app/com.example.simplenotesapp.data/NoteDatabase

NoteDatabase

abstract class NoteDatabase : RoomDatabase

The main database class for the application, built using Room. This class defines the database configuration and serves as the main access point to the persisted data.

Constructors

NoteDatabase

constructor()

Types

Companion

object Companion

Companion object to provide a singleton instance of the NoteDatabase. This ensures that only one instance of the database is created throughout the application's lifecycle, which is important for performance and data consistency.

Properties

backingFieldMap

val backingFieldMap: MutableMap<String, Any>

invalidationTracker

open val invalidationTracker: InvalidationTracker

isOpen

open val isOpen: Boolean

isOpenInternal

val isOpenInternal: Boolean

openHelper

open val openHelper: SupportSQLiteOpenHelper

queryExecutor

open val queryExecutor: Executor

suspendingTransactionId

val suspendingTransactionId: ThreadLocal<Int>

transactionExecutor

open val transactionExecutor: Executor

Functions

assertNotMainThread

open fun assertNotMainThread()

assertNotSuspendingTransaction

open fun assertNotSuspendingTransaction()

beginTransaction

open fun ~~beginTransaction~~()

clearAllTables

abstract fun clearAllTables()

open fun close()

compileStatement

open fun compileStatement(sql: String): SupportSQLiteStatement

endTransaction

open fun ~~endTransaction~~()

getAutoMigrations

open fun getAutoMigrations(autoMigrationSpecs: Map<Class<out AutoMigrationSpec>, AutoMigrationSpec>): List<Migration>

getRequiredAutoMigrationSpecs

open fun getRequiredAutoMigrationSpecs(): Set<Class<out AutoMigrationSpec>>

getTypeConverter

open fun <T> getTypeConverter(klass: Class<T>): T?

init

open fun init(configuration: DatabaseConfiguration)

inTransaction

open fun inTransaction(): Boolean

noteDao

abstract fun noteDao(): NoteDao

Abstract method to get an instance of the NoteDao. Room will generate the implementation for this method. This provides access to the Data Access Object for interacting with the 'notes' table.

query

open fun query(query: SupportSQLiteQuery, signal: CancellationSignal?): Cursor

open fun query(query: String, args: Array<out Any?>?): Cursor

runInTransaction

open fun runInTransaction(body: Runnable)

open fun <V> runInTransaction(body: Callable<V>): V

setTransactionSuccessful

open fun ~~setTransactionSuccessful~~()