| /* |
| * Copyright (C) 2015 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 |
| * |
| * 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.sdklib; |
| |
| import com.android.io.IAbstractFile; |
| import com.android.io.IAbstractFolder; |
| import com.android.io.IAbstractResource; |
| import com.android.io.StreamException; |
| import com.android.repository.io.FileOp; |
| |
| import java.io.File; |
| import java.io.FileNotFoundException; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.OutputStream; |
| |
| /** |
| * An {@link IAbstractFile} or {@link IAbstractFolder} that wraps a {@link File} and uses a |
| * {@link FileOp} for file operations, to allow mocking. |
| */ |
| public class FileOpFileWrapper implements IAbstractFile, IAbstractFolder { |
| |
| private final FileOp mFileOp; |
| private final File mFile; |
| private final boolean mIsFolder; |
| |
| public FileOpFileWrapper(File file, FileOp fop, boolean isFolder) { |
| mFile = file; |
| mFileOp = fop; |
| mIsFolder = isFolder; |
| } |
| |
| @Override |
| public InputStream getContents() throws StreamException { |
| try { |
| return mFileOp.newFileInputStream(mFile); |
| } catch (FileNotFoundException e) { |
| throw new StreamException(e, this); |
| } |
| } |
| |
| @Override |
| public void setContents(InputStream source) throws StreamException { |
| OutputStream fos = null; |
| try { |
| fos = mFileOp.newFileOutputStream(mFile); |
| |
| byte[] buffer = new byte[1024]; |
| int count = 0; |
| while ((count = source.read(buffer)) != -1) { |
| fos.write(buffer, 0, count); |
| } |
| } catch (IOException e) { |
| throw new StreamException(e, this); |
| } finally { |
| if (fos != null) { |
| try { |
| fos.close(); |
| } catch (IOException e) { |
| throw new StreamException(e, this); |
| } |
| } |
| } |
| } |
| |
| @Override |
| public OutputStream getOutputStream() throws StreamException { |
| try { |
| return mFileOp.newFileOutputStream(mFile); |
| } catch (FileNotFoundException ex) { |
| throw new StreamException(ex, this); |
| } |
| } |
| |
| @Override |
| public PreferredWriteMode getPreferredWriteMode() { |
| return PreferredWriteMode.OUTPUTSTREAM; |
| } |
| |
| @Override |
| public long getModificationStamp() { |
| return mFile.lastModified(); |
| } |
| |
| @Override |
| public String getName() { |
| return mFile.getName(); |
| } |
| |
| @Override |
| public String getOsLocation() { |
| return mFile.getAbsolutePath(); |
| } |
| |
| @Override |
| public boolean exists() { |
| return mIsFolder ? mFileOp.isDirectory(mFile) : mFileOp.isFile(mFile); |
| } |
| |
| @Override |
| public IAbstractFolder getParentFolder() { |
| return new FileOpFileWrapper(mFile.getParentFile(), mFileOp, true); |
| } |
| |
| @Override |
| public boolean delete() { |
| return mFileOp.delete(mFile); |
| } |
| |
| @Override |
| public boolean hasFile(String name) { |
| return false; |
| } |
| |
| @Override |
| public IAbstractFile getFile(String name) { |
| return new FileOpFileWrapper(new File(mFile, name), mFileOp, false); |
| } |
| |
| @Override |
| public IAbstractFolder getFolder(String name) { |
| return new FileOpFileWrapper(new File(mFile, name), mFileOp, true); |
| } |
| |
| @Override |
| public IAbstractResource[] listMembers() { |
| File[] files = mFileOp.listFiles(mFile); |
| final int count = files.length; |
| IAbstractResource[] afiles = new IAbstractResource[count]; |
| |
| for (int i = 0 ; i < count ; i++) { |
| File f = files[i]; |
| afiles[i] = new FileOpFileWrapper(f, mFileOp, f.isDirectory()); |
| } |
| |
| return afiles; |
| } |
| |
| @Override |
| public String[] list(final FilenameFilter filter) { |
| return mFileOp.list(mFile, new java.io.FilenameFilter() { |
| @Override |
| public boolean accept(File file, String s) { |
| return filter.accept(new FileOpFileWrapper(file, mFileOp, true), s); |
| } |
| }); |
| } |
| } |