fac86401
 孙向锦
初始化C5 Vote
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package com.sunvote.udptest;
import java.net.DatagramSocket;
import java.net.SocketAddress;
/**
* Created by Elvis on 2017/8/8.
* Email:Eluis@psunsky.com
* Description:
* 本地UDP提供类
*/
public class LocalUDPSocketProvider {
private final static String TAG = LocalUDPSocketProvider.class.getSimpleName();
private static LocalUDPSocketProvider instance = null;
private DatagramSocket localUDPSocket = null;
public static LocalUDPSocketProvider getInstance() {
if (instance == null)
instance = new LocalUDPSocketProvider();
return instance;
}
private LocalUDPSocketProvider() {
//
}
public DatagramSocket resetLocalUDPSocket() {
try {
closeLocalUDPSocket();
localUDPSocket = new DatagramSocket(Main2Activity.port);//_Utils.LOCAL_UDP_SEND$LISTENING_PORT);
//Config.getInstance().localUDPPort
localUDPSocket.setReuseAddress(true);
localUDPSocket.setSoTimeout(60 * 10000);
return localUDPSocket;
} catch (Exception e) {
closeLocalUDPSocket();
return null;
}
}
private boolean isLocalUDPSocketReady() {
boolean ret = true;
if(localUDPSocket != null) {
SocketAddress socketAddress = localUDPSocket.getRemoteSocketAddress();
if (socketAddress != null) {
if(!"".equals(Main2Activity.ip)){
ret = socketAddress.toString().contains(Main2Activity.ip);
}
}
return ret && !localUDPSocket.isClosed();
}
return false;
}
public DatagramSocket getLocalUDPSocket() {
if (isLocalUDPSocketReady()) {
return localUDPSocket;
} else {
return resetLocalUDPSocket();
}
}
public void closeLocalUDPSocket() {
try {
if (localUDPSocket != null) {
localUDPSocket.close();
localUDPSocket = null;
} else {
}
} catch (Exception e) {
}
}
}
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