130ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni/* 230ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni * Copyright (C) 2011 The Android Open Source Project 330ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni * 430ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni * Licensed under the Apache License, Version 2.0 (the "License"); 530ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni * you may not use this file except in compliance with the License. 630ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni * You may obtain a copy of the License at 730ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni * 830ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni * http://www.apache.org/licenses/LICENSE-2.0 930ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni * 1030ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni * Unless required by applicable law or agreed to in writing, software 1130ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni * distributed under the License is distributed on an "AS IS" BASIS, 1230ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1330ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni * See the License for the specific language governing permissions and 1430ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni * limitations under the License. 1530ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni */ 1630ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni 1730ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni 1830ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceronipackage android.filterpacks.text; 1930ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni 2030ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroniimport android.filterfw.core.Filter; 21692c3bf7a1c7e2d5b1066cf7a1b057e993742c87Marius Rennimport android.filterfw.core.FilterContext; 2230ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroniimport android.filterfw.core.Frame; 2330ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroniimport android.filterfw.core.FrameFormat; 2421d0ac7403b836e32e2bdbdc8dc98f42b2dfa4e5Marius Rennimport android.filterfw.core.GenerateFieldPort; 2530ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroniimport android.filterfw.core.KeyValueMap; 2630ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroniimport android.filterfw.core.MutableFrameFormat; 2721d0ac7403b836e32e2bdbdc8dc98f42b2dfa4e5Marius Rennimport android.filterfw.format.ObjectFormat; 2830ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni 29a3bfbe5389c6146abe318a7add3fa688d69bc01bEino-Ville Talvala/** 30a3bfbe5389c6146abe318a7add3fa688d69bc01bEino-Ville Talvala * @hide 31a3bfbe5389c6146abe318a7add3fa688d69bc01bEino-Ville Talvala */ 3230ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceronipublic class StringSource extends Filter { 3330ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni 3421d0ac7403b836e32e2bdbdc8dc98f42b2dfa4e5Marius Renn @GenerateFieldPort(name = "stringValue") 3530ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni private String mString; 3630ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni 3730ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni private FrameFormat mOutputFormat; 3830ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni 3930ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni public StringSource(String name) { 4030ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni super(name); 4130ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni } 4230ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni 4333d107bf315c9cc01a02a7a4a2c10a01f62e8c85Wei Hua @Override 4421d0ac7403b836e32e2bdbdc8dc98f42b2dfa4e5Marius Renn public void setupPorts() { 45bf4aaebc555cfb1e49ee411e3477203749fe6a11Marius Renn mOutputFormat = ObjectFormat.fromClass(String.class, FrameFormat.TARGET_SIMPLE); 4621d0ac7403b836e32e2bdbdc8dc98f42b2dfa4e5Marius Renn addOutputPort("string", mOutputFormat); 4730ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni } 4830ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni 4933d107bf315c9cc01a02a7a4a2c10a01f62e8c85Wei Hua @Override 5021d0ac7403b836e32e2bdbdc8dc98f42b2dfa4e5Marius Renn public void process(FilterContext env) { 51cfda0a38d6f394724e0cbd831ec9bc71d951fc74Marius Renn Frame output = env.getFrameManager().newFrame(mOutputFormat); 5230ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni output.setObjectValue(mString); 538dd704358d808382465666354fc891af59b21e18Eino-Ville Talvala output.setTimestamp(Frame.TIMESTAMP_UNKNOWN); 5421d0ac7403b836e32e2bdbdc8dc98f42b2dfa4e5Marius Renn pushOutput("string", output); 5521d0ac7403b836e32e2bdbdc8dc98f42b2dfa4e5Marius Renn closeOutputPort("string"); 5630ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni } 5730ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni 5830ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni 5930ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni} 60