Android Open Source - DroidUPnP Upnp Service Controller

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License

The source code is released under:
GNU General Public License
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Java Source Code

/**
 * Copyright (C) 2013 Aurlien Chabot <aurelien@chabot.fr>
 * //from  ww  w  . j  av a 2s.co  m
 * This file is part of DroidUPNP.
 * 
 * DroidUPNP is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * DroidUPNP is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with DroidUPNP.  If not, see <http://www.gnu.org/licenses/>.
 */

package org.droidupnp.model.cling;

import java.util.Observer;

import org.droidupnp.controller.upnp.IUpnpServiceController;
import org.droidupnp.model.CObservable;
import org.droidupnp.model.upnp.ContentDirectoryDiscovery;
import org.droidupnp.model.upnp.IUpnpDevice;
import org.droidupnp.model.upnp.RendererDiscovery;

import android.app.Activity;
import android.util.Log;

public abstract class UpnpServiceController implements IUpnpServiceController {

  private static final String TAG = "UpnpServiceController";

  protected IUpnpDevice renderer;
  protected IUpnpDevice contentDirectory;

  protected CObservable rendererObservable;
  protected CObservable contentDirectoryObservable;

  private final ContentDirectoryDiscovery contentDirectoryDiscovery;
  private final RendererDiscovery rendererDiscovery;

  @Override
  public ContentDirectoryDiscovery getContentDirectoryDiscovery()
  {
    return contentDirectoryDiscovery;
  }

  @Override
  public RendererDiscovery getRendererDiscovery()
  {
    return rendererDiscovery;
  }

  protected UpnpServiceController()
  {
    rendererObservable = new CObservable();
    contentDirectoryObservable = new CObservable();

    contentDirectoryDiscovery = new ContentDirectoryDiscovery(getServiceListener());
    rendererDiscovery = new RendererDiscovery(getServiceListener());
  }

  @Override
  public void setSelectedRenderer(IUpnpDevice renderer)
  {
    setSelectedRenderer(renderer, false);
  }

  @Override
  public void setSelectedRenderer(IUpnpDevice renderer, boolean force)
  {
    // Skip if no change and no force
    if (!force && renderer != null && this.renderer != null && this.renderer.equals(renderer))
      return;

    this.renderer = renderer;
    rendererObservable.notifyAllObservers();
  }

  @Override
  public void setSelectedContentDirectory(IUpnpDevice contentDirectory)
  {
    setSelectedContentDirectory(contentDirectory, false);
  }

  @Override
  public void setSelectedContentDirectory(IUpnpDevice contentDirectory, boolean force)
  {
    // Skip if no change and no force
    if (!force && contentDirectory != null && this.contentDirectory != null
        && this.contentDirectory.equals(contentDirectory))
      return;

    this.contentDirectory = contentDirectory;
    contentDirectoryObservable.notifyAllObservers();
  }

  @Override
  public IUpnpDevice getSelectedRenderer()
  {
    return renderer;
  }

  @Override
  public IUpnpDevice getSelectedContentDirectory()
  {
    return contentDirectory;
  }

  @Override
  public void addSelectedRendererObserver(Observer o)
  {
    Log.i(TAG, "New SelectedRendererObserver");
    rendererObservable.addObserver(o);
  }

  @Override
  public void delSelectedRendererObserver(Observer o)
  {
    rendererObservable.deleteObserver(o);
  }

  @Override
  public void addSelectedContentDirectoryObserver(Observer o)
  {
    contentDirectoryObservable.addObserver(o);
  }

  @Override
  public void delSelectedContentDirectoryObserver(Observer o)
  {
    contentDirectoryObservable.deleteObserver(o);
  }

  // Pause the service
  @Override
  public void pause()
  {
    rendererDiscovery.pause(getServiceListener());
    contentDirectoryDiscovery.pause(getServiceListener());
  }

  // Resume the service
  @Override
  public void resume(Activity activity)
  {
    rendererDiscovery.resume(getServiceListener());
    contentDirectoryDiscovery.resume(getServiceListener());
  }

}
Java Source Code List
