SocketExpiration.java

/**
 * The MIT License
 * Copyright © 2010 JmxTrans team
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */
package com.googlecode.jmxtrans.model.output.support.pool;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import stormpot.Expiration;
import stormpot.SlotInfo;

import java.net.Socket;

public class SocketExpiration implements Expiration<SocketPoolable> {

	private static final Logger log = LoggerFactory.getLogger(SocketExpiration.class);

	@Override
	public boolean hasExpired(SlotInfo<? extends SocketPoolable> info) throws Exception {
		Socket socket = info.getPoolable().getSocket();
		try {
			return socket == null
					|| !socket.isConnected()
					|| !socket.isBound()
					|| socket.isClosed()
					|| socket.isInputShutdown()
					|| socket.isOutputShutdown();
		} catch (Exception e) {
			log.warn("Socket {} is expired", socket, e);
			return true;
		}
	}
}