/*******************************************************************************
* Copyright (c) 2000, 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.eclipse.jdt.internal.ui.wizards.buildpaths.newsourcepage;
import java.lang.reflect.InvocationTargetException;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.NullProgressMonitor;
import org.eclipse.core.runtime.SubProgressMonitor;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.operation.IRunnableContext;
import org.eclipse.jface.operation.IRunnableWithProgress;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.ui.IWorkbenchSite;
import org.eclipse.ui.PlatformUI;
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.internal.corext.buildpath.BuildpathDelta;
import org.eclipse.jdt.internal.corext.buildpath.CPJavaProject;
import org.eclipse.jdt.internal.corext.buildpath.ClasspathModifier;
import org.eclipse.jdt.ui.wizards.BuildPathDialogAccess;
import org.eclipse.jdt.internal.ui.JavaPlugin;
import org.eclipse.jdt.internal.ui.JavaPluginImages;
import org.eclipse.jdt.internal.ui.wizards.NewWizardMessages;
import org.eclipse.jdt.internal.ui.wizards.buildpaths.CPListElement;
//SelectedElements iff enabled: IJavaProject && size==1
public class AddArchiveToBuildpathAction extends BuildpathModifierAction {
private final IRunnableContext fContext;
public AddArchiveToBuildpathAction(IWorkbenchSite site) {
this(site, null, PlatformUI.getWorkbench().getProgressService());
}
public AddArchiveToBuildpathAction(IRunnableContext context, ISetSelectionTarget selectionTarget) {
this(null, selectionTarget, context);
}
private AddArchiveToBuildpathAction(IWorkbenchSite site, ISetSelectionTarget selectionTarget, IRunnableContext context) {
super(site, selectionTarget, BuildpathModifierAction.ADD_LIB_TO_BP);
fContext= context;
setText(NewWizardMessages.NewSourceContainerWorkbookPage_ToolBar_AddJarCP_label);
setImageDescriptor(JavaPluginImages.DESC_OBJS_EXTJAR);
setToolTipText(NewWizardMessages.NewSourceContainerWorkbookPage_ToolBar_AddJarCP_tooltip);
}
/**
* {@inheritDoc}
*/
@Override
public String getDetailedDescription() {
return NewWizardMessages.PackageExplorerActionGroup_FormText_Default_toBuildpath_archives;
}
/**
* {@inheritDoc}
*/
@Override
public void run() {
final Shell shell= getShell();
final IPath[] selected= BuildPathDialogAccess.chooseExternalJAREntries(shell);
if (selected == null)
return;
try {
final IJavaProject javaProject= (IJavaProject)getSelectedElements().get(0);
IStatus status= ClasspathModifier.checkAddExternalJarsPrecondition(selected, CPJavaProject.createFromExisting(javaProject));
if (status.getSeverity() == IStatus.ERROR) {
MessageDialog.openError(getShell(), NewWizardMessages.AddArchiveToBuildpathAction_InfoTitle, status.getMessage());
return;
} else if (status.getSeverity() == IStatus.INFO) {
MessageDialog.openInformation(getShell(), NewWizardMessages.AddArchiveToBuildpathAction_InfoTitle, status.getMessage());
} else if (status.getSeverity() == IStatus.WARNING) {
MessageDialog.openWarning(getShell(), NewWizardMessages.AddArchiveToBuildpathAction_InfoTitle, status.getMessage());
}
final IRunnableWithProgress runnable= new IRunnableWithProgress() {
public void run(IProgressMonitor monitor) throws InvocationTargetException, InterruptedException {
try {
List<IJavaElement> result= addExternalJars(selected, javaProject, monitor);
if (result.size() > 0)
selectAndReveal(new StructuredSelection(result));
} catch (CoreException e) {
throw new InvocationTargetException(e);
}
}
};
fContext.run(false, false, runnable);
} catch (final InvocationTargetException e) {
if (e.getCause() instanceof CoreException) {
showExceptionDialog((CoreException)e.getCause(), NewWizardMessages.AddArchiveToBuildpathAction_ErrorTitle);
} else {
JavaPlugin.log(e);
}
} catch (CoreException e) {
showExceptionDialog(e, NewWizardMessages.AddArchiveToBuildpathAction_ErrorTitle);
JavaPlugin.log(e);
} catch (InterruptedException e) {
}
}
private List<IJavaElement> addExternalJars(IPath[] jarPaths, IJavaProject project, IProgressMonitor monitor) throws CoreException {
if (monitor == null)
monitor= new NullProgressMonitor();
try {
monitor.beginTask(NewWizardMessages.ClasspathModifier_Monitor_AddToBuildpath, 4);
CPJavaProject cpProject= CPJavaProject.createFromExisting(project);
BuildpathDelta delta= ClasspathModifier.addExternalJars(jarPaths, cpProject);
ClasspathModifier.commitClassPath(cpProject, new SubProgressMonitor(monitor, 4));
informListeners(delta);
List<CPListElement> addedEntries= delta.getAddedEntries();
List<IJavaElement> result= new ArrayList<IJavaElement>(addedEntries.size());
for (int i= 0; i < addedEntries.size(); i++) {
IClasspathEntry entry= addedEntries.get(i).getClasspathEntry();
IJavaElement elem= project.findPackageFragmentRoot(entry.getPath());
if (elem != null) {
result.add(elem);
}
}
monitor.worked(1);
return result;
} finally {
monitor.done();
}
}
@Override
protected boolean canHandle(IStructuredSelection selection) {
if (selection.size() != 1)
return false;
Object first= selection.getFirstElement();
if (!(first instanceof IJavaProject))
return false;
return true;
}
}