BufferMemoryChunk.smali

.class public Lcom/facebook/imagepipeline/memory/BufferMemoryChunk;
.super Ljava/lang/Object;
.source "SourceFile"

# interfaces
.implements Lcom/facebook/imagepipeline/memory/MemoryChunk;
.implements Ljava/io/Closeable;


# static fields
.field private static final TAG:Ljava/lang/String; = "BufferMemoryChunk"


# instance fields
.field private mBuffer:Ljava/nio/ByteBuffer;

.field private final mId:J

.field private final mSize:I


# direct methods
.method public constructor <init>(I)V
    .registers 4

    .line 1
    invoke-direct {p0}, Ljava/lang/Object;-><init>()V

    .line 2
    invoke-static {p1}, Ljava/nio/ByteBuffer;->allocateDirect(I)Ljava/nio/ByteBuffer;

    move-result-object v0

    iput-object v0, p0, Lcom/facebook/imagepipeline/memory/BufferMemoryChunk;->mBuffer:Ljava/nio/ByteBuffer;

    .line 3
    iput p1, p0, Lcom/facebook/imagepipeline/memory/BufferMemoryChunk;->mSize:I

    .line 4
    invoke-static {p0}, Ljava/lang/System;->identityHashCode(Ljava/lang/Object;)I

    move-result p1

    int-to-long v0, p1

    iput-wide v0, p0, Lcom/facebook/imagepipeline/memory/BufferMemoryChunk;->mId:J

    return-void
.end method

.method private doCopy(ILcom/facebook/imagepipeline/memory/MemoryChunk;II)V
    .registers 7

    .line 1
    instance-of v0, p2, Lcom/facebook/imagepipeline/memory/BufferMemoryChunk;

    if-eqz v0, :cond_3b

    .line 2
    invoke-virtual {p0}, Lcom/facebook/imagepipeline/memory/BufferMemoryChunk;->isClosed()Z

    move-result v0

    xor-int/lit8 v0, v0, 0x1

    invoke-static {v0}, Lcom/facebook/common/internal/Preconditions;->checkState(Z)V

    .line 3
    invoke-interface {p2}, Lcom/facebook/imagepipeline/memory/MemoryChunk;->isClosed()Z

    move-result v0

    xor-int/lit8 v0, v0, 0x1

    invoke-static {v0}, Lcom/facebook/common/internal/Preconditions;->checkState(Z)V

    .line 4
    invoke-interface {p2}, Lcom/facebook/imagepipeline/memory/MemoryChunk;->getSize()I

    move-result v0

    iget v1, p0, Lcom/facebook/imagepipeline/memory/BufferMemoryChunk;->mSize:I

    invoke-static {p1, v0, p3, p4, v1}, Lcom/facebook/imagepipeline/memory/MemoryChunkUtil;->checkBounds(IIIII)V

    .line 5
    iget-object v0, p0, Lcom/facebook/imagepipeline/memory/BufferMemoryChunk;->mBuffer:Ljava/nio/ByteBuffer;

    invoke-virtual {v0, p1}, Ljava/nio/ByteBuffer;->position(I)Ljava/nio/Buffer;

    .line 6
    invoke-interface {p2}, Lcom/facebook/imagepipeline/memory/MemoryChunk;->getByteBuffer()Ljava/nio/ByteBuffer;

    move-result-object p1

    invoke-virtual {p1, p3}, Ljava/nio/ByteBuffer;->position(I)Ljava/nio/Buffer;

    .line 7
    new-array p1, p4, [B

    .line 8
    iget-object p3, p0, Lcom/facebook/imagepipeline/memory/BufferMemoryChunk;->mBuffer:Ljava/nio/ByteBuffer;

    const/4 v0, 0x0

    invoke-virtual {p3, p1, v0, p4}, Ljava/nio/ByteBuffer;->get([BII)Ljava/nio/ByteBuffer;

    .line 9
    invoke-interface {p2}, Lcom/facebook/imagepipeline/memory/MemoryChunk;->getByteBuffer()Ljava/nio/ByteBuffer;

    move-result-object p2

    invoke-virtual {p2, p1, v0, p4}, Ljava/nio/ByteBuffer;->put([BII)Ljava/nio/ByteBuffer;

    return-void

    .line 10
    :cond_3b
    new-instance p1, Ljava/lang/IllegalArgumentException;

    const-string p2, "Cannot copy two incompatible MemoryChunks"

    invoke-direct {p1, p2}, Ljava/lang/IllegalArgumentException;-><init>(Ljava/lang/String;)V

    throw p1
.end method


# virtual methods
.method public declared-synchronized close()V
    .registers 2

    monitor-enter p0

    const/4 v0, 0x0

    .line 1
    :try_start_2
    iput-object v0, p0, Lcom/facebook/imagepipeline/memory/BufferMemoryChunk;->mBuffer:Ljava/nio/ByteBuffer;
    :try_end_4
    .catchall {:try_start_2 .. :try_end_4} :catchall_6

    .line 2
    monitor-exit p0

    return-void

    :catchall_6
    move-exception v0

    monitor-exit p0

    throw v0
.end method

.method public copy(ILcom/facebook/imagepipeline/memory/MemoryChunk;II)V
    .registers 10

    .line 1
    invoke-static {p2}, Lcom/facebook/common/internal/Preconditions;->checkNotNull(Ljava/lang/Object;)Ljava/lang/Object;

    .line 2
    invoke-interface {p2}, Lcom/facebook/imagepipeline/memory/MemoryChunk;->getUniqueId()J

    move-result-wide v0

    invoke-virtual {p0}, Lcom/facebook/imagepipeline/memory/BufferMemoryChunk;->getUniqueId()J

    move-result-wide v2

    cmp-long v4, v0, v2

    if-nez v4, :cond_21

    .line 3
    invoke-virtual {p0}, Lcom/facebook/imagepipeline/memory/BufferMemoryChunk;->getUniqueId()J

    move-result-wide v0

    invoke-static {v0, v1}, Ljava/lang/Long;->toHexString(J)Ljava/lang/String;

    .line 4
    invoke-interface {p2}, Lcom/facebook/imagepipeline/memory/MemoryChunk;->getUniqueId()J

    move-result-wide v0

    invoke-static {v0, v1}, Ljava/lang/Long;->toHexString(J)Ljava/lang/String;

    const/4 v0, 0x0

    .line 5
    invoke-static {v0}, Lcom/facebook/common/internal/Preconditions;->checkArgument(Z)V

    .line 6
    :cond_21
    invoke-interface {p2}, Lcom/facebook/imagepipeline/memory/MemoryChunk;->getUniqueId()J

    move-result-wide v0

    invoke-virtual {p0}, Lcom/facebook/imagepipeline/memory/BufferMemoryChunk;->getUniqueId()J

    move-result-wide v2

    cmp-long v4, v0, v2

    if-gez v4, :cond_3b

    .line 7
    monitor-enter p2

    .line 8
    :try_start_2e
    monitor-enter p0
    :try_end_2f
    .catchall {:try_start_2e .. :try_end_2f} :catchall_38

    .line 9
    :try_start_2f
    invoke-direct {p0, p1, p2, p3, p4}, Lcom/facebook/imagepipeline/memory/BufferMemoryChunk;->doCopy(ILcom/facebook/imagepipeline/memory/MemoryChunk;II)V

    .line 10
    monitor-exit p0
    :try_end_33
    .catchall {:try_start_2f .. :try_end_33} :catchall_35

    .line 11
    :try_start_33
    monitor-exit p2
    :try_end_34
    .catchall {:try_start_33 .. :try_end_34} :catchall_38

    return-void

    :catchall_35
    move-exception p1

    .line 12
    :try_start_36
    monitor-exit p0
    :try_end_37
    .catchall {:try_start_36 .. :try_end_37} :catchall_35

    :try_start_37
    throw p1

    :catchall_38
    move-exception p1

    .line 13
    monitor-exit p2
    :try_end_3a
    .catchall {:try_start_37 .. :try_end_3a} :catchall_38

    throw p1

    .line 14
    :cond_3b
    monitor-enter p0

    .line 15
    :try_start_3c
    monitor-enter p2
    :try_end_3d
    .catchall {:try_start_3c .. :try_end_3d} :catchall_46

    .line 16
    :try_start_3d
    invoke-direct {p0, p1, p2, p3, p4}, Lcom/facebook/imagepipeline/memory/BufferMemoryChunk;->doCopy(ILcom/facebook/imagepipeline/memory/MemoryChunk;II)V

    .line 17
    monitor-exit p2
    :try_end_41
    .catchall {:try_start_3d .. :try_end_41} :catchall_43

    .line 18
    :try_start_41
    monitor-exit p0
    :try_end_42
    .catchall {:try_start_41 .. :try_end_42} :catchall_46

    return-void

    :catchall_43
    move-exception p1

    .line 19
    :try_start_44
    monitor-exit p2
    :try_end_45
    .catchall {:try_start_44 .. :try_end_45} :catchall_43

    :try_start_45
    throw p1

    :catchall_46
    move-exception p1

    .line 20
    monitor-exit p0
    :try_end_48
    .catchall {:try_start_45 .. :try_end_48} :catchall_46

    throw p1
.end method

.method public declared-synchronized getByteBuffer()Ljava/nio/ByteBuffer;
    .registers 2

    monitor-enter p0

    :try_start_1
    iget-object v0, p0, Lcom/facebook/imagepipeline/memory/BufferMemoryChunk;->mBuffer:Ljava/nio/ByteBuffer;
    :try_end_3
    .catchall {:try_start_1 .. :try_end_3} :catchall_5

    monitor-exit p0

    return-object v0

    :catchall_5
    move-exception v0

    monitor-exit p0

    throw v0
.end method

.method public getNativePtr()J
    .registers 3

    new-instance v0, Ljava/lang/UnsupportedOperationException;

    const-string v1, "Cannot get the pointer of a BufferMemoryChunk"

    invoke-direct {v0, v1}, Ljava/lang/UnsupportedOperationException;-><init>(Ljava/lang/String;)V

    throw v0
.end method

.method public getSize()I
    .registers 2

    iget v0, p0, Lcom/facebook/imagepipeline/memory/BufferMemoryChunk;->mSize:I

    return v0
.end method

.method public getUniqueId()J
    .registers 3

    iget-wide v0, p0, Lcom/facebook/imagepipeline/memory/BufferMemoryChunk;->mId:J

    return-wide v0
.end method

.method public declared-synchronized isClosed()Z
    .registers 2

    monitor-enter p0

    :try_start_1
    iget-object v0, p0, Lcom/facebook/imagepipeline/memory/BufferMemoryChunk;->mBuffer:Ljava/nio/ByteBuffer;
    :try_end_3
    .catchall {:try_start_1 .. :try_end_3} :catchall_a

    if-nez v0, :cond_7

    const/4 v0, 0x1

    goto :goto_8

    :cond_7
    const/4 v0, 0x0

    :goto_8
    monitor-exit p0

    return v0

    :catchall_a
    move-exception v0

    monitor-exit p0

    throw v0
.end method

.method public declared-synchronized read(I)B
    .registers 5

    monitor-enter p0

    .line 8
    :try_start_1
    invoke-virtual {p0}, Lcom/facebook/imagepipeline/memory/BufferMemoryChunk;->isClosed()Z

    move-result v0

    const/4 v1, 0x1

    const/4 v2, 0x0

    if-nez v0, :cond_b

    const/4 v0, 0x1

    goto :goto_c

    :cond_b
    const/4 v0, 0x0

    :goto_c
    invoke-static {v0}, Lcom/facebook/common/internal/Preconditions;->checkState(Z)V

    if-ltz p1, :cond_13

    const/4 v0, 0x1

    goto :goto_14

    :cond_13
    const/4 v0, 0x0

    .line 9
    :goto_14
    invoke-static {v0}, Lcom/facebook/common/internal/Preconditions;->checkArgument(Z)V

    .line 10
    iget v0, p0, Lcom/facebook/imagepipeline/memory/BufferMemoryChunk;->mSize:I

    if-ge p1, v0, :cond_1c

    goto :goto_1d

    :cond_1c
    const/4 v1, 0x0

    :goto_1d
    invoke-static {v1}, Lcom/facebook/common/internal/Preconditions;->checkArgument(Z)V

    .line 11
    iget-object v0, p0, Lcom/facebook/imagepipeline/memory/BufferMemoryChunk;->mBuffer:Ljava/nio/ByteBuffer;

    invoke-virtual {v0, p1}, Ljava/nio/ByteBuffer;->get(I)B

    move-result p1
    :try_end_26
    .catchall {:try_start_1 .. :try_end_26} :catchall_28

    monitor-exit p0

    return p1

    :catchall_28
    move-exception p1

    monitor-exit p0

    throw p1
.end method

.method public declared-synchronized read(I[BII)I
    .registers 7

    monitor-enter p0

    .line 1
    :try_start_1
    invoke-static {p2}, Lcom/facebook/common/internal/Preconditions;->checkNotNull(Ljava/lang/Object;)Ljava/lang/Object;

    .line 2
    invoke-virtual {p0}, Lcom/facebook/imagepipeline/memory/BufferMemoryChunk;->isClosed()Z

    move-result v0

    if-nez v0, :cond_c

    const/4 v0, 0x1

    goto :goto_d

    :cond_c
    const/4 v0, 0x0

    :goto_d
    invoke-static {v0}, Lcom/facebook/common/internal/Preconditions;->checkState(Z)V

    .line 3
    iget v0, p0, Lcom/facebook/imagepipeline/memory/BufferMemoryChunk;->mSize:I

    invoke-static {p1, p4, v0}, Lcom/facebook/imagepipeline/memory/MemoryChunkUtil;->adjustByteCount(III)I

    move-result p4

    .line 4
    array-length v0, p2

    iget v1, p0, Lcom/facebook/imagepipeline/memory/BufferMemoryChunk;->mSize:I

    invoke-static {p1, v0, p3, p4, v1}, Lcom/facebook/imagepipeline/memory/MemoryChunkUtil;->checkBounds(IIIII)V

    .line 5
    iget-object v0, p0, Lcom/facebook/imagepipeline/memory/BufferMemoryChunk;->mBuffer:Ljava/nio/ByteBuffer;

    invoke-virtual {v0, p1}, Ljava/nio/ByteBuffer;->position(I)Ljava/nio/Buffer;

    .line 6
    iget-object p1, p0, Lcom/facebook/imagepipeline/memory/BufferMemoryChunk;->mBuffer:Ljava/nio/ByteBuffer;

    invoke-virtual {p1, p2, p3, p4}, Ljava/nio/ByteBuffer;->get([BII)Ljava/nio/ByteBuffer;
    :try_end_26
    .catchall {:try_start_1 .. :try_end_26} :catchall_28

    .line 7
    monitor-exit p0

    return p4

    :catchall_28
    move-exception p1

    monitor-exit p0

    throw p1
.end method

.method public declared-synchronized write(I[BII)I
    .registers 7

    monitor-enter p0

    .line 1
    :try_start_1
    invoke-static {p2}, Lcom/facebook/common/internal/Preconditions;->checkNotNull(Ljava/lang/Object;)Ljava/lang/Object;

    .line 2
    invoke-virtual {p0}, Lcom/facebook/imagepipeline/memory/BufferMemoryChunk;->isClosed()Z

    move-result v0

    if-nez v0, :cond_c

    const/4 v0, 0x1

    goto :goto_d

    :cond_c
    const/4 v0, 0x0

    :goto_d
    invoke-static {v0}, Lcom/facebook/common/internal/Preconditions;->checkState(Z)V

    .line 3
    iget v0, p0, Lcom/facebook/imagepipeline/memory/BufferMemoryChunk;->mSize:I

    invoke-static {p1, p4, v0}, Lcom/facebook/imagepipeline/memory/MemoryChunkUtil;->adjustByteCount(III)I

    move-result p4

    .line 4
    array-length v0, p2

    iget v1, p0, Lcom/facebook/imagepipeline/memory/BufferMemoryChunk;->mSize:I

    invoke-static {p1, v0, p3, p4, v1}, Lcom/facebook/imagepipeline/memory/MemoryChunkUtil;->checkBounds(IIIII)V

    .line 5
    iget-object v0, p0, Lcom/facebook/imagepipeline/memory/BufferMemoryChunk;->mBuffer:Ljava/nio/ByteBuffer;

    invoke-virtual {v0, p1}, Ljava/nio/ByteBuffer;->position(I)Ljava/nio/Buffer;

    .line 6
    iget-object p1, p0, Lcom/facebook/imagepipeline/memory/BufferMemoryChunk;->mBuffer:Ljava/nio/ByteBuffer;

    invoke-virtual {p1, p2, p3, p4}, Ljava/nio/ByteBuffer;->put([BII)Ljava/nio/ByteBuffer;
    :try_end_26
    .catchall {:try_start_1 .. :try_end_26} :catchall_28

    .line 7
    monitor-exit p0

    return p4

    :catchall_28
    move-exception p1

    monitor-exit p0

    throw p1
.end method