DefaultImageHeaderParser$RandomAccessReader.smali

.class final Lcom/bumptech/glide/load/resource/bitmap/DefaultImageHeaderParser$RandomAccessReader;
.super Ljava/lang/Object;
.source "DefaultImageHeaderParser.java"


# annotations
.annotation system Ldalvik/annotation/EnclosingClass;
    value = Lcom/bumptech/glide/load/resource/bitmap/DefaultImageHeaderParser;
.end annotation

.annotation system Ldalvik/annotation/InnerClass;
    accessFlags = 0x1a
    name = "RandomAccessReader"
.end annotation


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


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

    return-void
.end method

.method constructor <init>([BI)V
    .registers 5
    .param p1, "data"    # [B
    .param p2, "length"    # I

    .line 370
    invoke-direct {p0}, Ljava/lang/Object;-><init>()V

    .line 371
    invoke-static {p1}, Ljava/nio/ByteBuffer;->wrap([B)Ljava/nio/ByteBuffer;

    move-result-object v0

    sget-object v1, Ljava/nio/ByteOrder;->BIG_ENDIAN:Ljava/nio/ByteOrder;

    invoke-virtual {v0, v1}, Ljava/nio/ByteBuffer;->order(Ljava/nio/ByteOrder;)Ljava/nio/ByteBuffer;

    move-result-object v0

    invoke-virtual {v0, p2}, Ljava/nio/ByteBuffer;->limit(I)Ljava/nio/Buffer;

    move-result-object v0

    check-cast v0, Ljava/nio/ByteBuffer;

    iput-object v0, p0, Lcom/bumptech/glide/load/resource/bitmap/DefaultImageHeaderParser$RandomAccessReader;->data:Ljava/nio/ByteBuffer;

    .line 372
    return-void
.end method

.method private isAvailable(II)Z
    .registers 4
    .param p1, "offset"    # I
    .param p2, "byteSize"    # I

    .line 391
    iget-object v0, p0, Lcom/bumptech/glide/load/resource/bitmap/DefaultImageHeaderParser$RandomAccessReader;->data:Ljava/nio/ByteBuffer;

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

    move-result v0

    sub-int/2addr v0, p1

    if-lt v0, p2, :cond_b

    const/4 v0, 0x1

    goto :goto_c

    :cond_b
    const/4 v0, 0x0

    :goto_c
    return v0
.end method


# virtual methods
.method getInt16(I)S
    .registers 3
    .param p1, "offset"    # I

    .line 387
    const/4 v0, 0x2

    invoke-direct {p0, p1, v0}, Lcom/bumptech/glide/load/resource/bitmap/DefaultImageHeaderParser$RandomAccessReader;->isAvailable(II)Z

    move-result v0

    if-eqz v0, :cond_e

    iget-object v0, p0, Lcom/bumptech/glide/load/resource/bitmap/DefaultImageHeaderParser$RandomAccessReader;->data:Ljava/nio/ByteBuffer;

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

    move-result v0

    goto :goto_f

    :cond_e
    const/4 v0, -0x1

    :goto_f
    return v0
.end method

.method getInt32(I)I
    .registers 3
    .param p1, "offset"    # I

    .line 383
    const/4 v0, 0x4

    invoke-direct {p0, p1, v0}, Lcom/bumptech/glide/load/resource/bitmap/DefaultImageHeaderParser$RandomAccessReader;->isAvailable(II)Z

    move-result v0

    if-eqz v0, :cond_e

    iget-object v0, p0, Lcom/bumptech/glide/load/resource/bitmap/DefaultImageHeaderParser$RandomAccessReader;->data:Ljava/nio/ByteBuffer;

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

    move-result v0

    goto :goto_f

    :cond_e
    const/4 v0, -0x1

    :goto_f
    return v0
.end method

.method length()I
    .registers 2

    .line 379
    iget-object v0, p0, Lcom/bumptech/glide/load/resource/bitmap/DefaultImageHeaderParser$RandomAccessReader;->data:Ljava/nio/ByteBuffer;

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

    move-result v0

    return v0
.end method

.method order(Ljava/nio/ByteOrder;)V
    .registers 3
    .param p1, "byteOrder"    # Ljava/nio/ByteOrder;

    .line 375
    iget-object v0, p0, Lcom/bumptech/glide/load/resource/bitmap/DefaultImageHeaderParser$RandomAccessReader;->data:Ljava/nio/ByteBuffer;

    invoke-virtual {v0, p1}, Ljava/nio/ByteBuffer;->order(Ljava/nio/ByteOrder;)Ljava/nio/ByteBuffer;

    .line 376
    return-void
.end method