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Use AtomicRef for Db

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sim 2023-08-31 01:34:24 +02:00
parent 5a991e99cd
commit a8abc9d9e5
1 changed files with 6 additions and 4 deletions
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app/src/main/java/org/unifiedpush/distributor/nextpush/Database.kt
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@ -4,6 +4,7 @@ import android.content.ContentValues
import android.content.Context import android.content.Context
import android.database.sqlite.SQLiteDatabase import android.database.sqlite.SQLiteDatabase
import android.database.sqlite.SQLiteOpenHelper import android.database.sqlite.SQLiteOpenHelper
import java.util.concurrent.atomic.AtomicReference
private const val DB_NAME = "apps_db" private const val DB_NAME = "apps_db"
private const val DB_VERSION = 2 private const val DB_VERSION = 2
@ -174,13 +175,14 @@ class Database(context: Context) :
} }
companion object { companion object {
private lateinit var db: Database private val db: AtomicReference<Database?> = AtomicReference(null)
fun getDb(context: Context): Database { fun getDb(context: Context): Database {
if (!this::db.isInitialized) { return db.get() ?: run {
db = Database(context.applicationContext) val db = Database(context.applicationContext)
} this.db.set(db)
return db return db
} }
} }
}
} }