Java PendingResult.await方法代码示例

import com.google.android.gms.common.api.PendingResult; //导入方法依赖的package包/类
private ArrayList<AutocompletePrediction> getAutocomplete(CharSequence constraint) {
    if (mGoogleApiClient.isConnected()) {

        PendingResult<AutocompletePredictionBuffer> results =
                Places.GeoDataApi
                        .getAutocompletePredictions(mGoogleApiClient, constraint.toString(),
                                mBounds, mPlaceFilter);

        AutocompletePredictionBuffer autocompletePredictions = results
                .await(60, TimeUnit.SECONDS);

        final Status status = autocompletePredictions.getStatus();
        if (!status.isSuccess()) {
            Toast.makeText(getContext(), "Error contacting API: " + status.toString(),
                    Toast.LENGTH_SHORT).show();
            autocompletePredictions.release();
            return null;
        }
        return DataBufferUtils.freezeAndClose(autocompletePredictions);
    }
    return null;
}
 

import com.google.android.gms.common.api.PendingResult; //导入方法依赖的package包/类
private ArrayList<AutocompletePrediction> getAutocomplete(CharSequence constraint) {
  if (mGoogleApiClient.isConnected()) {
    PendingResult<AutocompletePredictionBuffer> results =
        Places.GeoDataApi.getAutocompletePredictions(mGoogleApiClient, constraint.toString(),
            mBounds, mPlaceFilter);

    AutocompletePredictionBuffer autocompletePredictions = results.await(60, TimeUnit.SECONDS);

    final Status status = autocompletePredictions.getStatus();
    if (!status.isSuccess()) {
      Toast.makeText(getContext(), "Error contacting API: " + status.toString(),
          Toast.LENGTH_SHORT).show();
      autocompletePredictions.release();
      return null;
    }

    return DataBufferUtils.freezeAndClose(autocompletePredictions);
  }
  return null;
}
 

import com.google.android.gms.common.api.PendingResult; //导入方法依赖的package包/类
private ArrayList<AutocompletePrediction> getAutocomplete(CharSequence constraint) {
	if (mGoogleApiClient.isConnected()) {
		PendingResult<AutocompletePredictionBuffer> results =
                  Places.GeoDataApi
			.getAutocompletePredictions(mGoogleApiClient, constraint.toString(),
										mBounds, mPlaceFilter);
 				AutocompletePredictionBuffer autocompletePredictions = results
                  .await(60, TimeUnit.SECONDS);
				final Status status = autocompletePredictions.getStatus();
		if (!status.isSuccess()) {
			if (callback != null) callback.onSuggestFail(status);
			autocompletePredictions.release();
			return null;
		}
			return DataBufferUtils.freezeAndClose(autocompletePredictions);
	}
		return null;
}
 

import com.google.android.gms.common.api.PendingResult; //导入方法依赖的package包/类
private ArrayList<PlaceAutocomplete> getPredictions(CharSequence constraint) {
    if (mGoogleApiClient != null) {
        Log.i(TAG, "Executing autocomplete query for: " + constraint);
        PendingResult<AutocompletePredictionBuffer> results =
                Places.GeoDataApi
                        .getAutocompletePredictions(mGoogleApiClient, constraint.toString(),
                                mBounds, mPlaceFilter);
        // Wait for predictions, set the timeout.
        AutocompletePredictionBuffer autocompletePredictions = results
                .await(60, TimeUnit.SECONDS);
        final Status status = autocompletePredictions.getStatus();
        if (!status.isSuccess()) {
            Toast.makeText(getContext(), "We recommend using internet for better accuracy of the location! ", Toast.LENGTH_SHORT).show();

            Log.e(TAG, "Error getting place predictions: " + status.toString());
            autocompletePredictions.release();
            return null;
        }

        Log.i(TAG, "Query completed. Received " + autocompletePredictions.getCount()
                + " predictions.");
        Iterator<AutocompletePrediction> iterator = autocompletePredictions.iterator();
        ArrayList resultList = new ArrayList<>(autocompletePredictions.getCount());
        while (iterator.hasNext()) {
            AutocompletePrediction prediction = iterator.next();
            resultList.add(new PlaceAutocomplete(prediction.getPlaceId(),
                    prediction.getFullText(null)));
        }
        // Buffer release
        autocompletePredictions.release();
        return resultList;
    }
    Log.e(TAG, "Google API client is not connected.");
    return null;
}
 

import com.google.android.gms.common.api.PendingResult; //导入方法依赖的package包/类
/**
 * Method to call API for each user input
 * @param constraint User input character string
 * @return ArrayList containing suggestion results
 */
private ArrayList<PlaceAutoComplete> getAutoComplete(CharSequence constraint){
    if(mGoogleApiClient.isConnected()){
        //Making a query and fetching result in a pendingResult

        PendingResult<AutocompletePredictionBuffer> results= Places.GeoDataApi
                .getAutocompletePredictions(mGoogleApiClient,constraint.toString(),mBounds,mPlaceFilter);

        //Block and wait for 60s for a result
        AutocompletePredictionBuffer autocompletePredictions=results.await(60, TimeUnit.SECONDS);

        final Status status=autocompletePredictions.getStatus();

        // Confirm that the query completed successfully, otherwise return null
        if(!status.isSuccess()){
            Log.e(TAG, "Error getting autocomplete prediction API call: " + status.toString());
            autocompletePredictions.release();
            return null;
        }

        Log.i(TAG, "Query completed. Received " + autocompletePredictions.getCount()
                + " predictions.");

        // Copy the results into our own data structure, because we can't hold onto the buffer.
        // AutocompletePrediction objects encapsulate the API response (place ID and description).

        Iterator<AutocompletePrediction> iterator=autocompletePredictions.iterator();
        ArrayList resultList=new ArrayList<>(autocompletePredictions.getCount());
        while(iterator.hasNext()){
            AutocompletePrediction prediction=iterator.next();
            resultList.add(new PlaceAutoComplete(prediction.getPlaceId(),prediction.getPrimaryText(null),prediction.getSecondaryText(null)));
        }
        autocompletePredictions.release();
        return resultList;
    }else{
        Log.e(TAG,"GoogleApiClient Not Connected");
        return  null;
    }
}
 

import com.google.android.gms.common.api.PendingResult; //导入方法依赖的package包/类
/**
 * Submits an autocomplete query to the Places Geo Data Autocomplete API.
 * <p/>
 * objects to store the Place ID and description that the API returns.
 * Returns an empty list if no results were found.
 * Returns null if the API client is not available or the query did not complete
 * successfully.
 * This method MUST be called off the main UI thread, as it will block until data is returned
 * from the API, which may include a network request.
 *
 * @param constraint Autocomplete query string
 * @return Results from the autocomplete API or null if the query was not successful.
 * @see Places#GEO_DATA_API#getAutocomplete(CharSequence)
 */
private ArrayList<PlaceAutocomplete> getAutocomplete(CharSequence constraint) {
    if (mGoogleApiClient.isConnected()) {
        Log.i(TAG, "Starting autocomplete query for: " + constraint);

        // Submit the query to the autocomplete API and retrieve a PendingResult that will
        // contain the results when the query completes.
        PendingResult<AutocompletePredictionBuffer> results =
                Places.GeoDataApi
                        .getAutocompletePredictions(mGoogleApiClient, constraint.toString(),
                                mBounds, mPlaceFilter);

        // This method should have been called off the main UI thread. Block and wait for at most 60s
        // for a result from the API.
        AutocompletePredictionBuffer autocompletePredictions = results
                .await(60, TimeUnit.SECONDS);

        // Confirm that the query completed successfully, otherwise return null
        final Status status = autocompletePredictions.getStatus();
        if (!status.isSuccess()) {
            Toast.makeText(getContext(), "Please check your internet connection", Toast.LENGTH_SHORT).show();
            Log.e(TAG, "Error getting autocomplete prediction API call: " + status.getStatusMessage()+status.getStatus().getStatusMessage());
            autocompletePredictions.release();
            return null;
        }

        Log.i(TAG, "Query completed. Received " + autocompletePredictions.getCount()
                + " predictions.");

        // Copy the results into our own data structure, because we can't hold onto the buffer.
        // AutocompletePrediction objects encapsulate the API response (place ID and description).

        Iterator<AutocompletePrediction> iterator = autocompletePredictions.iterator();
        ArrayList resultList = new ArrayList<>(autocompletePredictions.getCount());
        while (iterator.hasNext()) {
            AutocompletePrediction prediction = iterator.next();
            // Get the details of this prediction and copy it into a new PlaceAutocomplete object.
            resultList.add(new PlaceAutocomplete(prediction.getPlaceId(),
                    prediction.getFullText(null)));
        }

        // Release the buffer now that all data has been copied.
        autocompletePredictions.release();

        return resultList;
    }
    Log.e(TAG, "Google API client is not connected for autocomplete query.");
    return null;
}