├── .gitignore ├── LICENSE ├── README.md ├── app ├── .DS_Store ├── .gitignore ├── build.gradle ├── proguard-rules.pro └── src │ ├── androidTest │ └── java │ │ └── com │ │ └── murki │ │ └── flckrdr │ │ └── ApplicationTest.java │ └── main │ ├── AndroidManifest.xml │ ├── java │ └── com │ │ └── murki │ │ └── flckrdr │ │ ├── FlickrListActivity.java │ │ ├── FlickrListAdapter.java │ │ ├── FlickrListFragment.java │ │ ├── ITimestampedView.java │ │ ├── model │ │ ├── FlickrPhoto.java │ │ ├── PhotosSummary.java │ │ └── RecentPhotosResponse.java │ │ ├── repository │ │ ├── FlickrDiskRepository.java │ │ ├── FlickrDomainService.java │ │ └── FlickrNetworkRepository.java │ │ └── viewmodel │ │ ├── FlickrCardVM.java │ │ └── FlickrModelToVmMapping.java │ └── res │ ├── drawable │ └── gradient_shape.xml │ ├── layout │ ├── activity_flickr_list.xml │ ├── flickr_card.xml │ └── fragment_flickr_list.xml │ ├── menu │ ├── menu_flickr_list.xml │ └── menu_main.xml │ ├── mipmap-hdpi │ └── ic_launcher.png │ ├── mipmap-mdpi │ └── ic_launcher.png │ ├── mipmap-xhdpi │ └── ic_launcher.png │ ├── mipmap-xxhdpi │ └── ic_launcher.png │ ├── values-w820dp │ └── dimens.xml │ └── values │ ├── dimens.xml │ ├── strings.xml │ └── styles.xml ├── build.gradle ├── chaining-rxjava-1.png ├── chaining-rxjava-2.png ├── gradle.properties ├── gradle └── wrapper │ ├── gradle-wrapper.jar │ └── gradle-wrapper.properties ├── gradlew ├── gradlew.bat ├── screenshot-2016-03-29_13.42.59.680.png └── settings.gradle /.gitignore: -------------------------------------------------------------------------------- 1 | .DS_Store 2 | 3 | # Built application files 4 | *.apk 5 | *.ap_ 6 | 7 | # Files for the Dalvik VM 8 | *.dex 9 | 10 | # Java class files 11 | *.class 12 | 13 | # Generated files 14 | bin/ 15 | gen/ 16 | 17 | # Gradle files 18 | .gradle/ 19 | build/ 20 | /*/build/ 21 | 22 | # Local configuration file (sdk path, etc) 23 | local.properties 24 | 25 | # Proguard folder generated by Eclipse 26 | proguard/ 27 | 28 | # Log Files 29 | *.log 30 | 31 | # Android Studio Navigation editor temp files 32 | .navigation/ 33 | 34 | # Android Studio captures folder 35 | captures/ 36 | 37 | # IntelliJ IDEA - ignore everything except code configs 38 | .idea/* 39 | !.idea/inspectionProfiles/profiles_settings.xml 40 | !.idea/codeStyleSettings.xml 41 | *.ipr 42 | *.iws 43 | *.iml 44 | classes 45 | gen-external-apklibs -------------------------------------------------------------------------------- /LICENSE: -------------------------------------------------------------------------------- 1 | Apache License 2 | Version 2.0, January 2004 3 | http://www.apache.org/licenses/ 4 | 5 | TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION 6 | 7 | 1. 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We also recommend that a 185 | file or class name and description of purpose be included on the 186 | same "printed page" as the copyright notice for easier 187 | identification within third-party archives. 188 | 189 | Copyright {yyyy} {name of copyright owner} 190 | 191 | Licensed under the Apache License, Version 2.0 (the "License"); 192 | you may not use this file except in compliance with the License. 193 | You may obtain a copy of the License at 194 | 195 | http://www.apache.org/licenses/LICENSE-2.0 196 | 197 | Unless required by applicable law or agreed to in writing, software 198 | distributed under the License is distributed on an "AS IS" BASIS, 199 | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 200 | See the License for the specific language governing permissions and 201 | limitations under the License. 202 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | # Chaining multiple sources with RxJava 2 | Companion piece to blog post: https://medium.com/@murki/chaining-multiple-sources-with-rxjava-20eb6850e5d9 3 | 4 | ### Pre-requisites: 5 | This code example uses the Flickr API which requires you to use your own API Key, which you can get here: https://www.flickr.com/services/api/misc.api_keys.html 6 | 7 | Once you get the key, you can add it to your local `gradle.properties` file as *FLICKR_API_KEY="xxxxxxxxxxxxxxxxxx"* because it will be retrieved by gradle at build time via https://github.com/murki/chaining-rxjava/blob/master/app/build.gradle#L23 8 | 9 | 10 | ![Sequence Diagramn](/chaining-rxjava-2.png?raw=true) 11 | 12 | 13 | ![App Screenshot](/screenshot-2016-03-29_13.42.59.680.png?raw=true) 14 | -------------------------------------------------------------------------------- /app/.DS_Store: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/murki/chaining-rxjava/f142270dbe4fe835445a81f6cb53d42364701366/app/.DS_Store -------------------------------------------------------------------------------- /app/.gitignore: -------------------------------------------------------------------------------- 1 | /build 2 | -------------------------------------------------------------------------------- /app/build.gradle: -------------------------------------------------------------------------------- 1 | buildscript { 2 | repositories { 3 | jcenter() 4 | } 5 | dependencies { 6 | classpath "com.fernandocejas.frodo:frodo-plugin:0.8.2" 7 | } 8 | } 9 | 10 | apply plugin: 'com.android.application' 11 | apply plugin: 'com.fernandocejas.frodo' 12 | 13 | android { 14 | compileSdkVersion 23 15 | buildToolsVersion '23.0.3' 16 | 17 | defaultConfig { 18 | applicationId "com.murki.flckrdr" 19 | minSdkVersion 19 20 | targetSdkVersion 23 21 | versionCode 2 22 | versionName "1.1" 23 | buildConfigField("String", "FLICKR_API_KEY", FLICKR_API_KEY) 24 | 25 | } 26 | dataBinding { 27 | enabled = true 28 | } 29 | buildTypes { 30 | release { 31 | minifyEnabled false 32 | proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro' 33 | } 34 | } 35 | } 36 | 37 | dependencies { 38 | compile fileTree(dir: 'libs', include: ['*.jar']) 39 | compile 'com.android.support:appcompat-v7:23.4.0' 40 | compile 'com.android.support:cardview-v7:23.4.0' 41 | compile 'com.android.support:design:23.4.0' 42 | compile 'com.android.support:recyclerview-v7:23.4.0' 43 | compile 'com.squareup.dagger:dagger:1.2.2' 44 | compile 'com.squareup.picasso:picasso:2.5.2' 45 | compile 'com.squareup.retrofit:retrofit:2.0.0-beta2' 46 | compile 'com.squareup.retrofit:converter-moshi:2.0.0-beta2' 47 | compile 'com.squareup.retrofit:adapter-rxjava:2.0.0-beta2' 48 | compile 'io.reactivex:rxjava:1.1.1' 49 | compile 'io.reactivex:rxandroid:1.0.1' 50 | } 51 | -------------------------------------------------------------------------------- /app/proguard-rules.pro: -------------------------------------------------------------------------------- 1 | # Add project specific ProGuard rules here. 2 | # By default, the flags in this file are appended to flags specified 3 | # in /Users/mjuarez/Code/android-sdk/tools/proguard/proguard-android.txt 4 | # You can edit the include path and order by changing the proguardFiles 5 | # directive in build.gradle. 6 | # 7 | # For more details, see 8 | # http://developer.android.com/guide/developing/tools/proguard.html 9 | 10 | # Add any project specific keep options here: 11 | 12 | # If your project uses WebView with JS, uncomment the following 13 | # and specify the fully qualified class name to the JavaScript interface 14 | # class: 15 | #-keepclassmembers class fqcn.of.javascript.interface.for.webview { 16 | # public *; 17 | #} 18 | -------------------------------------------------------------------------------- /app/src/androidTest/java/com/murki/flckrdr/ApplicationTest.java: -------------------------------------------------------------------------------- 1 | package com.murki.flckrdr; 2 | 3 | import android.app.Application; 4 | import android.test.ApplicationTestCase; 5 | 6 | /** 7 | * Testing Fundamentals 8 | */ 9 | public class ApplicationTest extends ApplicationTestCase { 10 | public ApplicationTest() { 11 | super(Application.class); 12 | } 13 | } -------------------------------------------------------------------------------- /app/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 2 | 4 | 5 | 6 | 7 | 8 | 9 | 14 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | -------------------------------------------------------------------------------- /app/src/main/java/com/murki/flckrdr/FlickrListActivity.java: -------------------------------------------------------------------------------- 1 | package com.murki.flckrdr; 2 | 3 | import android.support.v7.app.AppCompatActivity; 4 | import android.os.Bundle; 5 | import android.view.LayoutInflater; 6 | import android.view.Menu; 7 | import android.view.MenuItem; 8 | import android.view.ViewGroup; 9 | 10 | public class FlickrListActivity extends AppCompatActivity { 11 | 12 | @Override 13 | protected void onCreate(Bundle savedInstanceState) { 14 | super.onCreate(savedInstanceState); 15 | setContentView(R.layout.activity_flickr_list); 16 | } 17 | 18 | @Override 19 | public boolean onCreateOptionsMenu(Menu menu) { 20 | // Inflate the menu; this adds items to the action bar if it is present. 21 | getMenuInflater().inflate(R.menu.menu_flickr_list, menu); 22 | return true; 23 | } 24 | 25 | @Override 26 | public boolean onOptionsItemSelected(MenuItem item) { 27 | // Handle action bar item clicks here. The action bar will 28 | // automatically handle clicks on the Home/Up button, so long 29 | // as you specify a parent activity in AndroidManifest.xml. 30 | int id = item.getItemId(); 31 | 32 | //noinspection SimplifiableIfStatement 33 | if (id == R.id.action_settings) { 34 | return true; 35 | } 36 | 37 | return super.onOptionsItemSelected(item); 38 | } 39 | } 40 | -------------------------------------------------------------------------------- /app/src/main/java/com/murki/flckrdr/FlickrListAdapter.java: -------------------------------------------------------------------------------- 1 | package com.murki.flckrdr; 2 | 3 | import android.databinding.DataBindingUtil; 4 | import android.databinding.ViewDataBinding; 5 | import android.support.annotation.Nullable; 6 | import android.support.v7.widget.RecyclerView; 7 | import android.util.Log; 8 | import android.view.LayoutInflater; 9 | import android.view.View; 10 | import android.view.ViewGroup; 11 | 12 | import com.murki.flckrdr.viewmodel.FlickrCardVM; 13 | 14 | import java.lang.reflect.Array; 15 | import java.util.ArrayList; 16 | import java.util.List; 17 | 18 | import rx.schedulers.Timestamped; 19 | 20 | public class FlickrListAdapter extends RecyclerView.Adapter { 21 | 22 | private static final String CLASSNAME = FlickrListAdapter.class.getCanonicalName(); 23 | 24 | private Timestamped> dataSet; 25 | 26 | public FlickrListAdapter(Timestamped> dataSet) { 27 | this.dataSet = dataSet; 28 | } 29 | 30 | @Override 31 | public BindingHolder onCreateViewHolder(ViewGroup parent, int type) { 32 | // create a new view 33 | View v = LayoutInflater.from(parent.getContext()) 34 | .inflate(R.layout.flickr_card, parent, false); 35 | 36 | return new BindingHolder(v); 37 | } 38 | 39 | @Override 40 | public void onBindViewHolder(BindingHolder bindingHolder, int i) { 41 | final FlickrCardVM itemVM = dataSet.getValue().get(i); 42 | bindingHolder.getBinding().setVariable(com.murki.flckrdr.BR.viewModel, itemVM); 43 | bindingHolder.getBinding().executePendingBindings(); 44 | } 45 | 46 | @Override 47 | public int getItemCount() { 48 | if (dataSet == null) { 49 | return 0; 50 | } else { 51 | return dataSet.getValue().size(); 52 | } 53 | } 54 | 55 | public long getTimestampMillis() { 56 | return dataSet.getTimestampMillis(); 57 | } 58 | 59 | // Provide a reference to the views for each data item 60 | // Complex data items may need more than one view per item, and 61 | // you provide access to all the views for a data item in a view holder 62 | public static class BindingHolder extends RecyclerView.ViewHolder { 63 | 64 | private ViewDataBinding binding; 65 | 66 | public BindingHolder(View itemView) { 67 | super(itemView); 68 | binding = DataBindingUtil.bind(itemView); 69 | } 70 | 71 | public ViewDataBinding getBinding() { 72 | return binding; 73 | } 74 | } 75 | } 76 | -------------------------------------------------------------------------------- /app/src/main/java/com/murki/flckrdr/FlickrListFragment.java: -------------------------------------------------------------------------------- 1 | package com.murki.flckrdr; 2 | 3 | import android.os.Bundle; 4 | import android.support.annotation.Nullable; 5 | import android.support.v4.app.Fragment; 6 | import android.support.v4.widget.SwipeRefreshLayout; 7 | import android.support.v7.widget.GridLayoutManager; 8 | import android.support.v7.widget.RecyclerView; 9 | import android.util.Log; 10 | import android.view.LayoutInflater; 11 | import android.view.View; 12 | import android.view.ViewGroup; 13 | import android.widget.Toast; 14 | 15 | import com.fernandocejas.frodo.annotation.RxLogObservable; 16 | import com.murki.flckrdr.repository.FlickrDomainService; 17 | import com.murki.flckrdr.viewmodel.FlickrCardVM; 18 | 19 | import java.util.Collections; 20 | import java.util.List; 21 | 22 | import rx.Observable; 23 | import rx.Subscription; 24 | import rx.android.schedulers.AndroidSchedulers; 25 | import rx.functions.Action0; 26 | import rx.functions.Action1; 27 | import rx.schedulers.Timestamped; 28 | 29 | public class FlickrListFragment extends Fragment implements SwipeRefreshLayout.OnRefreshListener, ITimestampedView { 30 | 31 | private static final String CLASSNAME = FlickrListFragment.class.getCanonicalName(); 32 | private FlickrDomainService flickrDomainService; 33 | private RecyclerView recyclerView; 34 | private SwipeRefreshLayout swipeRefreshLayout; 35 | private FlickrListAdapter flickrListAdapter; 36 | private Subscription flickrListSubscription; 37 | 38 | @Override 39 | public long getViewDataTimestampMillis() { 40 | return flickrListAdapter == null ? 0 : flickrListAdapter.getTimestampMillis(); 41 | } 42 | 43 | @Override 44 | public void onCreate(Bundle savedInstanceState) { 45 | super.onCreate(savedInstanceState); 46 | Log.d(CLASSNAME, "onCreate()"); 47 | } 48 | 49 | @Nullable 50 | @Override 51 | public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { 52 | Log.d(CLASSNAME, "onCreateView()"); 53 | 54 | View view = inflater.inflate(R.layout.fragment_flickr_list, container, false); 55 | setupView(view); 56 | return view; 57 | } 58 | 59 | @Override 60 | public void onActivityCreated(@Nullable Bundle savedInstanceState) { 61 | super.onActivityCreated(savedInstanceState); 62 | Log.d(CLASSNAME, "onActivityCreated()"); 63 | 64 | flickrDomainService = new FlickrDomainService(getContext()); // TODO: Inject Singleton 65 | fetchFlickrItems(); 66 | } 67 | 68 | @Override 69 | public void onDestroy() { 70 | super.onDestroy(); 71 | Log.d(CLASSNAME, "onDestroy()"); 72 | 73 | unsubscribe(); 74 | } 75 | 76 | @Override 77 | public void onRefresh() { 78 | Log.d(CLASSNAME, "onRefresh()"); 79 | 80 | fetchFlickrItems(); 81 | } 82 | 83 | private void setupView(View view) { 84 | swipeRefreshLayout = (SwipeRefreshLayout) view.findViewById(R.id.flickr_swipe_refresh); 85 | swipeRefreshLayout.setColorSchemeResources(android.R.color.holo_orange_dark); 86 | swipeRefreshLayout.setOnRefreshListener(this); 87 | 88 | recyclerView = (RecyclerView) view.findViewById(R.id.my_recycler_view); 89 | // use this setting to improve performance if you know that changes 90 | // in content do not change the layout size of the RecyclerView 91 | recyclerView.setHasFixedSize(true); 92 | // use a linear layout manager 93 | recyclerView.setLayoutManager(new GridLayoutManager(getContext(), 2)); 94 | // specify an adapter 95 | recyclerView.setAdapter(flickrListAdapter = new FlickrListAdapter(new Timestamped<>(getViewDataTimestampMillis(), Collections.emptyList()))); 96 | } 97 | 98 | private void fetchFlickrItems() { 99 | isRefreshing(true); 100 | unsubscribe(); 101 | Observable>> recentPhotosObservable = flickrDomainService 102 | .getRecentPhotos(this) 103 | .observeOn(AndroidSchedulers.mainThread(), true); // delayError = true 104 | 105 | flickrListSubscription = recentPhotosObservable.subscribe(flickrRecentPhotosOnNext, flickrRecentPhotosOnError, flickrRecenPhotosOnComplete); 106 | } 107 | 108 | private void isRefreshing(final boolean isRefreshing) { 109 | swipeRefreshLayout.post(new Runnable() { 110 | @Override 111 | public void run() { 112 | swipeRefreshLayout.setRefreshing(isRefreshing); 113 | } 114 | }); 115 | } 116 | 117 | private final Action1>> flickrRecentPhotosOnNext = new Action1>>() { 118 | @Override 119 | public void call(Timestamped> flickrCardVMs) { 120 | Log.d(CLASSNAME, "flickrRecentPhotosOnNext.call() - Displaying card VMs in Adapter"); 121 | // refresh the list adapter 122 | recyclerView.swapAdapter(flickrListAdapter = new FlickrListAdapter(flickrCardVMs), false); 123 | } 124 | }; 125 | 126 | private final Action1 flickrRecentPhotosOnError = new Action1() { 127 | @Override 128 | public void call(Throwable throwable) { 129 | Log.e(CLASSNAME, "flickrRecentPhotosOnError.call() - ERROR", throwable); 130 | isRefreshing(false); 131 | Toast.makeText(getActivity(), "OnError=" + throwable.getMessage(), Toast.LENGTH_LONG).show(); 132 | } 133 | }; 134 | 135 | private final Action0 flickrRecenPhotosOnComplete = new Action0() { 136 | @Override 137 | public void call() { 138 | Log.d(CLASSNAME, "flickrRecenPhotosOnComplete.call() - Data completed. Loading done."); 139 | isRefreshing(false); 140 | } 141 | }; 142 | 143 | private void unsubscribe() { 144 | if (flickrListSubscription != null) { 145 | flickrListSubscription.unsubscribe(); 146 | flickrListSubscription = null; 147 | } 148 | } 149 | } 150 | -------------------------------------------------------------------------------- /app/src/main/java/com/murki/flckrdr/ITimestampedView.java: -------------------------------------------------------------------------------- 1 | package com.murki.flckrdr; 2 | 3 | public interface ITimestampedView { 4 | long getViewDataTimestampMillis(); 5 | } 6 | -------------------------------------------------------------------------------- /app/src/main/java/com/murki/flckrdr/model/FlickrPhoto.java: -------------------------------------------------------------------------------- 1 | package com.murki.flckrdr.model; 2 | 3 | public class FlickrPhoto { 4 | 5 | public String id; 6 | 7 | public String title; 8 | 9 | public String url_n; 10 | 11 | } 12 | -------------------------------------------------------------------------------- /app/src/main/java/com/murki/flckrdr/model/PhotosSummary.java: -------------------------------------------------------------------------------- 1 | package com.murki.flckrdr.model; 2 | 3 | import java.util.List; 4 | 5 | public class PhotosSummary { 6 | public List photo; 7 | } 8 | -------------------------------------------------------------------------------- /app/src/main/java/com/murki/flckrdr/model/RecentPhotosResponse.java: -------------------------------------------------------------------------------- 1 | package com.murki.flckrdr.model; 2 | 3 | public class RecentPhotosResponse { 4 | public PhotosSummary photos; 5 | } 6 | -------------------------------------------------------------------------------- /app/src/main/java/com/murki/flckrdr/repository/FlickrDiskRepository.java: -------------------------------------------------------------------------------- 1 | package com.murki.flckrdr.repository; 2 | 3 | import android.content.Context; 4 | import android.content.SharedPreferences; 5 | import android.preference.PreferenceManager; 6 | import android.text.TextUtils; 7 | 8 | import com.fernandocejas.frodo.annotation.RxLogObservable; 9 | import com.murki.flckrdr.model.RecentPhotosResponse; 10 | import com.squareup.moshi.JsonAdapter; 11 | import com.squareup.moshi.Moshi; 12 | import com.squareup.moshi.Types; 13 | 14 | import java.lang.reflect.Type; 15 | import java.util.concurrent.Callable; 16 | 17 | import rx.Observable; 18 | import rx.schedulers.Timestamped; 19 | 20 | public class FlickrDiskRepository { 21 | 22 | private static final String CLASSNAME = FlickrDiskRepository.class.getCanonicalName(); 23 | private final static String RECENT_PHOTOS_RESPONSE_KEY = CLASSNAME + ".RecentPhotosResponseKey"; 24 | 25 | private final SharedPreferences sharedPreferences; 26 | private final JsonAdapter> flickrPhotosJsonAdapter; 27 | 28 | public FlickrDiskRepository(Context context) { 29 | sharedPreferences = PreferenceManager.getDefaultSharedPreferences(context); 30 | Moshi moshi = new Moshi.Builder().build(); 31 | Type adapterType = Types.newParameterizedType(Timestamped.class, RecentPhotosResponse.class); 32 | flickrPhotosJsonAdapter = moshi.adapter(adapterType); 33 | } 34 | 35 | public void savePhotos(Timestamped photos) { 36 | String serializedPhotoList = flickrPhotosJsonAdapter.toJson(photos); 37 | sharedPreferences.edit().putString(RECENT_PHOTOS_RESPONSE_KEY, serializedPhotoList).apply(); 38 | } 39 | 40 | @RxLogObservable 41 | public Observable> getRecentPhotos() { 42 | return Observable.fromCallable(new Callable>() { 43 | @Override 44 | public Timestamped call() throws Exception { 45 | // if (true) throw new RuntimeException("DISK.getRecentPhotos() fake Exception!"); 46 | String serializedPhotoList = sharedPreferences.getString(RECENT_PHOTOS_RESPONSE_KEY, ""); 47 | Timestamped photos = null; 48 | if (!TextUtils.isEmpty(serializedPhotoList)) { 49 | photos = flickrPhotosJsonAdapter.fromJson(serializedPhotoList); 50 | } 51 | return photos; 52 | } 53 | }); 54 | } 55 | } -------------------------------------------------------------------------------- /app/src/main/java/com/murki/flckrdr/repository/FlickrDomainService.java: -------------------------------------------------------------------------------- 1 | package com.murki.flckrdr.repository; 2 | 3 | import android.content.Context; 4 | import android.util.Log; 5 | 6 | import com.fernandocejas.frodo.annotation.RxLogObservable; 7 | import com.murki.flckrdr.ITimestampedView; 8 | import com.murki.flckrdr.model.RecentPhotosResponse; 9 | import com.murki.flckrdr.viewmodel.FlickrModelToVmMapping; 10 | import com.murki.flckrdr.viewmodel.FlickrCardVM; 11 | 12 | import java.util.List; 13 | 14 | import rx.Observable; 15 | import rx.functions.Action1; 16 | import rx.functions.Func1; 17 | import rx.schedulers.Schedulers; 18 | import rx.schedulers.Timestamped; 19 | 20 | public class FlickrDomainService { 21 | 22 | private static final String CLASSNAME = FlickrDomainService.class.getCanonicalName(); 23 | 24 | private final FlickrNetworkRepository flickrNetworkRepository; 25 | private final FlickrDiskRepository flickrDiskRepository; 26 | 27 | public FlickrDomainService(Context context) { 28 | flickrNetworkRepository = new FlickrNetworkRepository(); // TODO: Inject Singleton 29 | flickrDiskRepository = new FlickrDiskRepository(context); // TODO: Inject Singleton 30 | } 31 | 32 | @RxLogObservable 33 | public Observable>> getRecentPhotos(ITimestampedView timestampedView) { 34 | return getMergedPhotos() 35 | .filter(getRecentPhotosFilter(timestampedView)) 36 | .map(FlickrModelToVmMapping.instance()); 37 | } 38 | 39 | @RxLogObservable 40 | private Observable> getMergedPhotos() { 41 | return Observable.mergeDelayError( 42 | flickrDiskRepository.getRecentPhotos().subscribeOn(Schedulers.io()), 43 | flickrNetworkRepository.getRecentPhotos().timestamp().doOnNext(new Action1>() { 44 | @Override 45 | public void call(Timestamped recentPhotosResponse) { 46 | Log.d(CLASSNAME, "flickrApiRepository.getRecentPhotos().doOnNext() - Saving photos to disk - thread=" + Thread.currentThread().getName()); 47 | flickrDiskRepository.savePhotos(recentPhotosResponse); 48 | } 49 | }).subscribeOn(Schedulers.io()) 50 | ); 51 | } 52 | 53 | private Func1, Boolean> getRecentPhotosFilter(final ITimestampedView timestampedView) { 54 | return new Func1, Boolean>() { 55 | @Override 56 | public Boolean call(Timestamped recentPhotosResponseTimestamped) { 57 | 58 | StringBuilder logMessage = new StringBuilder("getMergedPhotos().filter() - Filtering results"); 59 | if (recentPhotosResponseTimestamped == null) { 60 | logMessage.append(", recentPhotosResponseTimestamped is null"); 61 | } else { 62 | logMessage.append(", timestamps=").append(recentPhotosResponseTimestamped.getTimestampMillis()).append(">").append(timestampedView.getViewDataTimestampMillis()).append("?"); 63 | } 64 | logMessage.append(", thread=").append(Thread.currentThread().getName()); 65 | Log.d(CLASSNAME, logMessage.toString()); 66 | 67 | // filter it 68 | // if result is null - ignore it 69 | // if timestamp of new arrived (emission) data is less than timestamp of already displayed data — ignore it. 70 | return recentPhotosResponseTimestamped != null 71 | && recentPhotosResponseTimestamped.getValue() != null 72 | && recentPhotosResponseTimestamped.getValue().photos != null 73 | && recentPhotosResponseTimestamped.getTimestampMillis() > timestampedView.getViewDataTimestampMillis(); 74 | } 75 | }; 76 | } 77 | } 78 | -------------------------------------------------------------------------------- /app/src/main/java/com/murki/flckrdr/repository/FlickrNetworkRepository.java: -------------------------------------------------------------------------------- 1 | package com.murki.flckrdr.repository; 2 | 3 | import com.fernandocejas.frodo.annotation.RxLogObservable; 4 | import com.murki.flckrdr.BuildConfig; 5 | import com.murki.flckrdr.model.RecentPhotosResponse; 6 | 7 | import retrofit.MoshiConverterFactory; 8 | import retrofit.Retrofit; 9 | import retrofit.RxJavaCallAdapterFactory; 10 | import retrofit.http.GET; 11 | import rx.Observable; 12 | 13 | public class FlickrNetworkRepository { 14 | 15 | private static final String CLASSNAME = FlickrNetworkRepository.class.getCanonicalName(); 16 | private static final String ENDPOINT = "https://api.flickr.com/services/rest/"; 17 | private static IFlickrAPI flickrAPI; 18 | 19 | public FlickrNetworkRepository() { 20 | if (flickrAPI == null) { 21 | Retrofit retrofit = new Retrofit.Builder() 22 | .baseUrl(ENDPOINT) 23 | .addConverterFactory(MoshiConverterFactory.create()) 24 | .addCallAdapterFactory(RxJavaCallAdapterFactory.create()) 25 | .build(); 26 | 27 | flickrAPI = retrofit.create(IFlickrAPI.class); 28 | } 29 | } 30 | 31 | @RxLogObservable 32 | public Observable getRecentPhotos() { 33 | // if (true) return Observable.error(new RuntimeException("NETWORK.getRecentPhotos() fake Exception!")); 34 | return flickrAPI.getRecentPhotos(); 35 | } 36 | 37 | private interface IFlickrAPI { 38 | @GET("?method=flickr.photos.getRecent&format=json&nojsoncallback=1&extras=url_n&api_key=" + BuildConfig.FLICKR_API_KEY) 39 | Observable getRecentPhotos(); 40 | } 41 | } 42 | -------------------------------------------------------------------------------- /app/src/main/java/com/murki/flckrdr/viewmodel/FlickrCardVM.java: -------------------------------------------------------------------------------- 1 | package com.murki.flckrdr.viewmodel; 2 | 3 | import android.databinding.BindingAdapter; 4 | import android.widget.ImageView; 5 | 6 | import com.murki.flckrdr.BuildConfig; 7 | import com.squareup.picasso.Picasso; 8 | 9 | public class FlickrCardVM { 10 | private final String title; 11 | private final String imageUrl; 12 | 13 | public FlickrCardVM(String title, String imageUrl) { 14 | this.title = title; 15 | this.imageUrl = imageUrl; 16 | } 17 | 18 | public String getTitle() { 19 | return title; 20 | } 21 | 22 | public String getImageUrl() { 23 | return imageUrl; 24 | } 25 | 26 | @BindingAdapter({"bind:imageUrl"}) 27 | public static void loadImage(ImageView view, String url) { 28 | Picasso pic = Picasso.with(view.getContext()); 29 | // if (BuildConfig.DEBUG) { 30 | // pic.setLoggingEnabled(true); 31 | // } 32 | pic.load(url).into(view); 33 | } 34 | } 35 | -------------------------------------------------------------------------------- /app/src/main/java/com/murki/flckrdr/viewmodel/FlickrModelToVmMapping.java: -------------------------------------------------------------------------------- 1 | package com.murki.flckrdr.viewmodel; 2 | 3 | import android.util.Log; 4 | 5 | import com.murki.flckrdr.model.FlickrPhoto; 6 | import com.murki.flckrdr.model.RecentPhotosResponse; 7 | 8 | import java.util.ArrayList; 9 | import java.util.List; 10 | 11 | import rx.functions.Func1; 12 | import rx.schedulers.Timestamped; 13 | 14 | public class FlickrModelToVmMapping implements Func1, Timestamped>> { 15 | 16 | private static final String CLASSNAME = FlickrModelToVmMapping.class.getCanonicalName(); 17 | private static volatile FlickrModelToVmMapping instance; 18 | 19 | public static FlickrModelToVmMapping instance() { 20 | if (instance == null) { 21 | instance = new FlickrModelToVmMapping(); 22 | } 23 | return instance; 24 | } 25 | 26 | @Override 27 | public Timestamped> call(Timestamped recentPhotosResponse) { 28 | List photoList = recentPhotosResponse.getValue().photos.photo; 29 | Log.d(CLASSNAME, "FlickrModelToVmMapping.call() - Response list size=" + photoList.size()); 30 | List flickrCardVMs = new ArrayList<>(photoList.size()); 31 | for (FlickrPhoto photo : photoList) { 32 | flickrCardVMs.add(new FlickrCardVM(photo.title, photo.url_n)); 33 | } 34 | return new Timestamped<>(recentPhotosResponse.getTimestampMillis(), flickrCardVMs); 35 | } 36 | } 37 | -------------------------------------------------------------------------------- /app/src/main/res/drawable/gradient_shape.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 10 | -------------------------------------------------------------------------------- /app/src/main/res/layout/activity_flickr_list.xml: -------------------------------------------------------------------------------- 1 | 2 | -------------------------------------------------------------------------------- /app/src/main/res/layout/flickr_card.xml: -------------------------------------------------------------------------------- 1 | 2 | 5 | 6 | 7 | 10 | 11 | 12 | 16 | 17 | 18 | 25 | 28 | 29 | 36 | 37 | 52 | 53 | 54 | 55 | -------------------------------------------------------------------------------- /app/src/main/res/layout/fragment_flickr_list.xml: -------------------------------------------------------------------------------- 1 | 2 | 6 | 10 | 16 | 17 | -------------------------------------------------------------------------------- /app/src/main/res/menu/menu_flickr_list.xml: -------------------------------------------------------------------------------- 1 | 4 | 6 | 7 | -------------------------------------------------------------------------------- /app/src/main/res/menu/menu_main.xml: -------------------------------------------------------------------------------- 1 | 4 | 6 | 7 | -------------------------------------------------------------------------------- /app/src/main/res/mipmap-hdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/murki/chaining-rxjava/f142270dbe4fe835445a81f6cb53d42364701366/app/src/main/res/mipmap-hdpi/ic_launcher.png -------------------------------------------------------------------------------- /app/src/main/res/mipmap-mdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/murki/chaining-rxjava/f142270dbe4fe835445a81f6cb53d42364701366/app/src/main/res/mipmap-mdpi/ic_launcher.png -------------------------------------------------------------------------------- /app/src/main/res/mipmap-xhdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/murki/chaining-rxjava/f142270dbe4fe835445a81f6cb53d42364701366/app/src/main/res/mipmap-xhdpi/ic_launcher.png -------------------------------------------------------------------------------- /app/src/main/res/mipmap-xxhdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/murki/chaining-rxjava/f142270dbe4fe835445a81f6cb53d42364701366/app/src/main/res/mipmap-xxhdpi/ic_launcher.png -------------------------------------------------------------------------------- /app/src/main/res/values-w820dp/dimens.xml: -------------------------------------------------------------------------------- 1 | 2 | 5 | 64dp 6 | 7 | -------------------------------------------------------------------------------- /app/src/main/res/values/dimens.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 16dp 4 | 16dp 5 | 6 | -------------------------------------------------------------------------------- /app/src/main/res/values/strings.xml: -------------------------------------------------------------------------------- 1 | 2 | Flickr Readr 3 | 4 | Settings 5 | FlickrList 6 | 7 | -------------------------------------------------------------------------------- /app/src/main/res/values/styles.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 7 | 8 | 9 | -------------------------------------------------------------------------------- /build.gradle: -------------------------------------------------------------------------------- 1 | // Top-level build file where you can add configuration options common to all sub-projects/modules. 2 | 3 | buildscript { 4 | repositories { 5 | jcenter() 6 | } 7 | dependencies { 8 | classpath 'com.android.tools.build:gradle:2.2.2' 9 | } 10 | } 11 | 12 | allprojects { 13 | repositories { 14 | jcenter() 15 | } 16 | } 17 | -------------------------------------------------------------------------------- /chaining-rxjava-1.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/murki/chaining-rxjava/f142270dbe4fe835445a81f6cb53d42364701366/chaining-rxjava-1.png -------------------------------------------------------------------------------- /chaining-rxjava-2.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/murki/chaining-rxjava/f142270dbe4fe835445a81f6cb53d42364701366/chaining-rxjava-2.png -------------------------------------------------------------------------------- /gradle.properties: -------------------------------------------------------------------------------- 1 | # Project-wide Gradle settings. 2 | 3 | # IDE (e.g. Android Studio) users: 4 | # Gradle settings configured through the IDE *will override* 5 | # any settings specified in this file. 6 | 7 | # For more details on how to configure your build environment visit 8 | # http://www.gradle.org/docs/current/userguide/build_environment.html 9 | 10 | # Specifies the JVM arguments used for the daemon process. 11 | # The setting is particularly useful for tweaking memory settings. 12 | # Default value: -Xmx10248m -XX:MaxPermSize=256m 13 | # org.gradle.jvmargs=-Xmx2048m -XX:MaxPermSize=512m -XX:+HeapDumpOnOutOfMemoryError -Dfile.encoding=UTF-8 14 | 15 | # When configured, Gradle will run in incubating parallel mode. 16 | # This option should only be used with decoupled projects. More details, visit 17 | # http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects 18 | # org.gradle.parallel=true -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.jar: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/murki/chaining-rxjava/f142270dbe4fe835445a81f6cb53d42364701366/gradle/wrapper/gradle-wrapper.jar -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.properties: -------------------------------------------------------------------------------- 1 | #Thu Nov 24 10:42:43 PST 2016 2 | distributionBase=GRADLE_USER_HOME 3 | distributionPath=wrapper/dists 4 | zipStoreBase=GRADLE_USER_HOME 5 | zipStorePath=wrapper/dists 6 | distributionUrl=https\://services.gradle.org/distributions/gradle-2.14.1-all.zip 7 | -------------------------------------------------------------------------------- /gradlew: -------------------------------------------------------------------------------- 1 | #!/usr/bin/env bash 2 | 3 | ############################################################################## 4 | ## 5 | ## Gradle start up script for UN*X 6 | ## 7 | ############################################################################## 8 | 9 | # Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. 10 | DEFAULT_JVM_OPTS="" 11 | 12 | APP_NAME="Gradle" 13 | APP_BASE_NAME=`basename "$0"` 14 | 15 | # Use the maximum available, or set MAX_FD != -1 to use that value. 16 | MAX_FD="maximum" 17 | 18 | warn ( ) { 19 | echo "$*" 20 | } 21 | 22 | die ( ) { 23 | echo 24 | echo "$*" 25 | echo 26 | exit 1 27 | } 28 | 29 | # OS specific support (must be 'true' or 'false'). 30 | cygwin=false 31 | msys=false 32 | darwin=false 33 | case "`uname`" in 34 | CYGWIN* ) 35 | cygwin=true 36 | ;; 37 | Darwin* ) 38 | darwin=true 39 | ;; 40 | MINGW* ) 41 | msys=true 42 | ;; 43 | esac 44 | 45 | # For Cygwin, ensure paths are in UNIX format before anything is touched. 46 | if $cygwin ; then 47 | [ -n "$JAVA_HOME" ] && JAVA_HOME=`cygpath --unix "$JAVA_HOME"` 48 | fi 49 | 50 | # Attempt to set APP_HOME 51 | # Resolve links: $0 may be a link 52 | PRG="$0" 53 | # Need this for relative symlinks. 54 | while [ -h "$PRG" ] ; do 55 | ls=`ls -ld "$PRG"` 56 | link=`expr "$ls" : '.*-> \(.*\)$'` 57 | if expr "$link" : '/.*' > /dev/null; then 58 | PRG="$link" 59 | else 60 | PRG=`dirname "$PRG"`"/$link" 61 | fi 62 | done 63 | SAVED="`pwd`" 64 | cd "`dirname \"$PRG\"`/" >&- 65 | APP_HOME="`pwd -P`" 66 | cd "$SAVED" >&- 67 | 68 | CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar 69 | 70 | # Determine the Java command to use to start the JVM. 71 | if [ -n "$JAVA_HOME" ] ; then 72 | if [ -x "$JAVA_HOME/jre/sh/java" ] ; then 73 | # IBM's JDK on AIX uses strange locations for the executables 74 | JAVACMD="$JAVA_HOME/jre/sh/java" 75 | else 76 | JAVACMD="$JAVA_HOME/bin/java" 77 | fi 78 | if [ ! -x "$JAVACMD" ] ; then 79 | die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME 80 | 81 | Please set the JAVA_HOME variable in your environment to match the 82 | location of your Java installation." 83 | fi 84 | else 85 | JAVACMD="java" 86 | which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 87 | 88 | Please set the JAVA_HOME variable in your environment to match the 89 | location of your Java installation." 90 | fi 91 | 92 | # Increase the maximum file descriptors if we can. 93 | if [ "$cygwin" = "false" -a "$darwin" = "false" ] ; then 94 | MAX_FD_LIMIT=`ulimit -H -n` 95 | if [ $? -eq 0 ] ; then 96 | if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then 97 | MAX_FD="$MAX_FD_LIMIT" 98 | fi 99 | ulimit -n $MAX_FD 100 | if [ $? -ne 0 ] ; then 101 | warn "Could not set maximum file descriptor limit: $MAX_FD" 102 | fi 103 | else 104 | warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT" 105 | fi 106 | fi 107 | 108 | # For Darwin, add options to specify how the application appears in the dock 109 | if $darwin; then 110 | GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\"" 111 | fi 112 | 113 | # For Cygwin, switch paths to Windows format before running java 114 | if $cygwin ; then 115 | APP_HOME=`cygpath --path --mixed "$APP_HOME"` 116 | CLASSPATH=`cygpath --path --mixed "$CLASSPATH"` 117 | 118 | # We build the pattern for arguments to be converted via cygpath 119 | ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null` 120 | SEP="" 121 | for dir in $ROOTDIRSRAW ; do 122 | ROOTDIRS="$ROOTDIRS$SEP$dir" 123 | SEP="|" 124 | done 125 | OURCYGPATTERN="(^($ROOTDIRS))" 126 | # Add a user-defined pattern to the cygpath arguments 127 | if [ "$GRADLE_CYGPATTERN" != "" ] ; then 128 | OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)" 129 | fi 130 | # Now convert the arguments - kludge to limit ourselves to /bin/sh 131 | i=0 132 | for arg in "$@" ; do 133 | CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -` 134 | CHECK2=`echo "$arg"|egrep -c "^-"` ### Determine if an option 135 | 136 | if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then ### Added a condition 137 | eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"` 138 | else 139 | eval `echo args$i`="\"$arg\"" 140 | fi 141 | i=$((i+1)) 142 | done 143 | case $i in 144 | (0) set -- ;; 145 | (1) set -- "$args0" ;; 146 | (2) set -- "$args0" "$args1" ;; 147 | (3) set -- "$args0" "$args1" "$args2" ;; 148 | (4) set -- "$args0" "$args1" "$args2" "$args3" ;; 149 | (5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;; 150 | (6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;; 151 | (7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;; 152 | (8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;; 153 | (9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;; 154 | esac 155 | fi 156 | 157 | # Split up the JVM_OPTS And GRADLE_OPTS values into an array, following the shell quoting and substitution rules 158 | function splitJvmOpts() { 159 | JVM_OPTS=("$@") 160 | } 161 | eval splitJvmOpts $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS 162 | JVM_OPTS[${#JVM_OPTS[*]}]="-Dorg.gradle.appname=$APP_BASE_NAME" 163 | 164 | exec "$JAVACMD" "${JVM_OPTS[@]}" -classpath "$CLASSPATH" org.gradle.wrapper.GradleWrapperMain "$@" 165 | -------------------------------------------------------------------------------- /gradlew.bat: -------------------------------------------------------------------------------- 1 | @if "%DEBUG%" == "" @echo off 2 | @rem ########################################################################## 3 | @rem 4 | @rem Gradle startup script for Windows 5 | @rem 6 | @rem ########################################################################## 7 | 8 | @rem Set local scope for the variables with windows NT shell 9 | if "%OS%"=="Windows_NT" setlocal 10 | 11 | @rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. 12 | set DEFAULT_JVM_OPTS= 13 | 14 | set DIRNAME=%~dp0 15 | if "%DIRNAME%" == "" set DIRNAME=. 16 | set APP_BASE_NAME=%~n0 17 | set APP_HOME=%DIRNAME% 18 | 19 | @rem Find java.exe 20 | if defined JAVA_HOME goto findJavaFromJavaHome 21 | 22 | set JAVA_EXE=java.exe 23 | %JAVA_EXE% -version >NUL 2>&1 24 | if "%ERRORLEVEL%" == "0" goto init 25 | 26 | echo. 27 | echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 28 | echo. 29 | echo Please set the JAVA_HOME variable in your environment to match the 30 | echo location of your Java installation. 31 | 32 | goto fail 33 | 34 | :findJavaFromJavaHome 35 | set JAVA_HOME=%JAVA_HOME:"=% 36 | set JAVA_EXE=%JAVA_HOME%/bin/java.exe 37 | 38 | if exist "%JAVA_EXE%" goto init 39 | 40 | echo. 41 | echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME% 42 | echo. 43 | echo Please set the JAVA_HOME variable in your environment to match the 44 | echo location of your Java installation. 45 | 46 | goto fail 47 | 48 | :init 49 | @rem Get command-line arguments, handling Windowz variants 50 | 51 | if not "%OS%" == "Windows_NT" goto win9xME_args 52 | if "%@eval[2+2]" == "4" goto 4NT_args 53 | 54 | :win9xME_args 55 | @rem Slurp the command line arguments. 56 | set CMD_LINE_ARGS= 57 | set _SKIP=2 58 | 59 | :win9xME_args_slurp 60 | if "x%~1" == "x" goto execute 61 | 62 | set CMD_LINE_ARGS=%* 63 | goto execute 64 | 65 | :4NT_args 66 | @rem Get arguments from the 4NT Shell from JP Software 67 | set CMD_LINE_ARGS=%$ 68 | 69 | :execute 70 | @rem Setup the command line 71 | 72 | set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar 73 | 74 | @rem Execute Gradle 75 | "%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %CMD_LINE_ARGS% 76 | 77 | :end 78 | @rem End local scope for the variables with windows NT shell 79 | if "%ERRORLEVEL%"=="0" goto mainEnd 80 | 81 | :fail 82 | rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of 83 | rem the _cmd.exe /c_ return code! 84 | if not "" == "%GRADLE_EXIT_CONSOLE%" exit 1 85 | exit /b 1 86 | 87 | :mainEnd 88 | if "%OS%"=="Windows_NT" endlocal 89 | 90 | :omega 91 | -------------------------------------------------------------------------------- /screenshot-2016-03-29_13.42.59.680.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/murki/chaining-rxjava/f142270dbe4fe835445a81f6cb53d42364701366/screenshot-2016-03-29_13.42.59.680.png -------------------------------------------------------------------------------- /settings.gradle: -------------------------------------------------------------------------------- 1 | include ':app' 2 | --------------------------------------------------------------------------------