001/* 002 * ==================================================================== 003 * Licensed to the Apache Software Foundation (ASF) under one 004 * or more contributor license agreements. See the NOTICE file 005 * distributed with this work for additional information 006 * regarding copyright ownership. The ASF licenses this file 007 * to you under the Apache License, Version 2.0 (the 008 * "License"); you may not use this file except in compliance 009 * with the License. You may obtain a copy of the License at 010 * 011 * http://www.apache.org/licenses/LICENSE-2.0 012 * 013 * Unless required by applicable law or agreed to in writing, 014 * software distributed under the License is distributed on an 015 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 016 * KIND, either express or implied. See the License for the 017 * specific language governing permissions and limitations 018 * under the License. 019 * ==================================================================== 020 * 021 * This software consists of voluntary contributions made by many 022 * individuals on behalf of the Apache Software Foundation. For more 023 * information on the Apache Software Foundation, please see 024 * <http://www.apache.org/>. 025 * 026 */ 027 028package org.apache.http.impl.nio.reactor; 029 030import org.apache.http.annotation.ThreadingBehavior; 031import org.apache.http.annotation.Contract; 032 033import java.util.Date; 034 035/** 036 * A {@link Throwable} instance along with a time stamp. 037 * 038 * @since 4.0 039 */ 040@Contract(threading = ThreadingBehavior.IMMUTABLE) 041public class ExceptionEvent { 042 043 private final Throwable ex; 044 private final long time; 045 046 public ExceptionEvent(final Throwable ex, final Date timestamp) { 047 super(); 048 this.ex = ex; 049 if (timestamp != null) { 050 this.time = timestamp.getTime(); 051 } else { 052 this.time = 0; 053 } 054 } 055 056 public ExceptionEvent(final Exception ex) { 057 this(ex, new Date()); 058 } 059 060 public Throwable getCause() { 061 return ex; 062 } 063 064 public Date getTimestamp() { 065 return new Date(this.time); 066 } 067 068 @Override 069 public String toString() { 070 final StringBuilder buffer = new StringBuilder(); 071 buffer.append(new Date(this.time)); 072 buffer.append(" "); 073 buffer.append(this.ex); 074 return buffer.toString(); 075 } 076 077}