Android Open Source - lightbox-android-webservices Media Utils






From Project

Back to project page lightbox-android-webservices.

License

The source code is released under:

Apache License

If you think the Android project lightbox-android-webservices listed in this page is inappropriate, such as containing malicious code/tools or violating the copyright, please email info at java2s dot com, thanks.

Java Source Code

/**
 * Copyright (c) 2012 Lightbox/*from   w  w w  .  j  a va2s  .co m*/
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.lightbox.android.utils;

import java.util.LinkedList;
import java.util.Queue;

import android.content.Context;
import android.media.MediaScannerConnection;
import android.media.MediaScannerConnection.MediaScannerConnectionClient;
import android.net.Uri;

/** 
 * MediaUtils 
 * @author Fabien Devos
 */
public final class MediaUtils {
  /** Used to tag logs */
  @SuppressWarnings("unused")
  private static final String TAG = "MediaUtils";
  
    //------------------------------------------------------
    // Private constructor for utility class
    private MediaUtils() {
        throw new UnsupportedOperationException("Sorry, you cannot instantiate an utility class!");
    }
    //------------------------------------------------------
  


    /**
     * Convenience for constructing a {@link MediaScannerConnection}, calling
     * {@link #connect} on it, and calling {@link #scanFile} with the given
     * <var>path</var> and <var>mimeType</var> when the connection is
     * established.
     * @param context The caller's Context, required for establishing a connection to
     * the media scanner service.
     * Success or failure of the scanning operation cannot be determined until
     * {@link MediaScannerConnectionClient#onScanCompleted(String, Uri)} is called.
     * @param path path to be scanned.
     * @param mimeType Optional MIME type.
     * If mimeType is null, then the mimeType will be inferred from the file extension.
     */
    public static void scanFile(Context context, String path, String mimeType) {
      LinkedList<String> paths = new LinkedList<String>();
      paths.add(path);
      scanFile(context, paths, mimeType);
    }

    /** @see #scanFile(Context, String, String) */
    public static void scanFile(Context context, Queue<String> paths, String mimeType) {
      MediaScannerHelper mediaScannerHelper = new MediaScannerHelper(paths, mimeType);
      mediaScannerHelper.start(context);
    }
    
    /************************************************
     * MediaScannerConnectionClientProxy 
     */
    private static class MediaScannerHelper implements MediaScannerConnectionClient {
        private Queue<String> mPaths;
        private String mMimeType;
        private MediaScannerConnection mConnection;
        
        public MediaScannerHelper(Queue<String> paths, String mimeType) {
            mPaths = paths;
            mMimeType = mimeType;
        }

        public void start(Context context) {
          mConnection = new MediaScannerConnection(context, this);
          mConnection.connect();
        }
        
        public void onMediaScannerConnected() {
            scanNextPath();
        }

        public void onScanCompleted(String path, Uri uri) {
            scanNextPath();
        }

        private void scanNextPath() {
          if (mPaths.isEmpty()) {
            mConnection.disconnect();
          } else {
            String path = mPaths.remove();
                mConnection.scanFile(path, mMimeType);
          }
        }
    }
}




Java Source Code List

com.lightbox.android.bitmap.BitmapFileCleanerTask.java
com.lightbox.android.bitmap.BitmapLoaderListener.java
com.lightbox.android.bitmap.BitmapLoaderTask.java
com.lightbox.android.bitmap.BitmapLoader.java
com.lightbox.android.bitmap.BitmapSize.java
com.lightbox.android.bitmap.BitmapSource.java
com.lightbox.android.bitmap.BitmapUtils.java
com.lightbox.android.cache.AbstractCache.java
com.lightbox.android.cache.ApiCache.java
com.lightbox.android.cache.BitmapCache.java
com.lightbox.android.cache.Cache.java
com.lightbox.android.data.ClearAndSaveBatchTask.java
com.lightbox.android.data.Data.java
com.lightbox.android.data.DatabaseCleanerTask.java
com.lightbox.android.data.DatabaseHelper.java
com.lightbox.android.data.DeleteBatchTask.java
com.lightbox.android.data.SaveBatchTask.java
com.lightbox.android.io.RandomAccessFileOutputStream.java
com.lightbox.android.lifecycle.LifeCycleListener.java
com.lightbox.android.lifecycle.ManagedLifeCycleActivity.java
com.lightbox.android.location.LocationHelper.java
com.lightbox.android.location.LocationListener.java
com.lightbox.android.network.HttpHelper.java
com.lightbox.android.network.NetworkUtils.java
com.lightbox.android.operations.AbstractOperation.java
com.lightbox.android.operations.CachedOperation.java
com.lightbox.android.operations.DeleteOperation.java
com.lightbox.android.operations.FailureOperation.java
com.lightbox.android.operations.ModificationNetworkOnlyOperation.java
com.lightbox.android.operations.NetworkOnlyOperation.java
com.lightbox.android.operations.OperationListener.java
com.lightbox.android.operations.OperationTask.java
com.lightbox.android.operations.Operation.java
com.lightbox.android.operations.Retrievable.java
com.lightbox.android.operations.RetrieveOperation.java
com.lightbox.android.operations.SaveOperation.java
com.lightbox.android.operations.Updatable.java
com.lightbox.android.tasks.BackgroundTaskWeak.java
com.lightbox.android.tasks.BackgroundTask.java
com.lightbox.android.tasks.DefaultExecutor.java
com.lightbox.android.utils.AndroidUtils.java
com.lightbox.android.utils.Base64.java
com.lightbox.android.utils.IntentUtils.java
com.lightbox.android.utils.MediaUtils.java
com.lightbox.android.utils.ResUtils.java
com.lightbox.android.utils.debug.DebugLifeCycleListener.java
com.lightbox.android.utils.debug.DebugLog.java
com.lightbox.android.views.RemoteImageView.java
com.lightbox.android.views.RemoteThumbImageView.java
com.lightbox.android.webservices.processors.GenerationException.java
com.lightbox.android.webservices.processors.JacksonProcessor.java
com.lightbox.android.webservices.processors.ParsingException.java
com.lightbox.android.webservices.processors.Processor.java
com.lightbox.android.webservices.requests.ApiRequestFactory.java
com.lightbox.android.webservices.requests.ApiRequestListener.java
com.lightbox.android.webservices.requests.ApiRequestTask.java
com.lightbox.android.webservices.requests.ApiRequest.java
com.lightbox.android.webservices.requests.ApiRequests.java
com.lightbox.android.webservices.requests.JacksonApiRequestFactory.java
com.lightbox.android.webservices.responses.ApiException.java
com.lightbox.android.webservices.responses.ApiResponse.java
com.lightbox.tweetsnearby.TweetsNearbyApplication.java
com.lightbox.tweetsnearby.activities.MainActivity.java
com.lightbox.tweetsnearby.activities.PickPlaceActivity.java
com.lightbox.tweetsnearby.model.Tweet.java
com.lightbox.tweetsnearby.model.Venue.java
com.lightbox.tweetsnearby.responses.foursquare.FoursquareApiResponse.java
com.lightbox.tweetsnearby.responses.foursquare.VenueListResponse.java
com.lightbox.tweetsnearby.responses.twitter.TweetListResponse.java
com.lightbox.tweetsnearby.responses.twitter.TwitterApiResponse.java