(Java) Send Bytes on a Socket Connection

Demonstrates how to send a mixture of binary (non-text) and text bytes on a socket connection.

Chilkat Java Downloads Java Libs for Windows, MacOS, Linux, Alpine Linux, Solaris Java Libs for Android

import com.chilkatsoft.*;

public class ChilkatExample {

  static {
    try {
        System.loadLibrary("chilkat");
    } catch (UnsatisfiedLinkError e) {
      System.err.println("Native code library failed to load.\n" + e);
      System.exit(1);
    }
  }

  public static void main(String argv[])
  {
    // This example requires the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    CkSocket socket = new CkSocket();

    // Connect to some host:port
    boolean ssl = false;
    int maxWaitMillisec = 20000;
    int port = 5555;
    boolean success = socket.Connect("test.com",port,ssl,maxWaitMillisec);
    if (success != true) {
        System.out.println(socket.lastErrorText());
        return;
        }

    // We wish to send a 0x00 byte followed by the us-ascii string "10800"
    CkBinData bd = new CkBinData();

    bd.AppendByte(0);
    bd.AppendString("10800","utf-8");

    // Send the entire contents of bd.
    success = socket.SendBd(bd,0,0);
    if (success != true) {
        System.out.println(socket.lastErrorText());
        return;
        }
  }
}