FileOperator.smali

.class final Lokhttp3/internal/cache2/FileOperator;
.super Ljava/lang/Object;


# static fields
.field private static final BUFFER_SIZE:I = 0x2000


# instance fields
.field private final byteArray:[B

.field private final byteBuffer:Ljava/nio/ByteBuffer;

.field private final fileChannel:Ljava/nio/channels/FileChannel;


# direct methods
.method public constructor <init>(Ljava/nio/channels/FileChannel;)V
    .registers 3

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

    const/16 v0, 0x2000

    new-array v0, v0, [B

    iput-object v0, p0, Lokhttp3/internal/cache2/FileOperator;->byteArray:[B

    iget-object v0, p0, Lokhttp3/internal/cache2/FileOperator;->byteArray:[B

    invoke-static {v0}, Ljava/nio/ByteBuffer;->wrap([B)Ljava/nio/ByteBuffer;

    move-result-object v0

    iput-object v0, p0, Lokhttp3/internal/cache2/FileOperator;->byteBuffer:Ljava/nio/ByteBuffer;

    iput-object p1, p0, Lokhttp3/internal/cache2/FileOperator;->fileChannel:Ljava/nio/channels/FileChannel;

    return-void
.end method


# virtual methods
.method public read(JLokio/c;J)V
    .registers 12

    const-wide/16 v4, 0x0

    cmp-long v0, p4, v4

    if-gez v0, :cond_21

    new-instance v0, Ljava/lang/IndexOutOfBoundsException;

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

    throw v0

    :cond_c
    :try_start_c
    iget-object v0, p0, Lokhttp3/internal/cache2/FileOperator;->byteBuffer:Ljava/nio/ByteBuffer;

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

    move-result v0

    iget-object v1, p0, Lokhttp3/internal/cache2/FileOperator;->byteArray:[B

    const/4 v2, 0x0

    invoke-virtual {p3, v1, v2, v0}, Lokio/c;->b([BII)Lokio/c;
    :try_end_18
    .catchall {:try_start_c .. :try_end_18} :catchall_42

    int-to-long v2, v0

    add-long/2addr p1, v2

    int-to-long v0, v0

    sub-long/2addr p4, v0

    iget-object v0, p0, Lokhttp3/internal/cache2/FileOperator;->byteBuffer:Ljava/nio/ByteBuffer;

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

    :cond_21
    cmp-long v0, p4, v4

    if-lez v0, :cond_49

    :try_start_25
    iget-object v0, p0, Lokhttp3/internal/cache2/FileOperator;->byteBuffer:Ljava/nio/ByteBuffer;

    const-wide/16 v2, 0x2000

    invoke-static {v2, v3, p4, p5}, Ljava/lang/Math;->min(JJ)J

    move-result-wide v2

    long-to-int v1, v2

    invoke-virtual {v0, v1}, Ljava/nio/ByteBuffer;->limit(I)Ljava/nio/Buffer;

    iget-object v0, p0, Lokhttp3/internal/cache2/FileOperator;->fileChannel:Ljava/nio/channels/FileChannel;

    iget-object v1, p0, Lokhttp3/internal/cache2/FileOperator;->byteBuffer:Ljava/nio/ByteBuffer;

    invoke-virtual {v0, v1, p1, p2}, Ljava/nio/channels/FileChannel;->read(Ljava/nio/ByteBuffer;J)I

    move-result v0

    const/4 v1, -0x1

    if-ne v0, v1, :cond_c

    new-instance v0, Ljava/io/EOFException;

    invoke-direct {v0}, Ljava/io/EOFException;-><init>()V

    throw v0
    :try_end_42
    .catchall {:try_start_25 .. :try_end_42} :catchall_42

    :catchall_42
    move-exception v0

    iget-object v1, p0, Lokhttp3/internal/cache2/FileOperator;->byteBuffer:Ljava/nio/ByteBuffer;

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

    throw v0

    :cond_49
    return-void
.end method

.method public write(JLokio/c;J)V
    .registers 14

    const-wide/16 v6, 0x0

    cmp-long v0, p4, v6

    if-ltz v0, :cond_e

    invoke-virtual {p3}, Lokio/c;->a()J

    move-result-wide v0

    cmp-long v0, p4, v0

    if-lez v0, :cond_4c

    :cond_e
    new-instance v0, Ljava/lang/IndexOutOfBoundsException;

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

    throw v0

    :goto_14
    cmp-long v2, p4, v6

    if-lez v2, :cond_4b

    const-wide/16 v2, 0x2000

    :try_start_1a
    invoke-static {v2, v3, p4, p5}, Ljava/lang/Math;->min(JJ)J

    move-result-wide v2

    long-to-int v2, v2

    iget-object v3, p0, Lokhttp3/internal/cache2/FileOperator;->byteArray:[B

    const/4 v4, 0x0

    invoke-virtual {p3, v3, v4, v2}, Lokio/c;->a([BII)I

    iget-object v3, p0, Lokhttp3/internal/cache2/FileOperator;->byteBuffer:Ljava/nio/ByteBuffer;

    invoke-virtual {v3, v2}, Ljava/nio/ByteBuffer;->limit(I)Ljava/nio/Buffer;

    :cond_2a
    iget-object v3, p0, Lokhttp3/internal/cache2/FileOperator;->fileChannel:Ljava/nio/channels/FileChannel;

    iget-object v4, p0, Lokhttp3/internal/cache2/FileOperator;->byteBuffer:Ljava/nio/ByteBuffer;

    invoke-virtual {v3, v4, v0, v1}, Ljava/nio/channels/FileChannel;->write(Ljava/nio/ByteBuffer;J)I

    move-result v3

    int-to-long v4, v3

    add-long/2addr v0, v4

    iget-object v3, p0, Lokhttp3/internal/cache2/FileOperator;->byteBuffer:Ljava/nio/ByteBuffer;

    invoke-virtual {v3}, Ljava/nio/ByteBuffer;->hasRemaining()Z
    :try_end_39
    .catchall {:try_start_1a .. :try_end_39} :catchall_44

    move-result v3

    if-nez v3, :cond_2a

    int-to-long v2, v2

    sub-long/2addr p4, v2

    iget-object v2, p0, Lokhttp3/internal/cache2/FileOperator;->byteBuffer:Ljava/nio/ByteBuffer;

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

    goto :goto_14

    :catchall_44
    move-exception v0

    iget-object v1, p0, Lokhttp3/internal/cache2/FileOperator;->byteBuffer:Ljava/nio/ByteBuffer;

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

    throw v0

    :cond_4b
    return-void

    :cond_4c
    move-wide v0, p1

    goto :goto_14
.end method