| /* |
| * Copyright (C) 2010 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 vogar.monitor; |
| |
| import com.google.gson.Gson; |
| import com.google.gson.JsonObject; |
| import java.io.IOException; |
| import java.io.PrintStream; |
| import java.net.ServerSocket; |
| import java.net.Socket; |
| import vogar.Result; |
| |
| /** |
| * Accepts a connection from the host process. Once connected, XML is sent over |
| * raw sockets. |
| */ |
| public class TargetMonitor { |
| |
| private static final int ACCEPT_TIMEOUT_MILLIS = 10 * 1000; |
| |
| private final Gson gson = new Gson(); |
| private final String marker = "//00xx"; |
| |
| private final PrintStream writer; |
| |
| private TargetMonitor(PrintStream writer) { |
| this.writer = writer; |
| } |
| |
| public static TargetMonitor forPrintStream(PrintStream printStream) { |
| return new TargetMonitor(printStream); |
| } |
| |
| public static TargetMonitor await(int port) { |
| try { |
| final ServerSocket serverSocket = new ServerSocket(port); |
| serverSocket.setSoTimeout(ACCEPT_TIMEOUT_MILLIS); |
| serverSocket.setReuseAddress(true); |
| final Socket socket = serverSocket.accept(); |
| return new TargetMonitor(new PrintStream(socket.getOutputStream())) { |
| @Override public void close() throws IOException { |
| socket.close(); |
| serverSocket.close(); |
| } |
| }; |
| |
| } catch (IOException e) { |
| throw new RuntimeException("Failed to accept a monitor on localhost:" + port, e); |
| } |
| } |
| |
| public void outcomeStarted(String outcomeName) { |
| JsonObject jsonObject = new JsonObject(); |
| jsonObject.addProperty("outcome", outcomeName); |
| writer.print(marker + gson.toJson(jsonObject) + "\n"); |
| } |
| |
| public void output(String text) { |
| writer.print(text); |
| } |
| |
| public void outcomeFinished(Result result) { |
| JsonObject jsonObject = new JsonObject(); |
| jsonObject.addProperty("result", result.name()); |
| writer.print(marker + gson.toJson(jsonObject) + "\n"); |
| } |
| |
| public synchronized void close() throws IOException { |
| writer.close(); |
| } |
| |
| public void completedNormally(boolean completedNormally) { |
| JsonObject jsonObject = new JsonObject(); |
| jsonObject.addProperty("completedNormally", completedNormally); |
| writer.print(marker + gson.toJson(jsonObject) + "\n"); |
| } |
| } |