/**
* This file Copyright (c) 2005-2010 Aptana, Inc. This program is
* dual-licensed under both the Aptana Public License and the GNU General
* Public license. You may elect to use one or the other of these licenses.
*
* This program is distributed in the hope that it will be useful, but
* AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or
* NONINFRINGEMENT. Redistribution, except as permitted by whichever of
* the GPL or APL you select, is prohibited.
*
* 1. For the GPL license (GPL), you can redistribute and/or modify this
* program under the terms of the GNU General Public License,
* Version 3, as published by the Free Software Foundation. You should
* have received a copy of the GNU General Public License, Version 3 along
* with this program; if not, write to the Free Software Foundation, Inc., 51
* Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Aptana provides a special exception to allow redistribution of this file
* with certain other free and open source software ("FOSS") code and certain additional terms
* pursuant to Section 7 of the GPL. You may view the exception and these
* terms on the web at http://www.aptana.com/legal/gpl/.
*
* 2. For the Aptana Public License (APL), this program and the
* accompanying materials are made available under the terms of the APL
* v1.0 which accompanies this distribution, and is available at
* http://www.aptana.com/legal/apl/.
*
* You may view the GPL, Aptana's exception and additional terms, and the
* APL in the file titled license.html at the root of the corresponding
* plugin containing this source file.
*
* Any modifications to this file must keep this entire header intact.
*/
package com.aptana.ide.ui.io.navigator;
import java.io.File;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.core.filesystem.EFS;
import org.eclipse.core.filesystem.IFileInfo;
import org.eclipse.core.filesystem.IFileStore;
import org.eclipse.core.resources.IContainer;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.core.runtime.IAdapterFactory;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.NullProgressMonitor;
import org.eclipse.core.runtime.jobs.ISchedulingRule;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.ui.ISharedImages;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.model.IWorkbenchAdapter;
import org.eclipse.ui.progress.IDeferredWorkbenchAdapter;
import org.eclipse.ui.progress.IElementCollector;
import com.aptana.ide.core.IdeLog;
import com.aptana.ide.core.StringUtils;
import com.aptana.ide.core.io.IBaseRemoteConnectionPoint;
import com.aptana.ide.core.io.IConnectionPoint;
import com.aptana.ide.core.io.IConnectionPointCategory;
import com.aptana.ide.core.io.IConnectionPointManager;
import com.aptana.ide.core.io.LocalConnectionPoint;
import com.aptana.ide.core.io.LocalRoot;
import com.aptana.ide.core.io.WorkspaceConnectionPoint;
import com.aptana.ide.core.io.exception.PermissionDeniedException;
import com.aptana.ide.core.io.vfs.IExtendedFileInfo;
import com.aptana.ide.ui.ImageAssociations;
import com.aptana.ide.ui.UIUtils;
import com.aptana.ide.ui.io.CoreIOImages;
import com.aptana.ide.ui.io.IOUIPlugin;
import com.aptana.ide.ui.io.ImageUtils;
/**
* @author Max Stepanov
*
*/
public class FileSystemWorkbenchAdapter implements IWorkbenchAdapter, IDeferredWorkbenchAdapter {
private static FileSystemWorkbenchAdapter instance;
private static final Object[] EMPTY = new Object[0];
/**
*
*/
protected FileSystemWorkbenchAdapter() {
}
/* package */ static synchronized FileSystemWorkbenchAdapter getInstance() {
if (instance == null) {
instance = new FileSystemWorkbenchAdapter();
}
return instance;
}
/* (non-Javadoc)
* @see org.eclipse.ui.model.IWorkbenchAdapter#getChildren(java.lang.Object)
*/
public Object[] getChildren(Object object) {
if (object instanceof IConnectionPoint) {
IConnectionPoint connectionPoint = (IConnectionPoint) object;
if (object instanceof WorkspaceConnectionPoint) {
IContainer container = ((WorkspaceConnectionPoint) object).getResource();
if (container == null) {
return EMPTY;
}
try {
return container.members();
} catch (CoreException e) {
IdeLog.logImportant(IOUIPlugin.getDefault(), "Failed to get members", e);
}
} else {
try {
return fetchFileSystemChildren(connectionPoint.getRoot(), new NullProgressMonitor());
} catch (CoreException e) {
// makes sure it's connected and tries again
try {
connectionPoint.connect(true, new NullProgressMonitor());
return fetchFileSystemChildren(connectionPoint.getRoot(), new NullProgressMonitor());
} catch (CoreException e1) {
IdeLog.logError(IOUIPlugin.getDefault(), "Fetch children failed", e);
UIUtils.showErrorMessage("Fetch children failed", e);
}
}
}
} else if (object instanceof IConnectionPointCategory) {
return ((IConnectionPointCategory) object).getConnectionPoints();
} else if (object instanceof LocalRoot) {
try {
return fetchFileSystemChildren(((LocalRoot) object).getRoot(), new NullProgressMonitor());
} catch (CoreException e) {
IdeLog.logError(IOUIPlugin.getDefault(), "Fetch children failed", e);
UIUtils.showErrorMessage("Fetch children failed", e);
}
} else if (object instanceof IConnectionPointManager) {
List<Object> list = new ArrayList<Object>();
list.add(LocalFileSystems.getInstance());
list.add(WorkspaceProjects.getInstance());
for (IConnectionPointCategory category : ((IConnectionPointManager) object).getConnectionPointCategories()) {
list.add(category);
}
return list.toArray();
}
return EMPTY;
}
/* (non-Javadoc)
* @see org.eclipse.ui.model.IWorkbenchAdapter#getImageDescriptor(java.lang.Object)
*/
public ImageDescriptor getImageDescriptor(Object object) {
if (object instanceof FileSystemObject) {
FileSystemObject fsObject = (FileSystemObject) object;
if (fsObject.isDirectory()) {
return PlatformUI.getWorkbench().getSharedImages().getImageDescriptor(ISharedImages.IMG_OBJ_FOLDER);
}
File file = (File) fsObject.getAdapter(File.class);
if (file != null) {
ImageDescriptor imageDescriptor = ImageUtils.getImageDescriptor(file);
if (imageDescriptor != null) {
return imageDescriptor;
}
}
return ImageUtils.getImageDescriptor(fsObject.getName());
} else if (object instanceof LocalRoot) {
File file = ((LocalRoot) object).getFile();
ImageDescriptor imageDescriptor = ImageUtils.getImageDescriptor(file);
if (imageDescriptor != null) {
return imageDescriptor;
}
if (file.getParentFile() == null) {
return CoreIOImages.getImageDescriptor(CoreIOImages.IMG_OBJS_DRIVE);
}
return PlatformUI.getWorkbench().getSharedImages().getImageDescriptor(ISharedImages.IMG_OBJ_FOLDER);
} else if (object instanceof WorkspaceConnectionPoint) {
IContainer resource = ((WorkspaceConnectionPoint) object).getResource();
if (resource != null) {
IWorkbenchAdapter workbenchAdapter = (IWorkbenchAdapter) resource.getAdapter(IWorkbenchAdapter.class);
if (workbenchAdapter != null) {
return workbenchAdapter.getImageDescriptor(resource);
}
}
return PlatformUI.getWorkbench().getSharedImages().getImageDescriptor(ISharedImages.IMG_OBJ_FOLDER);
} else if (object instanceof IConnectionPoint) {
ImageDescriptor image = ImageAssociations.getInstance().getImageDescriptor(object);
if (image != null) {
return image;
}
if (object instanceof LocalConnectionPoint) {
return PlatformUI.getWorkbench().getSharedImages().getImageDescriptor(ISharedImages.IMG_OBJ_FOLDER);
}
return CoreIOImages.getImageDescriptor(CoreIOImages.IMG_OBJS_CONNECTION);
} else if (object instanceof IConnectionPointCategory) {
ImageDescriptor image = ImageAssociations.getInstance().getImageDescriptor(object);
if (image != null) {
return image;
}
return CoreIOImages.getImageDescriptor(CoreIOImages.IMG_OBJS_CONNECTION);
}
return null;
}
/* (non-Javadoc)
* @see org.eclipse.ui.model.IWorkbenchAdapter#getLabel(java.lang.Object)
*/
public String getLabel(Object object) {
if (object instanceof FileSystemObject) {
return ((FileSystemObject) object).getName();
} else if (object instanceof IFileStore) {
return ((IFileStore) object).getName();
} else if (object instanceof IConnectionPoint) {
if (object instanceof IBaseRemoteConnectionPoint) {
IPath path = ((IBaseRemoteConnectionPoint) object).getPath();
if (path.segmentCount() > 0) {
return StringUtils.format("{0} ({1})", new String[] { ((IConnectionPoint) object).getName(), path.toPortableString() }); //$NON-NLS-1$
}
}
return ((IConnectionPoint) object).getName();
} else if (object instanceof IConnectionPointCategory) {
return ((IConnectionPointCategory) object).getName();
} else if (object instanceof LocalRoot) {
return ((LocalRoot) object).getName();
}
return String.valueOf(object);
}
/* (non-Javadoc)
* @see org.eclipse.ui.model.IWorkbenchAdapter#getParent(java.lang.Object)
*/
public Object getParent(Object object) {
return null;
}
/* (non-Javadoc)
* @see org.eclipse.ui.progress.IDeferredWorkbenchAdapter#fetchDeferredChildren(java.lang.Object, org.eclipse.ui.progress.IElementCollector, org.eclipse.core.runtime.IProgressMonitor)
*/
public void fetchDeferredChildren(Object object, IElementCollector collector, IProgressMonitor monitor) {
try {
if (object instanceof IConnectionPoint) {
// for deferred case, makes sure it is connected first
// ((IConnectionPoint) object).connect(monitor);
collector.add(
fetchFileSystemChildren(((IConnectionPoint) object).getRoot(), monitor),
monitor);
} else if (object instanceof FileSystemObject) {
collector.add(
fetchFileSystemChildren(((FileSystemObject) object).getFileStore(), monitor),
monitor);
} else if (object instanceof IFileStore) {
collector.add(
fetchFileSystemChildren((IFileStore) object, monitor),
monitor);
}
} catch (CoreException e) {
if (object instanceof IConnectionPoint) {
// makes sure the connection point is connected and tries again
IConnectionPoint connectionPoint = (IConnectionPoint) object;
try {
connectionPoint.connect(true, monitor);
collector.add(fetchFileSystemChildren(connectionPoint.getRoot(), monitor),
monitor);
return;
} catch (CoreException e1) {
}
} else if (object instanceof FileSystemObject && e.getCause() instanceof PermissionDeniedException) {
IFileInfo info = ((FileSystemObject)object).getFileInfo();
if(info instanceof IExtendedFileInfo) {
((IExtendedFileInfo)info).setPermissions(0);
}
return;
}
IdeLog.logError(IOUIPlugin.getDefault(), "Fetch deferred children failed", e);
UIUtils.showErrorMessage("Fetch children failed", e);
} finally {
collector.done();
}
}
/* (non-Javadoc)
* @see org.eclipse.ui.progress.IDeferredWorkbenchAdapter#getRule(java.lang.Object)
*/
public ISchedulingRule getRule(Object object) {
if (object instanceof IAdaptable) {
return (ISchedulingRule) ((IAdaptable) object).getAdapter(ISchedulingRule.class);
}
return null;
}
/* (non-Javadoc)
* @see org.eclipse.ui.progress.IDeferredWorkbenchAdapter#isContainer()
*/
public boolean isContainer() {
return true;
}
private static FileSystemObject[] fetchFileSystemChildren(IFileStore parent, IProgressMonitor monitor) throws CoreException {
IFileInfo[] fileInfos = parent.childInfos(EFS.NONE, monitor);
List<FileSystemObject> list = new ArrayList<FileSystemObject>();
for (IFileInfo fi : fileInfos) {
list.add(new FileSystemObject(parent.getChild(fi.getName()), fi));
}
return list.toArray(new FileSystemObject[list.size()]);
}
public static class Factory implements IAdapterFactory {
/* (non-Javadoc)
* @see org.eclipse.core.runtime.IAdapterFactory#getAdapter(java.lang.Object, java.lang.Class)
*/
@SuppressWarnings("unchecked")
public Object getAdapter(Object adaptableObject, Class adapterType) {
if (IWorkbenchAdapter.class == adapterType) {
return getInstance();
} else if (IDeferredWorkbenchAdapter.class == adapterType) {
if (adaptableObject instanceof WorkspaceConnectionPoint
|| adaptableObject instanceof LocalConnectionPoint
|| adaptableObject instanceof LocalRoot) {
return null;
}
return getInstance();
}
return null;
}
/* (non-Javadoc)
* @see org.eclipse.core.runtime.IAdapterFactory#getAdapterList()
*/
@SuppressWarnings("unchecked")
public Class[] getAdapterList() {
return new Class[] { IWorkbenchAdapter.class, IDeferredWorkbenchAdapter.class };
}
}
}