com.facebook.datasource.DataSource类的使用及代码示例

x33g5p2x  于2022-01-18 转载在 其他  
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本文整理了Java中com.facebook.datasource.DataSource类的一些代码示例，展示了DataSource类的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。DataSource类的具体详情如下：
包路径：com.facebook.datasource.DataSource
类名称：DataSource

DataSource介绍

暂无

代码示例

代码示例来源：origin: aa112901/remusic

  1. dataSource = imagePipeline.fetchDecodedImage(imageRequest, AlbumsDetailActivity.this);
  2. dataSource.subscribe(new BaseBitmapDataSubscriber() {

代码示例来源：origin: Piasy/BigImageViewer

  1. @Override
  2. protected void onNewResultImpl(DataSource<CloseableReference<PooledByteBuffer>> dataSource) {
  3.   if (!dataSource.isFinished() || dataSource.getResult() == null) {
  4.     return;
  5.   }
  6.   // if we try to retrieve image file by cache key, it will return null
  7.   // so we need to create a temp file, little bit hack :(
  8.   PooledByteBufferInputStream inputStream = null;
  9.   FileOutputStream outputStream = null;
  10.   try {
  11.     inputStream = new PooledByteBufferInputStream(dataSource.getResult().get());
  12.     outputStream = new FileOutputStream(mTempFile);
  13.     IOUtils.copy(inputStream, outputStream);
  14.     mFinished = true;
  15.     onSuccess(mTempFile);
  16.   } catch (IOException e) {
  17.     onFail(e);
  18.   } finally {
  19.     IOUtils.closeQuietly(inputStream);
  20.     IOUtils.closeQuietly(outputStream);
  21.   }
  22. }

代码示例来源：origin: Piasy/BigImageViewer

  1. private void closeSource(int requestId) {
  2.   DataSource source = mRequestSourceMap.remove(requestId);
  3.   if (source != null) {
  4.     source.close();
  5.   }
  6. }

代码示例来源：origin: MukeshKumar009/EcomSample

  1. @Override
  2.   public void onFinalImageSet(String s, @Nullable ImageInfo imageInfo, @Nullable Animatable animatable) {
  3.     try {
  4.       imageReference = dataSource.getResult();
  5.       if (imageReference != null) {
  6.         CloseableImage image = imageReference.get();
  7.         // do something with the image
  8.         if (image != null && image instanceof CloseableStaticBitmap) {
  9.           CloseableStaticBitmap closeableStaticBitmap = (CloseableStaticBitmap) image;
  10.           Bitmap bitmap = closeableStaticBitmap.getUnderlyingBitmap();
  11.           if (bitmap != null) {
  12.             setImageBitmap(bitmap);
  13.           }
  14.         }
  15.       }
  16.     } finally {
  17.       dataSource.close();
  18.       CloseableReference.closeSafely(imageReference);
  19.     }
  20.   }
  21. })

代码示例来源：origin: 6ag/BaoKanAndroid

  1. @Override
  2.   public void execute(@NonNull Runnable command) {
  3.     String filePath = null;
  4.     if (dataSource.getResult()) {
  5.       filePath = getDiskCacheFilePath(url);
  6.       // 防止获取磁盘文件失败
  7.       if (TextUtils.isEmpty(filePath)) {
  8.         cacheInDiskListener.checkCacheInDisk(false, filePath);
  9.         return;
  10.       }
  11.     }
  12.     cacheInDiskListener.checkCacheInDisk(dataSource.getResult(), filePath);
  13.   }
  14. });

代码示例来源：origin: szpnygo/NoWordsChat

  1. @Override
  2. protected void onNewResultImpl(DataSource<Boolean> dataSource) {
  3.   if (!dataSource.isFinished()) {
  4.     listener.cached(false);
  5.     return;
  6.   }
  7.   listener.cached(true);
  8. }

代码示例来源：origin: MukeshKumar009/EcomSample

  1. @Override
  2.   public void onFinalImageSet(String s, @Nullable ImageInfo imageInfo, @Nullable Animatable animatable) {
  3.     try {
  4.       imageReference = dataSource.getResult();
  5.       if (imageReference != null) {
  6.         CloseableImage image = imageReference.get();
  7.         if (image != null && image instanceof CloseableStaticBitmap) {
  8.           CloseableStaticBitmap closeableStaticBitmap = (CloseableStaticBitmap) image;
  9.           Bitmap bitmap = closeableStaticBitmap.getUnderlyingBitmap();
  10.           if (bitmap != null) {
  11.             setImageBitmap(bitmap);
  12.           }
  13.         }
  14.       }
  15.     } finally {
  16.       dataSource.close();
  17.       CloseableReference.closeSafely(imageReference);
  18.     }
  19.   }
  20. })

代码示例来源：origin: Awent/PhotoPick-Master

  1. /**
  2.  * 图片是否已经存在了
  3.  */
  4. public static boolean isCached(Context context, Uri uri) {
  5.   ImagePipeline imagePipeline = Fresco.getImagePipeline();
  6.   DataSource<Boolean> dataSource = imagePipeline.isInDiskCache(uri);
  7.   if (dataSource == null) {
  8.     return false;
  9.   }
  10.   ImageRequest imageRequest = ImageRequest.fromUri(uri);
  11.   CacheKey cacheKey = DefaultCacheKeyFactory.getInstance().getEncodedCacheKey(imageRequest, context);
  12.   BinaryResource resource = ImagePipelineFactory.getInstance().getMainFileCache().getResource(cacheKey);
  13.   return resource != null && dataSource.getResult() != null && dataSource.getResult();
  14. }

代码示例来源：origin: aa112901/remusic

  1. dataSource = imagePipeline.fetchDecodedImage(imageRequest, MediaService.this);
  2. dataSource.subscribe(new BaseBitmapDataSubscriber() {

代码示例来源：origin: 6ag/BaoKanAndroid

  1. @Override
  2. protected void onNewResultImpl(
  3.     DataSource<CloseableReference<CloseableImage>> dataSource) {
  4.   if (!dataSource.isFinished()) {
  5.     CloseableReference<CloseableImage> reference = dataSource.getResult();

代码示例来源：origin: biezhihua/MySimpleDraweeView

  1. @Override
  2.   public void onFinalImageSet(String id, ImageInfo imageInfo, Animatable animatable) {
  3.     super.onFinalImageSet(id, imageInfo, animatable);
  4.     CloseableReference<CloseableImage> imageCloseableReference = null;
  5.     try {
  6.       imageCloseableReference = dataSource.getResult();
  7.       if (imageCloseableReference != null) {
  8.         final CloseableImage image = imageCloseableReference.get();
  9.         if (image != null && image instanceof CloseableStaticBitmap) {
  10.           CloseableStaticBitmap closeableStaticBitmap = (CloseableStaticBitmap) image;
  11.           final Bitmap bitmap = closeableStaticBitmap.getUnderlyingBitmap();
  12.           if (bitmap != null) {
  13.             setImageBitmap(bitmap);
  14.             setScaleType(ScaleType.CENTER_CROP);
  15.           }
  16.         }
  17.       }
  18.     } finally {
  19.       dataSource.close();
  20.       CloseableReference.closeSafely(imageCloseableReference);
  21.     }
  22.   }
  23. })

代码示例来源：origin: bilibili/BiliShare

  1. @Override
  2. protected void onNewResultImpl(DataSource<CloseableReference<CloseableImage>> dataSource) {
  3.   CloseableReference<CloseableImage> result = dataSource.getResult();
  4.   if (result != null) {
  5.     ImageRequest imageRequest = ImageRequest.fromUri(imageUrl);
  6.     CacheKey cacheKey = DefaultCacheKeyFactory.getInstance()
  7.         .getEncodedCacheKey(imageRequest);
  8.     BinaryResource resource = Fresco.getImagePipelineFactory()
  9.         .getMainDiskStorageCache()
  10.         .getResource(cacheKey);
  11.     if (resource instanceof FileBinaryResource) {
  12.       File cacheFile = ((FileBinaryResource) resource).getFile();
  13.       try {
  14.         FileUtil.copyFile(cacheFile, new File(filePath));
  15.         if (listener != null)
  16.           listener.onSuccess(filePath);
  17.         return;
  18.       } catch (IOException e) {
  19.         e.printStackTrace();
  20.       }
  21.     }
  22.   }
  23.   if (listener != null)
  24.     listener.onFailed(imageUrl);
  25. }

代码示例来源：origin: Piasy/BigImageViewer

  1. DataSource<CloseableReference<PooledByteBuffer>> source
  2.     = pipeline.fetchEncodedImage(request, true);
  3. source.subscribe(new ImageDownloadSubscriber(mAppContext) {
  4.   @Override
  5.   protected void onProgress(int progress) {

代码示例来源：origin: szpnygo/NoWordsChat

  1. @Override
  2. protected void onNewResultImpl(DataSource<CloseableReference<CloseableImage>> dataSource) {
  3.   if (!dataSource.isFinished()) {
  4.     listener.onNewResultImpl(null, null);
  5.     return;
  6.   }
  7.   CloseableReference<CloseableImage> imageCloseableReference = dataSource.getResult();
  8.   Bitmap bitmap = null;
  9.   if (imageCloseableReference != null) {
  10.     CloseableReference<CloseableImage> referenceClone = imageCloseableReference.clone();
  11.     try {
  12.       CloseableImage closeableImage = referenceClone.get();
  13.       if (closeableImage instanceof CloseableBitmap) {
  14.         bitmap = ((CloseableBitmap) closeableImage).getUnderlyingBitmap();
  15.         listener.onNewResultImpl(bitmap, referenceClone);
  16.       }
  17.     } finally {
  18.       imageCloseableReference.close();
  19.     }
  20.   }
  21. }

代码示例来源：origin: aa112901/remusic

  1. dataSource = imagePipeline.fetchDecodedImage(imageRequest, PlayingActivity.this);
  2. dataSource.subscribe(new BaseBitmapDataSubscriber() {
  3.              @Override
  4.              public void onNewResultImpl(@Nullable Bitmap bitmap) {

代码示例来源：origin: aa112901/remusic

  1. dataSource = imagePipeline.fetchDecodedImage(imageRequest, this);
  2. dataSource.subscribe(new BaseBitmapDataSubscriber() {

代码示例来源：origin: aa112901/remusic

  1. dataSource = imagePipeline.fetchDecodedImage(imageRequest, RadioDetailActivity.this);
  2. dataSource.subscribe(new BaseBitmapDataSubscriber() {

代码示例来源：origin: chat-sdk/chat-sdk-android

  1. public static Single<Bitmap> bitmapForURL (final Context context, final String url) {
  2.     return Single.create((SingleOnSubscribe<Bitmap>) e -> {
  3.       if(!StringChecker.isNullOrEmpty(url)) {
  4.         Uri uri = Uri.parse(url);
  5.         ImageRequest request = ImageRequestBuilder
  6.             .newBuilderWithSource(uri)
  7.             .build();
  8.         ImagePipeline pipeline = Fresco.getImagePipeline();
  9.         DataSource dataSource = pipeline.fetchDecodedImage(request, context);
  10.         dataSource.subscribe(new BaseBitmapDataSubscriber() {
  11.           @Override
  12.           protected void onNewResultImpl(Bitmap bitmap) {
  13.             // We need to copy the bitmap because in some cases, Fresco is recycling the bitmap
  14.             // which causes a crash later on. Seen this problem in Android 5
  15.             e.onSuccess(bitmap.copy(bitmap.getConfig(), true));
  16.           }
  18.           @Override
  19.           protected void onFailureImpl(DataSource<CloseableReference<CloseableImage>> dataSource) {
  20.             e.onError(new Throwable(context.getString(R.string.unable_to_load_image)));
  21.           }
  22.         }, CallerThreadExecutor.getInstance());
  23.       }
  24.       else {
  25.         e.onError(new Throwable("Unable to load image"));
  26.       }
  27.     }).subscribeOn(AndroidSchedulers.mainThread());
  28.   }
  29. }

代码示例来源：origin: iielse/ImageWatcher

  1. ImagePipeline imagePipeline = Fresco.getImagePipeline();
  2. DataSource<CloseableReference<CloseableImage>> dataSource = imagePipeline.fetchDecodedImage(imageRequest, this);
  3. dataSource.subscribe(new BaseBitmapDataSubscriber() {
  4.   @Override
  5.   public void onNewResultImpl(@Nullable final Bitmap bitmap) {

代码示例来源：origin: 6ag/BaoKanAndroid

  1. dataSource.subscribe(subscriber, new Executor() {
  2.   @Override
  3.   public void execute(@NonNull Runnable command) {

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