User: dsundstrom
Date: 01/12/30 11:11:38
Modified: src/main/org/jboss/ejb/plugins/cmp/jdbc/metadata
JDBCTypeMappingMetaData.java
Log:
Added support for primary key and foreign key templates.
Revision Changes Path
1.10 +84 -26
jboss/src/main/org/jboss/ejb/plugins/cmp/jdbc/metadata/JDBCTypeMappingMetaData.java
Index: JDBCTypeMappingMetaData.java
===================================================================
RCS file:
/cvsroot/jboss/jboss/src/main/org/jboss/ejb/plugins/cmp/jdbc/metadata/JDBCTypeMappingMetaData.java,v
retrieving revision 1.9
retrieving revision 1.10
diff -u -r1.9 -r1.10
--- JDBCTypeMappingMetaData.java 2001/12/05 05:07:17 1.9
+++ JDBCTypeMappingMetaData.java 2001/12/30 19:11:38 1.10
@@ -17,13 +17,17 @@
*
* @author <a href="mailto:[EMAIL PROTECTED]";>Dain Sundstrom</a>
* @author <a href="[EMAIL PROTECTED]">Sebastien Alborini</a>
- * @version $Revision: 1.9 $
+ * @version $Revision: 1.10 $
*/
public final class JDBCTypeMappingMetaData {
- private static final String[] PRIMITIVES =
{"boolean","byte","char","short","int","long","float","double"};
+ private static final String[] PRIMITIVES = {
+ "boolean","byte","char","short","int","long","float","double"};
- private static final String[] PRIMITIVE_CLASSES =
{"java.lang.Boolean","java.lang.Byte","java.lang.Character","java.lang.Short","java.lang.Integer","java.lang.Long","java.lang.Float","java.lang.Double"};
+ private static final String[] PRIMITIVE_CLASSES = {
+ "java.lang.Boolean","java.lang.Byte","java.lang.Character",
+ "java.lang.Short","java.lang.Integer","java.lang.Long",
+ "java.lang.Float","java.lang.Double"};
private final String name;
@@ -35,10 +39,12 @@
private final String aliasHeaderSuffix;
private final int aliasMaxLength;
private JDBCFunctionMappingMetaData rowLocking = null;
+ private JDBCFunctionMappingMetaData fkConstraint = null;
+ private JDBCFunctionMappingMetaData pkConstraint = null;
/**
- * Constructs a mapping with the data contained in the type-mapping xml element
- * from a jbosscmp-jdbc xml file.
+ * Constructs a mapping with the data contained in the type-mapping xml
+ * element from a jbosscmp-jdbc xml file.
*
* @param element the xml Element which contains the metadata about
* this type mapping
@@ -49,12 +55,36 @@
// get the name of this type-mapping
name = MetaData.getUniqueChildContent(element, "name");
- String rowLockingSQL = MetaData.getUniqueChildContent(element,
"row-locking-template");
- if (rowLockingSQL != null && !rowLockingSQL.trim().equals(""))
+ // row-locking (i.e., select for update)
+ String rowLockingSQL =
+ MetaData.getUniqueChildContent(element, "row-locking-template");
+ if(rowLockingSQL != null && !rowLockingSQL.trim().equals(""))
{
- rowLocking = new JDBCFunctionMappingMetaData("row-locking", rowLockingSQL);
+ rowLocking = new JDBCFunctionMappingMetaData(
+ "row-locking",
+ rowLockingSQL);
}
+ // pk constraint
+ String pkConstraintSQL =
+ MetaData.getUniqueChildContent(element, "pk-constraint-template");
+ if(pkConstraintSQL != null && !pkConstraintSQL.trim().equals(""))
+ {
+ pkConstraint = new JDBCFunctionMappingMetaData(
+ "pk-constraint",
+ pkConstraintSQL);
+ }
+
+ // fk constraint
+ String fkConstraintSQL =
+ MetaData.getUniqueChildContent(element, "fk-constraint-template");
+ if(fkConstraintSQL != null && !fkConstraintSQL.trim().equals(""))
+ {
+ fkConstraint = new JDBCFunctionMappingMetaData(
+ "fk-constraint",
+ fkConstraintSQL);
+ }
+
// get the mappings
Iterator iterator = MetaData.getChildrenByTagName(element, "mapping");
@@ -67,26 +97,33 @@
addDefaultFunctionMapping();
// get the mappings
- Iterator functions = MetaData.getChildrenByTagName(element,
"function-mapping");
+ Iterator functions =
+ MetaData.getChildrenByTagName(element, "function-mapping");
while(functions.hasNext()) {
Element mappingElement = (Element)functions.next();
- JDBCFunctionMappingMetaData functionMapping = new
JDBCFunctionMappingMetaData(mappingElement);
- functionMappings.put(functionMapping.getFunctionName().toLowerCase(),
functionMapping);
+ JDBCFunctionMappingMetaData functionMapping =
+ new JDBCFunctionMappingMetaData(mappingElement);
+ functionMappings.put(
+ functionMapping.getFunctionName().toLowerCase(),
+ functionMapping);
}
- String prefix = MetaData.getOptionalChildContent(element,
"alias-header-prefix");
+ String prefix =
+ MetaData.getOptionalChildContent(element, "alias-header-prefix");
if(prefix == null) {
prefix = "t";
}
aliasHeaderPrefix = prefix;
- String suffix = MetaData.getOptionalChildContent(element,
"alias-header-suffix");
+ String suffix =
+ MetaData.getOptionalChildContent(element, "alias-header-suffix");
if(suffix == null) {
suffix = "_";
}
aliasHeaderSuffix = suffix;
- String max = MetaData.getOptionalChildContent(element, "alias-max-length");
+ String max =
+ MetaData.getOptionalChildContent(element, "alias-max-length");
if(max == null) {
max = "32";
}
@@ -95,8 +132,8 @@
/**
* Gets the name of this mapping. The mapping name used to differentiate this
- * mapping from other mappings and the mapping the application used is retrieved
- * by name.
+ * mapping from other mappings and the mapping the application used is
+ * retrieved by name.
* @return the name of this mapping.
*/
public String getName() {
@@ -104,9 +141,11 @@
}
/**
- * Gets the prefix for that is used when generating an alias header. An alias
header
- * is prepended to a generated table alias to prevent name collisions. An alias
header
- * is constructed as folows: aliasHeaderPrefix + int_counter + aliasHeaderSuffix
+ * Gets the prefix for that is used when generating an alias header. An
+ * alias header is prepended to a generated table alias to prevent name
+ * collisions. An alias header is constructed as folows:
+ * aliasHeaderPrefix + int_counter + aliasHeaderSuffix
+ *
* @return the prefix for alias headers
*/
public String getAliasHeaderPrefix() {
@@ -114,9 +153,11 @@
}
/**
- * Gets the suffix for that is used when generating an alias header. An alias
header
- * is prepended to a generated table alias to prevent name collisions. An alias
header
- * is constructed as folows: aliasHeaderPrefix + int_counter + aliasHeaderSuffix
+ * Gets the suffix for that is used when generating an alias header. An
+ * alias header is prepended to a generated table alias to prevent name
+ * collisions. An alias header is constructed as folows:
+ * aliasHeaderPrefix + int_counter + aliasHeaderSuffix
+ *
* @return the suffix for alias headers
*/
public String getAliasHeaderSuffix() {
@@ -133,9 +174,9 @@
}
/**
- * Gets the jdbc type which this class has mapped to the specified java class.
- * The jdbc type is used to retrieve data from a result set and to set
- * parameters in a prepared statement.
+ * Gets the jdbc type which this class has mapped to the specified java
+ * class. The jdbc type is used to retrieve data from a result set and to
+ * set parameters in a prepared statement.
*
* @param type the Class for which the jdbc type will be returned
* @return the jdbc type which is mapped to the type
@@ -194,7 +235,8 @@
}
public JDBCFunctionMappingMetaData getFunctionMapping(String name) {
- return (JDBCFunctionMappingMetaData)functionMappings.get(name.toLowerCase());
+ return (JDBCFunctionMappingMetaData)functionMappings.get(
+ name.toLowerCase());
}
@@ -206,6 +248,22 @@
return rowLocking;
}
+ /**
+ * Returns pk constraint SQL template.
+ */
+ public JDBCFunctionMappingMetaData getPkConstraintTemplate()
+ {
+ return pkConstraint;
+ }
+
+ /**
+ * Returns fk constraint SQL template.
+ */
+ public JDBCFunctionMappingMetaData getFkConstraintTemplate()
+ {
+ return fkConstraint;
+ }
+
private void addDefaultFunctionMapping() {
JDBCFunctionMappingMetaData function;
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