ProfilesLoader.java revision cfa3a826f5924552889c750e6abb28d73b6d0597 
1/*
2 * Copyright (C) 2009 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
17package com.android.hierarchyviewer.scene;
18
19import com.android.ddmlib.IDevice;
20import com.android.hierarchyviewer.HierarchyViewer;
21import com.android.hierarchyviewer.device.Window;
22import com.android.hierarchyviewer.device.DeviceBridge;
23
24import java.net.Socket;
25import java.net.InetSocketAddress;
26import java.io.BufferedWriter;
27import java.io.OutputStreamWriter;
28import java.io.IOException;
29import java.io.BufferedReader;
30import java.io.InputStreamReader;
31
32public class ProfilesLoader {
33    public static double[] loadProfiles(IDevice device, Window window, String params) {
34        if (!HierarchyViewer.isProfilingEnabled()) {
35            return new double[] { 0.0, 0.0, 0.0 };
36        }
37
38        Socket socket = null;
39        BufferedReader in = null;
40        BufferedWriter out = null;
41
42        try {
43            socket = new Socket();
44            socket.connect(new InetSocketAddress("127.0.0.1",
45                    DeviceBridge.getDeviceLocalPort(device)));
46
47            out = new BufferedWriter(new OutputStreamWriter(socket.getOutputStream()));
48            in = new BufferedReader(new InputStreamReader(socket.getInputStream()));
49
50            out.write("PROFILE " + window.encode() + " " + params);
51            out.newLine();
52            out.flush();
53
54            String response = in.readLine();
55            String[] data = response.split(" ");
56
57            double[] profiles = new double[data.length];
58            for (int i = 0; i < data.length; i++) {
59                profiles[i] = (Long.parseLong(data[i]) / 1000.0) / 1000.0; // convert to ms
60            }
61            return profiles;
62        } catch (IOException e) {
63            // Empty
64        } finally {
65            try {
66                if (out != null) {
67                    out.close();
68                }
69                if (in != null) {
70                    in.close();
71                }
72                if (socket != null) {
73                    socket.close();
74                }
75            } catch (IOException ex) {
76                ex.printStackTrace();
77            }
78        }
79
80        return null;
81    }
82}
83