165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn/* 265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * Copyright (C) 2011 The Android Open Source Project 365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * 465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * Licensed under the Apache License, Version 2.0 (the "License"); 565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * you may not use this file except in compliance with the License. 665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * You may obtain a copy of the License at 765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * 865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * http://www.apache.org/licenses/LICENSE-2.0 965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * 1065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * Unless required by applicable law or agreed to in writing, software 1165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * distributed under the License is distributed on an "AS IS" BASIS, 1265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * See the License for the specific language governing permissions and 1465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * limitations under the License. 1565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn */ 1665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 1765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 1865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennpackage android.filterpacks.base; 1965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 2065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennimport android.filterfw.core.Filter; 2165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennimport android.filterfw.core.FilterContext; 2265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennimport android.filterfw.core.Frame; 2365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennimport android.filterfw.core.GenerateFieldPort; 2465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 2565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennimport java.io.OutputStream; 2665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennimport java.io.IOException; 2765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennimport java.nio.ByteBuffer; 2865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 2965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn/** 3065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * @hide 3165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn */ 3265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennpublic class OutputStreamTarget extends Filter { 3365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 3465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn @GenerateFieldPort(name = "stream") 3565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn private OutputStream mOutputStream; 3665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 3765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn public OutputStreamTarget(String name) { 3865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn super(name); 3965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 4065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 4165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn @Override 4265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn public void setupPorts() { 4365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn addInputPort("data"); 4465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 4565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 4665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn @Override 4765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn public void process(FilterContext context) { 4865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn Frame input = pullInput("data"); 4965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn ByteBuffer data; 5065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 5165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn if (input.getFormat().getObjectClass() == String.class) { 5265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn String stringVal = (String)input.getObjectValue(); 5365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn data = ByteBuffer.wrap(stringVal.getBytes()); 5465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } else { 5565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn data = input.getData(); 5665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 5765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn try { 5865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mOutputStream.write(data.array(), 0, data.limit()); 5965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mOutputStream.flush(); 6065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } catch (IOException exception) { 6165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn throw new RuntimeException( 6265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn "OutputStreamTarget: Could not write to stream: " + exception.getMessage() + "!"); 6365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 6465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 6565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn} 66