| /* |
| * Copyright (C) 2008 The Android Open Source Project |
| * |
| * Licensed under the Eclipse Public License, Version 1.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.eclipse.org/org/documents/epl-v10.php |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.ide.eclipse.adt.io; |
| |
| import com.android.io.IAbstractFile; |
| import com.android.io.IAbstractFolder; |
| import com.android.io.IAbstractResource; |
| |
| import org.eclipse.core.resources.IContainer; |
| import org.eclipse.core.resources.IFile; |
| import org.eclipse.core.resources.IFolder; |
| import org.eclipse.core.resources.IResource; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.NullProgressMonitor; |
| import org.eclipse.core.runtime.Path; |
| |
| import java.util.ArrayList; |
| |
| /** |
| * An implementation of {@link IAbstractFolder} on top of either an {@link IFolder} or an |
| * {@link IContainer} object. |
| */ |
| public class IFolderWrapper implements IAbstractFolder { |
| |
| private final IFolder mFolder; // could be null. |
| private final IContainer mContainer; // never null. |
| |
| public IFolderWrapper(IFolder folder) { |
| mContainer = mFolder = folder; |
| } |
| |
| public IFolderWrapper(IContainer container) { |
| mFolder = container instanceof IFolder ? (IFolder)container : null; |
| mContainer = container; |
| } |
| |
| @Override |
| public String getName() { |
| return mContainer.getName(); |
| } |
| |
| @Override |
| public boolean exists() { |
| return mContainer.exists(); |
| } |
| |
| @Override |
| public boolean delete() { |
| try { |
| mContainer.delete(true /*force*/, new NullProgressMonitor()); |
| return true; |
| } catch (CoreException e) { |
| return false; |
| } |
| } |
| |
| |
| @Override |
| public IAbstractResource[] listMembers() { |
| try { |
| IResource[] members = mContainer.members(); |
| final int count = members.length; |
| IAbstractResource[] afiles = new IAbstractResource[count]; |
| |
| for (int i = 0 ; i < count ; i++) { |
| IResource f = members[i]; |
| if (f instanceof IFile) { |
| afiles[i] = new IFileWrapper((IFile) f); |
| } else { |
| afiles[i] = new IFolderWrapper((IContainer) f); |
| } |
| } |
| |
| return afiles; |
| } catch (CoreException e) { |
| // return empty array below |
| } |
| |
| return new IAbstractResource[0]; |
| } |
| |
| @Override |
| public boolean hasFile(String name) { |
| try { |
| IResource[] files = mContainer.members(); |
| for (IResource file : files) { |
| if (name.equals(file.getName())) { |
| return true; |
| } |
| } |
| } catch (CoreException e) { |
| // we'll return false below. |
| } |
| |
| return false; |
| } |
| |
| @Override |
| public IAbstractFile getFile(String name) { |
| if (mFolder != null) { |
| IFile file = mFolder.getFile(name); |
| return new IFileWrapper(file); |
| } |
| |
| IFile file = mContainer.getFile(new Path(name)); |
| return new IFileWrapper(file); |
| } |
| |
| /** |
| * Returns the {@link IFolder} object that the receiver could represent. |
| * Can be <code>null</code> |
| */ |
| public IFolder getIFolder() { |
| return mFolder; |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (obj instanceof IFolderWrapper) { |
| return mFolder.equals(((IFolderWrapper)obj).mFolder); |
| } |
| |
| if (obj instanceof IFolder) { |
| return mFolder.equals(obj); |
| } |
| |
| return super.equals(obj); |
| } |
| |
| @Override |
| public int hashCode() { |
| return mContainer.hashCode(); |
| } |
| |
| @Override |
| public IAbstractFolder getFolder(String name) { |
| if (mFolder != null) { |
| IFolder folder = mFolder.getFolder(name); |
| return new IFolderWrapper(folder); |
| } |
| |
| IFolder folder = mContainer.getFolder(new Path(name)); |
| return new IFolderWrapper(folder); |
| } |
| |
| @Override |
| public String getOsLocation() { |
| return mContainer.getLocation().toOSString(); |
| } |
| |
| @Override |
| public String[] list(FilenameFilter filter) { |
| try { |
| IResource[] members = mContainer.members(); |
| if (members.length > 0) { |
| ArrayList<String> list = new ArrayList<String>(); |
| for (IResource res : members) { |
| if (filter.accept(this, res.getName())) { |
| list.add(res.getName()); |
| } |
| } |
| |
| return list.toArray(new String[list.size()]); |
| } |
| } catch (CoreException e) { |
| // can't read the members? return empty list below. |
| } |
| |
| return new String[0]; |
| } |
| |
| @Override |
| public IAbstractFolder getParentFolder() { |
| IContainer p = mContainer.getParent(); |
| if (p != null) { |
| return new IFolderWrapper(p); |
| } |
| |
| return null; |
| } |
| |
| @Override |
| public String toString() { |
| return mFolder.toString(); |
| } |
| } |