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

777 lines
17 KiB
Smali

.class public Lt5/b;
.super Ljava/lang/Object;
.source "LockedFile.java"
# static fields
.field public static final h:Lpk/c;
.field public static final i:I = 0x16
.field public static final j:J = 0x0L
.field public static final k:Ljava/lang/String; = "0123456789abcdef"
# instance fields
.field public final a:Ljava/io/File;
.field public b:Ljava/io/RandomAccessFile;
.field public c:Ljava/nio/channels/FileChannel;
.field public d:Ljava/nio/channels/FileLock;
.field public e:Ljava/nio/ByteBuffer;
.field public f:Z
.field public g:J
# direct methods
.method public static constructor <clinit>()V
.locals 1
.line 1
const-class v0, Lt5/b;
invoke-static {v0}, Lpk/d;->i(Ljava/lang/Class;)Lpk/c;
move-result-object v0
sput-object v0, Lt5/b;->h:Lpk/c;
return-void
.end method
.method public constructor <init>(Ljava/io/File;)V
.locals 6
.annotation system Ldalvik/annotation/Throws;
value = {
Ljava/io/IOException;
}
.end annotation
.line 1
invoke-direct {p0}, Ljava/lang/Object;-><init>()V
const/4 v0, 0x0
.line 2
iput-object v0, p0, Lt5/b;->e:Ljava/nio/ByteBuffer;
const-wide/16 v1, 0x0
.line 3
iput-wide v1, p0, Lt5/b;->g:J
.line 4
iput-object p1, p0, Lt5/b;->a:Ljava/io/File;
.line 5
:try_start_0
new-instance v1, Ljava/io/RandomAccessFile;
const-string v2, "rwd"
invoke-direct {v1, p1, v2}, Ljava/io/RandomAccessFile;-><init>(Ljava/io/File;Ljava/lang/String;)V
:try_end_0
.catchall {:try_start_0 .. :try_end_0} :catchall_1
.line 6
:try_start_1
invoke-virtual {v1}, Ljava/io/RandomAccessFile;->getChannel()Ljava/nio/channels/FileChannel;
move-result-object v2
if-eqz v2, :cond_1
.line 7
invoke-virtual {v2}, Ljava/nio/channels/FileChannel;->tryLock()Ljava/nio/channels/FileLock;
move-result-object v0
:try_end_1
.catchall {:try_start_1 .. :try_end_1} :catchall_0
if-eqz v0, :cond_0
.line 8
iput-object v1, p0, Lt5/b;->b:Ljava/io/RandomAccessFile;
.line 9
iput-object v2, p0, Lt5/b;->c:Ljava/nio/channels/FileChannel;
.line 10
iput-object v0, p0, Lt5/b;->d:Ljava/nio/channels/FileLock;
return-void
.line 11
:cond_0
:try_start_2
new-instance v2, Ljava/io/IOException;
new-instance v3, Ljava/lang/StringBuilder;
invoke-direct {v3}, Ljava/lang/StringBuilder;-><init>()V
const-string v4, "Failed to lock \'"
invoke-virtual {v3, v4}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
invoke-virtual {v3, p1}, Ljava/lang/StringBuilder;->append(Ljava/lang/Object;)Ljava/lang/StringBuilder;
const-string v4, "\' (another JVM running UUIDGenerator?)"
invoke-virtual {v3, v4}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
invoke-virtual {v3}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;
move-result-object v3
invoke-direct {v2, v3}, Ljava/io/IOException;-><init>(Ljava/lang/String;)V
throw v2
.line 12
:cond_1
new-instance v2, Ljava/io/IOException;
new-instance v3, Ljava/lang/StringBuilder;
invoke-direct {v3}, Ljava/lang/StringBuilder;-><init>()V
const-string v4, "Failed to access channel for \'"
invoke-virtual {v3, v4}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
invoke-virtual {v3, p1}, Ljava/lang/StringBuilder;->append(Ljava/lang/Object;)Ljava/lang/StringBuilder;
const-string v4, "\'"
invoke-virtual {v3, v4}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
invoke-virtual {v3}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;
move-result-object v3
invoke-direct {v2, v3}, Ljava/io/IOException;-><init>(Ljava/lang/String;)V
throw v2
:try_end_2
.catchall {:try_start_2 .. :try_end_2} :catchall_0
:catchall_0
move-exception v2
move-object v5, v1
move-object v1, v0
move-object v0, v5
goto :goto_0
:catchall_1
move-exception v2
move-object v1, v0
.line 13
:goto_0
invoke-static {p1, v0, v1}, Lt5/b;->b(Ljava/io/File;Ljava/io/RandomAccessFile;Ljava/nio/channels/FileLock;)V
.line 14
throw v2
.end method
.method public static b(Ljava/io/File;Ljava/io/RandomAccessFile;Ljava/nio/channels/FileLock;)V
.locals 2
if-eqz p2, :cond_0
.line 1
:try_start_0
invoke-virtual {p2}, Ljava/nio/channels/FileLock;->release()V
:try_end_0
.catchall {:try_start_0 .. :try_end_0} :catchall_0
goto :goto_0
:catchall_0
move-exception p2
.line 2
sget-object v0, Lt5/b;->h:Lpk/c;
const-string v1, "Failed to release lock (for file \'{}\')"
invoke-interface {v0, v1, p0, p2}, Lpk/c;->error(Ljava/lang/String;Ljava/lang/Object;Ljava/lang/Object;)V
:cond_0
:goto_0
if-eqz p1, :cond_1
.line 3
:try_start_1
invoke-virtual {p1}, Ljava/io/RandomAccessFile;->close()V
:try_end_1
.catchall {:try_start_1 .. :try_end_1} :catchall_1
goto :goto_1
:catchall_1
move-exception p1
.line 4
sget-object p2, Lt5/b;->h:Lpk/c;
const-string v0, "Failed to close file \'{}\'"
invoke-interface {p2, v0, p0, p1}, Lpk/c;->error(Ljava/lang/String;Ljava/lang/Object;Ljava/lang/Object;)V
:cond_1
:goto_1
return-void
.end method
# virtual methods
.method public a()V
.locals 3
.line 1
iget-object v0, p0, Lt5/b;->b:Ljava/io/RandomAccessFile;
const/4 v1, 0x0
.line 2
iput-object v1, p0, Lt5/b;->b:Ljava/io/RandomAccessFile;
.line 3
iget-object v2, p0, Lt5/b;->d:Ljava/nio/channels/FileLock;
.line 4
iput-object v1, p0, Lt5/b;->d:Ljava/nio/channels/FileLock;
.line 5
iget-object v1, p0, Lt5/b;->a:Ljava/io/File;
invoke-static {v1, v0, v2}, Lt5/b;->b(Ljava/io/File;Ljava/io/RandomAccessFile;Ljava/nio/channels/FileLock;)V
return-void
.end method
.method public c()J
.locals 10
const-wide/16 v0, 0x0
.line 1
:try_start_0
iget-object v2, p0, Lt5/b;->c:Ljava/nio/channels/FileChannel;
invoke-virtual {v2}, Ljava/nio/channels/FileChannel;->size()J
move-result-wide v2
:try_end_0
.catch Ljava/io/IOException; {:try_start_0 .. :try_end_0} :catch_2
long-to-int v2, v2
const/16 v3, 0x16
const/4 v4, 0x1
const/4 v5, 0x0
if-eq v2, v3, :cond_0
move v3, v4
goto :goto_0
:cond_0
move v3, v5
.line 2
:goto_0
iput-boolean v3, p0, Lt5/b;->f:Z
if-nez v2, :cond_1
.line 3
sget-object v2, Lt5/b;->h:Lpk/c;
const-string v3, "Missing or empty file, can not read timestamp value"
invoke-interface {v2, v3}, Lpk/c;->warn(Ljava/lang/String;)V
return-wide v0
:cond_1
const/16 v3, 0x64
if-le v2, v3, :cond_2
move v2, v3
.line 4
:cond_2
new-array v3, v2, [B
const/4 v6, 0x2
const/4 v7, 0x3
.line 5
:try_start_1
iget-object v8, p0, Lt5/b;->b:Ljava/io/RandomAccessFile;
invoke-virtual {v8, v3}, Ljava/io/RandomAccessFile;->readFully([B)V
:try_end_1
.catch Ljava/io/IOException; {:try_start_1 .. :try_end_1} :catch_1
.line 6
new-array v4, v2, [C
:goto_1
if-ge v5, v2, :cond_3
.line 7
aget-byte v8, v3, v5
and-int/lit16 v8, v8, 0xff
int-to-char v8, v8
aput-char v8, v4, v5
add-int/lit8 v5, v5, 0x1
goto :goto_1
.line 8
:cond_3
new-instance v2, Ljava/lang/String;
invoke-direct {v2, v4}, Ljava/lang/String;-><init>([C)V
.line 9
invoke-virtual {v2}, Ljava/lang/String;->trim()Ljava/lang/String;
move-result-object v2
const-wide/16 v3, -0x1
const/4 v5, 0x0
const-string v8, "[0"
.line 10
invoke-virtual {v2, v8}, Ljava/lang/String;->startsWith(Ljava/lang/String;)Z
move-result v8
if-eqz v8, :cond_7
.line 11
invoke-virtual {v2}, Ljava/lang/String;->length()I
move-result v8
if-lt v8, v7, :cond_7
.line 12
invoke-virtual {v2, v6}, Ljava/lang/String;->charAt(I)C
move-result v6
invoke-static {v6}, Ljava/lang/Character;->toLowerCase(C)C
move-result v6
const/16 v8, 0x78
if-eq v6, v8, :cond_4
goto :goto_2
:cond_4
const/16 v6, 0x5d
.line 13
invoke-virtual {v2, v6, v7}, Ljava/lang/String;->indexOf(II)I
move-result v6
if-gtz v6, :cond_5
const-string v5, "does not end with \']\' marker"
goto :goto_3
.line 14
:cond_5
invoke-virtual {v2, v7, v6}, Ljava/lang/String;->substring(II)Ljava/lang/String;
move-result-object v2
.line 15
invoke-virtual {v2}, Ljava/lang/String;->length()I
move-result v6
const/16 v7, 0x10
if-le v6, v7, :cond_6
const-string v5, "length of the (hex) timestamp too long; expected 16, had "
.line 16
invoke-static {v5}, Landroid/support/v4/media/d;->a(Ljava/lang/String;)Ljava/lang/StringBuilder;
move-result-object v5
invoke-virtual {v2}, Ljava/lang/String;->length()I
move-result v6
invoke-virtual {v5, v6}, Ljava/lang/StringBuilder;->append(I)Ljava/lang/StringBuilder;
const-string v6, " (\'"
invoke-virtual {v5, v6}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
invoke-virtual {v5, v2}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
const-string v2, "\')"
invoke-virtual {v5, v2}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
invoke-virtual {v5}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;
move-result-object v5
goto :goto_3
.line 17
:cond_6
:try_start_2
invoke-static {v2, v7}, Ljava/lang/Long;->parseLong(Ljava/lang/String;I)J
move-result-wide v3
:try_end_2
.catch Ljava/lang/NumberFormatException; {:try_start_2 .. :try_end_2} :catch_0
goto :goto_3
:catch_0
move-exception v5
.line 18
new-instance v6, Ljava/lang/StringBuilder;
invoke-direct {v6}, Ljava/lang/StringBuilder;-><init>()V
const-string v7, "does not contain a valid hex timestamp; got \'"
invoke-virtual {v6, v7}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
invoke-virtual {v6, v2}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
const-string v2, "\' (parse error: "
invoke-virtual {v6, v2}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
invoke-virtual {v6, v5}, Ljava/lang/StringBuilder;->append(Ljava/lang/Object;)Ljava/lang/StringBuilder;
const-string v2, ")"
invoke-virtual {v6, v2}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
invoke-virtual {v6}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;
move-result-object v5
goto :goto_3
:cond_7
:goto_2
const-string v5, "does not start with \'[0x\' prefix"
:goto_3
cmp-long v2, v3, v0
if-gez v2, :cond_8
.line 19
sget-object v2, Lt5/b;->h:Lpk/c;
iget-object v3, p0, Lt5/b;->a:Ljava/io/File;
const-string v4, "(file \'{}\') Malformed timestamp file contents: {}"
invoke-interface {v2, v4, v3, v5}, Lpk/c;->error(Ljava/lang/String;Ljava/lang/Object;Ljava/lang/Object;)V
return-wide v0
.line 20
:cond_8
iput-wide v3, p0, Lt5/b;->g:J
return-wide v3
:catch_1
move-exception v3
.line 21
sget-object v8, Lt5/b;->h:Lpk/c;
new-array v7, v7, [Ljava/lang/Object;
iget-object v9, p0, Lt5/b;->a:Ljava/io/File;
aput-object v9, v7, v5
invoke-static {v2}, Ljava/lang/Integer;->valueOf(I)Ljava/lang/Integer;
move-result-object v2
aput-object v2, v7, v4
aput-object v3, v7, v6
const-string v2, "(file \'{}\') Failed to read {} bytes"
invoke-interface {v8, v2, v7}, Lpk/c;->error(Ljava/lang/String;[Ljava/lang/Object;)V
return-wide v0
:catch_2
move-exception v2
.line 22
sget-object v3, Lt5/b;->h:Lpk/c;
const-string v4, "Failed to read file size"
invoke-interface {v3, v4, v2}, Lpk/c;->error(Ljava/lang/String;Ljava/lang/Throwable;)V
return-wide v0
.end method
.method public d(J)V
.locals 5
.annotation system Ldalvik/annotation/Throws;
value = {
Ljava/io/IOException;
}
.end annotation
.line 1
iget-wide v0, p0, Lt5/b;->g:J
cmp-long v2, p1, v0
if-gtz v2, :cond_1
cmp-long v0, p1, v0
if-nez v0, :cond_0
.line 2
sget-object v0, Lt5/b;->h:Lpk/c;
iget-object v1, p0, Lt5/b;->a:Ljava/io/File;
invoke-static {p1, p2}, Ljava/lang/Long;->valueOf(J)Ljava/lang/Long;
move-result-object p1
const-string p2, "(file \'{}\') Trying to re-write existing timestamp ({})"
invoke-interface {v0, p2, v1, p1}, Lpk/c;->warn(Ljava/lang/String;Ljava/lang/Object;Ljava/lang/Object;)V
return-void
.line 3
:cond_0
new-instance v0, Ljava/io/IOException;
const-string v1, ""
invoke-static {v1}, Landroid/support/v4/media/d;->a(Ljava/lang/String;)Ljava/lang/StringBuilder;
move-result-object v1
iget-object v2, p0, Lt5/b;->a:Ljava/io/File;
invoke-virtual {v1, v2}, Ljava/lang/StringBuilder;->append(Ljava/lang/Object;)Ljava/lang/StringBuilder;
const-string v2, " trying to overwrite existing value ("
invoke-virtual {v1, v2}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
iget-wide v2, p0, Lt5/b;->g:J
invoke-virtual {v1, v2, v3}, Ljava/lang/StringBuilder;->append(J)Ljava/lang/StringBuilder;
const-string v2, ") with an earlier timestamp ("
invoke-virtual {v1, v2}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
invoke-virtual {v1, p1, p2}, Ljava/lang/StringBuilder;->append(J)Ljava/lang/StringBuilder;
const-string p1, ")"
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/IOException;-><init>(Ljava/lang/String;)V
throw v0
.line 4
:cond_1
iget-object v0, p0, Lt5/b;->e:Ljava/nio/ByteBuffer;
const/4 v1, 0x0
if-nez v0, :cond_2
const/16 v0, 0x16
.line 5
invoke-static {v0}, Ljava/nio/ByteBuffer;->allocate(I)Ljava/nio/ByteBuffer;
move-result-object v0
iput-object v0, p0, Lt5/b;->e:Ljava/nio/ByteBuffer;
const/16 v2, 0x5b
.line 6
invoke-virtual {v0, v1, v2}, Ljava/nio/ByteBuffer;->put(IB)Ljava/nio/ByteBuffer;
.line 7
iget-object v0, p0, Lt5/b;->e:Ljava/nio/ByteBuffer;
const/4 v2, 0x1
const/16 v3, 0x30
invoke-virtual {v0, v2, v3}, Ljava/nio/ByteBuffer;->put(IB)Ljava/nio/ByteBuffer;
.line 8
iget-object v0, p0, Lt5/b;->e:Ljava/nio/ByteBuffer;
const/4 v2, 0x2
const/16 v3, 0x78
invoke-virtual {v0, v2, v3}, Ljava/nio/ByteBuffer;->put(IB)Ljava/nio/ByteBuffer;
.line 9
iget-object v0, p0, Lt5/b;->e:Ljava/nio/ByteBuffer;
const/16 v2, 0x13
const/16 v3, 0x5d
invoke-virtual {v0, v2, v3}, Ljava/nio/ByteBuffer;->put(IB)Ljava/nio/ByteBuffer;
.line 10
iget-object v0, p0, Lt5/b;->e:Ljava/nio/ByteBuffer;
const/16 v2, 0x14
const/16 v3, 0xd
invoke-virtual {v0, v2, v3}, Ljava/nio/ByteBuffer;->put(IB)Ljava/nio/ByteBuffer;
.line 11
iget-object v0, p0, Lt5/b;->e:Ljava/nio/ByteBuffer;
const/16 v2, 0x15
const/16 v3, 0xa
invoke-virtual {v0, v2, v3}, Ljava/nio/ByteBuffer;->put(IB)Ljava/nio/ByteBuffer;
:cond_2
const/16 v0, 0x12
:goto_0
const/4 v2, 0x3
if-lt v0, v2, :cond_3
long-to-int v2, p1
and-int/lit8 v2, v2, 0xf
.line 12
iget-object v3, p0, Lt5/b;->e:Ljava/nio/ByteBuffer;
const-string v4, "0123456789abcdef"
invoke-virtual {v4, v2}, Ljava/lang/String;->charAt(I)C
move-result v2
int-to-byte v2, v2
invoke-virtual {v3, v0, v2}, Ljava/nio/ByteBuffer;->put(IB)Ljava/nio/ByteBuffer;
const/4 v2, 0x4
shr-long/2addr p1, v2
add-int/lit8 v0, v0, -0x1
goto :goto_0
.line 13
:cond_3
iget-object p1, p0, Lt5/b;->e:Ljava/nio/ByteBuffer;
invoke-virtual {p1, v1}, Ljava/nio/ByteBuffer;->position(I)Ljava/nio/Buffer;
.line 14
iget-object p1, p0, Lt5/b;->c:Ljava/nio/channels/FileChannel;
iget-object p2, p0, Lt5/b;->e:Ljava/nio/ByteBuffer;
const-wide/16 v2, 0x0
invoke-virtual {p1, p2, v2, v3}, Ljava/nio/channels/FileChannel;->write(Ljava/nio/ByteBuffer;J)I
.line 15
iget-boolean p1, p0, Lt5/b;->f:Z
if-eqz p1, :cond_4
.line 16
iget-object p1, p0, Lt5/b;->b:Ljava/io/RandomAccessFile;
const-wide/16 v2, 0x16
invoke-virtual {p1, v2, v3}, Ljava/io/RandomAccessFile;->setLength(J)V
.line 17
iput-boolean v1, p0, Lt5/b;->f:Z
.line 18
:cond_4
iget-object p1, p0, Lt5/b;->c:Ljava/nio/channels/FileChannel;
invoke-virtual {p1, v1}, Ljava/nio/channels/FileChannel;->force(Z)V
return-void
.end method