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/*******************************************************************************
* Copyright (c) 2000, 2012 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.debug.ui.actions;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import org.eclipse.core.resources.IContainer;
import org.eclipse.core.resources.IFolder;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.jdt.debug.ui.IJavaDebugUIConstants;
import org.eclipse.jdt.internal.debug.core.JDIDebugPlugin;
import org.eclipse.jdt.internal.debug.ui.launcher.IClasspathViewer;
import org.eclipse.jdt.launching.IRuntimeClasspathEntry;
import org.eclipse.jdt.launching.JavaRuntime;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.viewers.ILabelProvider;
import org.eclipse.jface.viewers.ITreeContentProvider;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.jface.viewers.ViewerFilter;
import org.eclipse.jface.window.Window;
import org.eclipse.ui.dialogs.ElementTreeSelectionDialog;
import org.eclipse.ui.dialogs.ISelectionStatusValidator;
import org.eclipse.ui.model.WorkbenchContentProvider;
import org.eclipse.ui.model.WorkbenchLabelProvider;
import org.eclipse.ui.views.navigator.ResourceComparator;
/**
* Adds an internal folder to the runtime class path.
*/
public class AddFolderAction extends RuntimeClasspathAction {
/**
* provides a filter to remove the files from the ElementSelectionDialog
*
* @since 3.2
*
*/
class FileFilter extends ViewerFilter {
@Override
public boolean select(Viewer viewer, Object parentElement, Object element) {
if(element instanceof IProject) {
return true;
}
if(element instanceof IFolder) {
return true;
}
return false;
}
}
public AddFolderAction(IClasspathViewer viewer) {
super(ActionMessages.AddFolderAction_Add__Folders_1, viewer);
}
/**
* Prompts for folder(s) to add.
*
* @see IAction#run()
*/
@Override
public void run() {
ISelectionStatusValidator validator= new ISelectionStatusValidator() {
List<IResource> fAlreadySelected = getSelectedFolders();
public IStatus validate(Object[] selection) {
for (int i= 0; i < selection.length; i++) {
if (!(selection[i] instanceof IContainer)) {
return new Status(IStatus.ERROR, JDIDebugPlugin.getUniqueIdentifier(), IJavaDebugUIConstants.INTERNAL_ERROR, "Selection must be a folder", null); //$NON-NLS-1$
} else if (fAlreadySelected.contains(selection[i])) {
return new Status(IStatus.ERROR, JDIDebugPlugin.getUniqueIdentifier(), IJavaDebugUIConstants.INTERNAL_ERROR, "Classpath already includes selected folder(s).", null); //$NON-NLS-1$
}
}
return new Status(IStatus.OK, JDIDebugPlugin.getUniqueIdentifier(), 0, "", null); //$NON-NLS-1$
}
};
ILabelProvider lp= new WorkbenchLabelProvider();
ITreeContentProvider cp= new WorkbenchContentProvider();
ElementTreeSelectionDialog dialog= new ElementTreeSelectionDialog(getShell(), lp, cp);
dialog.addFilter(new FileFilter());
dialog.setComparator(new ResourceComparator(ResourceComparator.NAME));
dialog.setValidator(validator);
dialog.setTitle(ActionMessages.AddFolderAction_Folder_Selection_4);
dialog.setMessage(ActionMessages.AddFolderAction_Choose_folders_to_add__5);
dialog.setInput(ResourcesPlugin.getWorkspace().getRoot());
if (dialog.open() == Window.OK) {
Object[] elements= dialog.getResult();
IRuntimeClasspathEntry[] res= new IRuntimeClasspathEntry[elements.length];
for (int i= 0; i < res.length; i++) {
IResource elem= (IResource)elements[i];
res[i]= JavaRuntime.newArchiveRuntimeClasspathEntry(elem);
}
getViewer().addEntries(res);
}
}
/**
* Returns a list of resources of currently selected folders
* @return the list of {@link IResource}s
*/
protected List<IResource> getSelectedFolders() {
List<IRuntimeClasspathEntry> list = getEntriesAsList();
List<IResource> folders = new ArrayList<IResource>();
Iterator<IRuntimeClasspathEntry> iter = list.iterator();
while (iter.hasNext()) {
IRuntimeClasspathEntry entry = iter.next();
if (entry.getType() == IRuntimeClasspathEntry.ARCHIVE) {
IResource res = entry.getResource();
if (res != null && res instanceof IContainer) {
folders.add(res);
}
}
}
return folders;
}
@Override
protected int getActionType() {
return ADD;
}
}
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