean isClassMember(String code) {
+    for (String line : code.split("\n")) {
+      String trimmed = line.trim();
+      if (trimmed.isEmpty()
+          || trimmed.startsWith("//")
+          || trimmed.startsWith("/*")
+          || trimmed.startsWith("*")) {
+        continue;
+      }
+      return trimmed.startsWith("public ")
+          || trimmed.startsWith("private ")
+          || trimmed.startsWith("protected ");
+    }
+    return false;
+  }
+
+  private String className(String snippetName) {
+    return "Snippet" + snippetName.replaceAll("[^A-Za-z0-9]", "");
+  }
+}