Example usage for android.os Looper myLooper

Introduction

In this page you can find the example usage for android.os Looper myLooper.

Prototype

public static @Nullable Looper myLooper()

Source Link

Document

Return the Looper object associated with the current thread.

Usage

From source file:rx.receiver.local.android.RxReceiverLocal.java

/**
 *
 * @param context//w  ww  . j a va2s . c  o  m
 * @param intentFilter
 * @return
 */
@NonNull
@CheckResult
public static Observable<Intent> receives(@NonNull final Context context,
        @NonNull final IntentFilter intentFilter) {
    return Observable.create(new Action1<Emitter<Intent>>() {
        @Override
        public void call(final Emitter<Intent> emitter) {
            final BroadcastReceiver receiver = new BroadcastReceiver() {
                @Override
                public void onReceive(Context context, Intent intent) {
                    emitter.onNext(intent);
                }
            };

            emitter.setCancellation(new Cancellable() {
                @Override
                public void cancel() throws Exception {
                    if (Looper.getMainLooper() == Looper.myLooper()) {
                        LocalBroadcastManager.getInstance(context).unregisterReceiver(receiver);
                    } else {
                        final Scheduler.Worker inner = mainThread().createWorker();
                        inner.schedule(new Action0() {
                            @Override
                            public void call() {
                                LocalBroadcastManager.getInstance(context).unregisterReceiver(receiver);
                                inner.unsubscribe();
                            }
                        });
                    }
                }
            });

            LocalBroadcastManager.getInstance(context).registerReceiver(receiver, intentFilter);
        }
    }, Emitter.BackpressureMode.BUFFER);
}

From source file:rx2.receiver.local.android.RxReceiverLocal.java

/**
 *
 * @param context//from   w ww  .j  ava2 s.  c o  m
 * @param intentFilter
 * @return
 */
@NonNull
public static Observable<Intent> receives(@NonNull final Context context,
        @NonNull final IntentFilter intentFilter) {
    return Observable.create(new ObservableOnSubscribe<Intent>() {
        @Override
        public void subscribe(final ObservableEmitter<Intent> emitter) {
            final BroadcastReceiver receiver = new BroadcastReceiver() {
                @Override
                public void onReceive(Context context, Intent intent) {
                    emitter.onNext(intent);
                }
            };

            LocalBroadcastManager.getInstance(context).registerReceiver(receiver, intentFilter);

            emitter.setCancellable(new Cancellable() {
                @Override
                public void cancel() throws Exception {
                    if (Looper.getMainLooper() == Looper.myLooper()) {
                        LocalBroadcastManager.getInstance(context).unregisterReceiver(receiver);
                    } else {
                        final Scheduler.Worker inner = mainThread().createWorker();
                        inner.schedule(new Runnable() {
                            @Override
                            public void run() {
                                LocalBroadcastManager.getInstance(context).unregisterReceiver(receiver);
                                inner.dispose();
                            }
                        });
                    }
                }
            });
        }
    });
}

From source file:com.simas.vc.background_tasks.FFprobe.java

/**
 * This operation is synchronous and cannot be run on the UI thread.
 */// www .  j  a v a2s  . com
@SuppressWarnings("ResultOfMethodCallIgnored")
public synchronized static FileAttributes parseAttributes(File inputFile) throws VCException {
    if (Looper.myLooper() == Looper.getMainLooper()) {
        throw new IllegalStateException("parseAttributes cannot be run on the UI thread!");
    }

    /* Executable call used
       ./ffprobe -i 'nature/bee.mp4' \
       -v quiet -print_format json \
       -show_format -show_entries format=duration,size,format_name,format_long_name,filename,nb_streams \
       -show_streams -show_entries stream=codec_name,codec_long_name,codec_type,sample_rate,channels,duration,display_aspect_ratio,width,height,time_base,codec_time_base,r_frame_rate
    */

    // Check if input exists
    if (!inputFile.exists()) {
        throw new VCException(Utils.getString(R.string.input_not_found));
    }

    // Create a temporary file to hold the stdout output
    File tmpFile;
    try {
        tmpFile = File.createTempFile("vc-out", null);
        tmpFile.delete();
        tmpFile.createNewFile();
    } catch (IOException e) {
        e.printStackTrace();
        throw new VCException(Utils.getString(R.string.tmp_not_created));
    }

    // Create arguments for ffprobe
    final String[] args = new ArgumentBuilder(TAG).add("-i").addSpaced("%s", inputFile.getPath()) // Spaced input file path
            .add("-v quiet -print_format json") // Output quietly in JSON
            // Format entries to show
            .add("-show_format -show_entries format=%s,%s,%s,%s,%s,%s",
                    Utils.getString(R.string.format_duration), Utils.getString(R.string.format_size),
                    Utils.getString(R.string.format_name), Utils.getString(R.string.format_long_name),
                    Utils.getString(R.string.format_filename), Utils.getString(R.string.format_stream_count))
            // Stream entries to show
            .add("-show_streams -show_entries stream=%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s",
                    Utils.getString(R.string.stream_name), Utils.getString(R.string.stream_long_name),
                    Utils.getString(R.string.stream_type), Utils.getString(R.string.stream_sample_rate),
                    Utils.getString(R.string.stream_channels), Utils.getString(R.string.stream_duration),
                    Utils.getString(R.string.stream_aspect_ratio), Utils.getString(R.string.stream_width),
                    Utils.getString(R.string.stream_height), Utils.getString(R.string.stream_tbn),
                    Utils.getString(R.string.stream_tbc), Utils.getString(R.string.stream_tbr),
                    Utils.getString(R.string.stream_codec_tag))
            .build();

    if (cFFprobe(args, tmpFile.getPath()) != 0) {
        throw new VCException(Utils.getString(R.string.ffprobe_fail));
    }

    BufferedReader reader = null;
    FileAttributes fa = null;
    try {
        // Parse file
        reader = new BufferedReader(new FileReader(tmpFile));
        StringBuilder sb = new StringBuilder();
        String line = reader.readLine();

        while (line != null) {
            sb.append(line);
            sb.append('\n');
            line = reader.readLine();
        }
        String content = sb.toString();

        int firstOpeningBrace = content.indexOf('{');
        int lastClosingBrace = content.lastIndexOf('}');
        if (firstOpeningBrace == -1 || lastClosingBrace == -1) {
            return null;
        }
        String json = content.substring(firstOpeningBrace, lastClosingBrace + 1);

        // Parse JSON
        fa = parseJsonAttributes(json);
        Log.i(TAG, "Parsed attributes: " + fa);
    } catch (IOException e) {
        e.printStackTrace();
        throw new VCException(Utils.getString(R.string.ffprobe_fail));
    } finally {
        if (reader != null) {
            try {
                reader.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    }

    // Delete the tmp file
    tmpFile.delete();

    // No support for files with no audio/video streams (for now?)
    if (fa != null) {
        if (fa.getAudioStreams().size() == 0) {
            throw new VCException(Utils.getString(R.string.audioless_unsupported));
        } else if (fa.getVideoStreams().size() == 0) {
            throw new VCException(Utils.getString(R.string.videoless_unsupported));
        }
    }

    return fa;
}

From source file:org.apache.cordova.engine.crosswalk.XWalkExposedJsApi.java

@JavascriptInterface
public String exec(int bridgeSecret, String service, String action, String callbackId, String arguments)
        throws JSONException, IllegalAccessException {
    if (Looper.myLooper() == null) {
        Looper.prepare();//from  ww  w. j  a  va 2s  .  c  o  m
    }
    return bridge.jsExec(bridgeSecret, service, action, callbackId, arguments);
}

From source file:com.frand.easyandroid.http.FFHttpRespHandler.java

/**
 * FFBaseRespHandler?????//from  w  ww. ja  va2 s .  c om
 */
@SuppressLint("HandlerLeak")
public FFHttpRespHandler() {
    if (Looper.myLooper() != null) {
        handler = new Handler() {
            @Override
            public void handleMessage(Message msg) {
                FFHttpRespHandler.this.handleMessage(msg);
            }
        };
    }
}

From source file:sxkeji.net.dailydiary.http.HttpResponseHandler.java

public HttpResponseHandler() {
    if (Looper.myLooper() != null) {
        handler = new Handler() {
            @Override/*from   w w w  . j a  v  a2s .co  m*/
            public void handleMessage(Message msg) {
                HttpResponseHandler.this.handleMessage(msg);
            }
        };
    }
}

From source file:com.polyvi.xface.http.XAsyncHttpResponseHandler.java

public XAsyncHttpResponseHandler() {
    if (Looper.myLooper() != null) {
        mHandler = new Handler() {
            @Override//from   w  w  w.ja  v a2 s.  c o  m
            public void handleMessage(Message msg) {
                XAsyncHttpResponseHandler.this.handleMessage(msg);
            }
        };
    }
}

From source file:org.solovyev.android.Threads.java

/**
 * @return true if current thread is UI thread (= main application thread)
 *///from  w ww  .  ja  v a 2s  . co m
public static boolean isUiThread() {
    return Looper.myLooper() == Looper.getMainLooper();
}

From source file:org.jitsi.service.osgi.OSGiFragment.java

/**
 * Convenience method for running code on UI thread looper(instead of
 * getActivity().runOnUIThread()). It is never guaranteed that
 * <tt>getActivity()</tt> will return not <tt>null</tt> value, hence it must
 * be checked in the <tt>action</tt>.
 *
 * @param action <tt>Runnable</tt> action to execute on UI thread.
 *///ww  w .j a v  a  2  s . c  o  m
public void runOnUiThread(Runnable action) {
    if (Looper.myLooper() == Looper.getMainLooper()) {
        action.run();
        return;
    }
    // Post action to the ui looper
    OSGiActivity.uiHandler.post(action);
}

From source file:com.fihmi.tools.minet.MiHttpResponseHandler.java

/**
 * Creates a new AsyncHttpResponseHandler
 *//*  w w  w  . j  a v  a 2 s  .co m*/
@SuppressLint("HandlerLeak")
public MiHttpResponseHandler() {
    // Set up a handler to post events back to the correct thread if possible
    if (Looper.myLooper() != null) {
        handler = new Handler() {
            @Override
            public void handleMessage(Message msg) {
                MiHttpResponseHandler.this.handleMessage(msg);
            }
        };
    }
}