private boolean processDataItem(GoogleApiClient googleApiClient, DataItem dataItem) {
if (!dataItem.getUri().getPath().equals("/artwork")) {
Log.w(TAG, "Ignoring data item " + dataItem.getUri().getPath());
return false;
}
DataMapItem dataMapItem = DataMapItem.fromDataItem(dataItem);
DataMap artworkDataMap = dataMapItem.getDataMap().getDataMap("artwork");
if (artworkDataMap == null) {
Log.w(TAG, "No artwork in datamap.");
return false;
}
final Artwork artwork = Artwork.fromBundle(artworkDataMap.toBundle());
final Asset asset = dataMapItem.getDataMap().getAsset("image");
if (asset == null) {
Log.w(TAG, "No image asset in datamap.");
return false;
}
// Convert asset into a file descriptor and block until it's ready
final DataApi.GetFdForAssetResult getFdForAssetResult =
Wearable.DataApi.getFdForAsset(googleApiClient, asset).await();
InputStream assetInputStream = getFdForAssetResult.getInputStream();
if (assetInputStream == null) {
Log.w(TAG, "Empty asset input stream (probably an unknown asset).");
return false;
}
Bitmap image = BitmapFactory.decodeStream(assetInputStream);
if (image == null) {
Log.w(TAG, "Couldn't decode a bitmap from the stream.");
return false;
}
File localCache = new File(getCacheDir(), "cache.png");
FileOutputStream out = null;
try {
out = new FileOutputStream(localCache);
image.compress(Bitmap.CompressFormat.PNG, 100, out);
} catch (IOException e) {
Log.e(TAG, "Error writing local cache", e);
} finally {
try {
if (out != null) {
out.close();
}
} catch (IOException e) {
Log.e(TAG, "Error closing local cache file", e);
}
}
enableComponents(FullScreenActivity.class);
if (MuzeiProvider.saveCurrentArtworkLocation(this, localCache)) {
getContentResolver().insert(MuzeiContract.Artwork.CONTENT_URI, artwork.toContentValues());
}
return true;
}
@Override
public void onDataChanged(DataEventBuffer dataEvents) {
DataMap dataMap;
for (DataEvent event : dataEvents) {
if (event.getType() == DataEvent.TYPE_CHANGED) {
String path = event.getDataItem().getUri().getPath();
if (path.equals(PATH_WEATHER_INFO)) {}
dataMap = DataMapItem.fromDataItem(event.getDataItem()).getDataMap();
Intent messageIntent = new Intent();
messageIntent.setAction(Intent.ACTION_SEND);
messageIntent.putExtras(dataMap.toBundle());
LocalBroadcastManager.getInstance(this).sendBroadcast(messageIntent);
}
}
}