diff --git a/03-Service/.gitignore b/03-Service/.gitignore
index d10386f..746cbd9 100644
--- a/03-Service/.gitignore
+++ b/03-Service/.gitignore
@@ -5,3 +5,7 @@ GetSetService/.gradle/
SetterApp/app/build/
SetterApp/.idea/
SetterApp/.gradle/
+
+GetterApp/app/build/
+GetterApp/.idea/
+GetterApp/.gradle/
diff --git a/03-Service/GetterApp/.gitignore b/03-Service/GetterApp/.gitignore
new file mode 100644
index 0000000..2b75303
--- /dev/null
+++ b/03-Service/GetterApp/.gitignore
@@ -0,0 +1,13 @@
+*.iml
+.gradle
+/local.properties
+/.idea/caches
+/.idea/libraries
+/.idea/modules.xml
+/.idea/workspace.xml
+/.idea/navEditor.xml
+/.idea/assetWizardSettings.xml
+.DS_Store
+/build
+/captures
+.externalNativeBuild
diff --git a/03-Service/GetterApp/app/.gitignore b/03-Service/GetterApp/app/.gitignore
new file mode 100644
index 0000000..796b96d
--- /dev/null
+++ b/03-Service/GetterApp/app/.gitignore
@@ -0,0 +1 @@
+/build
diff --git a/03-Service/GetterApp/app/build.gradle b/03-Service/GetterApp/app/build.gradle
new file mode 100644
index 0000000..f3dc249
--- /dev/null
+++ b/03-Service/GetterApp/app/build.gradle
@@ -0,0 +1,29 @@
+apply plugin: 'com.android.application'
+
+android {
+ compileSdkVersion 29
+ buildToolsVersion "29.0.0"
+ defaultConfig {
+ applicationId "com.example.getterapp"
+ minSdkVersion 26
+ targetSdkVersion 29
+ versionCode 1
+ versionName "1.0"
+ testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
+ }
+ buildTypes {
+ release {
+ minifyEnabled false
+ proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
+ }
+ }
+}
+
+dependencies {
+ implementation fileTree(dir: 'libs', include: ['*.jar'])
+ implementation 'androidx.appcompat:appcompat:1.0.2'
+ implementation 'androidx.constraintlayout:constraintlayout:1.1.3'
+ testImplementation 'junit:junit:4.12'
+ androidTestImplementation 'androidx.test:runner:1.2.0'
+ androidTestImplementation 'androidx.test.espresso:espresso-core:3.2.0'
+}
diff --git a/03-Service/GetterApp/app/proguard-rules.pro b/03-Service/GetterApp/app/proguard-rules.pro
new file mode 100644
index 0000000..f1b4245
--- /dev/null
+++ b/03-Service/GetterApp/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/03-Service/GetterApp/app/src/androidTest/java/com/example/getterapp/ExampleInstrumentedTest.java b/03-Service/GetterApp/app/src/androidTest/java/com/example/getterapp/ExampleInstrumentedTest.java
new file mode 100644
index 0000000..582cca2
--- /dev/null
+++ b/03-Service/GetterApp/app/src/androidTest/java/com/example/getterapp/ExampleInstrumentedTest.java
@@ -0,0 +1,27 @@
+package com.example.getterapp;
+
+import android.content.Context;
+
+import androidx.test.InstrumentationRegistry;
+import androidx.test.runner.AndroidJUnit4;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import static org.junit.Assert.assertEquals;
+
+/**
+ * Instrumented test, which will execute on an Android device.
+ *
+ * @see Testing documentation
+ */
+@RunWith(AndroidJUnit4.class)
+public class ExampleInstrumentedTest {
+ @Test
+ public void useAppContext() {
+ // Context of the app under test.
+ Context appContext = InstrumentationRegistry.getTargetContext();
+
+ assertEquals("com.example.getterapp", appContext.getPackageName());
+ }
+}
diff --git a/03-Service/GetterApp/app/src/main/AndroidManifest.xml b/03-Service/GetterApp/app/src/main/AndroidManifest.xml
new file mode 100644
index 0000000..3994104
--- /dev/null
+++ b/03-Service/GetterApp/app/src/main/AndroidManifest.xml
@@ -0,0 +1,22 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/03-Service/GetterApp/app/src/main/aidl/com/example/getterapp/IGetSetServicelInterface.aidl b/03-Service/GetterApp/app/src/main/aidl/com/example/getterapp/IGetSetServicelInterface.aidl
new file mode 100644
index 0000000..842b604
--- /dev/null
+++ b/03-Service/GetterApp/app/src/main/aidl/com/example/getterapp/IGetSetServicelInterface.aidl
@@ -0,0 +1,17 @@
+// IGetSetServicelInterface.aidl
+package com.example.getterapp;
+
+// Declare any non-default types here with import statements
+
+interface IGetSetServicelInterface {
+ /**
+ * Demonstrates some basic types that you can use as parameters
+ * and return values in AIDL.
+ */
+/*
+ void basicTypes(int anInt, long aLong, boolean aBoolean, float aFloat,
+ double aDouble, String aString);
+*/
+ int getValue();
+ void setValue( int newValue);
+}
\ No newline at end of file
diff --git a/03-Service/GetterApp/app/src/main/java/com/example/getterapp/MainActivity.java b/03-Service/GetterApp/app/src/main/java/com/example/getterapp/MainActivity.java
new file mode 100644
index 0000000..1352aef
--- /dev/null
+++ b/03-Service/GetterApp/app/src/main/java/com/example/getterapp/MainActivity.java
@@ -0,0 +1,75 @@
+package com.example.getterapp;
+
+import android.content.BroadcastReceiver;
+import android.content.ComponentName;
+import android.content.Context;
+import android.content.Intent;
+import android.content.IntentFilter;
+import android.os.Bundle;
+import android.util.Log;
+import android.view.View;
+import android.widget.Button;
+
+import androidx.annotation.NonNull;
+import androidx.appcompat.app.AppCompatActivity;
+
+public class MainActivity extends AppCompatActivity {
+ private static String LOG_TAG = "GetterApp";
+ private com.example.getterapp.IGetSetServicelInterface mService;
+ private BroadcastReceiver mBroadReceiver = null;
+
+ private void Log(@NonNull String format, @NonNull Object... objects) {
+ Log.d(LOG_TAG, "-> %s" + String.format(format, objects));
+ }
+
+ @Override
+ protected void onPostResume() {
+ Log("onPostResume()");
+ super.onPostResume();
+
+ IntentFilter filter = new IntentFilter("com.example.getsetservice.GET_VALUE_RESULT");
+ mBroadReceiver = new BroadcastReceiver() {
+ @Override
+ public void onReceive(Context context, Intent intent) {
+ if (intent.hasExtra("value")) {
+ int value = intent.getIntExtra("value", 0);
+ Log("GetValue() method done: %d", value);
+ }
+
+ }
+ };
+ this.registerReceiver(mBroadReceiver, filter);
+ }
+
+ @Override
+ protected void onPause() {
+ super.onPause();
+ Log("onPause()");
+
+ this.unregisterReceiver(mBroadReceiver);
+ mBroadReceiver = null;
+ }
+
+ @Override
+ protected void onCreate(Bundle savedInstanceState) {
+ Log("onCreate()");
+ super.onCreate(savedInstanceState);
+ setContentView(R.layout.activity_main);
+
+ Button getValueBtn = findViewById(R.id.getValueBtn);
+ getValueBtn.setOnClickListener(new View.OnClickListener() {
+ @Override
+ public void onClick(View view) {
+ getValueBtnOnClick();
+ }
+ });
+ }
+
+ private void getValueBtnOnClick() {
+ Log("getValueBtnOnClick()");
+ Intent intent = new Intent();
+ intent.setComponent(new ComponentName("com.example.getsetservice", "com.example.getsetservice.GetSetService"));
+ intent.setAction("com.example.getsetservice.GET_VALUE");
+ startForegroundService(intent);
+ }
+}
diff --git a/03-Service/GetterApp/app/src/main/res/drawable-v24/ic_launcher_foreground.xml b/03-Service/GetterApp/app/src/main/res/drawable-v24/ic_launcher_foreground.xml
new file mode 100644
index 0000000..1f6bb29
--- /dev/null
+++ b/03-Service/GetterApp/app/src/main/res/drawable-v24/ic_launcher_foreground.xml
@@ -0,0 +1,34 @@
+
+
+
+
+