194 lines
5 KiB
Smali
194 lines
5 KiB
Smali
.class public Landroidx/room/util/CopyLock;
|
|
.super Ljava/lang/Object;
|
|
.source "CopyLock.java"
|
|
|
|
|
|
# annotations
|
|
.annotation build Landroidx/annotation/RestrictTo;
|
|
value = {
|
|
.enum Landroidx/annotation/RestrictTo$Scope;->LIBRARY_GROUP_PREFIX:Landroidx/annotation/RestrictTo$Scope;
|
|
}
|
|
.end annotation
|
|
|
|
|
|
# static fields
|
|
.field private static final sThreadLocks:Ljava/util/Map;
|
|
.annotation system Ldalvik/annotation/Signature;
|
|
value = {
|
|
"Ljava/util/Map<",
|
|
"Ljava/lang/String;",
|
|
"Ljava/util/concurrent/locks/Lock;",
|
|
">;"
|
|
}
|
|
.end annotation
|
|
.end field
|
|
|
|
|
|
# instance fields
|
|
.field private final mCopyLockFile:Ljava/io/File;
|
|
|
|
.field private final mFileLevelLock:Z
|
|
|
|
.field private mLockChannel:Ljava/nio/channels/FileChannel;
|
|
|
|
.field private final mThreadLock:Ljava/util/concurrent/locks/Lock;
|
|
|
|
|
|
# direct methods
|
|
.method public static constructor <clinit>()V
|
|
.locals 1
|
|
|
|
new-instance v0, Ljava/util/HashMap;
|
|
|
|
invoke-direct {v0}, Ljava/util/HashMap;-><init>()V
|
|
|
|
sput-object v0, Landroidx/room/util/CopyLock;->sThreadLocks:Ljava/util/Map;
|
|
|
|
return-void
|
|
.end method
|
|
|
|
.method public constructor <init>(Ljava/lang/String;Ljava/io/File;Z)V
|
|
.locals 2
|
|
.param p1 # Ljava/lang/String;
|
|
.annotation build Landroidx/annotation/NonNull;
|
|
.end annotation
|
|
.end param
|
|
.param p2 # Ljava/io/File;
|
|
.annotation build Landroidx/annotation/NonNull;
|
|
.end annotation
|
|
.end param
|
|
|
|
invoke-direct {p0}, Ljava/lang/Object;-><init>()V
|
|
|
|
new-instance v0, Ljava/io/File;
|
|
|
|
const-string v1, ".lck"
|
|
|
|
invoke-static {p1, v1}, Lf/e/c/a/a;->r(Ljava/lang/String;Ljava/lang/String;)Ljava/lang/String;
|
|
|
|
move-result-object p1
|
|
|
|
invoke-direct {v0, p2, p1}, Ljava/io/File;-><init>(Ljava/io/File;Ljava/lang/String;)V
|
|
|
|
iput-object v0, p0, Landroidx/room/util/CopyLock;->mCopyLockFile:Ljava/io/File;
|
|
|
|
invoke-virtual {v0}, Ljava/io/File;->getAbsolutePath()Ljava/lang/String;
|
|
|
|
move-result-object p1
|
|
|
|
invoke-static {p1}, Landroidx/room/util/CopyLock;->getThreadLock(Ljava/lang/String;)Ljava/util/concurrent/locks/Lock;
|
|
|
|
move-result-object p1
|
|
|
|
iput-object p1, p0, Landroidx/room/util/CopyLock;->mThreadLock:Ljava/util/concurrent/locks/Lock;
|
|
|
|
iput-boolean p3, p0, Landroidx/room/util/CopyLock;->mFileLevelLock:Z
|
|
|
|
return-void
|
|
.end method
|
|
|
|
.method private static getThreadLock(Ljava/lang/String;)Ljava/util/concurrent/locks/Lock;
|
|
.locals 2
|
|
|
|
sget-object v0, Landroidx/room/util/CopyLock;->sThreadLocks:Ljava/util/Map;
|
|
|
|
monitor-enter v0
|
|
|
|
:try_start_0
|
|
invoke-interface {v0, p0}, Ljava/util/Map;->get(Ljava/lang/Object;)Ljava/lang/Object;
|
|
|
|
move-result-object v1
|
|
|
|
check-cast v1, Ljava/util/concurrent/locks/Lock;
|
|
|
|
if-nez v1, :cond_0
|
|
|
|
new-instance v1, Ljava/util/concurrent/locks/ReentrantLock;
|
|
|
|
invoke-direct {v1}, Ljava/util/concurrent/locks/ReentrantLock;-><init>()V
|
|
|
|
invoke-interface {v0, p0, v1}, Ljava/util/Map;->put(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
|
|
|
|
:cond_0
|
|
monitor-exit v0
|
|
|
|
return-object v1
|
|
|
|
:catchall_0
|
|
move-exception p0
|
|
|
|
monitor-exit v0
|
|
:try_end_0
|
|
.catchall {:try_start_0 .. :try_end_0} :catchall_0
|
|
|
|
throw p0
|
|
.end method
|
|
|
|
|
|
# virtual methods
|
|
.method public lock()V
|
|
.locals 3
|
|
|
|
iget-object v0, p0, Landroidx/room/util/CopyLock;->mThreadLock:Ljava/util/concurrent/locks/Lock;
|
|
|
|
invoke-interface {v0}, Ljava/util/concurrent/locks/Lock;->lock()V
|
|
|
|
iget-boolean v0, p0, Landroidx/room/util/CopyLock;->mFileLevelLock:Z
|
|
|
|
if-eqz v0, :cond_0
|
|
|
|
:try_start_0
|
|
new-instance v0, Ljava/io/FileOutputStream;
|
|
|
|
iget-object v1, p0, Landroidx/room/util/CopyLock;->mCopyLockFile:Ljava/io/File;
|
|
|
|
invoke-direct {v0, v1}, Ljava/io/FileOutputStream;-><init>(Ljava/io/File;)V
|
|
|
|
invoke-virtual {v0}, Ljava/io/FileOutputStream;->getChannel()Ljava/nio/channels/FileChannel;
|
|
|
|
move-result-object v0
|
|
|
|
iput-object v0, p0, Landroidx/room/util/CopyLock;->mLockChannel:Ljava/nio/channels/FileChannel;
|
|
|
|
invoke-virtual {v0}, Ljava/nio/channels/FileChannel;->lock()Ljava/nio/channels/FileLock;
|
|
:try_end_0
|
|
.catch Ljava/io/IOException; {:try_start_0 .. :try_end_0} :catch_0
|
|
|
|
goto :goto_0
|
|
|
|
:catch_0
|
|
move-exception v0
|
|
|
|
new-instance v1, Ljava/lang/IllegalStateException;
|
|
|
|
const-string v2, "Unable to grab copy lock."
|
|
|
|
invoke-direct {v1, v2, v0}, Ljava/lang/IllegalStateException;-><init>(Ljava/lang/String;Ljava/lang/Throwable;)V
|
|
|
|
throw v1
|
|
|
|
:cond_0
|
|
:goto_0
|
|
return-void
|
|
.end method
|
|
|
|
.method public unlock()V
|
|
.locals 1
|
|
|
|
iget-object v0, p0, Landroidx/room/util/CopyLock;->mLockChannel:Ljava/nio/channels/FileChannel;
|
|
|
|
if-eqz v0, :cond_0
|
|
|
|
:try_start_0
|
|
invoke-virtual {v0}, Ljava/nio/channels/FileChannel;->close()V
|
|
:try_end_0
|
|
.catch Ljava/io/IOException; {:try_start_0 .. :try_end_0} :catch_0
|
|
|
|
:catch_0
|
|
:cond_0
|
|
iget-object v0, p0, Landroidx/room/util/CopyLock;->mThreadLock:Ljava/util/concurrent/locks/Lock;
|
|
|
|
invoke-interface {v0}, Ljava/util/concurrent/locks/Lock;->unlock()V
|
|
|
|
return-void
|
|
.end method
|