/*******************************************************************************
* Copyright (c) 2004, 2011 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.ganoro.phing.ui.internal.model;
import java.io.File;
import java.io.IOException;
import java.net.URL;
import java.util.ArrayList;
import java.util.Hashtable;
import java.util.Iterator;
import java.util.List;
import org.apache.tools.ant.BuildException;
import org.apache.tools.ant.ComponentHelper;
import org.apache.tools.ant.Task;
import org.apache.tools.ant.UnknownElement;
import org.eclipse.core.runtime.FileLocator;
import org.eclipse.jface.preference.IPreferenceStore;
import org.eclipse.jface.resource.ImageDescriptor;
import org.ganoro.phing.core.AntCorePreferences;
import org.ganoro.phing.core.AntSecurityException;
import org.ganoro.phing.core.IPhingCoreConstants;
import org.ganoro.phing.core.PhingCore;
import org.ganoro.phing.ui.AntUIImages;
import org.ganoro.phing.ui.IPhingUIConstants;
import org.ganoro.phing.ui.PhingUi;
import org.ganoro.phing.ui.internal.preferences.AntEditorPreferenceConstants;
import org.xml.sax.Attributes;
public class AntDefiningTaskNode extends AntTaskNode {
private String fIdentifier= null;
public AntDefiningTaskNode(Task task, Attributes attributes) {
super(task);
String label= attributes.getValue(IPhingCoreConstants.NAME);
if (label == null) {
label= task.getTaskName();
String file= attributes.getValue(IPhingCoreConstants.FILE);
if(file != null) {
label= label + " " + file; //$NON-NLS-1$
fIdentifier= file;
} else {
String resource= attributes.getValue(IAntModelConstants.ATTR_RESOURCE);
if (resource != null) {
label= label + " " + resource; //$NON-NLS-1$
fIdentifier= resource;
}
}
} else {
fIdentifier= label;
}
setBaseLabel(label);
}
protected ImageDescriptor getBaseImageDescriptor() {
String taskName= getTask().getTaskName();
if ("taskdef".equalsIgnoreCase(taskName) || "typedef".equalsIgnoreCase(taskName)) { //$NON-NLS-1$//$NON-NLS-2$
return AntUIImages.getImageDescriptor(IPhingUIConstants.IMG_ANT_TASKDEF);
}
return AntUIImages.getImageDescriptor(IPhingUIConstants.IMG_ANT_MACRODEF);
}
/**
* Execute the defining task.
*/
public boolean configure(boolean validateFully) {
if (fConfigured) {
return false;
}
if (shouldConfigure()) {
try {
ComponentHelper helper= ComponentHelper.getComponentHelper(getProjectNode().getProject());
((AntModel) getAntModel()).removeDefinerTasks(getIdentifier(), helper.getAntTypeTable());
Hashtable old= new Hashtable(helper.getAntTypeTable());
getTask().maybeConfigure();
getTask().execute();
Iterator newNames= helper.getAntTypeTable().keySet().iterator();
List defined= new ArrayList();
while (newNames.hasNext()) {
String name = (String) newNames.next();
if (old.get(name) == null) {
defined.add(name);
}
}
((AntModel) getAntModel()).addDefinedTasks(defined, this);
return false;
} catch (BuildException be) {
((AntModel)getAntModel()).removeDefiningTaskNodeInfo(this);
handleBuildException(be, AntEditorPreferenceConstants.PROBLEM_CLASSPATH);
} catch (LinkageError e) {
//A classpath problem with the definer. Possible causes are having multiple
//versions of the same JAR on the Ant runtime classpath (either explicitly or via the plugin
//classloaders. See bug 71888
((AntModel)getAntModel()).removeDefiningTaskNodeInfo(this);
handleBuildException(new BuildException(AntModelMessages.AntDefiningTaskNode_0), AntEditorPreferenceConstants.PROBLEM_CLASSPATH);
} catch (AntSecurityException se) {
//either a system exit or setting of system property was attempted
((AntModel)getAntModel()).removeDefiningTaskNodeInfo(this);
handleBuildException(new BuildException(AntModelMessages.AntDefiningTaskNode_1), AntEditorPreferenceConstants.PROBLEM_SECURITY);
}
}
return false;
}
public Object getRealTask() {
Task task= getTask();
if (task instanceof UnknownElement) {
task.maybeConfigure();
return ((UnknownElement)task).getRealThing();
}
return task;
}
protected String getIdentifier() {
return fIdentifier;
}
/*
* Sets the Java class path in org.apache.tools.ant.types.Path
* so that the classloaders defined by these "definer" tasks will have the
* correct classpath.
*/
public static void setJavaClassPath() {
AntCorePreferences prefs= PhingCore.getPlugin().getPreferences();
URL[] antClasspath= prefs.getURLs();
// setJavaClassPath(antClasspath);
}
/*
* Sets the Java class path in org.apache.tools.ant.types.Path
* so that the classloaders defined by these "definer" tasks will have the
* correct classpath.
*/
public static void setJavaClassPath(URL[] antClasspath) {
StringBuffer buff= new StringBuffer();
File file= null;
for (int i = 0; i < antClasspath.length; i++) {
try {
file = new File(FileLocator.toFileURL(antClasspath[i]).getPath());
} catch (IOException e) {
continue;
}
buff.append(file.getAbsolutePath());
buff.append("; "); //$NON-NLS-1$
}
org.apache.tools.ant.types.Path systemClasspath= new org.apache.tools.ant.types.Path(null, buff.substring(0, buff.length() - 2));
org.apache.tools.ant.types.Path.systemClasspath= systemClasspath;
}
public boolean collapseProjection() {
IPreferenceStore store= PhingUi.getDefault().getPreferenceStore();
if (store.getBoolean(AntEditorPreferenceConstants.EDITOR_FOLDING_DEFINING)) {
return true;
}
return false;
}
/* (non-Javadoc)
* @see org.eclipse.ant.internal.ui.model.AntElementNode#setLength(int)
*/
public void setLength(int length) {
super.setLength(length);
if (shouldConfigure()) {
getAntModel().setDefiningTaskNodeText(this);
}
}
private boolean shouldConfigure() {
IPreferenceStore store= PhingUi.getDefault().getPreferenceStore();
return store.getBoolean(AntEditorPreferenceConstants.CODEASSIST_USER_DEFINED_TASKS);
}
protected void setNeedsToBeConfigured(boolean configure) {
fConfigured= !configure;
}
}