Question: Java, Android App: Write an app similar to the chapters app to manage a group a group of friends: a friend is defined as having

Java, Android App: Write an app similar to the chapters app to manage a group a group of friends: a friend is defined as having a first name, a last name, and an email address. The friends should be stored in a database: a friend can be added, updated, or deleted; his/her data can be modified. On the first screen, you should display a list of all the friends.

The chapters app:

activity_main.xml file

to manage a group a group of friends: a friend is defined

Selected generated code inside MainActivity.java

as having a first name, a last name, and an email address.

menu_main.xml file

2xml version-"1.0" encoding-"utf-8"? sandroid. support.design.widget.CoordinatorLayout xmlns :android-"http://schemas.android.com/apk/res/android xmins : app= "http: //schemas. android. com/apk/res-auto" xmlns:tools-"http://schemas.android.com/tools" android:layout_width-"match parent" android:layout _height-"match parent" android:fitssystemWindows-"true" tools: context=" con. jblearning. candys torevo. MainActivity" 10 candroid.support.design.widget.AppBarLayout android:layout_width-"match parent" android:layout_height-"wrap_content" android:theme-"@style/AppTheme. AppBaroverlay"> 12 13 14 15 16 17 18 19 20 21 23 24 25 include layout-"@layout/content_main"/> 27 28 29 30 candroid.support.design.widget.FloatingActionButton android:id-"@+id/fab" android:layout_width-"wrap_content" android:layout _height-"wrap content" android:layout_gravity-"bottom end" android:layout margin-"edimen/fab_margin" android:src-"@android:drawable/ic dialog_email"/ 32 andzoid. support.design.widget.CoordinatorLayout> 21 FloatingActionButton fab - ( FloatingActionButton ) findviewById( R.id. fab ); fab.setonClickListener ( new View.OnClickListener 23 24 25 26 27 28 29 @override public void onClick( View view) f Snackbar.make( view, "Replace with your own action", Snackbar.LENGTH LONG).setAction("Action", null ).show() menu xmlns :android-"http://schemas. android.com/apk/res/android 2 3 xmins : app="http: //schemas. android. com/apk/res-auto" xmins:tools-"http://schemas.android.com/tools" tools:context-"com.jblearning.candystorev0.MainActivity" 5 6 7 8 9 - 10

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