1/*
2 * Copyright (C) 2012 Google Inc.
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.google.caliper.bridge;
18
19import static com.google.common.base.Preconditions.checkNotNull;
20
21import com.google.common.base.Throwables;
22
23import java.io.Serializable;
24
25/**
26 * A message containing information on a failure encountered by the worker JVM.
27 */
28public class FailureLogMessage extends LogMessage implements Serializable {
29  private static final long serialVersionUID = 1L;
30
31  private final String stackTrace;
32
33  public FailureLogMessage(Throwable e) {
34    this(Throwables.getStackTraceAsString(e));
35  }
36
37  public FailureLogMessage(String stackTrace) {
38    this.stackTrace = checkNotNull(stackTrace);
39  }
40
41  public String stackTrace() {
42    return stackTrace;
43  }
44
45  @Override
46  public void accept(LogMessageVisitor visitor) {
47    visitor.visit(this);
48  }
49
50  @Override
51  public int hashCode() {
52    return stackTrace.hashCode();
53  }
54
55  @Override
56  public boolean equals(Object obj) {
57    if (obj == this) {
58      return true;
59    } else if (obj instanceof FailureLogMessage) {
60      FailureLogMessage that = (FailureLogMessage) obj;
61      return this.stackTrace.equals(that.stackTrace);
62    } else {
63      return false;
64    }
65  }
66}
67