Class ProxyAndroidPort

android/src/ProxyAndroidPort.java:32–129

A an abstract base class for #AndroidPort implementations that act as a proxy for another #AndroidPort instance.

 * as a proxy for another #AndroidPort instance.
 */
abstract class ProxyAndroidPort implements AndroidPort {
  private volatile AndroidPort port;
  private volatile PortListener portListener;
  private volatile InputListener inputListener;

  protected void setPort(AndroidPort _port) {
    AndroidPort oldPort = this.port;
    port = _port;
    if (oldPort != null) {
      try {
        oldPort.close();
      } catch (IOException e) {
      }
    }

    if (port != null)
      port.setInputListener(inputListener);

    stateChanged();
  }

  @Override public String toString() {
    AndroidPort port = this.port;
    return port != null
      ? port.toString()
      : super.toString();
  }

  @Override public void setListener(PortListener _listener) {
    portListener = _listener;

    AndroidPort port = this.port;
    if (port != null)
      port.setListener(_listener);
  }

  @Override public void setInputListener(InputListener _listener) {
    inputListener = _listener;

    AndroidPort port = this.port;
    if (port != null)
      port.setInputListener(_listener);
  }

  @Override public void close() {
    AndroidPort port = this.port;
    this.port = null;
    if (port != null) {
      try {
        port.close();
      } catch (IOException e) {
      }
    }

    stateChanged();
  }

  @Override public int getState() {