(Android™) Example: Socket.DupSocket method

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Note: This example requires Chilkat v11.0.0 or greater.

Chilkat Android™ Downloads Android™ Java Libraries Android C/C++ Libraries

// Important: Don't forget to include the call to System.loadLibrary
// as shown at the bottom of this code sample.
package com.test;

import android.app.Activity;
import com.chilkatsoft.*;

import android.widget.TextView;
import android.os.Bundle;

public class SimpleActivity extends Activity {

  private static final String TAG = "Chilkat";

  // Called when the activity is first created.
  @Override
  public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    CkSocket socket = new CkSocket();
    boolean success = socket.Connect("example.com",443,true,5000);

    // ...
    // ...

    // Duplicate the socket to share the same connection across threads.
    // In a multithreaded application, each thread should use its own socket object. For example:

    // - The main thread can use the original socket for reading.
    // - A secondary thread can use a duplicate for writing.
    // - Another thread can use a separate duplicate to monitor the connection status.

    CkSocket socket_for_sending = new CkSocket();
    success = socket.DupSocket(socket_for_sending);
    if (success == false) {
        Log.i(TAG, socket.lastErrorText());
        return;
        }

    CkSocket socket_for_monitor = new CkSocket();
    success = socket.DupSocket(socket_for_monitor);
    if (success == false) {
        Log.i(TAG, socket.lastErrorText());
        return;
        }

    // All three socket objects: socket, socket_for_sending, and socket_for_monitor share the same underlying connection.

  }

  static {
      System.loadLibrary("chilkat");

      // Note: If the incorrect library name is passed to System.loadLibrary,
      // then you will see the following error message at application startup:
      //"The application <your-application-name> has stopped unexpectedly. Please try again."
  }
}