├── .gitignore ├── .idea ├── .gitignore ├── .name ├── compiler.xml ├── gradle.xml ├── jarRepositories.xml ├── misc.xml └── vcs.xml ├── README.md ├── app ├── .gitignore ├── build.gradle ├── proguard-rules.pro └── src │ ├── androidTest │ └── java │ │ └── com │ │ └── ibrajix │ │ └── roomdatabase │ │ └── ExampleInstrumentedTest.kt │ ├── main │ ├── AndroidManifest.xml │ ├── java │ │ └── com │ │ │ └── ibrajix │ │ │ └── roomdatabase │ │ │ ├── data │ │ │ └── UserDao.kt │ │ │ ├── database │ │ │ └── UserDatabase.kt │ │ │ ├── global │ │ │ ├── AppModule.kt │ │ │ ├── MyApplication.kt │ │ │ └── StorageModule.kt │ │ │ ├── model │ │ │ └── User.kt │ │ │ ├── preferences │ │ │ ├── PreferenceImpl.kt │ │ │ └── PreferenceStorage.kt │ │ │ ├── repository │ │ │ └── UserRepo.kt │ │ │ ├── view │ │ │ ├── MainActivity.kt │ │ │ └── UserDetailsActivity.kt │ │ │ └── viewmodel │ │ │ ├── DataStoreViewModel.kt │ │ │ └── UserViewModel.kt │ └── res │ │ ├── drawable-v24 │ │ └── ic_launcher_foreground.xml │ │ ├── drawable │ │ ├── btn_opaque.xml │ │ ├── btn_round.xml │ │ └── ic_launcher_background.xml │ │ ├── font │ │ └── poppings_bold.ttf │ │ ├── layout │ │ ├── activity_main.xml │ │ └── activity_user_details.xml │ │ ├── mipmap-anydpi-v26 │ │ ├── ic_launcher.xml │ │ └── ic_launcher_round.xml │ │ ├── mipmap-hdpi │ │ ├── ic_launcher.png │ │ └── ic_launcher_round.png │ │ ├── mipmap-mdpi │ │ ├── ic_launcher.png │ │ └── ic_launcher_round.png │ │ ├── mipmap-xhdpi │ │ ├── ic_launcher.png │ │ └── ic_launcher_round.png │ │ ├── mipmap-xxhdpi │ │ ├── ic_launcher.png │ │ └── ic_launcher_round.png │ │ ├── mipmap-xxxhdpi │ │ ├── ic_launcher.png │ │ └── ic_launcher_round.png │ │ ├── values-night │ │ └── themes.xml │ │ └── values │ │ ├── colors.xml │ │ ├── strings.xml │ │ └── themes.xml │ └── test │ └── java │ └── com │ └── ibrajix │ └── roomdatabase │ └── ExampleUnitTest.kt ├── build.gradle ├── gradle.properties ├── gradle └── wrapper │ ├── gradle-wrapper.jar │ └── gradle-wrapper.properties ├── gradlew ├── gradlew.bat └── settings.gradle /.gitignore: -------------------------------------------------------------------------------- 1 | *.iml 2 | .gradle 3 | /local.properties 4 | /.idea/caches 5 | /.idea/libraries 6 | /.idea/modules.xml 7 | /.idea/workspace.xml 8 | /.idea/navEditor.xml 9 | /.idea/assetWizardSettings.xml 10 | .DS_Store 11 | /build 12 | /captures 13 | .externalNativeBuild 14 | .cxx 15 | local.properties 16 | -------------------------------------------------------------------------------- /.idea/.gitignore: -------------------------------------------------------------------------------- 1 | # Default ignored files 2 | /shelf/ 3 | /workspace.xml 4 | -------------------------------------------------------------------------------- /.idea/.name: -------------------------------------------------------------------------------- 1 | Room Database -------------------------------------------------------------------------------- /.idea/compiler.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | -------------------------------------------------------------------------------- /.idea/gradle.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 20 | 21 | -------------------------------------------------------------------------------- /.idea/jarRepositories.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 9 | 10 | 14 | 15 | 19 | 20 | 24 | 25 | -------------------------------------------------------------------------------- /.idea/misc.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 9 | -------------------------------------------------------------------------------- /.idea/vcs.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | # RoomDatabase 2 | 3 | ## This repo shows real world usage of local storage in Android - "Room Database" and "Data Store" 4 | 5 |

6 | 7 |

8 | 9 | We store the user information inputted above to Room Database and persist with Data Store 10 | 11 | ## Full Article 12 | 13 | https://proandroiddev.com/save-data-on-android-using-room-database-beginners-guide-1398dafabb24 14 | 15 | 16 | ## CONTACT ME 17 | https://linktr.ee/Ibrajix 18 | -------------------------------------------------------------------------------- /app/.gitignore: -------------------------------------------------------------------------------- 1 | /build -------------------------------------------------------------------------------- /app/build.gradle: -------------------------------------------------------------------------------- 1 | plugins { 2 | //android 3 | id 'com.android.application' 4 | 5 | //kotlin android 6 | id 'kotlin-android' 7 | 8 | //kotlin android extensions 9 | id 'kotlin-android-extensions' 10 | 11 | //kotlin kapt 12 | id 'kotlin-kapt' 13 | 14 | //dagger hilt 15 | id 'dagger.hilt.android.plugin' 16 | 17 | } 18 | 19 | android { 20 | compileSdkVersion 30 21 | buildToolsVersion "30.0.3" 22 | 23 | defaultConfig { 24 | applicationId "com.ibrajix.roomdatabase" 25 | minSdkVersion 21 26 | targetSdkVersion 30 27 | versionCode 1 28 | versionName "1.0" 29 | testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner" 30 | } 31 | 32 | buildTypes { 33 | release { 34 | minifyEnabled false 35 | proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro' 36 | } 37 | } 38 | compileOptions { 39 | sourceCompatibility JavaVersion.VERSION_1_8 40 | targetCompatibility JavaVersion.VERSION_1_8 41 | } 42 | 43 | buildFeatures { 44 | viewBinding true 45 | } 46 | 47 | kotlinOptions { 48 | jvmTarget = '1.8' 49 | } 50 | } 51 | 52 | dependencies { 53 | 54 | implementation "org.jetbrains.kotlin:kotlin-stdlib:$kotlin_version" 55 | implementation 'androidx.core:core-ktx:1.5.0' 56 | implementation 'androidx.appcompat:appcompat:1.3.0' 57 | implementation 'com.google.android.material:material:1.3.0' 58 | implementation 'androidx.constraintlayout:constraintlayout:2.0.4' 59 | testImplementation 'junit:junit:4.+' 60 | androidTestImplementation 'androidx.test.ext:junit:1.1.2' 61 | androidTestImplementation 'androidx.test.espresso:espresso-core:3.3.0' 62 | 63 | 64 | //coroutines 65 | def coroutines_version = "1.3.9" 66 | 67 | implementation "org.jetbrains.kotlinx:kotlinx-coroutines-core:$coroutines_version" 68 | 69 | implementation "org.jetbrains.kotlinx:kotlinx-coroutines-android:$coroutines_version" 70 | 71 | implementation "org.jetbrains.kotlinx:kotlinx-coroutines-play-services:$coroutines_version" 72 | 73 | //dagger hilt 74 | implementation "com.google.dagger:hilt-android:2.33-beta" 75 | 76 | kapt "com.google.dagger:hilt-android-compiler:2.33-beta" 77 | 78 | // hilt viewModel extension 79 | def hilt_jetpack_version = "1.0.0-alpha01" 80 | 81 | //noinspection GradleDependency 82 | implementation "androidx.hilt:hilt-lifecycle-viewmodel:$hilt_jetpack_version" 83 | 84 | kapt "androidx.hilt:hilt-compiler:$hilt_jetpack_version" 85 | 86 | //lifeCycle 87 | def lifecycle_version = "2.4.0-alpha01" 88 | 89 | implementation "androidx.lifecycle:lifecycle-runtime-ktx:$lifecycle_version" 90 | 91 | implementation "androidx.lifecycle:lifecycle-common-java8:$lifecycle_version" 92 | 93 | //viewModel 94 | implementation "androidx.lifecycle:lifecycle-viewmodel-ktx:$lifecycle_version" 95 | 96 | //liveData 97 | implementation "androidx.lifecycle:lifecycle-livedata-ktx:$lifecycle_version" 98 | 99 | //by viewModels 100 | implementation "androidx.fragment:fragment-ktx:1.3.3" 101 | 102 | //validation of input 103 | implementation 'com.mobsandgeeks:android-saripaar:2.0.3' 104 | 105 | //preferences DataStore 106 | implementation "androidx.datastore:datastore-preferences:1.0.0-beta01" 107 | 108 | //viewBinding 109 | implementation 'com.android.databinding:viewbinding:4.1.3' 110 | 111 | //room 112 | def room_version = "2.3.0" 113 | 114 | //noinspection GradleDependency 115 | implementation "androidx.room:room-runtime:$room_version" 116 | kapt "androidx.room:room-compiler:$room_version" 117 | 118 | //noinspection GradleDependency 119 | implementation "androidx.room:room-ktx:$room_version" 120 | } -------------------------------------------------------------------------------- /app/proguard-rules.pro: -------------------------------------------------------------------------------- 1 | # Add project specific ProGuard rules here. 2 | # You can control the set of applied configuration files using the 3 | # proguardFiles setting in build.gradle. 4 | # 5 | # For more details, see 6 | # http://developer.android.com/guide/developing/tools/proguard.html 7 | 8 | # If your project uses WebView with JS, uncomment the following 9 | # and specify the fully qualified class name to the JavaScript interface 10 | # class: 11 | #-keepclassmembers class fqcn.of.javascript.interface.for.webview { 12 | # public *; 13 | #} 14 | 15 | # Uncomment this to preserve the line number information for 16 | # debugging stack traces. 17 | #-keepattributes SourceFile,LineNumberTable 18 | 19 | # If you keep the line number information, uncomment this to 20 | # hide the original source file name. 21 | #-renamesourcefileattribute SourceFile -------------------------------------------------------------------------------- /app/src/androidTest/java/com/ibrajix/roomdatabase/ExampleInstrumentedTest.kt: -------------------------------------------------------------------------------- 1 | package com.ibrajix.roomdatabase 2 | 3 | import androidx.test.platform.app.InstrumentationRegistry 4 | import androidx.test.ext.junit.runners.AndroidJUnit4 5 | 6 | import org.junit.Test 7 | import org.junit.runner.RunWith 8 | 9 | import org.junit.Assert.* 10 | 11 | /** 12 | * Instrumented test, which will execute on an Android device. 13 | * 14 | * See [testing documentation](http://d.android.com/tools/testing). 15 | */ 16 | @RunWith(AndroidJUnit4::class) 17 | class ExampleInstrumentedTest { 18 | @Test 19 | fun useAppContext() { 20 | // Context of the app under test. 21 | val appContext = InstrumentationRegistry.getInstrumentation().targetContext 22 | assertEquals("com.ibrajix.roomdatabase", appContext.packageName) 23 | } 24 | } -------------------------------------------------------------------------------- /app/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 2 | 4 | 5 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | -------------------------------------------------------------------------------- /app/src/main/java/com/ibrajix/roomdatabase/data/UserDao.kt: -------------------------------------------------------------------------------- 1 | package com.ibrajix.roomdatabase.data 2 | 3 | import androidx.room.* 4 | import com.ibrajix.roomdatabase.model.User 5 | import kotlinx.coroutines.flow.Flow 6 | 7 | @Dao 8 | interface UserDao { 9 | 10 | /** 11 | * CREATE 12 | */ 13 | 14 | //insert data to room database 15 | @Insert(onConflict = OnConflictStrategy.IGNORE) 16 | suspend fun insertToRoomDatabase(user: User) : Long 17 | 18 | /** 19 | * READ 20 | */ 21 | 22 | //get all users inserted to room database...normally this is supposed to be a list of users 23 | @Transaction 24 | @Query("SELECT * FROM users_table ORDER BY id DESC") 25 | fun getUserDetails() : Flow> 26 | 27 | //get single user inserted to room database 28 | @Transaction 29 | @Query("SELECT * FROM users_table WHERE id = :id ORDER BY id DESC") 30 | fun getSingleUserDetails(id: Long) : Flow 31 | 32 | /** 33 | * UPDATE 34 | */ 35 | 36 | //update user details 37 | @Update 38 | suspend fun updateUserDetails(user: User) 39 | 40 | /** 41 | * DELETE 42 | */ 43 | 44 | //delete single user details 45 | @Query("DELETE FROM users_table WHERE id = :id") 46 | suspend fun deleteSingleUserDetails(id: Int) 47 | 48 | //delete all user details 49 | @Delete 50 | suspend fun deleteAllUsersDetails(user: User) 51 | 52 | } -------------------------------------------------------------------------------- /app/src/main/java/com/ibrajix/roomdatabase/database/UserDatabase.kt: -------------------------------------------------------------------------------- 1 | package com.ibrajix.roomdatabase.database 2 | 3 | import androidx.room.Database 4 | import androidx.room.RoomDatabase 5 | import androidx.sqlite.db.SupportSQLiteDatabase 6 | import com.ibrajix.roomdatabase.data.UserDao 7 | import com.ibrajix.roomdatabase.global.ApplicationScope 8 | import com.ibrajix.roomdatabase.model.User 9 | import kotlinx.coroutines.CoroutineScope 10 | import kotlinx.coroutines.launch 11 | import javax.inject.Inject 12 | import javax.inject.Provider 13 | 14 | @Database(entities = [User::class], version = 2) 15 | abstract class UserDatabase: RoomDatabase() { 16 | 17 | abstract fun userDao(): UserDao 18 | 19 | class Callback @Inject constructor(private val songDatabase: Provider, @ApplicationScope private val applicationScope: CoroutineScope) : androidx.room.RoomDatabase.Callback(){ 20 | override fun onCreate(db: SupportSQLiteDatabase) { 21 | super.onCreate(db) 22 | val dao = songDatabase.get().userDao() 23 | applicationScope.launch { 24 | 25 | } 26 | } 27 | } 28 | 29 | 30 | } -------------------------------------------------------------------------------- /app/src/main/java/com/ibrajix/roomdatabase/global/AppModule.kt: -------------------------------------------------------------------------------- 1 | package com.ibrajix.roomdatabase.global 2 | 3 | import android.app.Application 4 | import androidx.room.Room 5 | import com.ibrajix.roomdatabase.database.UserDatabase 6 | import dagger.Module 7 | import dagger.Provides 8 | import dagger.hilt.InstallIn 9 | import dagger.hilt.components.SingletonComponent 10 | import kotlinx.coroutines.CoroutineScope 11 | import kotlinx.coroutines.SupervisorJob 12 | import javax.inject.Inject 13 | import javax.inject.Qualifier 14 | import javax.inject.Singleton 15 | 16 | @Module 17 | @InstallIn(SingletonComponent::class) 18 | object AppModule{ 19 | 20 | @Provides 21 | @Singleton 22 | fun provideDatabase(application: Application, callback: UserDatabase.Callback) 23 | = Room.databaseBuilder(application, UserDatabase::class.java, "user_database") 24 | .fallbackToDestructiveMigration() 25 | .addCallback(callback) 26 | .build() 27 | 28 | @Provides 29 | fun providesUserDao(userDatabase: UserDatabase) = 30 | userDatabase.userDao() 31 | 32 | @ApplicationScope 33 | @Provides 34 | @Singleton 35 | fun providesApplicationScope() = CoroutineScope(SupervisorJob()) 36 | 37 | } 38 | 39 | @Retention(AnnotationRetention.RUNTIME) 40 | @Qualifier 41 | annotation class ApplicationScope -------------------------------------------------------------------------------- /app/src/main/java/com/ibrajix/roomdatabase/global/MyApplication.kt: -------------------------------------------------------------------------------- 1 | package com.ibrajix.roomdatabase.global 2 | 3 | import android.app.Application 4 | import dagger.hilt.android.HiltAndroidApp 5 | 6 | @HiltAndroidApp 7 | class MyApplication : Application() { 8 | 9 | override fun onCreate() { 10 | super.onCreate() 11 | } 12 | 13 | } -------------------------------------------------------------------------------- /app/src/main/java/com/ibrajix/roomdatabase/global/StorageModule.kt: -------------------------------------------------------------------------------- 1 | package com.ibrajix.roomdatabase.global 2 | 3 | import com.ibrajix.roomdatabase.preferences.PreferenceImpl 4 | import com.ibrajix.roomdatabase.preferences.PreferenceStorage 5 | import dagger.Binds 6 | import dagger.Module 7 | import dagger.hilt.InstallIn 8 | import dagger.hilt.components.SingletonComponent 9 | 10 | @Module 11 | @InstallIn(SingletonComponent::class) 12 | abstract class StorageModule { 13 | 14 | @Binds 15 | abstract fun bindsPreferenceStorage(preferenceStorageImpl: PreferenceImpl): PreferenceStorage 16 | 17 | } -------------------------------------------------------------------------------- /app/src/main/java/com/ibrajix/roomdatabase/model/User.kt: -------------------------------------------------------------------------------- 1 | package com.ibrajix.roomdatabase.model 2 | 3 | import androidx.annotation.NonNull 4 | import androidx.room.Entity 5 | import androidx.room.PrimaryKey 6 | 7 | @Entity(tableName = "users_table") 8 | data class User( 9 | @PrimaryKey(autoGenerate = false) 10 | @NonNull 11 | val id: Long? = null, 12 | val name: String? = null, 13 | val age: String? = null, 14 | val number: String? = null, 15 | ) -------------------------------------------------------------------------------- /app/src/main/java/com/ibrajix/roomdatabase/preferences/PreferenceImpl.kt: -------------------------------------------------------------------------------- 1 | package com.ibrajix.roomdatabase.preferences 2 | 3 | import android.content.Context 4 | import androidx.datastore.core.DataStore 5 | import androidx.datastore.preferences.core.* 6 | import androidx.datastore.preferences.preferencesDataStore 7 | import dagger.hilt.android.qualifiers.ApplicationContext 8 | import kotlinx.coroutines.flow.Flow 9 | import kotlinx.coroutines.flow.catch 10 | import kotlinx.coroutines.flow.map 11 | import java.io.IOException 12 | import javax.inject.Inject 13 | import javax.inject.Singleton 14 | 15 | val Context.dataStore: DataStore by preferencesDataStore(name = "data_storage") 16 | 17 | @Singleton 18 | class PreferenceImpl @Inject constructor(@ApplicationContext context: Context) : PreferenceStorage { 19 | 20 | private val dataStore = context.dataStore 21 | 22 | //preference keys 23 | private object PreferencesKeys { 24 | val SAVED_KEY = booleanPreferencesKey("saved_key") 25 | } 26 | 27 | //get saved key 28 | override fun savedKey() = dataStore.data.catch { it -> 29 | if (it is IOException) { 30 | emit(emptyPreferences()) 31 | } else { 32 | throw it 33 | } 34 | }.map { 35 | it[PreferencesKeys.SAVED_KEY] ?: false 36 | } 37 | 38 | //set saved key 39 | override suspend fun setSavedKey(order: Boolean) { 40 | dataStore.edit { 41 | it[PreferencesKeys.SAVED_KEY] = order 42 | } 43 | } 44 | 45 | } -------------------------------------------------------------------------------- /app/src/main/java/com/ibrajix/roomdatabase/preferences/PreferenceStorage.kt: -------------------------------------------------------------------------------- 1 | package com.ibrajix.roomdatabase.preferences 2 | 3 | import kotlinx.coroutines.flow.Flow 4 | 5 | interface PreferenceStorage { 6 | 7 | //check if user has saved some details to database, move to details screen if saved 8 | //set allSongs sort order 9 | fun savedKey() : Flow 10 | suspend fun setSavedKey(order: Boolean) 11 | 12 | } -------------------------------------------------------------------------------- /app/src/main/java/com/ibrajix/roomdatabase/repository/UserRepo.kt: -------------------------------------------------------------------------------- 1 | package com.ibrajix.roomdatabase.repository 2 | 3 | import com.ibrajix.roomdatabase.data.UserDao 4 | import com.ibrajix.roomdatabase.model.User 5 | import dagger.Module 6 | import dagger.hilt.InstallIn 7 | import dagger.hilt.components.SingletonComponent 8 | import kotlinx.coroutines.flow.Flow 9 | import javax.inject.Inject 10 | 11 | class UserRepo @Inject constructor(private val userDao: UserDao) { 12 | 13 | 14 | //insert user details to room 15 | suspend fun createUserRecords(user: User) : Long { 16 | return userDao.insertToRoomDatabase(user) 17 | } 18 | 19 | //get single user details e.g with id 1 20 | val getUserDetails: Flow> get() = userDao.getUserDetails() 21 | 22 | //delete single user record 23 | suspend fun deleteSingleUserRecord() { 24 | userDao.deleteSingleUserDetails(1) 25 | } 26 | 27 | 28 | } -------------------------------------------------------------------------------- /app/src/main/java/com/ibrajix/roomdatabase/view/MainActivity.kt: -------------------------------------------------------------------------------- 1 | package com.ibrajix.roomdatabase.view 2 | 3 | import android.content.Intent 4 | import androidx.appcompat.app.AppCompatActivity 5 | import android.os.Bundle 6 | import android.text.Editable 7 | import android.text.TextWatcher 8 | import android.widget.Toast 9 | import androidx.activity.viewModels 10 | import androidx.core.content.ContextCompat 11 | import com.ibrajix.roomdatabase.R 12 | import com.ibrajix.roomdatabase.databinding.ActivityMainBinding 13 | import com.ibrajix.roomdatabase.model.User 14 | import com.ibrajix.roomdatabase.viewmodel.DataStoreViewModel 15 | import com.ibrajix.roomdatabase.viewmodel.UserViewModel 16 | import dagger.hilt.android.AndroidEntryPoint 17 | 18 | @AndroidEntryPoint 19 | class MainActivity : AppCompatActivity() { 20 | 21 | private lateinit var binding: ActivityMainBinding 22 | 23 | private val dataStoreViewModel: DataStoreViewModel by viewModels() 24 | private val userViewModel: UserViewModel by viewModels() 25 | 26 | override fun onCreate(savedInstanceState: Bundle?) { 27 | super.onCreate(savedInstanceState) 28 | 29 | binding = ActivityMainBinding.inflate(layoutInflater) 30 | val view = binding.root 31 | setContentView(view) 32 | 33 | checkIfUserHasSavedDetails() 34 | 35 | makeButtonNotClickableAtFirst() 36 | 37 | 38 | 39 | } 40 | 41 | private fun checkIfUserHasSavedDetails(){ 42 | 43 | dataStoreViewModel.savedKey.observe(this){ 44 | 45 | if (it == true){ 46 | //saved go to the next activity 47 | val intent = Intent(this, UserDetailsActivity::class.java) 48 | startActivity(intent) 49 | } 50 | 51 | //user hasn't saved details, show the form 52 | else{ 53 | initViews() 54 | } 55 | 56 | } 57 | } 58 | 59 | 60 | private fun initViews(){ 61 | handleClick() 62 | } 63 | 64 | /** 65 | * Make button unclickable to avoid empty entries into room 66 | */ 67 | 68 | private fun makeButtonNotClickableAtFirst(){ 69 | 70 | //Make button UnClickable for the first time 71 | binding.btnSave.isEnabled = false 72 | binding.btnSave.background = ContextCompat.getDrawable( 73 | this, 74 | R.drawable.btn_opaque 75 | ) 76 | 77 | //make the button clickable after detecting changes in input field 78 | val watcher: TextWatcher = object : TextWatcher { 79 | override fun beforeTextChanged(s: CharSequence, start: Int, count: Int, after: Int) {} 80 | 81 | override fun onTextChanged(s: CharSequence, start: Int, before: Int, count: Int) { 82 | 83 | val nameEt = binding.etName.text.toString() 84 | val ageEt = binding.etAge.text.toString() 85 | val numberEt = binding.etNumber.text.toString() 86 | 87 | if (nameEt.isEmpty() || ageEt.isEmpty() || numberEt.isEmpty()) { 88 | binding.btnSave.isEnabled = false 89 | binding.btnSave.background = ContextCompat.getDrawable( 90 | this@MainActivity, 91 | R.drawable.btn_opaque 92 | ) 93 | } else { 94 | binding.btnSave.isEnabled = true 95 | binding.btnSave.background = ContextCompat.getDrawable( 96 | this@MainActivity, 97 | R.drawable.btn_round 98 | ) 99 | } 100 | } 101 | 102 | override fun afterTextChanged(s: Editable) { 103 | 104 | } 105 | 106 | } 107 | 108 | binding.etName.addTextChangedListener(watcher) 109 | binding.etAge.addTextChangedListener(watcher) 110 | binding.etNumber.addTextChangedListener(watcher) 111 | 112 | } 113 | 114 | /** 115 | * Handle click of save button 116 | */ 117 | private fun handleClick(){ 118 | 119 | //on click of button save 120 | binding.btnSave.setOnClickListener { 121 | 122 | //get details entered 123 | val name = binding.etName.text.toString() 124 | val age = binding.etAge.text.toString() 125 | val number = binding.etNumber.text.toString() 126 | 127 | 128 | val user = User(id = 1, name = name, age = age, number = number) 129 | 130 | //save the details to room database 131 | userViewModel.insertUserDetails(user) 132 | 133 | userViewModel.response.observe(this){ 134 | 135 | Toast.makeText(this, it.toString(), Toast.LENGTH_LONG).show() 136 | 137 | //success, save key so on next visit user goes to details screen 138 | dataStoreViewModel.setSavedKey(true) 139 | 140 | //show toast message 141 | Toast.makeText(this, applicationContext.getString(R.string.record_saved), Toast.LENGTH_LONG).show() 142 | 143 | //go to next activity 144 | val intent = Intent(this, UserDetailsActivity::class.java) 145 | startActivity(intent) 146 | 147 | } 148 | 149 | } 150 | 151 | } 152 | 153 | 154 | } -------------------------------------------------------------------------------- /app/src/main/java/com/ibrajix/roomdatabase/view/UserDetailsActivity.kt: -------------------------------------------------------------------------------- 1 | package com.ibrajix.roomdatabase.view 2 | 3 | import android.content.Intent 4 | import androidx.appcompat.app.AppCompatActivity 5 | import android.os.Bundle 6 | import androidx.activity.viewModels 7 | import androidx.lifecycle.Lifecycle 8 | import androidx.lifecycle.lifecycleScope 9 | import androidx.lifecycle.repeatOnLifecycle 10 | import com.ibrajix.roomdatabase.R 11 | import com.ibrajix.roomdatabase.databinding.ActivityMainBinding 12 | import com.ibrajix.roomdatabase.databinding.ActivityUserDetailsBinding 13 | import com.ibrajix.roomdatabase.viewmodel.DataStoreViewModel 14 | import com.ibrajix.roomdatabase.viewmodel.UserViewModel 15 | import dagger.hilt.android.AndroidEntryPoint 16 | import kotlinx.coroutines.flow.collect 17 | import kotlinx.coroutines.launch 18 | import java.util.* 19 | 20 | @AndroidEntryPoint 21 | class UserDetailsActivity : AppCompatActivity() { 22 | 23 | private lateinit var binding: ActivityUserDetailsBinding 24 | 25 | private val userViewModel: UserViewModel by viewModels() 26 | private val dataStoreViewModel: DataStoreViewModel by viewModels() 27 | 28 | override fun onCreate(savedInstanceState: Bundle?) { 29 | super.onCreate(savedInstanceState) 30 | 31 | binding = ActivityUserDetailsBinding.inflate(layoutInflater) 32 | val view = binding.root 33 | setContentView(view) 34 | 35 | getUserDetails() 36 | 37 | handleClicks() 38 | 39 | } 40 | 41 | private fun handleClicks(){ 42 | 43 | binding.btnClearRecord.setOnClickListener { 44 | 45 | //clear record from room database 46 | userViewModel.doDeleteSingleUserRecord() 47 | 48 | //remove the datastorage key 49 | dataStoreViewModel.setSavedKey(false) 50 | 51 | //go to main activity 52 | val intent = Intent(this, MainActivity::class.java) 53 | startActivity(intent) 54 | 55 | } 56 | 57 | } 58 | 59 | private fun getUserDetails(){ 60 | 61 | this.lifecycleScope.launch { 62 | lifecycle.repeatOnLifecycle(Lifecycle.State.STARTED){ 63 | 64 | userViewModel.doGetUserDetails() 65 | userViewModel.userDetails.collect { users-> 66 | 67 | for (user in users){ 68 | //set data into view 69 | binding.txtName.text = user.name 70 | binding.txtAge.text = user.age 71 | binding.txtNumber.text = user.number 72 | } 73 | 74 | } 75 | } 76 | } 77 | 78 | } 79 | 80 | } -------------------------------------------------------------------------------- /app/src/main/java/com/ibrajix/roomdatabase/viewmodel/DataStoreViewModel.kt: -------------------------------------------------------------------------------- 1 | package com.ibrajix.roomdatabase.viewmodel 2 | 3 | import androidx.hilt.lifecycle.ViewModelInject 4 | import androidx.lifecycle.ViewModel 5 | import androidx.lifecycle.asLiveData 6 | import androidx.lifecycle.viewModelScope 7 | import com.ibrajix.roomdatabase.preferences.PreferenceStorage 8 | import kotlinx.coroutines.launch 9 | 10 | class DataStoreViewModel @ViewModelInject constructor(private val preferenceStorage: PreferenceStorage): ViewModel() { 11 | 12 | //saved key as liveData 13 | val savedKey = preferenceStorage.savedKey().asLiveData() 14 | fun setSavedKey(key: Boolean) { 15 | viewModelScope.launch { 16 | preferenceStorage.setSavedKey(key) 17 | } 18 | } 19 | 20 | } -------------------------------------------------------------------------------- /app/src/main/java/com/ibrajix/roomdatabase/viewmodel/UserViewModel.kt: -------------------------------------------------------------------------------- 1 | package com.ibrajix.roomdatabase.viewmodel 2 | 3 | import androidx.hilt.lifecycle.ViewModelInject 4 | import androidx.lifecycle.* 5 | import com.ibrajix.roomdatabase.model.User 6 | import com.ibrajix.roomdatabase.repository.UserRepo 7 | import kotlinx.coroutines.Dispatchers 8 | import kotlinx.coroutines.flow.* 9 | import kotlinx.coroutines.launch 10 | 11 | class UserViewModel @ViewModelInject constructor(private val userRepo: UserRepo): ViewModel() { 12 | 13 | 14 | /** 15 | * Insert user details 16 | */ 17 | private val _response = MutableLiveData() 18 | val response: LiveData = _response 19 | 20 | //insert user details to room database 21 | fun insertUserDetails(user: User){ 22 | viewModelScope.launch(Dispatchers.IO) { 23 | _response.postValue(userRepo.createUserRecords(user)) 24 | } 25 | } 26 | 27 | /** 28 | * Retrieve user details 29 | */ 30 | //check if song is liked 31 | private val _userDetails = MutableStateFlow>(emptyList()) 32 | val userDetails : StateFlow> = _userDetails 33 | 34 | fun doGetUserDetails(){ 35 | viewModelScope.launch(Dispatchers.IO) { 36 | userRepo.getUserDetails 37 | .catch { e-> 38 | //Log error here 39 | } 40 | .collect { 41 | _userDetails.value = it 42 | } 43 | } 44 | } 45 | 46 | /** 47 | * Delete single user record 48 | */ 49 | fun doDeleteSingleUserRecord(){ 50 | viewModelScope.launch(Dispatchers.IO) { 51 | userRepo.deleteSingleUserRecord() 52 | } 53 | } 54 | 55 | } -------------------------------------------------------------------------------- /app/src/main/res/drawable-v24/ic_launcher_foreground.xml: -------------------------------------------------------------------------------- 1 | 7 | 8 | 9 | 15 | 18 | 21 | 22 | 23 | 24 | 30 | -------------------------------------------------------------------------------- /app/src/main/res/drawable/btn_opaque.xml: -------------------------------------------------------------------------------- 1 | 2 | 4 | 5 | 6 | 7 | 8 | -------------------------------------------------------------------------------- /app/src/main/res/drawable/btn_round.xml: -------------------------------------------------------------------------------- 1 | 2 | 4 | 5 | 6 | 7 | 8 | -------------------------------------------------------------------------------- /app/src/main/res/drawable/ic_launcher_background.xml: -------------------------------------------------------------------------------- 1 | 2 | 7 | 10 | 15 | 20 | 25 | 30 | 35 | 40 | 45 | 50 | 55 | 60 | 65 | 70 | 75 | 80 | 85 | 90 | 95 | 100 | 105 | 110 | 115 | 120 | 125 | 130 | 135 | 140 | 145 | 150 | 155 | 160 | 165 | 170 | 171 | -------------------------------------------------------------------------------- /app/src/main/res/font/poppings_bold.ttf: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/ibrajix/RoomDatabase/b56f17eaa262d97efda93bc1e23f9fb63611f6f6/app/src/main/res/font/poppings_bold.ttf -------------------------------------------------------------------------------- /app/src/main/res/layout/activity_main.xml: -------------------------------------------------------------------------------- 1 | 2 | 9 | 10 | 13 | 14 | 26 | 27 | 42 | 43 | 57 | 58 | 72 | 73 | 87 | 88 | 89 | 90 | 91 | -------------------------------------------------------------------------------- /app/src/main/res/layout/activity_user_details.xml: -------------------------------------------------------------------------------- 1 | 2 | 9 | 10 | 24 | 25 | 38 | 39 | 52 | 53 | 65 | 66 | 79 | 80 | 92 | 93 | 106 | 107 | 119 | 120 | 135 | 136 | -------------------------------------------------------------------------------- /app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | -------------------------------------------------------------------------------- /app/src/main/res/mipmap-anydpi-v26/ic_launcher_round.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | -------------------------------------------------------------------------------- /app/src/main/res/mipmap-hdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/ibrajix/RoomDatabase/b56f17eaa262d97efda93bc1e23f9fb63611f6f6/app/src/main/res/mipmap-hdpi/ic_launcher.png -------------------------------------------------------------------------------- /app/src/main/res/mipmap-hdpi/ic_launcher_round.png: -------------------------------------------------------------------------------- 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https://raw.githubusercontent.com/ibrajix/RoomDatabase/b56f17eaa262d97efda93bc1e23f9fb63611f6f6/app/src/main/res/mipmap-xxxhdpi/ic_launcher_round.png -------------------------------------------------------------------------------- /app/src/main/res/values-night/themes.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 16 | -------------------------------------------------------------------------------- /app/src/main/res/values/colors.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | #FFBB86FC 4 | #FF6200EE 5 | #FF3700B3 6 | #FF03DAC5 7 | #FF018786 8 | #FF000000 9 | #FFFFFFFF 10 | -------------------------------------------------------------------------------- /app/src/main/res/values/strings.xml: -------------------------------------------------------------------------------- 1 | 2 | Room Database 3 | Fill your information 4 | Name 5 | Number 6 | Age 7 | Save 8 | Hello there, 9 | Here are your details 10 | Record saved successfully 11 | Clear Record 12 | -------------------------------------------------------------------------------- /app/src/main/res/values/themes.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 18 | -------------------------------------------------------------------------------- /app/src/test/java/com/ibrajix/roomdatabase/ExampleUnitTest.kt: -------------------------------------------------------------------------------- 1 | package com.ibrajix.roomdatabase 2 | 3 | import org.junit.Test 4 | 5 | import org.junit.Assert.* 6 | 7 | /** 8 | * Example local unit test, which will execute on the development machine (host). 9 | * 10 | * See [testing documentation](http://d.android.com/tools/testing). 11 | */ 12 | class ExampleUnitTest { 13 | @Test 14 | fun addition_isCorrect() { 15 | assertEquals(4, 2 + 2) 16 | } 17 | } -------------------------------------------------------------------------------- /build.gradle: -------------------------------------------------------------------------------- 1 | // Top-level build file where you can add configuration options common to all sub-projects/modules. 2 | buildscript { 3 | ext.kotlin_version = "1.4.30" 4 | repositories { 5 | google() 6 | jcenter() 7 | } 8 | dependencies { 9 | classpath "com.android.tools.build:gradle:4.1.2" 10 | classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version" 11 | 12 | // NOTE: Do not place your application dependencies here; they belong 13 | // in the individual module build.gradle files 14 | 15 | //Hilt 16 | classpath 'com.google.dagger:hilt-android-gradle-plugin:2.33-beta' 17 | } 18 | } 19 | 20 | allprojects { 21 | repositories { 22 | google() 23 | jcenter() 24 | } 25 | } 26 | 27 | task clean(type: Delete) { 28 | delete rootProject.buildDir 29 | } -------------------------------------------------------------------------------- /gradle.properties: -------------------------------------------------------------------------------- 1 | # Project-wide Gradle settings. 2 | # IDE (e.g. Android Studio) users: 3 | # Gradle settings configured through the IDE *will override* 4 | # any settings specified in this file. 5 | # For more details on how to configure your build environment visit 6 | # http://www.gradle.org/docs/current/userguide/build_environment.html 7 | # Specifies the JVM arguments used for the daemon process. 8 | # The setting is particularly useful for tweaking memory settings. 9 | org.gradle.jvmargs=-Xmx2048m -Dfile.encoding=UTF-8 10 | # When configured, Gradle will run in incubating parallel mode. 11 | # This option should only be used with decoupled projects. More details, visit 12 | # http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects 13 | # org.gradle.parallel=true 14 | # AndroidX package structure to make it clearer which packages are bundled with the 15 | # Android operating system, and which are packaged with your app"s APK 16 | # https://developer.android.com/topic/libraries/support-library/androidx-rn 17 | android.useAndroidX=true 18 | # Automatically convert third-party libraries to use AndroidX 19 | android.enableJetifier=true 20 | # Kotlin code style for this project: "official" or "obsolete": 21 | kotlin.code.style=official -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.jar: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/ibrajix/RoomDatabase/b56f17eaa262d97efda93bc1e23f9fb63611f6f6/gradle/wrapper/gradle-wrapper.jar -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.properties: -------------------------------------------------------------------------------- 1 | #Tue Jun 01 15:57:56 WAT 2021 2 | distributionBase=GRADLE_USER_HOME 3 | distributionPath=wrapper/dists 4 | zipStoreBase=GRADLE_USER_HOME 5 | zipStorePath=wrapper/dists 6 | distributionUrl=https\://services.gradle.org/distributions/gradle-6.5-all.zip 7 | -------------------------------------------------------------------------------- /gradlew: -------------------------------------------------------------------------------- 1 | #!/usr/bin/env sh 2 | 3 | ############################################################################## 4 | ## 5 | ## Gradle start up script for UN*X 6 | ## 7 | ############################################################################## 8 | 9 | # Attempt to set APP_HOME 10 | # Resolve links: $0 may be a link 11 | PRG="$0" 12 | # Need this for relative symlinks. 13 | while [ -h "$PRG" ] ; do 14 | ls=`ls -ld "$PRG"` 15 | link=`expr "$ls" : '.*-> \(.*\)$'` 16 | if expr "$link" : '/.*' > /dev/null; then 17 | PRG="$link" 18 | else 19 | PRG=`dirname "$PRG"`"/$link" 20 | fi 21 | done 22 | SAVED="`pwd`" 23 | cd "`dirname \"$PRG\"`/" >/dev/null 24 | APP_HOME="`pwd -P`" 25 | cd "$SAVED" >/dev/null 26 | 27 | APP_NAME="Gradle" 28 | APP_BASE_NAME=`basename "$0"` 29 | 30 | # Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. 31 | DEFAULT_JVM_OPTS="" 32 | 33 | # Use the maximum available, or set MAX_FD != -1 to use that value. 34 | MAX_FD="maximum" 35 | 36 | warn () { 37 | echo "$*" 38 | } 39 | 40 | die () { 41 | echo 42 | echo "$*" 43 | echo 44 | exit 1 45 | } 46 | 47 | # OS specific support (must be 'true' or 'false'). 48 | cygwin=false 49 | msys=false 50 | darwin=false 51 | nonstop=false 52 | case "`uname`" in 53 | CYGWIN* ) 54 | cygwin=true 55 | ;; 56 | Darwin* ) 57 | darwin=true 58 | ;; 59 | MINGW* ) 60 | msys=true 61 | ;; 62 | NONSTOP* ) 63 | nonstop=true 64 | ;; 65 | esac 66 | 67 | CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar 68 | 69 | # Determine the Java command to use to start the JVM. 70 | if [ -n "$JAVA_HOME" ] ; then 71 | if [ -x "$JAVA_HOME/jre/sh/java" ] ; then 72 | # IBM's JDK on AIX uses strange locations for the executables 73 | JAVACMD="$JAVA_HOME/jre/sh/java" 74 | else 75 | JAVACMD="$JAVA_HOME/bin/java" 76 | fi 77 | if [ ! -x "$JAVACMD" ] ; then 78 | die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME 79 | 80 | Please set the JAVA_HOME variable in your environment to match the 81 | location of your Java installation." 82 | fi 83 | else 84 | JAVACMD="java" 85 | which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 86 | 87 | Please set the JAVA_HOME variable in your environment to match the 88 | location of your Java installation." 89 | fi 90 | 91 | # Increase the maximum file descriptors if we can. 92 | if [ "$cygwin" = "false" -a "$darwin" = "false" -a "$nonstop" = "false" ] ; then 93 | MAX_FD_LIMIT=`ulimit -H -n` 94 | if [ $? -eq 0 ] ; then 95 | if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then 96 | MAX_FD="$MAX_FD_LIMIT" 97 | fi 98 | ulimit -n $MAX_FD 99 | if [ $? -ne 0 ] ; then 100 | warn "Could not set maximum file descriptor limit: $MAX_FD" 101 | fi 102 | else 103 | warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT" 104 | fi 105 | fi 106 | 107 | # For Darwin, add options to specify how the application appears in the dock 108 | if $darwin; then 109 | GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\"" 110 | fi 111 | 112 | # For Cygwin, switch paths to Windows format before running java 113 | if $cygwin ; then 114 | APP_HOME=`cygpath --path --mixed "$APP_HOME"` 115 | CLASSPATH=`cygpath --path --mixed "$CLASSPATH"` 116 | JAVACMD=`cygpath --unix "$JAVACMD"` 117 | 118 | # We build the pattern for arguments to be converted via cygpath 119 | ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null` 120 | SEP="" 121 | for dir in $ROOTDIRSRAW ; do 122 | ROOTDIRS="$ROOTDIRS$SEP$dir" 123 | SEP="|" 124 | done 125 | OURCYGPATTERN="(^($ROOTDIRS))" 126 | # Add a user-defined pattern to the cygpath arguments 127 | if [ "$GRADLE_CYGPATTERN" != "" ] ; then 128 | OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)" 129 | fi 130 | # Now convert the arguments - kludge to limit ourselves to /bin/sh 131 | i=0 132 | for arg in "$@" ; do 133 | CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -` 134 | CHECK2=`echo "$arg"|egrep -c "^-"` ### Determine if an option 135 | 136 | if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then ### Added a condition 137 | eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"` 138 | else 139 | eval `echo args$i`="\"$arg\"" 140 | fi 141 | i=$((i+1)) 142 | done 143 | case $i in 144 | (0) set -- ;; 145 | (1) set -- "$args0" ;; 146 | (2) set -- "$args0" "$args1" ;; 147 | (3) set -- "$args0" "$args1" "$args2" ;; 148 | (4) set -- "$args0" "$args1" "$args2" "$args3" ;; 149 | (5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;; 150 | (6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;; 151 | (7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;; 152 | (8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;; 153 | (9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;; 154 | esac 155 | fi 156 | 157 | # Escape application args 158 | save () { 159 | for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done 160 | echo " " 161 | } 162 | APP_ARGS=$(save "$@") 163 | 164 | # Collect all arguments for the java command, following the shell quoting and substitution rules 165 | eval set -- $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS "\"-Dorg.gradle.appname=$APP_BASE_NAME\"" -classpath "\"$CLASSPATH\"" org.gradle.wrapper.GradleWrapperMain "$APP_ARGS" 166 | 167 | # by default we should be in the correct project dir, but when run from Finder on Mac, the cwd is wrong 168 | if [ "$(uname)" = "Darwin" ] && [ "$HOME" = "$PWD" ]; then 169 | cd "$(dirname "$0")" 170 | fi 171 | 172 | exec "$JAVACMD" "$@" 173 | -------------------------------------------------------------------------------- /gradlew.bat: -------------------------------------------------------------------------------- 1 | @if "%DEBUG%" == "" @echo off 2 | @rem ########################################################################## 3 | @rem 4 | @rem Gradle startup script for Windows 5 | @rem 6 | @rem ########################################################################## 7 | 8 | @rem Set local scope for the variables with windows NT shell 9 | if "%OS%"=="Windows_NT" setlocal 10 | 11 | set DIRNAME=%~dp0 12 | if "%DIRNAME%" == "" set DIRNAME=. 13 | set APP_BASE_NAME=%~n0 14 | set APP_HOME=%DIRNAME% 15 | 16 | @rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. 17 | set DEFAULT_JVM_OPTS= 18 | 19 | @rem Find java.exe 20 | if defined JAVA_HOME goto findJavaFromJavaHome 21 | 22 | set JAVA_EXE=java.exe 23 | %JAVA_EXE% -version >NUL 2>&1 24 | if "%ERRORLEVEL%" == "0" goto init 25 | 26 | echo. 27 | echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 28 | echo. 29 | echo Please set the JAVA_HOME variable in your environment to match the 30 | echo location of your Java installation. 31 | 32 | goto fail 33 | 34 | :findJavaFromJavaHome 35 | set JAVA_HOME=%JAVA_HOME:"=% 36 | set JAVA_EXE=%JAVA_HOME%/bin/java.exe 37 | 38 | if exist "%JAVA_EXE%" goto init 39 | 40 | echo. 41 | echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME% 42 | echo. 43 | echo Please set the JAVA_HOME variable in your environment to match the 44 | echo location of your Java installation. 45 | 46 | goto fail 47 | 48 | :init 49 | @rem Get command-line arguments, handling Windows variants 50 | 51 | if not "%OS%" == "Windows_NT" goto win9xME_args 52 | 53 | :win9xME_args 54 | @rem Slurp the command line arguments. 55 | set CMD_LINE_ARGS= 56 | set _SKIP=2 57 | 58 | :win9xME_args_slurp 59 | if "x%~1" == "x" goto execute 60 | 61 | set CMD_LINE_ARGS=%* 62 | 63 | :execute 64 | @rem Setup the command line 65 | 66 | set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar 67 | 68 | @rem Execute Gradle 69 | "%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %CMD_LINE_ARGS% 70 | 71 | :end 72 | @rem End local scope for the variables with windows NT shell 73 | if "%ERRORLEVEL%"=="0" goto mainEnd 74 | 75 | :fail 76 | rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of 77 | rem the _cmd.exe /c_ return code! 78 | if not "" == "%GRADLE_EXIT_CONSOLE%" exit 1 79 | exit /b 1 80 | 81 | :mainEnd 82 | if "%OS%"=="Windows_NT" endlocal 83 | 84 | :omega 85 | -------------------------------------------------------------------------------- /settings.gradle: -------------------------------------------------------------------------------- 1 | include ':app' 2 | rootProject.name = "Room Database" --------------------------------------------------------------------------------