/**
* Applies the current settings to the given socket.
*
* @param s Socket to apply the settings to
* @return Socket the input socket
*/
protected Socket applySettings(Socket s) {
try {
s.setKeepAlive(SO_KEEPALIVE);
s.setOOBInline(OOBINLINE);
s.setReuseAddress(SO_REUSEADDR);
s.setTcpNoDelay(TCP_NODELAY);
s.setOOBInline(OOBINLINE);
s.setReceiveBufferSize(SO_RCVBUF);
s.setSendBufferSize(SO_SNDBUF);
s.setSoTimeout(SO_TIMEOUT);
s.setSoLinger(SO_LINGER, LINGER);
} catch (SocketException e) {
throw new RuntimeException(e);
}
return s;
}
public static void main(String[] args) throws IOException {
ServerSocket serverSocket = new ServerSocket(8000);
Socket s = serverSocket.accept();
/*
* 输出缓冲区大小
*/
s.setSendBufferSize(2048);
/*
* 接受缓冲区
*/
s.setReceiveBufferSize(2048);
/*
* socket流等待时间超时就不接受数据
*/
// s.setSoTimeout(5000);
/*
* 一个字节的紧急数据，接收方没法区别是否紧急
*/
s.setOOBInline(true);
/*
* 设置网络服务类型高可靠性4表示高可靠性
* 8表示高吞吐
* 10表示最小延迟
* 2表示低成本
*/
s.setTrafficClass(0x04 | 0x10);
// 接受客服端信息流
InputStream in = s.getInputStream();
// 向客户端发送流
ByteArrayOutputStream buffer = new ByteArrayOutputStream();
byte[] buff = new byte[1024];
int len = -1;
do {
try {
len = in.read(buff);
if (len != -1) {
buffer.write(buff, 0, len);
}
} catch (SocketTimeoutException e) {
System.out.println("等待读超时");
len = 0;
}
} while (len != -1);
System.out.println(new String(buffer.toByteArray()));
}
/** open real socket and set time out when waitForAck is enabled is socket open return directly */
protected void openSocket() throws IOException {
if (isConnected()) return;
try {
socket = new Socket();
InetSocketAddress sockaddr = new InetSocketAddress(getAddress(), getPort());
socket.connect(sockaddr, (int) getTimeout());
socket.setSendBufferSize(getTxBufSize());
socket.setReceiveBufferSize(getRxBufSize());
socket.setSoTimeout((int) getTimeout());
socket.setTcpNoDelay(getTcpNoDelay());
socket.setKeepAlive(getSoKeepAlive());
socket.setReuseAddress(getSoReuseAddress());
socket.setOOBInline(getOoBInline());
socket.setSoLinger(getSoLingerOn(), getSoLingerTime());
socket.setTrafficClass(getSoTrafficClass());
setConnected(true);
soOut = socket.getOutputStream();
soIn = socket.getInputStream();
setRequestCount(0);
setConnectTime(System.currentTimeMillis());
if (log.isDebugEnabled())
log.debug(
sm.getString(
"IDataSender.openSocket",
getAddress().getHostAddress(),
new Integer(getPort()),
new Long(0)));
} catch (IOException ex1) {
SenderState.getSenderState(getDestination()).setSuspect();
if (log.isDebugEnabled())
log.debug(
sm.getString(
"IDataSender.openSocket.failure",
getAddress().getHostAddress(),
new Integer(getPort()),
new Long(0)),
ex1);
throw (ex1);
}
}
@Override
public void setOOBInline(boolean on) throws SocketException {
sock.setOOBInline(on);
}
