Author: nicolas
Date: Wed Feb 20 07:29:52 2008
New Revision: 629505

URL: http://svn.apache.org/viewvc?rev=629505&view=rev
Log:
use Xalan extension to invoke custom XpathFunction

Added:
    
maven/archiva/branches/springy/archiva-base/archiva-common/src/main/java/org/apache/maven/archiva/common/spring/CamelCaseXpathFunction.java
   (with props)
    
maven/archiva/branches/springy/archiva-base/archiva-common/src/test/java/org/apache/maven/archiva/common/spring/CamelCaseXpathFunctionTest.java
   (with props)
Modified:
    maven/archiva/branches/springy/archiva-base/archiva-common/pom.xml
    
maven/archiva/branches/springy/archiva-base/archiva-common/src/main/java/org/apache/maven/archiva/common/spring/PlexusBeanDefinitionDocumentReader.java
    
maven/archiva/branches/springy/archiva-base/archiva-common/src/main/resources/org/apache/maven/archiva/common/spring/plexus2spring.xsl

Modified: maven/archiva/branches/springy/archiva-base/archiva-common/pom.xml
URL: 
http://svn.apache.org/viewvc/maven/archiva/branches/springy/archiva-base/archiva-common/pom.xml?rev=629505&r1=629504&r2=629505&view=diff
==============================================================================
--- maven/archiva/branches/springy/archiva-base/archiva-common/pom.xml 
(original)
+++ maven/archiva/branches/springy/archiva-base/archiva-common/pom.xml Wed Feb 
20 07:29:52 2008
@@ -57,6 +57,11 @@
       <version>2.5.1</version>
     </dependency>
     <dependency>
+      <groupId>xalan</groupId>
+      <artifactId>xalan</artifactId>
+      <version>2.7.0</version>
+    </dependency>
+    <dependency>
       <groupId>dom4j</groupId>
       <artifactId>dom4j</artifactId>
       <version>1.6.1</version>

Added: 
maven/archiva/branches/springy/archiva-base/archiva-common/src/main/java/org/apache/maven/archiva/common/spring/CamelCaseXpathFunction.java
URL: 
http://svn.apache.org/viewvc/maven/archiva/branches/springy/archiva-base/archiva-common/src/main/java/org/apache/maven/archiva/common/spring/CamelCaseXpathFunction.java?rev=629505&view=auto
==============================================================================
--- 
maven/archiva/branches/springy/archiva-base/archiva-common/src/main/java/org/apache/maven/archiva/common/spring/CamelCaseXpathFunction.java
 (added)
+++ 
maven/archiva/branches/springy/archiva-base/archiva-common/src/main/java/org/apache/maven/archiva/common/spring/CamelCaseXpathFunction.java
 Wed Feb 20 07:29:52 2008
@@ -0,0 +1,90 @@
+package org.apache.maven.archiva.common.spring;
+
+/*
+ * 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.
+ */
+
+import java.util.List;
+import java.util.StringTokenizer;
+
+import javax.xml.namespace.QName;
+import javax.xml.xpath.XPathFunction;
+import javax.xml.xpath.XPathFunctionException;
+import javax.xml.xpath.XPathFunctionResolver;
+
+/**
+ * XPathFunction to convert plexus property-name to Spring propertyName.
+ *
+ * @author <a href="mailto:[EMAIL PROTECTED]">Nicolas De Loof</a>
+ * @since 1.1
+ */
+public class CamelCaseXpathFunction
+    implements XPathFunction, XPathFunctionResolver
+{
+
+    private static final QName name = new QName( 
"http://plexus.codehaus.org/";, "camelCase" );
+
+    /**
+     * [EMAIL PROTECTED]
+     *
+     * @see 
javax.xml.xpath.XPathFunctionResolver#resolveFunction(javax.xml.namespace.QName,
+     * int)
+     */
+    public XPathFunction resolveFunction( QName functionName, int arity )
+    {
+        if ( name.equals( functionName.getLocalPart() ) && arity >= 1 )
+        {
+            return new CamelCaseXpathFunction();
+        }
+        return null;
+    }
+
+    /**
+     * [EMAIL PROTECTED]
+     *
+     * @see javax.xml.xpath.XPathFunction#evaluate(java.util.List)
+     */
+    public Object evaluate( List args )
+        throws XPathFunctionException
+    {
+        return toCamelCase( (String) args.get( 0 ) );
+    }
+
+    public static String toCamelCase( String string )
+    {
+        StringBuilder camelCase = new StringBuilder();
+        boolean first = true;
+
+        StringTokenizer tokenizer = new StringTokenizer( string.toLowerCase(), 
"-" );
+        while ( tokenizer.hasMoreTokens() )
+        {
+            String token = tokenizer.nextToken();
+            if ( first )
+            {
+                camelCase.append( token.charAt( 0 ) );
+                first = false;
+            }
+            else
+            {
+                camelCase.append( Character.toUpperCase( token.charAt( 0 ) ) );
+            }
+            camelCase.append( token.substring( 1, token.length() ) );
+        }
+        return camelCase.toString();
+    }
+}

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Modified: 
maven/archiva/branches/springy/archiva-base/archiva-common/src/main/java/org/apache/maven/archiva/common/spring/PlexusBeanDefinitionDocumentReader.java
URL: 
http://svn.apache.org/viewvc/maven/archiva/branches/springy/archiva-base/archiva-common/src/main/java/org/apache/maven/archiva/common/spring/PlexusBeanDefinitionDocumentReader.java?rev=629505&r1=629504&r2=629505&view=diff
==============================================================================
--- 
maven/archiva/branches/springy/archiva-base/archiva-common/src/main/java/org/apache/maven/archiva/common/spring/PlexusBeanDefinitionDocumentReader.java
 (original)
+++ 
maven/archiva/branches/springy/archiva-base/archiva-common/src/main/java/org/apache/maven/archiva/common/spring/PlexusBeanDefinitionDocumentReader.java
 Wed Feb 20 07:29:52 2008
@@ -60,6 +60,8 @@
 
             DOMResult transResult = new DOMResult();
 
+            // FIXME : uses Xalan extension. need either to force Xalan as 
Transformer or
+            // register a XpathFunctionResolver (how ?)
             TransformerFactory tf = TransformerFactory.newInstance();
             Transformer t = tf.newTransformer( xsltSource );
             t.transform( xmlSource, transResult );

Modified: 
maven/archiva/branches/springy/archiva-base/archiva-common/src/main/resources/org/apache/maven/archiva/common/spring/plexus2spring.xsl
URL: 
http://svn.apache.org/viewvc/maven/archiva/branches/springy/archiva-base/archiva-common/src/main/resources/org/apache/maven/archiva/common/spring/plexus2spring.xsl?rev=629505&r1=629504&r2=629505&view=diff
==============================================================================
--- 
maven/archiva/branches/springy/archiva-base/archiva-common/src/main/resources/org/apache/maven/archiva/common/spring/plexus2spring.xsl
 (original)
+++ 
maven/archiva/branches/springy/archiva-base/archiva-common/src/main/resources/org/apache/maven/archiva/common/spring/plexus2spring.xsl
 Wed Feb 20 07:29:52 2008
@@ -1,6 +1,30 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+  ~ 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.
+  -->
+
 <xsl:stylesheet
-    version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform";>
+    version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform";
+    
xmlns:plexus="org.apache.maven.archiva.common.spring.CamelCaseXpathFunction">
+<!--
+    use xalan extension mecanism to call static methods
+    @see http://www.ibm.com/developerworks/library/x-xalanextensions.html
+ -->
 
 <xsl:output method="xml" indent="yes"
     doctype-public="-//SPRING//DTD BEAN 2.0//EN"
@@ -50,7 +74,7 @@
       <xsl:for-each select="configuration/*">
         <property>
           <xsl:attribute name="name">
-            <xsl:value-of select="name(.)" />
+            <xsl:value-of select="plexus:toCamelCase( name(.) )" />
           </xsl:attribute>
           <xsl:attribute name="value">
             <xsl:value-of select="." />

Added: 
maven/archiva/branches/springy/archiva-base/archiva-common/src/test/java/org/apache/maven/archiva/common/spring/CamelCaseXpathFunctionTest.java
URL: 
http://svn.apache.org/viewvc/maven/archiva/branches/springy/archiva-base/archiva-common/src/test/java/org/apache/maven/archiva/common/spring/CamelCaseXpathFunctionTest.java?rev=629505&view=auto
==============================================================================
--- 
maven/archiva/branches/springy/archiva-base/archiva-common/src/test/java/org/apache/maven/archiva/common/spring/CamelCaseXpathFunctionTest.java
 (added)
+++ 
maven/archiva/branches/springy/archiva-base/archiva-common/src/test/java/org/apache/maven/archiva/common/spring/CamelCaseXpathFunctionTest.java
 Wed Feb 20 07:29:52 2008
@@ -0,0 +1,28 @@
+package org.apache.maven.archiva.common.spring;
+
+import java.util.Arrays;
+
+import javax.xml.xpath.XPathFunction;
+
+import junit.framework.TestCase;
+
+/**
+ * @author ndeloof
+ *
+ */
+public class CamelCaseXpathFunctionTest
+    extends TestCase
+{
+
+    private XPathFunction function = new CamelCaseXpathFunction();
+
+    /**
+     * Test method for [EMAIL PROTECTED] 
org.apache.maven.archiva.common.spring.CamelCaseXpathFunction#toCamelCase(java.lang.String)}.
+     */
+    public void testToCamelCase()
+    throws Exception
+    {
+        assertEquals( "aCamelCaseProperty", function.evaluate( Arrays.asList( 
new String[] { "a-camel-case-property" } ) ) );
+    }
+
+}

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