private void setSocketParameters(Socket client_sock) throws SocketException {
if (log.isTraceEnabled())
log.trace(
"["
+ local_addr
+ "] accepted connection from "
+ client_sock.getInetAddress()
+ ":"
+ client_sock.getPort());
try {
client_sock.setSendBufferSize(send_buf_size);
} catch (IllegalArgumentException ex) {
if (log.isErrorEnabled())
log.error("exception setting send buffer size to " + send_buf_size + " bytes", ex);
}
try {
client_sock.setReceiveBufferSize(recv_buf_size);
} catch (IllegalArgumentException ex) {
if (log.isErrorEnabled())
log.error("exception setting receive buffer size to " + send_buf_size + " bytes", ex);
}
client_sock.setKeepAlive(true);
client_sock.setTcpNoDelay(tcp_nodelay);
if (linger > 0) client_sock.setSoLinger(true, linger);
else client_sock.setSoLinger(false, -1);
}
/**
* 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;
}
protected void setSocketParameters(Socket client_sock) throws SocketException {
try {
client_sock.setSendBufferSize(server.send_buf_size);
} catch (IllegalArgumentException ex) {
server.log.error(
"%s: exception setting send buffer to %d bytes: %s",
server.local_addr, server.send_buf_size, ex);
}
try {
client_sock.setReceiveBufferSize(server.recv_buf_size);
} catch (IllegalArgumentException ex) {
server.log.error(
"%s: exception setting receive buffer to %d bytes: %s",
server.local_addr, server.recv_buf_size, ex);
}
client_sock.setKeepAlive(true);
client_sock.setTcpNoDelay(server.tcp_nodelay);
if (server.linger > 0) client_sock.setSoLinger(true, server.linger);
else client_sock.setSoLinger(false, -1);
}
private Socket connect() {
Socket socket = null;
int attempts = 0;
do {
attempts++;
try {
socket = new Socket(Utils.REGISTRAR_ADDR, Utils.REGISTRAR_PORT);
socket.setKeepAlive(true);
socket.setSoTimeout(0);
} catch (Exception e) {
String msg =
String.format("Warning: connection attempt %d failed at %s.", attempts, this.getInfo());
System.err.println(msg);
System.err.println(e.getMessage());
try {
Thread.sleep(random.nextInt(100) + 1); /* [0..100] + 1 > 0. */
} catch (InterruptedException ignored) {
}
}
} while (socket == null);
return socket;
}
public void setKeepAlive(boolean on) throws SocketException {
mSocket.setKeepAlive(on);
}