ByteBufferByteChannel.smali

.class public Lcom/googlecode/mp4parser/util/ByteBufferByteChannel;
.super Ljava/lang/Object;
.source "ByteBufferByteChannel.java"

# interfaces
.implements Ljava/nio/channels/ByteChannel;


# instance fields
.field byteBuffer:Ljava/nio/ByteBuffer;


# direct methods
.method static constructor <clinit>()V
    .registers 1

    return-void
.end method

.method public constructor <init>(Ljava/nio/ByteBuffer;)V
    .registers 2
    .param p1, "byteBuffer"    # Ljava/nio/ByteBuffer;

    .line 29
    invoke-direct {p0}, Ljava/lang/Object;-><init>()V

    .line 30
    iput-object p1, p0, Lcom/googlecode/mp4parser/util/ByteBufferByteChannel;->byteBuffer:Ljava/nio/ByteBuffer;

    .line 31
    return-void
.end method


# virtual methods
.method public close()V
    .registers 1
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;
        }
    .end annotation

    .line 48
    return-void
.end method

.method public isOpen()Z
    .registers 2

    .line 44
    const/4 v0, 0x1

    return v0
.end method

.method public read(Ljava/nio/ByteBuffer;)I
    .registers 6
    .param p1, "dst"    # Ljava/nio/ByteBuffer;
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;
        }
    .end annotation

    .line 34
    invoke-virtual {p1}, Ljava/nio/ByteBuffer;->remaining()I

    move-result v0

    .line 35
    .local v0, "rem":I
    iget-object v1, p0, Lcom/googlecode/mp4parser/util/ByteBufferByteChannel;->byteBuffer:Ljava/nio/ByteBuffer;

    invoke-virtual {v1}, Ljava/nio/ByteBuffer;->remaining()I

    move-result v1

    if-gtz v1, :cond_e

    .line 36
    const/4 v1, -0x1

    return v1

    .line 38
    :cond_e
    iget-object v1, p0, Lcom/googlecode/mp4parser/util/ByteBufferByteChannel;->byteBuffer:Ljava/nio/ByteBuffer;

    invoke-virtual {v1}, Ljava/nio/ByteBuffer;->duplicate()Ljava/nio/ByteBuffer;

    move-result-object v1

    iget-object v2, p0, Lcom/googlecode/mp4parser/util/ByteBufferByteChannel;->byteBuffer:Ljava/nio/ByteBuffer;

    invoke-virtual {v2}, Ljava/nio/ByteBuffer;->position()I

    move-result v2

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

    move-result v3

    add-int/2addr v2, v3

    invoke-virtual {v1, v2}, Ljava/nio/ByteBuffer;->limit(I)Ljava/nio/Buffer;

    move-result-object v1

    check-cast v1, Ljava/nio/ByteBuffer;

    invoke-virtual {p1, v1}, Ljava/nio/ByteBuffer;->put(Ljava/nio/ByteBuffer;)Ljava/nio/ByteBuffer;

    .line 39
    iget-object v1, p0, Lcom/googlecode/mp4parser/util/ByteBufferByteChannel;->byteBuffer:Ljava/nio/ByteBuffer;

    invoke-virtual {v1}, Ljava/nio/ByteBuffer;->position()I

    move-result v2

    add-int/2addr v2, v0

    invoke-virtual {v1, v2}, Ljava/nio/ByteBuffer;->position(I)Ljava/nio/Buffer;

    .line 40
    return v0
.end method

.method public write(Ljava/nio/ByteBuffer;)I
    .registers 4
    .param p1, "src"    # Ljava/nio/ByteBuffer;
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;
        }
    .end annotation

    .line 51
    invoke-virtual {p1}, Ljava/nio/ByteBuffer;->remaining()I

    move-result v0

    .line 52
    .local v0, "r":I
    iget-object v1, p0, Lcom/googlecode/mp4parser/util/ByteBufferByteChannel;->byteBuffer:Ljava/nio/ByteBuffer;

    invoke-virtual {v1, p1}, Ljava/nio/ByteBuffer;->put(Ljava/nio/ByteBuffer;)Ljava/nio/ByteBuffer;

    .line 53
    return v0
.end method