Added Lab2_Activity

Lab2_Activity/.gitignore

+# built application files
+*.apk
+*.ap_
+
+# files for the dex VM
+*.dex
+
+# Java class files
+*.class
+
+# generated files
+bin/
+gen/
+
+# Local configuration file (sdk path, etc)
+local.properties
+
+# Eclipse project files
+.classpath
+.settings
+
+# Proguard folder generated by Eclipse
+proguard/
+
+# Intellij project files
+*.iml
+*.ipr
+*.iws
+.idea
+.idea/workspace.xml
+.gradle
+build/
+captures/
+
+# Mac files
+.DS_Store
+
+# Windows thumbnail db
+Thumbs.db

Lab2_Activity/app/build.gradle

+apply plugin: 'com.android.application'
+
+android {
+    compileSdkVersion 26
+    buildToolsVersion "26.0.1"
+
+    defaultConfig {
+        applicationId "course.labs.activitylab"
+        minSdkVersion 21
+        targetSdkVersion 26
+
+        testApplicationId "course.labs.activitylab.tests"
+        testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
+    }
+
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.txt'
+        }
+    }
+}
+
+dependencies {
+    androidTestCompile 'com.android.support.test:rules:0.4.1'
+    androidTestCompile 'com.jayway.android.robotium:robotium-solo:5.6.0'
+}

Lab2_Activity/app/src/androidTest/java/course/labs/activitylab/tests/Test1_StartActivityOneTest.java

+package course.labs.activitylab.tests;
+
+import android.test.ActivityInstrumentationTestCase2;
+
+import com.robotium.solo.Solo;
+
+import course.labs.activitylab.ActivityOne;
+
+@SuppressWarnings("ALL")
+public class Test1_StartActivityOneTest extends
+		ActivityInstrumentationTestCase2<ActivityOne> {
+
+	private Solo solo;
+
+	public Test1_StartActivityOneTest() {
+		super(ActivityOne.class);
+	}
+
+	public void setUp() throws Exception {
+		solo = new Solo(getInstrumentation(), getActivity());
+	}
+
+	protected void tearDown() throws Exception {
+		solo.finishOpenedActivities();
+	}
+
+	// Execution of StartActivityOneTest
+	public void testRun() {
+
+		// ==================== Section One =====================
+		// Wait for activity: 'course.labs.activitylab.ActivityOne'
+		int timeout = 20000;
+		assertTrue("StartActivityOneTest failed: " + "Section One:"
+				+ "ActivityOne did not correctly load", solo.waitForActivity(
+				course.labs.activitylab.ActivityOne.class, timeout));
+
+		
+		// ==================== Section Two =====================
+		// Check for proper counts
+		assertTrue("StartActivityOneTest failed:" + "Section Two:"
+				+ "onCreate() count was off for ActivityOne",
+				solo.waitForText("onCreate\\(\\) calls: 1"));
+		assertTrue("StartActivityOneTest failed:" + "Section Two:"
+				+ "onStart() count was off for ActivityOne",
+				solo.waitForText("onStart\\(\\) calls: 1"));
+		assertTrue("StartActivityOneTest failed:" + "Section Two:"
+				+ "onResume() count was off for ActivityOne",
+				solo.waitForText("onResume\\(\\) calls: 1"));
+		assertTrue("StartActivityOneTest failed:" + "Section Two:"
+				+ "onRestart() count was off for ActivityOne",
+				solo.waitForText("onRestart\\(\\) calls: 0"));
+
+	}
+
+}

Lab2_Activity/app/src/androidTest/java/course/labs/activitylab/tests/Test2_DoubleRotateActivityOneTest.java

+package course.labs.activitylab.tests;
+
+import android.test.ActivityInstrumentationTestCase2;
+
+import com.robotium.solo.Solo;
+
+import course.labs.activitylab.ActivityOne;
+
+@SuppressWarnings("ALL")
+public class Test2_DoubleRotateActivityOneTest extends
+		ActivityInstrumentationTestCase2<ActivityOne> {
+	
+	private Solo solo;
+
+	public Test2_DoubleRotateActivityOneTest() {
+		super(ActivityOne.class);
+	}
+
+	public void setUp() throws Exception {
+		solo = new Solo(getInstrumentation(), getActivity());
+	}
+
+	protected void tearDown() throws Exception {
+		solo.finishOpenedActivities();
+	}
+	
+	public void testRun() {
+		// ==================== Section One =====================
+		// Wait for activity: 'course.labs.activitylab.ActivityOne'
+		int timeout = 20000;
+		assertTrue("DoubleRotateActivityOneTest failed: " +
+				   "Section One:" +
+				   "ActivityOne did not correctly load",
+				   solo.waitForActivity(course.labs.activitylab.ActivityOne.class, timeout));
+
+
+		int sleep = 1000;
+		solo.sleep(sleep);
+		
+		// ==================== Section Two =====================
+		// Rotate the screen
+		solo.setActivityOrientation(Solo.LANDSCAPE);
+
+		// Wait for activity: 'course.labs.activitylab.ActivityOne'
+		assertTrue("DoubleRotateActivityOneTest failed:" +
+				   "Section Two:" +
+				   "ActivityOne did not correctly load after first LANDSCAPE rotation.",
+				solo.waitForActivity(course.labs.activitylab.ActivityOne.class, timeout));
+		
+		
+		solo.sleep(sleep);
+		
+		// ==================== Section Three =====================
+		// Rotate the screen
+		solo.setActivityOrientation(Solo.PORTRAIT);
+
+		// Wait for activity: 'course.labs.activitylab.ActivityOne'
+		assertTrue("DoubleRotateActivityOneTest failed:" +
+				   "Section Three:" +
+				   "ActivityOne did not correctly load after second PORTRAIT rotation.",
+				   solo.waitForActivity(course.labs.activitylab.ActivityOne.class, timeout));
+				
+		solo.sleep(sleep);
+		
+		// Check for proper counts
+		assertTrue("DoubleRotateActivityOneTest failed:" +
+				   "Section Three:" +
+				   "onCreate() count was off for ActivityOne after second PORTRAIT rotation.",
+				   solo.searchText("onCreate\\(\\) calls: 3"));
+		assertTrue("DoubleRotateActivityOneTest failed:" +
+				   "Section Three:" +
+				   "onStart() count was off for ActivityOne after second PORTRAIT rotation.",
+				   solo.searchText("onStart\\(\\) calls: 3"));
+		assertTrue("DoubleRotateActivityOneTest failed:" +
+				   "Section Three:" +
+				   "onResume() count was off for ActivityOne after second PORTRAIT rotation.",
+				   solo.searchText("onResume\\(\\) calls: 3"));
+		assertTrue("DoubleRotateActivityOneTest failed:" +
+				   "Section Three:" +
+				   "onRestart() count was off for ActivityOne after second PORTRAIT rotation.",
+				   solo.searchText("onRestart\\(\\) calls: 0"));
+	}
+	
+}

Lab2_Activity/app/src/androidTest/java/course/labs/activitylab/tests/Test3_StartActivityTwoTest.java

+package course.labs.activitylab.tests;
+
+import android.test.ActivityInstrumentationTestCase2;
+
+import com.robotium.solo.Solo;
+
+import course.labs.activitylab.ActivityOne;
+
+@SuppressWarnings("ALL")
+public class Test3_StartActivityTwoTest extends ActivityInstrumentationTestCase2<ActivityOne> {
+	
+	private Solo solo;
+
+	public Test3_StartActivityTwoTest() {
+		super(ActivityOne.class);
+	}
+
+	protected void setUp() throws Exception {
+		solo = new Solo(getInstrumentation(), getActivity());
+	}
+
+	protected void tearDown() throws Exception {
+		solo.finishOpenedActivities();
+	}
+	
+	// Executes the StartActivityTwoTest
+	public void testRun() {
+		
+		// ==================== Section One =====================
+		// Wait for activity: 'course.labs.activitylab.ActivityOne'
+        int timeout = 20000;
+        assertTrue("StartActivityTwoTest failed:" +
+				   "Section One:" +
+				   "ActivityOne did not load correctly",
+				   solo.waitForActivity(course.labs.activitylab.ActivityOne.class, timeout));
+
+		
+		// ==================== Section Two =====================
+		// Click on Start Activity Two
+
+		solo.waitForView(course.labs.activitylab.R.id.bLaunchActivityTwo);
+		solo.clickOnView(solo
+				.getView(course.labs.activitylab.R.id.bLaunchActivityTwo));
+		
+		// Wait for activity: 'course.labs.activitylab.ActivityTwo'
+		assertTrue("StartActivityTwoTest failed:" +
+				   "Section Two:" +
+				   "ActivityTwo did not load correctly",
+				   solo.waitForActivity(course.labs.activitylab.ActivityTwo.class, timeout));
+				
+		
+		// Check for proper counts after ActivityTwo has been opened
+		assertTrue("StartActivityTwoTest failed:" +
+				"Section Two:" +
+				"onCreate() count was off for ActivityTwo.",
+				solo.waitForText("onCreate\\(\\) calls: 1"));
+		
+		assertTrue("StartActivityTwoTest failed:" +
+				"Section Two:" +
+				"onStart() count was off for ActivityTwo.",
+				solo.waitForText("onStart\\(\\) calls: 1"));
+		
+		assertTrue("StartActivityTwoTest failed:" +
+				"Section Two:" +
+				"onResume() count was off for ActivityTwo.",
+				solo.waitForText("onResume\\(\\) calls: 1"));
+		
+		assertTrue("StartActivityTwoTest failed:" +
+				"Section Two:" +
+				"onRestart() count was off for ActivityTwo.",
+				solo.waitForText("onRestart\\(\\) calls: 0"));
+	}
+
+}

Lab2_Activity/app/src/androidTest/java/course/labs/activitylab/tests/Test4_DoubleRotateActivityTwoTest.java

+package course.labs.activitylab.tests;
+
+import android.test.ActivityInstrumentationTestCase2;
+
+import com.robotium.solo.Solo;
+
+import course.labs.activitylab.ActivityOne;
+
+@SuppressWarnings("ALL")
+public class Test4_DoubleRotateActivityTwoTest extends ActivityInstrumentationTestCase2<ActivityOne> {
+
+	private Solo solo;
+
+	public Test4_DoubleRotateActivityTwoTest() {
+		super(ActivityOne.class);
+	}
+
+	protected void setUp() throws Exception {
+		solo = new Solo(getInstrumentation(), getActivity());
+	}
+
+	protected void tearDown() throws Exception {
+		solo.finishOpenedActivities();
+	}
+	
+	// Executes the DoubleRotateActivityTwoTest
+	public void testRun() {
+		// ==================== Section One =====================
+		// Wait for activity: 'course.labs.activitylab.ActivityOne'
+		int timeout = 20000;
+		assertTrue("DoubleRotateActivityTwoTest failed:" +
+				   "Section One:" +
+				   "ActivityOne did not load correctly",
+				   solo.waitForActivity(course.labs.activitylab.ActivityOne.class, timeout));
+
+				
+		// ==================== Section Two =====================
+		// Click on Start Activity Two
+		solo.waitForView(course.labs.activitylab.R.id.bLaunchActivityTwo);
+		solo.clickOnView(solo
+				.getView(course.labs.activitylab.R.id.bLaunchActivityTwo));
+		
+		// Wait for activity: 'course.labs.activitylab.ActivityTwo'
+		assertTrue("DoubleRotateActivityTwoTest failed:" +
+				   "Section Two:" +
+				   "ActivityTwo did not load correctly",
+				   solo.waitForActivity(course.labs.activitylab.ActivityTwo.class, timeout));
+		
+		
+		solo.waitForView(course.labs.activitylab.R.id.bClose);
+
+		// ==================== Section Three =====================
+		// Rotate the screen
+		solo.setActivityOrientation(Solo.LANDSCAPE);
+
+		// Wait for activity: 'course.labs.activitylab.ActivityTwo'
+		assertTrue("DoubleRotateActivityTwoTest failed:" +
+				   "Section Three:" +
+				   "ActivityTwo did not correctly load after first LANDSCAPE rotation.",
+				solo.waitForActivity(course.labs.activitylab.ActivityTwo.class, timeout));
+		
+		solo.waitForView(course.labs.activitylab.R.id.bClose);
+		
+		// ==================== Section Four =====================
+		// Rotate the screen
+		solo.setActivityOrientation(Solo.PORTRAIT);
+
+		// Wait for activity: 'course.labs.activitylab.ActivityTwo'
+		assertTrue("DoubleRotateActivityTwoTest failed:" +
+				   "Section Four:" +
+				   "ActivityTwo did not correctly load after second PORTRAIT rotation.",
+				solo.waitForActivity(course.labs.activitylab.ActivityTwo.class, timeout));
+		
+		solo.waitForView(course.labs.activitylab.R.id.bClose);
+
+		// Check for proper counts
+		assertTrue("DoubleRotateActivityTwoTest failed:" +
+				   "Section Four:" +
+				   "onCreate() count was off for ActivityTwo after second PORTRAIT rotation.",
+				   solo.waitForText("onCreate\\(\\) calls: 3"));
+		
+		assertTrue("DoubleRotateActivityTwoTest failed:" +
+				   "Section Four:" +
+				   "onStart() count was off for ActivityTwo after second PORTRAIT rotation.",
+				   solo.waitForText("onStart\\(\\) calls: 3"));
+		
+		assertTrue("DoubleRotateActivityTwoTest failed:" +
+				   "Section Four:" +
+				   "onResume() count was off for ActivityTwo after second PORTRAIT rotation.",
+				   solo.waitForText("onResume\\(\\) calls: 3"));
+		
+		assertTrue("DoubleRotateActivityTwoTest failed:" +
+				   "Section Four:" +
+				   "onRestart() count was off for ActivityTwo after second PORTRAIT rotation.",
+				   solo.waitForText("onRestart\\(\\) calls: 0"));
+	}
+
+}

Lab2_Activity/app/src/androidTest/java/course/labs/activitylab/tests/Test5_CloseActivityTwoTest.java

+package course.labs.activitylab.tests;
+
+import android.test.ActivityInstrumentationTestCase2;
+
+import com.robotium.solo.Solo;
+
+import course.labs.activitylab.ActivityOne;
+
+@SuppressWarnings("ALL")
+public class Test5_CloseActivityTwoTest extends ActivityInstrumentationTestCase2<ActivityOne> {
+	
+	private Solo solo;
+
+	public Test5_CloseActivityTwoTest() {
+		super(ActivityOne.class);
+	}
+
+	protected void setUp() throws Exception {
+		solo = new Solo(getInstrumentation(), getActivity());
+	}
+
+	protected void tearDown() throws Exception {
+		solo.finishOpenedActivities();
+	}
+	
+	// Executes the CloseActivityTwoTest
+	public void testRun() {
+		
+		// ==================== Section One =====================
+		// Wait for activity: 'course.labs.activitylab.ActivityOne'
+        int timeout = 20000;
+        assertTrue("CloseActivityTwoTest failed:" +
+				   "Section One:" +
+				   "ActivityOne did not load correctly",
+				   solo.waitForActivity(course.labs.activitylab.ActivityOne.class, timeout));
+		
+		solo.waitForView(course.labs.activitylab.R.id.bLaunchActivityTwo);
+		
+		// ==================== Section Two =====================
+		// Click on Start Activity Two
+		solo.clickOnView(solo.getView(course.labs.activitylab.R.id.bLaunchActivityTwo));
+		
+		// Wait for activity: 'course.labs.activitylab.ActivityTwo'
+		assertTrue("CloseActivityTwoTest failed:" +
+				   "Section Two:" +
+				   "ActivityTwo did not load correctly",
+				   solo.waitForActivity(course.labs.activitylab.ActivityTwo.class, timeout));
+		
+		
+		// ==================== Section Three =====================
+		// Click on Close Activity
+		
+		solo.waitForView(course.labs.activitylab.R.id.bClose);
+
+		int sleep = 1000;
+		solo.sleep(sleep);
+		
+		solo.clickOnView(solo.getView(course.labs.activitylab.R.id.bClose));
+
+		
+		// Wait for activity: 'course.labs.activitylab.ActivityOne'
+		assertTrue("CloseActivityTwoTest failed:" +
+				   "Section Three:" +
+				   "ActivityTwo did not close correctly",
+				   solo.waitForActivity(course.labs.activitylab.ActivityOne.class, timeout));
+		
+		solo.waitForView(course.labs.activitylab.R.id.bLaunchActivityTwo);
+		
+		// Check for proper counts
+		assertTrue("CloseActivityTwoTest failed:" +
+				   "Section Three:" +
+				   "onCreate() count was off for ActivityOne after ActivityTwo closed.",
+				   solo.waitForText("onCreate\\(\\) calls: 1"));
+		
+		assertTrue("CloseActivityTwoTest failed:" +
+				   "Section Three:" +
+				   "onStart() count was off for ActivityOne after ActivityTwo closed.",
+				   solo.waitForText("onStart\\(\\) calls: 2"));
+		
+		assertTrue("CloseActivityTwoTest failed:" +
+				   "Section Three:" +
+				   "onResume() count was off for ActivityOne after ActivityTwo closed.",
+				   solo.waitForText("onResume\\(\\) calls: 2"));
+		
+		assertTrue("CloseActivityTwoTest failed:" +
+				   "Section Three:" +
+				   "onRestart() count was off for ActivityOne after ActivityTwo closed.",
+				   solo.waitForText("onRestart\\(\\) calls: 1"));
+		
+	}
+
+}

Lab2_Activity/app/src/androidTest/java/course/labs/activitylab/tests/Test6_ReopenActivityTwoTest.java

+package course.labs.activitylab.tests;
+
+import android.test.ActivityInstrumentationTestCase2;
+
+import com.robotium.solo.Solo;
+
+import course.labs.activitylab.ActivityOne;
+
+@SuppressWarnings("ALL")
+public class Test6_ReopenActivityTwoTest extends ActivityInstrumentationTestCase2<ActivityOne> {
+	
+	private Solo solo;
+
+	public Test6_ReopenActivityTwoTest() {
+		super(ActivityOne.class);
+	}
+
+	public void setUp() throws Exception {
+		solo = new Solo(getInstrumentation(), getActivity());
+	}
+
+	protected void tearDown() throws Exception {
+		solo.finishOpenedActivities();
+	}
+	
+	// Executes the ReopenActivityTwoTest
+	public void testRun() {
+		
+		// ==================== Section One =====================
+		// Wait for activity: 'course.labs.activitylab.ActivityOne'
+        int timeout = 20000;
+        assertTrue("ReopenActivityTwoTest failed:" +
+				   "Section One:" +
+				   "ActivityOne did not load correctly",
+				   solo.waitForActivity(course.labs.activitylab.ActivityOne.class, timeout));
+		
+		solo.waitForView(course.labs.activitylab.R.id.bLaunchActivityTwo);		
+		
+		// ==================== Section Two =====================
+		// Click on Start Activity Two
+		solo.clickOnView(solo.getView(course.labs.activitylab.R.id.bLaunchActivityTwo));
+		
+		// Wait for activity: 'course.labs.activitylab.ActivityTwo'
+		assertTrue("ReopenActivityTwoTest failed:" +
+				   "Section Two:" +
+				   "ActivityTwo did not load correctly",
+				   solo.waitForActivity(course.labs.activitylab.ActivityTwo.class, timeout));
+		
+		solo.waitForView(course.labs.activitylab.R.id.bClose);
+
+		int sleep = 1000;
+		solo.sleep(sleep);
+		
+		// ==================== Section Three =====================
+		// Click on Close Activity
+		solo.clickOnView(solo.getView(course.labs.activitylab.R.id.bClose));
+
+		// Wait for activity: 'course.labs.activitylab.ActivityOne'
+		assertTrue("ReopenActivityTwoTest failed:" +
+				   "Section Three:" +
+				   "ActivityTwo did not close correctly",
+				   solo.waitForActivity(course.labs.activitylab.ActivityOne.class, timeout));
+		
+		solo.waitForView(course.labs.activitylab.R.id.bLaunchActivityTwo);
+		
+		solo.sleep(sleep);
+		
+		// ==================== Section Four =====================
+		// Click on Start Activity Two
+		solo.clickOnView(solo.getView(course.labs.activitylab.R.id.bLaunchActivityTwo));
+		
+		// Wait for activity: 'course.labs.activitylab.ActivityTwo'
+		assertTrue("ReopenActivityTwoTest failed:" +
+				   "Section Four:" +
+				   "ActivityTwo did not reopen correctly after being closed",
+				   solo.waitForActivity(course.labs.activitylab.ActivityTwo.class, timeout));
+		
+		solo.waitForView(course.labs.activitylab.R.id.bClose);
+		
+		// Check for proper counts
+		assertTrue("ReopenActivityTwoTest failed:" +
+				   "Section Four:" +
+				   "onCreate() count was off for ActivityTwo after being reopened for a second time.",
+				   solo.waitForText("onCreate\\(\\) calls: 1"));
+		
+		assertTrue("ReopenActivityTwoTest failed:" +
+				   "Section Four:" +
+				   "onStart() count was off for ActivityTwo after being reopened for a second time.",
+				   solo.waitForText("onStart\\(\\) calls: 1"));
+		
+		assertTrue("ReopenActivityTwoTest failed:" +
+				   "Section Four:" +
+				   "onResume() count was off for ActivityTwo after being reopened for a second time.",
+				   solo.waitForText("onResume\\(\\) calls: 1"));
+
+		assertTrue("ReopenActivityTwoTest failed:" +
+				   "Section Four:" +
+				   "onRestart() count was off for ActivityTwo after being reopened for a second time.",
+				   solo.waitForText("onRestart\\(\\) calls: 0"));
+
+
+	}
+
+}

Lab2_Activity/app/src/main/AndroidManifest.xml

+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="course.labs.activitylab"
+    android:versionCode="1"
+    android:versionName="1.0" >
+
+    <application
+        android:allowBackup="true"
+        android:icon="@mipmap/ic_launcher"
+        android:label="@string/app_name"
+        android:theme="@style/AppTheme" >
+        <activity
+            android:name=".ActivityOne"
+            android:label="@string/app_name" >
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+        <activity
+            android:name=".ActivityTwo"
+            android:label="@string/title_activity_activity_two" >
+        </activity>
+    </application>
+
+</manifest>
\ No newline at end of file

Lab2_Activity/app/src/main/java/course/labs/activitylab/ActivityOne.java

+package course.labs.activitylab;
+
+import android.app.Activity;
+import android.content.Intent;
+import android.os.Bundle;
+import android.util.Log;
+import android.view.View;
+import android.view.View.OnClickListener;
+import android.widget.Button;
+import android.widget.TextView;
+
+public class ActivityOne extends Activity {
+
+    private static final String RESTART_KEY = "restart";
+    private static final String RESUME_KEY = "resume";
+    private static final String START_KEY = "start";
+    private static final String CREATE_KEY = "create";
+
+    // String for LogCat documentation
+    private final static String TAG = "Lab-ActivityOne";
+
+    // Lifecycle counters
+
+    // TODO:
+    // Create counter variables for onCreate(), onRestart(), onStart() and
+    // onResume()
+
+
+    // TODO: Create variables for each of the TextViews
+
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_one);
+
+        // TODO: Assign the appropriate TextViews to the TextView variables
+        // Hint: Access the TextView by calling Activity's findViewById()
+        // textView1 = (TextView) findViewById(R.id.textView1);
+
+
+        Button launchActivityTwoButton = findViewById(R.id.bLaunchActivityTwo);
+        launchActivityTwoButton.setOnClickListener(new OnClickListener() {
+
+            @Override
+            public void onClick(View v) {
+                // TODO:
+                // Launch Activity Two
+                // Hint: use Context's startActivity() method
+
+                // Create an intent stating which Activity you would like to start
+
+                // Launch the Activity using the intent
+
+            }
+        });
+
+        // Has previous state been saved?
+        if (savedInstanceState != null) {
+
+            // TODO:
+            // Restore value of counters from saved state
+
+        }
+
+        // Emit LogCat message
+        Log.i(TAG, "Entered the onCreate() method");
+
+        // TODO:
+        // Update the appropriate count variable
+        // Update the user interface via the displayCounts() method
+
+
+    }
+
+    // Lifecycle callback overrides
+
+    @Override
+    public void onStart() {
+        super.onStart();
+
+        // Emit LogCat message
+        Log.i(TAG, "Entered the onStart() method");
+
+        // TODO:
+        // Update the appropriate count variable
+        // Update the user interface
+
+    }
+
+    @Override
+    public void onResume() {
+        super.onResume();
+
+        // Emit LogCat message
+        Log.i(TAG, "Entered the onResume() method");
+
+        // TODO:
+        // Update the appropriate count variable
+        // Update the user interface
+
+    }
+
+    @Override
+    public void onPause() {
+        super.onPause();
+
+         // TODO:
+        // Emit LogCat message
+        // Follow the previous 2 examples provided
+    }
+
+    @Override
+    public void onStop() {
+        super.onStop();
+
+        // TODO:
+        // Emit LogCat message
+        // Follow the previous 2 examples provided
+    }
+
+    @Override
+    public void onRestart() {
+        super.onRestart();
+
+        // TODO:
+        // Emit LogCat message
+        // Follow the previous 2 examples provided
+
+        // TODO:
+        // Update the appropriate count variable
+        // Update the user interface
+
+    }
+
+    @Override
+    public void onDestroy() {
+        super.onDestroy();
+
+         // TODO:
+        // Emit LogCat message
+        // Follow the previous 2 examples provided
+
+    }
+
+    @Override
+    public void onSaveInstanceState(Bundle savedInstanceState) {
+        // TODO:
+        // Save state information with a collection of key-value pairs
+    }
+
+    // Updates the displayed counters
+    private void displayCounts() {
+
+        // TODO:
+        // Update the user interface via the 4 counter variables
+
+    }
+}

Lab2_Activity/app/src/main/java/course/labs/activitylab/ActivityTwo.java

+package course.labs.activitylab;
+
+import android.app.Activity;
+import android.os.Bundle;
+import android.util.Log;
+import android.view.View;
+import android.view.View.OnClickListener;
+import android.widget.Button;
+import android.widget.TextView;
+
+public class ActivityTwo extends Activity {
+
+    private static final String RESTART_KEY = "restart";
+    private static final String RESUME_KEY = "resume";
+    private static final String START_KEY = "start";
+    private static final String CREATE_KEY = "create";
+
+    // String for LogCat documentation
+    private final static String TAG = "Lab-ActivityTwo";
+
+    // Lifecycle counters
+
+    // TODO:
+    // Create counter variables for onCreate(), onRestart(), onStart() and
+    // onResume()
+    // You will need to increment these variables' values when their
+    // corresponding lifecycle methods get called
+
+
+    // TODO: Create variables for each of the TextViews
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_two);
+
+        // TODO: Assign the appropriate TextViews to the TextView variables
+        // Hint: Access the TextView by calling Activity's findViewById()
+        // textView1 = (TextView) findViewById(R.id.textView1);
+
+
+        Button closeButton = findViewById(R.id.bClose);
+        closeButton.setOnClickListener(new OnClickListener() {
+
+            @Override
+            public void onClick(View v) {
+
+                // TODO:
+                // This function closes Activity Two
+
+
+
+            }
+        });
+
+        // Has previous state been saved?
+        if (savedInstanceState != null) {
+
+            // TODO:
+            // Restore value of counters from saved state
+
+        }
+
+        // Emit LogCat message
+
+        Log.i(TAG, "Entered the onCreate() method");
+
+        // TODO:
+        // Update the appropriate count variable
+
+    }
+
+    // Lifecycle callback methods overrides
+
+    @Override
+    public void onStart() {
+        super.onStart();
+
+        // Emit LogCat message
+        Log.i(TAG, "Entered the onStart() method");
+
+        // TODO:
+        // Update the appropriate count variable
+        // Update the user interface
+
+    }
+
+    @Override
+    public void onResume() {
+        super.onResume();
+
+        // TODO:
+        // Emit LogCat message
+        // Follow the previous 2 examples provided
+
+        // TODO:
+        // Update the appropriate count variable
+
+    }
+
+    @Override
+    public void onPause() {
+        super.onPause();
+
+        // TODO:
+        // Emit LogCat message
+        // Follow the previous 2 examples provided
+    }
+
+    @Override
+    public void onStop() {
+        super.onStop();
+
+        // TODO:
+        // Emit LogCat message
+        // Follow the previous 2 examples provided
+    }
+
+    @Override
+    public void onRestart() {
+        super.onRestart();
+
+        // TODO:
+        // Emit LogCat message
+        // Follow the previous 2 examples provided
+
+        // TODO:
+        // Update the appropriate count variable
+
+    }
+
+    @Override
+    public void onDestroy() {
+        super.onDestroy();
+
+        // TODO:
+        // Emit LogCat message
+        // Follow the previous 2 examples provided
+    }
+
+    @Override
+    public void onSaveInstanceState(Bundle savedInstanceState) {
+
+        // TODO:
+        // Save counter state information with a collection of key-value pairs
+        // 4 lines of code, one for every count variable
+
+    }
+
+    // Updates the displayed counters
+    private void displayCounts() {
+
+        // TODO:
+        // Update the user interface with the 4 counter variables
+        
+
+    }
+}

Lab2_Activity/app/src/main/res/layout/activity_one.xml

+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:orientation="vertical">
+
+    <TextView android:id="@+id/create"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="@string/onCreate" />
+    
+    <TextView android:id="@+id/start"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="@string/onStart" />
+    
+    <TextView android:id="@+id/resume"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="@string/onResume" />
+    
+    <TextView android:id="@+id/restart"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="@string/onRestart" />
+    
+    <Button android:id="@+id/bLaunchActivityTwo"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="@string/button" />
+
+</LinearLayout>
\ No newline at end of file

Lab2_Activity/app/src/main/res/layout/activity_two.xml

+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:orientation="vertical">
+    
+    <TextView android:id="@+id/create"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="@string/onCreate" />
+    
+    <TextView android:id="@+id/start"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="@string/onStart" />
+    
+    <TextView android:id="@+id/resume"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="@string/onResume" />
+    
+    <TextView android:id="@+id/restart"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="@string/onRestart" />
+    
+    <Button android:id="@+id/bClose"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="@string/close"
+        />
+
+</LinearLayout>
\ No newline at end of file