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move classloader tags into plugin so it can be used with maven 1.0

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git-svn-id: https://svn.apache.org/repos/asf/maven/maven-1/plugins/trunk@179518 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
brett
2005-06-02 05:46:45 +00:00
parent 54624a1258
commit 1fa742b9af
4 changed files with 188 additions and 43 deletions
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47
xdoc/plugin.jelly
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@@ -29,7 +29,8 @@
xmlns:velocity="jelly:velocity"
xmlns:ant="jelly:ant"
xmlns:fmt="jelly:fmt"
xmlns:doc="doc">
xmlns:doc="doc"
xmlns:xdoc="jelly:org.apache.maven.xdoc.XdocTagLibrary">
<j:new var="reports" className="java.util.ArrayList"/>
@@ -350,10 +351,7 @@
<fmt:setBundle basename="plugin-resources/templates/templates" var="msg"/>
<!-- User bundle -->
<!-- Goal grabClassLoader should be call first -->
<maven:grabClassLoader resource="${maven.xdoc.bundle.src}"/>
<!-- Failed
<doc:grabClassLoader resource="${maven.xdoc.bundle.src}"/>
-->
<xdoc:grabClassLoader resource="${maven.xdoc.bundle.src}"/>
<fmt:setBundle basename="${maven.xdoc.bundle}" var="myMsg"/>
<!-- Echo information -->
@@ -539,40 +537,6 @@
<j:arg type="java.lang.String" value=" .,;!?/'\()[]{}+*°" useContextClassLoader="true"/>
<j:arg type="java.lang.String" value="__________________" useContextClassLoader="true"/>
</j:invokeStatic>${escapedtoken}</define:tag>
<!--
Grab the existing classloader
Create a new classloader that inherits the current one
Add URL to the classloader
@resource
-->
<define:tag name="grabClassLoader">
<maven:param-check value="${resource}" fail="true" message="'resource' must be specified"/>
<util:file var="dirResource" name="${resource}" />
<j:set var="currentClassLoader" value="${context.getClassLoader()}"/>
<log:debug>Start to grab the current class loader ${currentClassLoader}</log:debug>
<j:set var="dummy">${currentClassLoader.addURL(dirResource.toURL())}</j:set>
<j:new className="com.werken.forehead.ForeheadClassLoader" var="foreheadClassLoader">
<j:arg value="${currentClassLoader}" />
<j:arg value="${currentClassLoader.getName()}_TEMP" />
</j:new>
<j:set var="dummy">${context.setClassLoader(foreheadClassLoader)}</j:set>
</define:tag>
<!--
Returns the old classloader
-->
<define:tag name="unGrabClassLoader">
<maven:param-check value="${foreheadClassLoader}" fail="true" message="Please call xdoc:grabClassLoader first"/>
<j:set var="currentClassLoader" value="${context.getClassLoader()}"/>
<log:debug>Start to ungrab the current class loader ${currentClassLoader}</log:debug>
<j:set var="dummy">${context.setClassLoader(currentClassLoader.getParent())}</j:set>
</define:tag>
</define:taglib>
<!-- ================================================================== -->
@@ -996,10 +960,7 @@
<attainGoal name="xdoc:copy-resources"/>
<attainGoal name="xdoc:copy-user-resources"/>
<attainGoal name="xdoc:jelly-transform"/>
<maven:unGrabClassLoader/>
<!-- Failed
<doc:unGrabClassLoader/>
-->
<xdoc:unGrabClassLoader/>
</goal>
<!-- ================================================================== -->

87
xdoc/src/main/org/apache/maven/xdoc/GrabClassLoaderTag.java Normal file
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@@ -0,0 +1,87 @@
package org.apache.maven.xdoc;
/* ====================================================================
* Copyright 2001-2004 The Apache Software Foundation.
*
* Licensed 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.io.File;
import java.net.MalformedURLException;
import org.apache.commons.jelly.JellyTagException;
import org.apache.commons.jelly.MissingAttributeException;
import org.apache.commons.jelly.TagSupport;
import org.apache.commons.jelly.XMLOutput;
import com.werken.forehead.ForeheadClassLoader;
/**
* Add a specific ressource to the current Maven context
*
* @author <a href="mailto:vincent.siveton@gmail.com">Vincent Siveton</a>
* @version 1.0
*/
public class GrabClassLoaderTag extends TagSupport {
/** Resource to include in the Maven context. */
private String resource;
/*
* @see org.apache.commons.jelly.Tag#doTag(org.apache.commons.jelly.XMLOutput)
*/
public void doTag(XMLOutput arg0) throws MissingAttributeException, JellyTagException {
if (getContext() == null) {
throw new JellyTagException("The current MavenContext is null!");
}
ForeheadClassLoader currentClassLoader = null;
try {
currentClassLoader = (ForeheadClassLoader) getContext().getClassLoader();
} catch (ClassCastException e) {
throw new JellyTagException("The current classloader in the MavenContext is not an instance of ForeheadClassLoader");
}
if (currentClassLoader == null) {
throw new JellyTagException("No classloader found in the current MavenContext");
}
try {
File f = new File(this.resource);
currentClassLoader.addURL(f.toURL());
} catch (MalformedURLException e) {
throw new JellyTagException("The directory to include specified by " + getResource() + " is malformed");
}
ForeheadClassLoader newClassLoader = new ForeheadClassLoader(currentClassLoader, currentClassLoader.getName() + "_TEMP");
getContext().setClassLoader(newClassLoader);
}
/**
* Get the includeDir.
*
* @return the includeDir.
*/
public String getResource() {
return this.resource;
}
/**
* Set the includeDir
*
* @param includeDir includeDir to set.
*/
public void setResource(String includeDir) {
this.resource = includeDir;
}
}

58
xdoc/src/main/org/apache/maven/xdoc/UnGrabClassLoaderTag.java Normal file
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@@ -0,0 +1,58 @@
package org.apache.maven.xdoc;
/* ====================================================================
* Copyright 2001-2004 The Apache Software Foundation.
*
* Licensed 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 org.apache.commons.jelly.JellyTagException;
import org.apache.commons.jelly.MissingAttributeException;
import org.apache.commons.jelly.TagSupport;
import org.apache.commons.jelly.XMLOutput;
import com.werken.forehead.ForeheadClassLoader;
/**
* Return to the old classloader
*
* @see GrabClassLoaderTag
*
* @author <a href="mailto:vincent.siveton@gmail.com">Vincent Siveton </a>
* @version 1.0
*/
public class UnGrabClassLoaderTag extends TagSupport {
/*
* @see org.apache.commons.jelly.Tag#doTag(org.apache.commons.jelly.XMLOutput)
*/
public void doTag(XMLOutput arg0) throws MissingAttributeException, JellyTagException {
if (getContext() == null) {
throw new JellyTagException("The current MavenContext is null!");
}
ForeheadClassLoader currentClassLoader = null;
try {
currentClassLoader = (ForeheadClassLoader) getContext().getClassLoader();
} catch (ClassCastException e) {
throw new JellyTagException("The current classloader in the MavenContext is not an instance of ForeheadClassLoader");
}
if (currentClassLoader == null) {
throw new JellyTagException("No classloader found in the current MavenContext");
}
ClassLoader oldClassLoader = currentClassLoader.getParent();
getContext().setClassLoader(oldClassLoader);
}
}

39
xdoc/src/main/org/apache/maven/xdoc/XdocTagLibrary.java Normal file
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@@ -0,0 +1,39 @@
package org.apache.maven.xdoc;
/* ====================================================================
* Copyright 2001-2004 The Apache Software Foundation.
*
* Licensed 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 org.apache.commons.jelly.TagLibrary;
/**
* MavenSession tag library for use in Jelly scripts.
*
* @author <a href="mailto:brett@apache.org">Brett Porter</a>
* @version $Id$
*/
public class XdocTagLibrary extends TagLibrary
{
/**
* Create an instance of the {@link MavenTagLibrary}, registering related
* tag libraries
*/
public XdocTagLibrary()
{
registerTag( "grabClassLoader", GrabClassLoaderTag.class);
registerTag( "unGrabClassLoader", UnGrabClassLoaderTag.class);
}
}