Java tutorial
package com.cloudbees.gasp.activity; import android.app.Activity; import android.app.FragmentManager; import android.app.FragmentTransaction; import android.content.Intent; import android.content.SharedPreferences; import android.os.Bundle; import android.preference.PreferenceManager; import android.support.v4.app.NavUtils; import android.util.Log; import android.view.MenuItem; import android.view.View; import android.widget.Button; import android.widget.EditText; import android.widget.Spinner; import android.widget.TextView; import com.cloudbees.gasp.R; import com.cloudbees.gasp.fragment.AddEventFragment; import com.cloudbees.gasp.fragment.GaspReviewFragment; import com.cloudbees.gasp.model.EventRequest; import com.cloudbees.gasp.model.EventResponse; import com.cloudbees.gasp.model.Review; import java.net.URL; /** * Copyright (c) 2013 Mark Prichard, CloudBees * <p/> * 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 * <p/> * http://www.apache.org/licenses/LICENSE-2.0 * <p/> * 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. */ public class ReviewActivity extends Activity { private static final String TAG = ReviewActivity.class.getName(); public static final String REVIEW_RESTAURANT_NAME = "review_restaurant_name"; public static final String REVIEW_RESTAURANT_ID = "review_restaurant_id"; public static final String REVIEW_REFERENCE = "review_reference"; private String mRestaurantName; // The restaurant name private int mGaspRestaurantId; // The Gasp restaurant id private String mPlacesReference; // The Google Places reference private URL mGaspUrl; // The Gasp reviews URI // Headless fragments for Gasp API and Places API calls private GaspReviewFragment mGaspReviewFragment; private AddEventFragment mAddEventFragment; // Layout views private Spinner mStars; private TextView mTitle; private EditText mComment; private Button mAddReviewButton; private void setViews() { mStars = (Spinner) findViewById(R.id.gasp_review_stars_spinner); mTitle = (TextView) findViewById(R.id.gasp_review_name); mTitle.setText(mRestaurantName); mComment = (EditText) findViewById(R.id.gasp_review_comments); mAddReviewButton = (Button) findViewById(R.id.gasp_review_button); } private void addGaspFragments() { FragmentManager fm = getFragmentManager(); FragmentTransaction ft = fm.beginTransaction(); mGaspReviewFragment = new GaspReviewFragment() { @Override public void onSuccess(String location) { try { Log.d(TAG, "Gasp! review added: " + location); addGaspEvent(mPlacesReference, new URL(location)); } catch (Exception e) { e.printStackTrace(); } } @Override public void onFailure() { Log.e(TAG, "Error adding Gasp! review"); } }; mAddEventFragment = new AddEventFragment() { @Override public void onSuccess(EventResponse eventResponse) { Log.d(TAG, "Event added: " + eventResponse.getEvent_id()); } @Override public void onFailure(String status) { Log.d(TAG, "Error adding event to Google Places API"); } }; ft.add(mGaspReviewFragment, "Gasp Review Fragment"); ft.add(mAddEventFragment, "Add Event Fragment"); ft.commit(); } private void addGaspReview(int stars, String comment, int restaurantId) { Review review = new Review(); review.setStar(stars); review.setComment(comment); review.setRestaurant_id(restaurantId); review.setUser_id(1); mGaspReviewFragment.addReview(review, mGaspUrl); } private void addGaspEvent(String reference, URL reviewId) { final int duration = 86400; final String language = "EN-US"; final String summary = "New Gasp! Review"; EventRequest eventRequest = new EventRequest(); eventRequest.setReference(reference); eventRequest.setDuration(duration); eventRequest.setLanguage(language); eventRequest.setSummary(summary); eventRequest.setUrl(reviewId.toString()); mAddEventFragment.addEvent(eventRequest); } private void addButtonListener() { mAddReviewButton.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { try { addGaspReview(getStars(), getComment(), mGaspRestaurantId); finish(); } catch (Exception e) { e.printStackTrace(); } } }); } private int getStars() { return mStars.getSelectedItemPosition() + 1; } private String getComment() { return mComment.getText().toString(); } @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); getActionBar().setDisplayHomeAsUpEnabled(true); try { SharedPreferences gaspSharedPreferences = PreferenceManager .getDefaultSharedPreferences(getApplicationContext()); mGaspUrl = new URL(gaspSharedPreferences.getString(getString(R.string.gasp_server_uri_preferences), "") + getString(R.string.gasp_reviews_location)); Intent intent = getIntent(); mRestaurantName = intent.getStringExtra(REVIEW_RESTAURANT_NAME); mGaspRestaurantId = intent.getIntExtra(REVIEW_RESTAURANT_ID, 0); mPlacesReference = intent.getStringExtra(REVIEW_REFERENCE); setContentView(R.layout.gasp_add_review_layout); setViews(); addGaspFragments(); addButtonListener(); } catch (Exception e) { e.printStackTrace(); } } @Override public boolean onOptionsItemSelected(MenuItem item) { switch (item.getItemId()) { // Respond to the action bar's Up/Home button case android.R.id.home: NavUtils.navigateUpFromSameTask(this); return true; } return super.onOptionsItemSelected(item); } }