Android Open Source - FireCast Fire Cast Session

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License

The source code is released under:
MIT License
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Java Source Code

package com.google.plus.dougnlamb.firecast;
/*from  ww w. ja va  2s . c  o m*/
import java.io.IOException;

import android.graphics.Bitmap;

import com.google.cast.ApplicationChannel;
import com.google.cast.ApplicationMetadata;
import com.google.cast.ApplicationSession;
import com.google.cast.CastContext;
import com.google.cast.CastDevice;
import com.google.cast.MediaProtocolMessageStream;
import com.google.cast.SessionError;

public class FireCastSession {
  private CastDevice mDevice;
  private ApplicationSession mSession;
  private FireCastMessageStream mMessageStream;

  public CastDevice getDevice() {
    return mDevice;
  }

  public FireCastMessageStream getMessageStream() {
    return mMessageStream;
  }

  public void setDevice(CastDevice device) {
    mDevice = device;
  }

  private boolean mIsSessionReady;

  public boolean isSessionReady() {
    return mIsSessionReady;
  }

  private boolean mIsSessionStarting;
  private boolean mKillingSession = false;

  public boolean isSessionStarting() {
    return mIsSessionStarting;
  }

  private String mMimeType;
  private String mUrl;
  private int mOrientation;

  private void sendPendingMessage() {
    try {
      if (mMimeType != null && mUrl != null) {
        mMessageStream.sendMedia(mMimeType, mUrl, mOrientation);
        mMimeType = null;
        mUrl = null;
        mOrientation = 0;
      }
    } catch (Exception ex) {
      System.err.println(ex.getMessage());
    }
  }

  public void startSession(CastContext castContext) {

    mKillingSession = false;
    mSession = new ApplicationSession(castContext, getDevice());
    mSession.setListener(new SessionListener());

    try {
      mSession.startSession(castContext.getApplicationContext()
          .getString(R.string.app_id));
    } catch (IOException e) {
      System.err.println(e);
    }

  }

  private class SessionListener implements ApplicationSession.Listener {
    @Override
    public void onSessionStarted(ApplicationMetadata appMetadata) {

      if (mKillingSession) {
        mIsSessionStarting = false;
        try {
          mSession.endSession();
          mKillingSession = false;
        } catch (IOException e) {
          // TODO Auto-generated catch block
          e.printStackTrace();
        }
      }

      ApplicationChannel channel = mSession.getChannel();
      if (channel == null) {

        return;
      }
      mMessageStream = new FireCastMessageStream(
          "com.google.plus.dougnlamb.firecast");
      channel.attachMessageStream(mMessageStream);

      mIsSessionStarting = false;
      mIsSessionReady = true;

      sendPendingMessage();
    }

    @Override
    public void onSessionStartFailed(SessionError error) {
      try {
        if (mIsSessionStarting) {
          mIsSessionStarting = false;
          mKillingSession = true;
          mSession.startSession();
        }
        mIsSessionStarting = false;
        mIsSessionReady = false;

        mSession.endSession();
      } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
      }
    }

    @Override
    public void onSessionEnded(SessionError error) {
      mIsSessionStarting = false;
      mIsSessionReady = false;
    }
  }

  public void endSession() throws Exception {
    if (mSession != null) {
      mSession.endSession();
    }
  }

  public void sendMedia(String mimeType, String url, int orientation)
      throws Exception {
    if (mIsSessionReady) {
      mMessageStream.sendMedia(mimeType, url, orientation);
    } else {
      preparePendingMessage(mimeType, url, orientation);
    }

  }

  private void preparePendingMessage(String mimeType, String url,
      int orientation) {
    mMimeType = mimeType;
    mUrl = url;
    mOrientation = orientation;
  }

  public void queueMedia(String mimeType, String url, int orientation)
      throws Exception {
    mMessageStream.queueMedia(mimeType, url, orientation);
  }

}
Java Source Code List
