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      1 /*
      2  * Copyright (C) 2008 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package com.android.hierarchyviewer.scene;
     18 
     19 import com.android.ddmlib.IDevice;
     20 import com.android.hierarchyviewer.device.Window;
     21 import com.android.hierarchyviewer.device.DeviceBridge;
     22 
     23 import java.io.BufferedWriter;
     24 import java.io.IOException;
     25 import java.io.OutputStreamWriter;
     26 import java.net.InetSocketAddress;
     27 import java.net.Socket;
     28 
     29 public class ViewManager {
     30     public static void invalidate(IDevice device, Window window, String params) {
     31         sendCommand("INVALIDATE", device, window, params);
     32     }
     33 
     34     public static void requestLayout(IDevice device, Window window, String params) {
     35         sendCommand("REQUEST_LAYOUT", device, window, params);
     36     }
     37 
     38     public static void outputDisplayList(IDevice device, Window window, String params) {
     39         sendCommand("OUTPUT_DISPLAYLIST", device, window, params);
     40     }
     41 
     42     private static void sendCommand(String command, IDevice device, Window window, String params) {
     43         Socket socket = null;
     44         BufferedWriter out = null;
     45 
     46         try {
     47             socket = new Socket();
     48             socket.connect(new InetSocketAddress("127.0.0.1",
     49                     DeviceBridge.getDeviceLocalPort(device)));
     50 
     51             out = new BufferedWriter(new OutputStreamWriter(socket.getOutputStream()));
     52 
     53             out.write(command + " " + window.encode() + " " + params);
     54             out.newLine();
     55             out.flush();
     56         } catch (IOException e) {
     57             // Empty
     58         } finally {
     59             try {
     60                 if (out != null) {
     61                     out.close();
     62                 }
     63                 if (socket != null) {
     64                     socket.close();
     65                 }
     66             } catch (IOException ex) {
     67                 ex.printStackTrace();
     68             }
     69         }
     70     }
     71 }
     72