/*******************************************************************************
* Copyright (c) 2000, 2008 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.eclipse.jdt.internal.ui.wizards.buildpaths.newsourcepage;
import java.lang.reflect.InvocationTargetException;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.NullProgressMonitor;
import org.eclipse.core.runtime.SubProgressMonitor;
import org.eclipse.jface.operation.IRunnableContext;
import org.eclipse.jface.operation.IRunnableWithProgress;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.ui.IWorkbenchSite;
import org.eclipse.ui.part.ISetSelectionTarget;
import org.eclipse.jdt.core.IClasspathEntry;
import org.eclipse.jdt.core.IJavaElement;
import org.eclipse.jdt.core.IJavaProject;
import org.eclipse.jdt.core.IPackageFragmentRoot;
import org.eclipse.jdt.core.JavaModelException;
import org.eclipse.jdt.internal.corext.buildpath.BuildpathDelta;
import org.eclipse.jdt.internal.corext.buildpath.ClasspathModifier;
import org.eclipse.jdt.internal.ui.JavaPlugin;
import org.eclipse.jdt.internal.ui.wizards.NewWizardMessages;
import org.eclipse.jdt.internal.ui.wizards.buildpaths.CPListElement;
import org.eclipse.jdt.internal.ui.wizards.buildpaths.CPListElementAttribute;
public class ResetAllOutputFoldersAction extends BuildpathModifierAction {
private final IRunnableContext fContext;
private final IJavaProject fJavaProject;
public ResetAllOutputFoldersAction(IRunnableContext context, IJavaProject project, ISetSelectionTarget selectionTarget) {
this(null, selectionTarget, context, project);
}
public ResetAllOutputFoldersAction(IWorkbenchSite site, ISetSelectionTarget selectionTarget, IRunnableContext context, IJavaProject javaProject) {
super(site, selectionTarget, BuildpathModifierAction.RESET_ALL_OUTPUT_FOLDERS);
fContext= context;
fJavaProject= javaProject;
setText(NewWizardMessages.NewSourceContainerWorkbookPage_ToolBar_Reset_tooltip);
setToolTipText(NewWizardMessages.NewSourceContainerWorkbookPage_ToolBar_Reset_tooltip);
}
/**
* {@inheritDoc}
*/
public String getDetailedDescription() {
return NewWizardMessages.PackageExplorerActionGroup_FormText_Default_ResetAllOutputFolders;
}
/**
* {@inheritDoc}
*/
public void run() {
final IRunnableWithProgress runnable= new IRunnableWithProgress() {
public void run(IProgressMonitor monitor) throws InvocationTargetException, InterruptedException {
try {
resetOutputFolders(fJavaProject, monitor);
} catch (CoreException e) {
throw new InvocationTargetException(e);
}
}
};
try {
fContext.run(false, false, runnable);
} catch (InvocationTargetException e) {
if (e.getCause() instanceof CoreException) {
showExceptionDialog((CoreException)e.getCause(), NewWizardMessages.RemoveFromBuildpathAction_ErrorTitle);
} else {
JavaPlugin.log(e);
}
} catch (InterruptedException e) {
}
}
private List resetOutputFolders(IJavaProject project, IProgressMonitor monitor) throws JavaModelException {
if (monitor == null)
monitor= new NullProgressMonitor();
try {
IPackageFragmentRoot[] roots= project.getPackageFragmentRoots();
monitor.beginTask(NewWizardMessages.ClasspathModifier_Monitor_ResetOutputFolder, roots.length + 10);
List entries= new ArrayList();
for (int i= 0; i < roots.length; i++) {
monitor.worked(1);
IPackageFragmentRoot root= roots[i];
if (root.isArchive() || root.isExternal())
continue;
IClasspathEntry entry= root.getRawClasspathEntry();
CPListElement element= CPListElement.createFromExisting(entry, project);
CPListElementAttribute outputFolder= new CPListElementAttribute(element, CPListElement.OUTPUT, element.getAttribute(CPListElement.OUTPUT), true);
entries.add(outputFolder);
}
return reset(entries, project, new SubProgressMonitor(monitor, 10));
} finally {
monitor.done();
}
}
private List reset(List selection, IJavaProject project, IProgressMonitor monitor) throws JavaModelException {
if (monitor == null)
monitor= new NullProgressMonitor();
try {
monitor.beginTask(NewWizardMessages.ClasspathModifier_Monitor_Resetting, selection.size());
List entries= ClasspathModifier.getExistingEntries(project);
List result= new ArrayList();
for (int i= 0; i < selection.size(); i++) {
Object element= selection.get(i);
if (element instanceof IJavaElement) {
IJavaElement javaElement= (IJavaElement) element;
IPackageFragmentRoot root;
if (element instanceof IJavaProject)
root= project.getPackageFragmentRoot(project.getResource());
else
root= (IPackageFragmentRoot) element;
CPListElement entry= ClasspathModifier.getClasspathEntry(entries, root);
ClasspathModifier.resetFilters(javaElement, entry, project, new SubProgressMonitor(monitor, 1));
result.add(javaElement);
} else {
CPListElement selElement= ((CPListElementAttribute) element).getParent();
CPListElement entry= ClasspathModifier.getClasspathEntry(entries, selElement);
CPListElementAttribute outputFolder= ClasspathModifier.resetOutputFolder(entry, project);
result.add(outputFolder);
}
}
ClasspathModifier.commitClassPath(entries, project, null);
BuildpathDelta delta= new BuildpathDelta(getToolTipText());
delta.setNewEntries((CPListElement[])entries.toArray(new CPListElement[entries.size()]));
informListeners(delta);
return result;
} finally {
monitor.done();
}
}
protected boolean canHandle(IStructuredSelection elements) {
return true;
}
}