1/*
2 * libjingle
3 * Copyright 2013, Google Inc.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 *
8 *  1. Redistributions of source code must retain the above copyright notice,
9 *     this list of conditions and the following disclaimer.
10 *  2. Redistributions in binary form must reproduce the above copyright notice,
11 *     this list of conditions and the following disclaimer in the documentation
12 *     and/or other materials provided with the distribution.
13 *  3. The name of the author may not be used to endorse or promote products
14 *     derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
17 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
18 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
19 * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
20 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
21 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
22 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
23 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
24 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
25 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28package org.webrtc;
29
30import java.util.EnumSet;
31
32/** Java wrapper for WebRTC & libjingle logging. */
33public class Logging {
34  static {
35    System.loadLibrary("jingle_peerconnection_so");
36  }
37
38  // Keep in sync with webrtc/common_types.h:TraceLevel.
39  public enum TraceLevel {
40    TRACE_NONE(0x0000),
41    TRACE_STATEINFO(0x0001),
42    TRACE_WARNING(0x0002),
43    TRACE_ERROR(0x0004),
44    TRACE_CRITICAL(0x0008),
45    TRACE_APICALL(0x0010),
46    TRACE_DEFAULT(0x00ff),
47    TRACE_MODULECALL(0x0020),
48    TRACE_MEMORY(0x0100),
49    TRACE_TIMER(0x0200),
50    TRACE_STREAM(0x0400),
51    TRACE_DEBUG(0x0800),
52    TRACE_INFO(0x1000),
53    TRACE_TERSEINFO(0x2000),
54    TRACE_ALL(0xffff);
55
56    public final int level;
57    TraceLevel(int level) {
58      this.level = level;
59    }
60  };
61
62  // Keep in sync with talk/base/logging.h:LoggingSeverity.
63  public enum Severity {
64    LS_SENSITIVE, LS_VERBOSE, LS_INFO, LS_WARNING, LS_ERROR,
65  };
66
67
68  // Enable tracing to |path| of messages of |levels| and |severity|.
69  // On Android, use "logcat:" for |path| to send output there.
70  public static void enableTracing(
71      String path, EnumSet<TraceLevel> levels, Severity severity) {
72    int nativeLevel = 0;
73    for (TraceLevel level : levels) {
74      nativeLevel |= level.level;
75    }
76    nativeEnableTracing(path, nativeLevel, severity.ordinal());
77  }
78
79  private static native void nativeEnableTracing(
80      String path, int nativeLevels, int nativeSeverity);
81}
82