├── .gitignore ├── .travis.yml ├── README.md ├── app ├── .gitignore ├── build.gradle ├── proguard-rules.pro └── src │ ├── androidTest │ └── java │ │ └── com │ │ └── codepath │ │ └── daggerexample │ │ └── ApplicationTest.java │ ├── main │ ├── AndroidManifest.xml │ ├── java │ │ └── com │ │ │ └── codepath │ │ │ └── daggerexample │ │ │ ├── MainActivity.java │ │ │ ├── MyApp.java │ │ │ ├── di │ │ │ ├── components │ │ │ │ ├── GitHubComponent.java │ │ │ │ └── NetComponent.java │ │ │ ├── modules │ │ │ │ ├── AppModule.java │ │ │ │ ├── GitHubModule.java │ │ │ │ └── NetModule.java │ │ │ └── scopes │ │ │ │ └── UserScope.java │ │ │ ├── models │ │ │ └── Repository.java │ │ │ └── network │ │ │ └── interfaces │ │ │ └── GitHubApiInterface.java │ └── res │ │ ├── layout │ │ ├── activity_main.xml │ │ └── content_main.xml │ │ ├── menu │ │ └── menu_main.xml │ │ ├── mipmap-hdpi │ │ └── ic_launcher.png │ │ ├── mipmap-mdpi │ │ └── ic_launcher.png │ │ ├── mipmap-xhdpi │ │ └── ic_launcher.png │ │ ├── mipmap-xxhdpi │ │ └── ic_launcher.png │ │ ├── mipmap-xxxhdpi │ │ └── ic_launcher.png │ │ ├── values-v21 │ │ └── styles.xml │ │ ├── values-w820dp │ │ └── dimens.xml │ │ └── values │ │ ├── colors.xml │ │ ├── dimens.xml │ │ ├── strings.xml │ │ └── styles.xml │ └── test │ └── java │ └── codepath │ └── com │ └── daggerexample │ └── ExampleUnitTest.java ├── build.gradle ├── gradle.properties ├── gradle └── wrapper │ ├── gradle-wrapper.jar │ └── gradle-wrapper.properties ├── gradlew ├── gradlew.bat └── settings.gradle /.gitignore: -------------------------------------------------------------------------------- 1 | # built application files 2 | *.apk 3 | *.ap_ 4 | 5 | # files for the dex VM 6 | *.dex 7 | 8 | # Java class files 9 | *.class 10 | 11 | # generated files 12 | bin/ 13 | gen/ 14 | 15 | # Local configuration file (sdk path, etc) 16 | local.properties 17 | 18 | # Proguard folder generated by Eclipse 19 | proguard/ 20 | proguard-project.txt 21 | 22 | # Android Studio 23 | *.iml 24 | *.ipr 25 | *.iws 26 | .gradle/** 27 | build/** 28 | .idea/** 29 | import-summary.txt 30 | *.pydevproject 31 | .project 32 | .metadata 33 | .gradle 34 | bin/** 35 | tmp/** 36 | tmp/**/* 37 | *.tmp 38 | *.bak 39 | *.swp 40 | *~.nib 41 | .classpath 42 | .settings/ 43 | .loadpath 44 | 45 | # External tool builders 46 | .externalToolBuilders/ 47 | 48 | # Locally stored "Eclipse launch configurations" 49 | *.launch 50 | 51 | # CDT-specific 52 | .cproject 53 | 54 | # PDT-specific 55 | .buildpath -------------------------------------------------------------------------------- /.travis.yml: -------------------------------------------------------------------------------- 1 | language: android 2 | sudo: false 3 | android: 4 | components: 5 | - build-tools-23.0.1 6 | - android-23 7 | - extra-android-m2repository 8 | - extra-google-m2repository 9 | licenses: 10 | - android-sdk-license-.+ 11 | script: 12 | - "./gradlew build check --daemon" -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | ### Overview 2 | 3 | This code sample shows how to use Dagger 2 with Retrofit, OkHttp, and Gson. 4 | 5 | For more context, see https://github.com/codepath/android_guides/wiki/Dependency-Injection-with-Dagger-2. 6 | -------------------------------------------------------------------------------- /app/.gitignore: -------------------------------------------------------------------------------- 1 | /build 2 | -------------------------------------------------------------------------------- /app/build.gradle: -------------------------------------------------------------------------------- 1 | apply plugin: 'com.android.application' 2 | apply plugin: 'com.neenbedankt.android-apt' 3 | 4 | android { 5 | compileSdkVersion 23 6 | buildToolsVersion "23.0.3" 7 | 8 | defaultConfig { 9 | applicationId "codepath.com.daggerexample" 10 | minSdkVersion 16 11 | targetSdkVersion 23 12 | versionCode 1 13 | versionName "1.0" 14 | } 15 | buildTypes { 16 | release { 17 | minifyEnabled false 18 | proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro' 19 | } 20 | } 21 | } 22 | 23 | dependencies { 24 | compile fileTree(dir: 'libs', include: ['*.jar']) 25 | testCompile 'junit:junit:4.12' 26 | compile 'com.android.support:appcompat-v7:23.1.0' 27 | compile 'com.android.support:design:23.1.0' 28 | compile 'com.google.dagger:dagger:2.0' 29 | provided 'com.google.dagger:dagger-compiler:2.0' 30 | provided 'org.glassfish:javax.annotation:10.0-b28' 31 | compile 'com.google.code.gson:gson:2.4' 32 | compile 'com.squareup.retrofit:retrofit:2.0.0-beta2' 33 | compile 'com.squareup.retrofit:converter-gson:2.0.0-beta2' 34 | compile 'com.squareup.okhttp:okhttp:2.4.0' 35 | } 36 | -------------------------------------------------------------------------------- /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/rhu/Library/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/codepath/daggerexample/ApplicationTest.java: -------------------------------------------------------------------------------- 1 | package com.codepath.daggerexample; 2 | 3 | import android.app.Application; 4 | import android.test.ApplicationTestCase; 5 | 6 | /** 7 | * Testing Fundamentals 8 | */ 9 | public class ApplicationTest extends ApplicationTestCase { 10 | 11 | public ApplicationTest() { 12 | super(Application.class); 13 | } 14 | } -------------------------------------------------------------------------------- /app/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 2 | 4 | 5 | 6 | 7 | 8 | 15 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | -------------------------------------------------------------------------------- /app/src/main/java/com/codepath/daggerexample/MainActivity.java: -------------------------------------------------------------------------------- 1 | package com.codepath.daggerexample; 2 | 3 | import com.codepath.daggerexample.models.Repository; 4 | import com.codepath.daggerexample.network.interfaces.GitHubApiInterface; 5 | 6 | import android.content.SharedPreferences; 7 | import android.os.Bundle; 8 | import android.support.design.widget.FloatingActionButton; 9 | import android.support.design.widget.Snackbar; 10 | import android.support.v7.app.AppCompatActivity; 11 | import android.support.v7.widget.Toolbar; 12 | import android.util.Log; 13 | import android.view.Menu; 14 | import android.view.MenuItem; 15 | import android.view.View; 16 | 17 | import java.util.ArrayList; 18 | 19 | import javax.inject.Inject; 20 | 21 | import retrofit.Call; 22 | import retrofit.Callback; 23 | import retrofit.Response; 24 | import retrofit.Retrofit; 25 | 26 | public class MainActivity extends AppCompatActivity { 27 | 28 | @Inject 29 | SharedPreferences mSharedPreferences; 30 | 31 | @Inject 32 | Retrofit mRetrofit; 33 | 34 | @Inject 35 | GitHubApiInterface mGitHubApiInterface; 36 | 37 | @Override 38 | protected void onCreate(Bundle savedInstanceState) { 39 | super.onCreate(savedInstanceState); 40 | setContentView(R.layout.activity_main); 41 | Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar); 42 | setSupportActionBar(toolbar); 43 | 44 | FloatingActionButton fab = (FloatingActionButton) findViewById(R.id.fab); 45 | fab.setOnClickListener(new View.OnClickListener() { 46 | @Override 47 | public void onClick(final View view) { 48 | Call> call = mGitHubApiInterface.getRepository("codepath"); 49 | 50 | call.enqueue(new Callback>() { 51 | @Override 52 | public void onResponse(Response> response, Retrofit retrofit) { 53 | if (response.isSuccess()) { 54 | Log.i("DEBUG", response.body().toString()); 55 | Snackbar.make(view,"Data retrieved", Snackbar.LENGTH_LONG) 56 | .setAction("Action",null).show(); 57 | } else { 58 | Log.i("ERROR", String.valueOf(response.code())); 59 | } 60 | 61 | } 62 | 63 | @Override 64 | public void onFailure(Throwable t) { 65 | 66 | } 67 | }); 68 | } 69 | 70 | }); 71 | 72 | ((MyApp) getApplication()).getGitHubComponent().inject(this); 73 | } 74 | 75 | @Override 76 | public boolean onCreateOptionsMenu(Menu menu) { 77 | // Inflate the menu; this adds items to the action bar if it is present. 78 | getMenuInflater().inflate(R.menu.menu_main, menu); 79 | return true; 80 | } 81 | 82 | @Override 83 | public boolean onOptionsItemSelected(MenuItem item) { 84 | // Handle action bar item clicks here. The action bar will 85 | // automatically handle clicks on the Home/Up button, so long 86 | // as you specify a parent activity in AndroidManifest.xml. 87 | int id = item.getItemId(); 88 | 89 | //noinspection SimplifiableIfStatement 90 | if (id == R.id.action_settings) { 91 | return true; 92 | } 93 | 94 | return super.onOptionsItemSelected(item); 95 | } 96 | } 97 | -------------------------------------------------------------------------------- /app/src/main/java/com/codepath/daggerexample/MyApp.java: -------------------------------------------------------------------------------- 1 | package com.codepath.daggerexample; 2 | 3 | import com.codepath.daggerexample.di.components.DaggerGitHubComponent; 4 | import com.codepath.daggerexample.di.components.DaggerNetComponent; 5 | import com.codepath.daggerexample.di.components.GitHubComponent; 6 | import com.codepath.daggerexample.di.components.NetComponent; 7 | import com.codepath.daggerexample.di.modules.AppModule; 8 | import com.codepath.daggerexample.di.modules.GitHubModule; 9 | import com.codepath.daggerexample.di.modules.NetModule; 10 | 11 | import android.app.Application; 12 | 13 | public class MyApp extends Application { 14 | 15 | private NetComponent mNetComponent; 16 | private GitHubComponent mGitHubComponent; 17 | 18 | @Override 19 | public void onCreate() { 20 | super.onCreate(); 21 | 22 | // specify the full namespace of the component 23 | // Dagger_xxxx (where xxxx = component name) 24 | mNetComponent = DaggerNetComponent.builder() 25 | .appModule(new AppModule(this)) 26 | .netModule(new NetModule("https://api.github.com")) 27 | .build(); 28 | 29 | mGitHubComponent = DaggerGitHubComponent.builder() 30 | .netComponent(mNetComponent) 31 | .gitHubModule(new GitHubModule()) 32 | .build(); 33 | 34 | } 35 | 36 | public NetComponent getNetComponent() { 37 | return mNetComponent; 38 | } 39 | 40 | public GitHubComponent getGitHubComponent() { 41 | return mGitHubComponent; 42 | } 43 | } -------------------------------------------------------------------------------- /app/src/main/java/com/codepath/daggerexample/di/components/GitHubComponent.java: -------------------------------------------------------------------------------- 1 | package com.codepath.daggerexample.di.components; 2 | 3 | import com.codepath.daggerexample.MainActivity; 4 | import com.codepath.daggerexample.di.modules.GitHubModule; 5 | import com.codepath.daggerexample.di.scopes.UserScope; 6 | 7 | import dagger.Component; 8 | 9 | @UserScope 10 | @Component(dependencies = NetComponent.class, modules = GitHubModule.class) 11 | public interface GitHubComponent { 12 | void inject(MainActivity activity); 13 | } 14 | -------------------------------------------------------------------------------- /app/src/main/java/com/codepath/daggerexample/di/components/NetComponent.java: -------------------------------------------------------------------------------- 1 | package com.codepath.daggerexample.di.components; 2 | 3 | 4 | import com.codepath.daggerexample.di.modules.AppModule; 5 | import com.codepath.daggerexample.di.modules.NetModule; 6 | import com.squareup.okhttp.OkHttpClient; 7 | 8 | import android.content.SharedPreferences; 9 | 10 | import javax.inject.Singleton; 11 | 12 | import dagger.Component; 13 | import retrofit.Retrofit; 14 | 15 | @Singleton 16 | @Component(modules={AppModule.class, NetModule.class}) 17 | public interface NetComponent { 18 | // downstream components need these exposed 19 | Retrofit retrofit(); 20 | OkHttpClient okHttpClient(); 21 | SharedPreferences sharedPreferences(); 22 | } -------------------------------------------------------------------------------- /app/src/main/java/com/codepath/daggerexample/di/modules/AppModule.java: -------------------------------------------------------------------------------- 1 | package com.codepath.daggerexample.di.modules; 2 | 3 | import android.app.Application; 4 | 5 | import javax.inject.Singleton; 6 | 7 | import dagger.Module; 8 | import dagger.Provides; 9 | 10 | @Module 11 | public class AppModule { 12 | 13 | Application mApplication; 14 | 15 | public AppModule(Application application) { 16 | mApplication = application; 17 | } 18 | 19 | @Provides 20 | @Singleton 21 | Application providesApplication() { 22 | return mApplication; 23 | } 24 | } 25 | -------------------------------------------------------------------------------- /app/src/main/java/com/codepath/daggerexample/di/modules/GitHubModule.java: -------------------------------------------------------------------------------- 1 | package com.codepath.daggerexample.di.modules; 2 | 3 | import com.codepath.daggerexample.di.scopes.UserScope; 4 | import com.codepath.daggerexample.network.interfaces.GitHubApiInterface; 5 | 6 | import dagger.Module; 7 | import dagger.Provides; 8 | import retrofit.Retrofit; 9 | 10 | @Module 11 | public class GitHubModule { 12 | 13 | @Provides 14 | @UserScope 15 | public GitHubApiInterface providesGitHubInterface(Retrofit retrofit) { 16 | return retrofit.create(GitHubApiInterface.class); 17 | } 18 | } 19 | -------------------------------------------------------------------------------- /app/src/main/java/com/codepath/daggerexample/di/modules/NetModule.java: -------------------------------------------------------------------------------- 1 | package com.codepath.daggerexample.di.modules; 2 | 3 | import com.google.gson.FieldNamingPolicy; 4 | import com.google.gson.Gson; 5 | import com.google.gson.GsonBuilder; 6 | 7 | import com.squareup.okhttp.Cache; 8 | import com.squareup.okhttp.OkHttpClient; 9 | 10 | import android.app.Application; 11 | import android.content.SharedPreferences; 12 | import android.preference.PreferenceManager; 13 | 14 | import javax.inject.Singleton; 15 | 16 | import dagger.Module; 17 | import dagger.Provides; 18 | import retrofit.GsonConverterFactory; 19 | import retrofit.Retrofit; 20 | 21 | @Module 22 | public class NetModule { 23 | 24 | String mBaseUrl; 25 | 26 | public NetModule(String baseUrl) { 27 | this.mBaseUrl = baseUrl; 28 | } 29 | 30 | @Provides 31 | @Singleton 32 | SharedPreferences providesSharedPreferences(Application application) { 33 | return PreferenceManager.getDefaultSharedPreferences(application); 34 | } 35 | 36 | @Provides 37 | @Singleton 38 | Cache provideOkHttpCache(Application application) { 39 | int cacheSize = 10 * 1024 * 1024; // 10 MiB 40 | Cache cache = new Cache(application.getCacheDir(), cacheSize); 41 | return cache; 42 | } 43 | 44 | 45 | @Provides // Dagger will only look for methods annotated with @Provides 46 | @Singleton 47 | Gson provideGson() { 48 | GsonBuilder gsonBuilder = new GsonBuilder(); 49 | gsonBuilder.setFieldNamingPolicy(FieldNamingPolicy.LOWER_CASE_WITH_UNDERSCORES); 50 | return gsonBuilder.create(); 51 | } 52 | 53 | @Provides 54 | @Singleton 55 | OkHttpClient provideOkHttpClient(Cache cache) { 56 | OkHttpClient okHttpClient = new OkHttpClient(); 57 | okHttpClient.setCache(cache); 58 | return okHttpClient; 59 | } 60 | 61 | @Provides 62 | @Singleton 63 | Retrofit provideRetrofit(Gson gson, OkHttpClient okHttpClient) { 64 | Retrofit retrofit = new Retrofit.Builder() 65 | .addConverterFactory(GsonConverterFactory.create(gson)) 66 | .baseUrl(mBaseUrl) 67 | .client(okHttpClient) 68 | .build(); 69 | return retrofit; 70 | } 71 | } 72 | -------------------------------------------------------------------------------- /app/src/main/java/com/codepath/daggerexample/di/scopes/UserScope.java: -------------------------------------------------------------------------------- 1 | package com.codepath.daggerexample.di.scopes; 2 | 3 | import javax.inject.Scope; 4 | 5 | @Scope 6 | public @interface UserScope { 7 | 8 | } 9 | -------------------------------------------------------------------------------- /app/src/main/java/com/codepath/daggerexample/models/Repository.java: -------------------------------------------------------------------------------- 1 | package com.codepath.daggerexample.models; 2 | 3 | public class Repository { 4 | 5 | String name; 6 | String fullName; 7 | String description; 8 | 9 | public String getName() { 10 | return name; 11 | } 12 | 13 | public String getFullName() { 14 | return fullName; 15 | } 16 | 17 | public String getDescription() { 18 | return description; 19 | } 20 | } 21 | -------------------------------------------------------------------------------- /app/src/main/java/com/codepath/daggerexample/network/interfaces/GitHubApiInterface.java: -------------------------------------------------------------------------------- 1 | package com.codepath.daggerexample.network.interfaces; 2 | 3 | import com.codepath.daggerexample.models.Repository; 4 | 5 | import java.util.ArrayList; 6 | 7 | import retrofit.Call; 8 | import retrofit.http.GET; 9 | import retrofit.http.Path; 10 | 11 | public interface GitHubApiInterface { 12 | @GET("/users/{user}/repos") 13 | Call> getRepository(@Path("user") String userName); 14 | 15 | } -------------------------------------------------------------------------------- /app/src/main/res/layout/activity_main.xml: -------------------------------------------------------------------------------- 1 | 2 | 8 | 9 | 11 | 12 | 15 | 16 | 17 | 18 | 19 | 20 | 24 | 25 | 26 | -------------------------------------------------------------------------------- /app/src/main/res/layout/content_main.xml: -------------------------------------------------------------------------------- 1 | 2 | 11 | 12 | 14 | 15 | -------------------------------------------------------------------------------- /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/codepath/dagger2-example/b2804f2c892655fff44a29fa5895b3ad7e79e711/app/src/main/res/mipmap-hdpi/ic_launcher.png -------------------------------------------------------------------------------- /app/src/main/res/mipmap-mdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/codepath/dagger2-example/b2804f2c892655fff44a29fa5895b3ad7e79e711/app/src/main/res/mipmap-mdpi/ic_launcher.png -------------------------------------------------------------------------------- /app/src/main/res/mipmap-xhdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/codepath/dagger2-example/b2804f2c892655fff44a29fa5895b3ad7e79e711/app/src/main/res/mipmap-xhdpi/ic_launcher.png -------------------------------------------------------------------------------- /app/src/main/res/mipmap-xxhdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/codepath/dagger2-example/b2804f2c892655fff44a29fa5895b3ad7e79e711/app/src/main/res/mipmap-xxhdpi/ic_launcher.png -------------------------------------------------------------------------------- /app/src/main/res/mipmap-xxxhdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/codepath/dagger2-example/b2804f2c892655fff44a29fa5895b3ad7e79e711/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png -------------------------------------------------------------------------------- /app/src/main/res/values-v21/styles.xml: -------------------------------------------------------------------------------- 1 | > 2 | 8 | 9 | -------------------------------------------------------------------------------- /app/src/main/res/values-w820dp/dimens.xml: -------------------------------------------------------------------------------- 1 | 2 | 5 | 64dp 6 | 7 | -------------------------------------------------------------------------------- /app/src/main/res/values/colors.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | #3F51B5 4 | #303F9F 5 | #FF4081 6 | 7 | -------------------------------------------------------------------------------- /app/src/main/res/values/dimens.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 16dp 4 | 16dp 5 | 16dp 6 | 7 | -------------------------------------------------------------------------------- /app/src/main/res/values/strings.xml: -------------------------------------------------------------------------------- 1 | 2 | DaggerExample 3 | Settings 4 | 5 | -------------------------------------------------------------------------------- /app/src/main/res/values/styles.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 10 | 14 |