OrcaSocket.java

package open.dolphin.impl.claim;

import java.io.IOException;
import java.net.Socket;

/**
 * @author Kazushi Minagawa Digital Globe, Inc.
 *
 */
public class OrcaSocket {
    
    private final String host;
    private final int port;
    private final long period;
    private final int tryCnt;
    
    public OrcaSocket(String host, int port, long period, int tryCnt) {
        this.host = host;
        this.port = port;
        this.period = period;
        this.tryCnt = tryCnt;
    }
    
    public Socket getSocket() {
        
        Socket socket = null;
        int cnt = 0;
        
        while (true) {
            
            try {
                socket = new Socket(host, port);
                break;
                
            } catch (IOException e) {
                cnt++;
                if ( (cnt % tryCnt) != 0) {
                    sleep(period);
                } else {
                    break;
                }
            }
        }
        return socket;
    }
    
    private void sleep(long msec) {
        
        try {
            Thread.sleep(msec);
        } catch (InterruptedException e) {
            e.printStackTrace(System.err);
        }
    }
}