.class public Lcom/viatech/database/DBHelper;
.super Ljava/lang/Object;
.source "DBHelper.java"


# instance fields
.field private lock:Ljava/util/concurrent/locks/ReadWriteLock;

.field private readLock:Ljava/util/concurrent/locks/Lock;

.field private writeLock:Ljava/util/concurrent/locks/Lock;


# direct methods
.method public constructor <init>()V
    .locals 2

    .prologue
    .line 9
    invoke-direct {p0}, Ljava/lang/Object;-><init>()V

    .line 11
    new-instance v0, Ljava/util/concurrent/locks/ReentrantReadWriteLock;

    const/4 v1, 0x1

    invoke-direct {v0, v1}, Ljava/util/concurrent/locks/ReentrantReadWriteLock;-><init>(Z)V

    iput-object v0, p0, Lcom/viatech/database/DBHelper;->lock:Ljava/util/concurrent/locks/ReadWriteLock;

    .line 12
    iget-object v0, p0, Lcom/viatech/database/DBHelper;->lock:Ljava/util/concurrent/locks/ReadWriteLock;

    invoke-interface {v0}, Ljava/util/concurrent/locks/ReadWriteLock;->readLock()Ljava/util/concurrent/locks/Lock;

    move-result-object v0

    iput-object v0, p0, Lcom/viatech/database/DBHelper;->readLock:Ljava/util/concurrent/locks/Lock;

    .line 13
    iget-object v0, p0, Lcom/viatech/database/DBHelper;->lock:Ljava/util/concurrent/locks/ReadWriteLock;

    invoke-interface {v0}, Ljava/util/concurrent/locks/ReadWriteLock;->writeLock()Ljava/util/concurrent/locks/Lock;

    move-result-object v0

    iput-object v0, p0, Lcom/viatech/database/DBHelper;->writeLock:Ljava/util/concurrent/locks/Lock;

    return-void
.end method


# virtual methods
.method public getReadableDataBase(Ljava/lang/String;Ljava/lang/String;)Landroid/database/sqlite/SQLiteDatabase;
    .locals 3

    .prologue
    .line 17
    iget-object v0, p0, Lcom/viatech/database/DBHelper;->readLock:Ljava/util/concurrent/locks/Lock;

    invoke-interface {v0}, Ljava/util/concurrent/locks/Lock;->lock()V

    .line 20
    :try_start_0
    invoke-virtual {p1, p2}, Ljava/lang/String;->concat(Ljava/lang/String;)Ljava/lang/String;

    move-result-object v0

    .line 22
    const/4 v1, 0x0

    const/16 v2, 0x10

    invoke-static {v0, v1, v2}, Landroid/database/sqlite/SQLiteDatabase;->openDatabase(Ljava/lang/String;Landroid/database/sqlite/SQLiteDatabase$CursorFactory;I)Landroid/database/sqlite/SQLiteDatabase;
    :try_end_0
    .catchall {:try_start_0 .. :try_end_0} :catchall_0

    move-result-object v0

    .line 24
    iget-object v1, p0, Lcom/viatech/database/DBHelper;->readLock:Ljava/util/concurrent/locks/Lock;

    invoke-interface {v1}, Ljava/util/concurrent/locks/Lock;->unlock()V

    .line 22
    return-object v0

    .line 24
    :catchall_0
    move-exception v0

    iget-object v1, p0, Lcom/viatech/database/DBHelper;->readLock:Ljava/util/concurrent/locks/Lock;

    invoke-interface {v1}, Ljava/util/concurrent/locks/Lock;->unlock()V

    .line 25
    throw v0
.end method

.method public getWritableDataBase(Ljava/lang/String;Ljava/lang/String;)Landroid/database/sqlite/SQLiteDatabase;
    .locals 3

    .prologue
    .line 30
    iget-object v0, p0, Lcom/viatech/database/DBHelper;->writeLock:Ljava/util/concurrent/locks/Lock;

    invoke-interface {v0}, Ljava/util/concurrent/locks/Lock;->lock()V

    .line 33
    :try_start_0
    invoke-virtual {p1, p2}, Ljava/lang/String;->concat(Ljava/lang/String;)Ljava/lang/String;

    move-result-object v0

    .line 35
    const/4 v1, 0x0

    const/16 v2, 0x10

    invoke-static {v0, v1, v2}, Landroid/database/sqlite/SQLiteDatabase;->openDatabase(Ljava/lang/String;Landroid/database/sqlite/SQLiteDatabase$CursorFactory;I)Landroid/database/sqlite/SQLiteDatabase;
    :try_end_0
    .catchall {:try_start_0 .. :try_end_0} :catchall_0

    move-result-object v0

    .line 37
    iget-object v1, p0, Lcom/viatech/database/DBHelper;->writeLock:Ljava/util/concurrent/locks/Lock;

    invoke-interface {v1}, Ljava/util/concurrent/locks/Lock;->unlock()V

    .line 35
    return-object v0

    .line 37
    :catchall_0
    move-exception v0

    iget-object v1, p0, Lcom/viatech/database/DBHelper;->writeLock:Ljava/util/concurrent/locks/Lock;

    invoke-interface {v1}, Ljava/util/concurrent/locks/Lock;->unlock()V

    .line 38
    throw v0
.end method