Socket.setReceiveBufferSize(int size) has the following syntax.
public void setReceiveBufferSize(int size) throws SocketException
In the following code shows how to use Socket.setReceiveBufferSize(int size) method.
//from w w w . j a v a2 s. com import java.io.InputStream; import java.io.OutputStream; import java.net.Socket; public class Main { public static void main(String args[]) throws Exception { Socket s = new Socket("internic.net", 43); InputStream in = s.getInputStream(); OutputStream out = s.getOutputStream(); String str = "asdfasdfasdf\n"; byte buf[] = str.getBytes(); out.write(buf); int c; while ((c = in.read()) != -1) { System.out.print((char) c); } s.setReceiveBufferSize(1); s.close(); } }