2022-06-10 21:38:30 +09:00

306 lines
8.3 KiB
Smali

.class public final Lcom/google/android/exoplayer2/util/AtomicFile;
.super Ljava/lang/Object;
.source "AtomicFile.java"
# annotations
.annotation system Ldalvik/annotation/MemberClasses;
value = {
Lcom/google/android/exoplayer2/util/AtomicFile$AtomicFileOutputStream;
}
.end annotation
# static fields
.field private static final TAG:Ljava/lang/String; = "AtomicFile"
# instance fields
.field private final backupName:Ljava/io/File;
.field private final baseName:Ljava/io/File;
# direct methods
.method public constructor <init>(Ljava/io/File;)V
.locals 2
.line 1
invoke-direct {p0}, Ljava/lang/Object;-><init>()V
.line 2
iput-object p1, p0, Lcom/google/android/exoplayer2/util/AtomicFile;->baseName:Ljava/io/File;
.line 3
new-instance v0, Ljava/io/File;
new-instance v1, Ljava/lang/StringBuilder;
invoke-direct {v1}, Ljava/lang/StringBuilder;-><init>()V
invoke-virtual {p1}, Ljava/io/File;->getPath()Ljava/lang/String;
move-result-object p1
invoke-virtual {v1, p1}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
const-string p1, ".bak"
invoke-virtual {v1, p1}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
invoke-virtual {v1}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;
move-result-object p1
invoke-direct {v0, p1}, Ljava/io/File;-><init>(Ljava/lang/String;)V
iput-object v0, p0, Lcom/google/android/exoplayer2/util/AtomicFile;->backupName:Ljava/io/File;
return-void
.end method
.method private restoreBackup()V
.locals 2
.line 1
iget-object v0, p0, Lcom/google/android/exoplayer2/util/AtomicFile;->backupName:Ljava/io/File;
invoke-virtual {v0}, Ljava/io/File;->exists()Z
move-result v0
if-eqz v0, :cond_0
.line 2
iget-object v0, p0, Lcom/google/android/exoplayer2/util/AtomicFile;->baseName:Ljava/io/File;
invoke-virtual {v0}, Ljava/io/File;->delete()Z
.line 3
iget-object v0, p0, Lcom/google/android/exoplayer2/util/AtomicFile;->backupName:Ljava/io/File;
iget-object v1, p0, Lcom/google/android/exoplayer2/util/AtomicFile;->baseName:Ljava/io/File;
invoke-virtual {v0, v1}, Ljava/io/File;->renameTo(Ljava/io/File;)Z
:cond_0
return-void
.end method
# virtual methods
.method public delete()V
.locals 1
.line 1
iget-object v0, p0, Lcom/google/android/exoplayer2/util/AtomicFile;->baseName:Ljava/io/File;
invoke-virtual {v0}, Ljava/io/File;->delete()Z
.line 2
iget-object v0, p0, Lcom/google/android/exoplayer2/util/AtomicFile;->backupName:Ljava/io/File;
invoke-virtual {v0}, Ljava/io/File;->delete()Z
return-void
.end method
.method public endWrite(Ljava/io/OutputStream;)V
.locals 0
.annotation system Ldalvik/annotation/Throws;
value = {
Ljava/io/IOException;
}
.end annotation
.line 1
invoke-virtual {p1}, Ljava/io/OutputStream;->close()V
.line 2
iget-object p1, p0, Lcom/google/android/exoplayer2/util/AtomicFile;->backupName:Ljava/io/File;
invoke-virtual {p1}, Ljava/io/File;->delete()Z
return-void
.end method
.method public openRead()Ljava/io/InputStream;
.locals 2
.annotation system Ldalvik/annotation/Throws;
value = {
Ljava/io/FileNotFoundException;
}
.end annotation
.line 1
invoke-direct {p0}, Lcom/google/android/exoplayer2/util/AtomicFile;->restoreBackup()V
.line 2
new-instance v0, Ljava/io/FileInputStream;
iget-object v1, p0, Lcom/google/android/exoplayer2/util/AtomicFile;->baseName:Ljava/io/File;
invoke-direct {v0, v1}, Ljava/io/FileInputStream;-><init>(Ljava/io/File;)V
return-object v0
.end method
.method public startWrite()Ljava/io/OutputStream;
.locals 3
.annotation system Ldalvik/annotation/Throws;
value = {
Ljava/io/IOException;
}
.end annotation
.line 1
iget-object v0, p0, Lcom/google/android/exoplayer2/util/AtomicFile;->baseName:Ljava/io/File;
invoke-virtual {v0}, Ljava/io/File;->exists()Z
move-result v0
if-eqz v0, :cond_1
.line 2
iget-object v0, p0, Lcom/google/android/exoplayer2/util/AtomicFile;->backupName:Ljava/io/File;
invoke-virtual {v0}, Ljava/io/File;->exists()Z
move-result v0
if-nez v0, :cond_0
.line 3
iget-object v0, p0, Lcom/google/android/exoplayer2/util/AtomicFile;->baseName:Ljava/io/File;
iget-object v1, p0, Lcom/google/android/exoplayer2/util/AtomicFile;->backupName:Ljava/io/File;
invoke-virtual {v0, v1}, Ljava/io/File;->renameTo(Ljava/io/File;)Z
move-result v0
if-nez v0, :cond_1
const-string v0, "Couldn\'t rename file "
.line 4
invoke-static {v0}, Landroid/support/v4/media/d;->a(Ljava/lang/String;)Ljava/lang/StringBuilder;
move-result-object v0
iget-object v1, p0, Lcom/google/android/exoplayer2/util/AtomicFile;->baseName:Ljava/io/File;
invoke-virtual {v0, v1}, Ljava/lang/StringBuilder;->append(Ljava/lang/Object;)Ljava/lang/StringBuilder;
const-string v1, " to backup file "
invoke-virtual {v0, v1}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
iget-object v1, p0, Lcom/google/android/exoplayer2/util/AtomicFile;->backupName:Ljava/io/File;
invoke-virtual {v0, v1}, Ljava/lang/StringBuilder;->append(Ljava/lang/Object;)Ljava/lang/StringBuilder;
invoke-virtual {v0}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;
move-result-object v0
const-string v1, "AtomicFile"
invoke-static {v1, v0}, Landroid/util/Log;->w(Ljava/lang/String;Ljava/lang/String;)I
goto :goto_0
.line 5
:cond_0
iget-object v0, p0, Lcom/google/android/exoplayer2/util/AtomicFile;->baseName:Ljava/io/File;
invoke-virtual {v0}, Ljava/io/File;->delete()Z
.line 6
:cond_1
:goto_0
:try_start_0
new-instance v0, Lcom/google/android/exoplayer2/util/AtomicFile$AtomicFileOutputStream;
iget-object v1, p0, Lcom/google/android/exoplayer2/util/AtomicFile;->baseName:Ljava/io/File;
invoke-direct {v0, v1}, Lcom/google/android/exoplayer2/util/AtomicFile$AtomicFileOutputStream;-><init>(Ljava/io/File;)V
:try_end_0
.catch Ljava/io/FileNotFoundException; {:try_start_0 .. :try_end_0} :catch_0
goto :goto_1
.line 7
:catch_0
iget-object v0, p0, Lcom/google/android/exoplayer2/util/AtomicFile;->baseName:Ljava/io/File;
invoke-virtual {v0}, Ljava/io/File;->getParentFile()Ljava/io/File;
move-result-object v0
.line 8
invoke-virtual {v0}, Ljava/io/File;->mkdirs()Z
move-result v0
if-eqz v0, :cond_2
.line 9
:try_start_1
new-instance v0, Lcom/google/android/exoplayer2/util/AtomicFile$AtomicFileOutputStream;
iget-object v1, p0, Lcom/google/android/exoplayer2/util/AtomicFile;->baseName:Ljava/io/File;
invoke-direct {v0, v1}, Lcom/google/android/exoplayer2/util/AtomicFile$AtomicFileOutputStream;-><init>(Ljava/io/File;)V
:try_end_1
.catch Ljava/io/FileNotFoundException; {:try_start_1 .. :try_end_1} :catch_1
:goto_1
return-object v0
.line 10
:catch_1
new-instance v0, Ljava/io/IOException;
const-string v1, "Couldn\'t create "
invoke-static {v1}, Landroid/support/v4/media/d;->a(Ljava/lang/String;)Ljava/lang/StringBuilder;
move-result-object v1
iget-object v2, p0, Lcom/google/android/exoplayer2/util/AtomicFile;->baseName:Ljava/io/File;
invoke-virtual {v1, v2}, Ljava/lang/StringBuilder;->append(Ljava/lang/Object;)Ljava/lang/StringBuilder;
invoke-virtual {v1}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;
move-result-object v1
invoke-direct {v0, v1}, Ljava/io/IOException;-><init>(Ljava/lang/String;)V
throw v0
.line 11
:cond_2
new-instance v0, Ljava/io/IOException;
const-string v1, "Couldn\'t create directory "
invoke-static {v1}, Landroid/support/v4/media/d;->a(Ljava/lang/String;)Ljava/lang/StringBuilder;
move-result-object v1
iget-object v2, p0, Lcom/google/android/exoplayer2/util/AtomicFile;->baseName:Ljava/io/File;
invoke-virtual {v1, v2}, Ljava/lang/StringBuilder;->append(Ljava/lang/Object;)Ljava/lang/StringBuilder;
invoke-virtual {v1}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;
move-result-object v1
invoke-direct {v0, v1}, Ljava/io/IOException;-><init>(Ljava/lang/String;)V
throw v0
.end method