001/**
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements.  See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License.  You may obtain a copy of the License at
008 *
009 *      http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017package org.apache.camel.support;
018
019import java.util.Map;
020
021import org.apache.camel.TimeoutMap;
022
023/**
024 * Represents an entry in a {@link TimeoutMap}
025 *
026 * @version 
027 */
028public class TimeoutMapEntry<K, V> implements Comparable<Object>, Map.Entry<K, V> {
029    private K key;
030    private V value;
031    private long timeout;
032    private long expireTime;
033
034    public TimeoutMapEntry(K id, V handler, long timeout) {
035        this.key = id;
036        this.value = handler;
037        this.timeout = timeout;
038    }
039
040    public K getKey() {
041        return key;
042    }
043
044    public long getExpireTime() {
045        return expireTime;
046    }
047
048    public void setExpireTime(long expireTime) {
049        this.expireTime = expireTime;
050    }
051
052    public V getValue() {
053        return value;
054    }
055
056    public V setValue(V value) {
057        V oldValue = this.value;
058        this.value = value;
059        return oldValue;
060    }
061
062    public long getTimeout() {
063        return timeout;
064    }
065
066    public void setTimeout(long timeout) {
067        this.timeout = timeout;
068    }
069
070    @SuppressWarnings("unchecked")
071    public int compareTo(Object that) {
072        if (this == that) {
073            return 0;
074        }
075        if (that instanceof TimeoutMapEntry) {
076            return compareTo((TimeoutMapEntry<K, V>) that);
077        }
078        return 1;
079    }
080
081    public int compareTo(TimeoutMapEntry<K, V> that) {
082        long diff = this.expireTime - that.expireTime;
083        if (diff > 0) {
084            return 1;
085        } else if (diff < 0) {
086            return -1;
087        }
088        return this.key.hashCode() - that.key.hashCode();
089    }
090
091    public String toString() {
092        return key + " (times out after " + timeout + " millis)";
093    }
094}