diff --git a/android/DaggerUsage/.gitignore b/android/DaggerUsage/.gitignore
new file mode 100644
index 0000000..5edb4ee
--- /dev/null
+++ b/android/DaggerUsage/.gitignore
@@ -0,0 +1,10 @@
+*.iml
+.gradle
+/local.properties
+/.idea/libraries
+/.idea/modules.xml
+/.idea/workspace.xml
+.DS_Store
+/build
+/captures
+.externalNativeBuild
diff --git a/android/DaggerUsage/app/.gitignore b/android/DaggerUsage/app/.gitignore
new file mode 100644
index 0000000..796b96d
--- /dev/null
+++ b/android/DaggerUsage/app/.gitignore
@@ -0,0 +1 @@
+/build
diff --git a/android/DaggerUsage/app/build.gradle b/android/DaggerUsage/app/build.gradle
new file mode 100644
index 0000000..3566d48
--- /dev/null
+++ b/android/DaggerUsage/app/build.gradle
@@ -0,0 +1,33 @@
+apply plugin: 'com.android.application'
+
+android {
+ compileSdkVersion 26
+ defaultConfig {
+ applicationId "com.hrupin.daggerusage"
+ minSdkVersion 15
+ targetSdkVersion 26
+ versionCode 1
+ versionName "1.0"
+ testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
+ }
+ buildTypes {
+ release {
+ minifyEnabled false
+ proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
+ }
+ }
+}
+
+dependencies {
+ implementation fileTree(dir: 'libs', include: ['*.jar'])
+ implementation 'com.android.support:appcompat-v7:26.1.0'
+ implementation 'com.android.support.constraint:constraint-layout:1.0.2'
+ testImplementation 'junit:junit:4.12'
+ androidTestImplementation 'com.android.support.test:runner:1.0.1'
+ androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.1'
+
+ // Dagger 2
+ compile "com.google.dagger:dagger:${daggerVersion}"
+ annotationProcessor "com.google.dagger:dagger-compiler:${daggerVersion}"
+ provided 'javax.annotation:jsr250-api:1.0'
+}
diff --git a/android/DaggerUsage/app/proguard-rules.pro b/android/DaggerUsage/app/proguard-rules.pro
new file mode 100644
index 0000000..f1b4245
--- /dev/null
+++ b/android/DaggerUsage/app/proguard-rules.pro
@@ -0,0 +1,21 @@
+# Add project specific ProGuard rules here.
+# You can control the set of applied configuration files using the
+# proguardFiles setting in build.gradle.
+#
+# For more details, see
+# http://developer.android.com/guide/developing/tools/proguard.html
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+# public *;
+#}
+
+# Uncomment this to preserve the line number information for
+# debugging stack traces.
+#-keepattributes SourceFile,LineNumberTable
+
+# If you keep the line number information, uncomment this to
+# hide the original source file name.
+#-renamesourcefileattribute SourceFile
diff --git a/android/DaggerUsage/app/src/androidTest/java/com/hrupin/daggerusage/ExampleInstrumentedTest.java b/android/DaggerUsage/app/src/androidTest/java/com/hrupin/daggerusage/ExampleInstrumentedTest.java
new file mode 100644
index 0000000..7e7141f
--- /dev/null
+++ b/android/DaggerUsage/app/src/androidTest/java/com/hrupin/daggerusage/ExampleInstrumentedTest.java
@@ -0,0 +1,26 @@
+package com.hrupin.daggerusage;
+
+import android.content.Context;
+import android.support.test.InstrumentationRegistry;
+import android.support.test.runner.AndroidJUnit4;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import static org.junit.Assert.*;
+
+/**
+ * Instrumented test, which will execute on an Android device.
+ *
+ * @see Testing documentation
+ */
+@RunWith(AndroidJUnit4.class)
+public class ExampleInstrumentedTest {
+ @Test
+ public void useAppContext() throws Exception {
+ // Context of the app under test.
+ Context appContext = InstrumentationRegistry.getTargetContext();
+
+ assertEquals("com.hrupin.daggerusage", appContext.getPackageName());
+ }
+}
diff --git a/android/DaggerUsage/app/src/main/AndroidManifest.xml b/android/DaggerUsage/app/src/main/AndroidManifest.xml
new file mode 100644
index 0000000..fd8a2ba
--- /dev/null
+++ b/android/DaggerUsage/app/src/main/AndroidManifest.xml
@@ -0,0 +1,22 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/android/DaggerUsage/app/src/main/java/com/hrupin/daggerusage/MainActivity.java b/android/DaggerUsage/app/src/main/java/com/hrupin/daggerusage/MainActivity.java
new file mode 100644
index 0000000..77fbb5c
--- /dev/null
+++ b/android/DaggerUsage/app/src/main/java/com/hrupin/daggerusage/MainActivity.java
@@ -0,0 +1,27 @@
+package com.hrupin.daggerusage;
+
+import android.support.v7.app.AppCompatActivity;
+import android.os.Bundle;
+import android.widget.TextView;
+
+import javax.inject.Inject;
+
+public class MainActivity extends AppCompatActivity {
+
+ @Inject
+ MySharedPreferences mySharedPreferences;
+
+ @Override
+ protected void onCreate(Bundle savedInstanceState) {
+ super.onCreate(savedInstanceState);
+ setContentView(R.layout.activity_main);
+
+ ((MyApplication)getApplicationContext()).getMyComponent().inject(this);
+
+ mySharedPreferences.putData("info",10);
+
+ int fromPrefs = mySharedPreferences.getData("info");
+
+ ((TextView)findViewById(R.id.text)).setText("From prefs: " + fromPrefs);
+ }
+}
diff --git a/android/DaggerUsage/app/src/main/java/com/hrupin/daggerusage/MyApplication.java b/android/DaggerUsage/app/src/main/java/com/hrupin/daggerusage/MyApplication.java
new file mode 100644
index 0000000..fbf6442
--- /dev/null
+++ b/android/DaggerUsage/app/src/main/java/com/hrupin/daggerusage/MyApplication.java
@@ -0,0 +1,26 @@
+package com.hrupin.daggerusage;
+
+import android.app.Application;
+
+/**
+ * Created by Igor Khrupin www.hrupin.com on 1/20/18.
+ */
+
+public class MyApplication extends Application {
+
+ private MyComponent myComponent;
+
+ @Override
+ public void onCreate() {
+ super.onCreate();
+
+ myComponent = DaggerMyComponent.builder()
+ .sharedPreferencesModule(new SharedPreferencesModule(getApplicationContext()))
+ .build();
+ }
+
+ public MyComponent getMyComponent() {
+ return myComponent;
+ }
+
+}
diff --git a/android/DaggerUsage/app/src/main/java/com/hrupin/daggerusage/MyComponent.java b/android/DaggerUsage/app/src/main/java/com/hrupin/daggerusage/MyComponent.java
new file mode 100644
index 0000000..7ed3af0
--- /dev/null
+++ b/android/DaggerUsage/app/src/main/java/com/hrupin/daggerusage/MyComponent.java
@@ -0,0 +1,15 @@
+package com.hrupin.daggerusage;
+
+import javax.inject.Singleton;
+
+import dagger.Component;
+
+/**
+ * Created by Igor Khrupin www.hrupin.com on 1/20/18.
+ */
+
+@Singleton
+@Component(modules = SharedPreferencesModule.class)
+public interface MyComponent {
+ void inject(MainActivity mainActivity);
+}
diff --git a/android/DaggerUsage/app/src/main/java/com/hrupin/daggerusage/MySharedPreferences.java b/android/DaggerUsage/app/src/main/java/com/hrupin/daggerusage/MySharedPreferences.java
new file mode 100644
index 0000000..ea0aade
--- /dev/null
+++ b/android/DaggerUsage/app/src/main/java/com/hrupin/daggerusage/MySharedPreferences.java
@@ -0,0 +1,26 @@
+package com.hrupin.daggerusage;
+
+import android.content.SharedPreferences;
+
+import javax.inject.Inject;
+
+/**
+ * Created by Igor Khrupin www.hrupin.com on 1/20/18.
+ */
+
+public class MySharedPreferences {
+ private SharedPreferences mSharedPreferences;
+
+ @Inject
+ public MySharedPreferences(SharedPreferences mSharedPreferences) {
+ this.mSharedPreferences = mSharedPreferences;
+ }
+
+ public void putData(String key, int data) {
+ mSharedPreferences.edit().putInt(key,data).apply();
+ }
+
+ public int getData(String key) {
+ return mSharedPreferences.getInt(key,0);
+ }
+}
diff --git a/android/DaggerUsage/app/src/main/java/com/hrupin/daggerusage/SharedPreferencesModule.java b/android/DaggerUsage/app/src/main/java/com/hrupin/daggerusage/SharedPreferencesModule.java
new file mode 100644
index 0000000..4380931
--- /dev/null
+++ b/android/DaggerUsage/app/src/main/java/com/hrupin/daggerusage/SharedPreferencesModule.java
@@ -0,0 +1,28 @@
+package com.hrupin.daggerusage;
+
+import android.content.Context;
+import android.content.SharedPreferences;
+
+import javax.inject.Singleton;
+
+import dagger.Module;
+import dagger.Provides;
+
+/**
+ * Created by Igor Khrupin www.hrupin.com on 1/20/18.
+ */
+
+@Module
+public class SharedPreferencesModule {
+ private Context context;
+
+ public SharedPreferencesModule(Context context) {
+ this.context = context;
+ }
+
+ @Provides
+ @Singleton
+ SharedPreferences provideSharedPreferences() {
+ return context.getSharedPreferences("PrefName",Context.MODE_PRIVATE);
+ }
+}
diff --git a/android/DaggerUsage/app/src/main/res/drawable-v24/ic_launcher_foreground.xml b/android/DaggerUsage/app/src/main/res/drawable-v24/ic_launcher_foreground.xml
new file mode 100644
index 0000000..c7bd21d
--- /dev/null
+++ b/android/DaggerUsage/app/src/main/res/drawable-v24/ic_launcher_foreground.xml
@@ -0,0 +1,34 @@
+
+
+
+
+