ElfFileChannel.smali

.class public Lcom/facebook/soloader/ElfFileChannel;
.super Ljava/lang/Object;
.source "SourceFile"

# interfaces
.implements Lcom/facebook/soloader/ElfByteChannel;


# instance fields
.field private mFc:Ljava/nio/channels/FileChannel;

.field private mFile:Ljava/io/File;

.field private mIs:Ljava/io/FileInputStream;


# direct methods
.method public constructor <init>(Ljava/io/File;)V
    .registers 2
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;
        }
    .end annotation

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

    .line 2
    iput-object p1, p0, Lcom/facebook/soloader/ElfFileChannel;->mFile:Ljava/io/File;

    .line 3
    invoke-virtual {p0}, Lcom/facebook/soloader/ElfFileChannel;->openChannel()V

    return-void
.end method


# virtual methods
.method public close()V
    .registers 2
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;
        }
    .end annotation

    iget-object v0, p0, Lcom/facebook/soloader/ElfFileChannel;->mIs:Ljava/io/FileInputStream;

    invoke-virtual {v0}, Ljava/io/FileInputStream;->close()V

    return-void
.end method

.method public isOpen()Z
    .registers 2

    iget-object v0, p0, Lcom/facebook/soloader/ElfFileChannel;->mFc:Ljava/nio/channels/FileChannel;

    invoke-virtual {v0}, Ljava/nio/channels/spi/AbstractInterruptibleChannel;->isOpen()Z

    move-result v0

    return v0
.end method

.method public openChannel()V
    .registers 3
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;
        }
    .end annotation

    .line 1
    new-instance v0, Ljava/io/FileInputStream;

    iget-object v1, p0, Lcom/facebook/soloader/ElfFileChannel;->mFile:Ljava/io/File;

    invoke-direct {v0, v1}, Ljava/io/FileInputStream;-><init>(Ljava/io/File;)V

    iput-object v0, p0, Lcom/facebook/soloader/ElfFileChannel;->mIs:Ljava/io/FileInputStream;

    .line 2
    invoke-virtual {v0}, Ljava/io/FileInputStream;->getChannel()Ljava/nio/channels/FileChannel;

    move-result-object v0

    iput-object v0, p0, Lcom/facebook/soloader/ElfFileChannel;->mFc:Ljava/nio/channels/FileChannel;

    return-void
.end method

.method public position()J
    .registers 3
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;
        }
    .end annotation

    .line 1
    iget-object v0, p0, Lcom/facebook/soloader/ElfFileChannel;->mFc:Ljava/nio/channels/FileChannel;

    invoke-virtual {v0}, Ljava/nio/channels/FileChannel;->position()J

    move-result-wide v0

    return-wide v0
.end method

.method public position(J)Lcom/facebook/soloader/ElfByteChannel;
    .registers 4
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;
        }
    .end annotation

    .line 2
    iget-object v0, p0, Lcom/facebook/soloader/ElfFileChannel;->mFc:Ljava/nio/channels/FileChannel;

    invoke-virtual {v0, p1, p2}, Ljava/nio/channels/FileChannel;->position(J)Ljava/nio/channels/FileChannel;

    return-object p0
.end method

.method public read(Ljava/nio/ByteBuffer;)I
    .registers 3
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;
        }
    .end annotation

    .line 1
    iget-object v0, p0, Lcom/facebook/soloader/ElfFileChannel;->mFc:Ljava/nio/channels/FileChannel;

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

    move-result p1

    return p1
.end method

.method public read(Ljava/nio/ByteBuffer;J)I
    .registers 5
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;
        }
    .end annotation

    .line 2
    iget-object v0, p0, Lcom/facebook/soloader/ElfFileChannel;->mFc:Ljava/nio/channels/FileChannel;

    invoke-virtual {v0, p1, p2, p3}, Ljava/nio/channels/FileChannel;->read(Ljava/nio/ByteBuffer;J)I

    move-result p1

    return p1
.end method

.method public size()J
    .registers 3
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;
        }
    .end annotation

    iget-object v0, p0, Lcom/facebook/soloader/ElfFileChannel;->mFc:Ljava/nio/channels/FileChannel;

    invoke-virtual {v0}, Ljava/nio/channels/FileChannel;->size()J

    move-result-wide v0

    return-wide v0
.end method

.method public truncate(J)Lcom/facebook/soloader/ElfByteChannel;
    .registers 4
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;
        }
    .end annotation

    iget-object v0, p0, Lcom/facebook/soloader/ElfFileChannel;->mFc:Ljava/nio/channels/FileChannel;

    invoke-virtual {v0, p1, p2}, Ljava/nio/channels/FileChannel;->truncate(J)Ljava/nio/channels/FileChannel;

    return-object p0
.end method

.method public write(Ljava/nio/ByteBuffer;)I
    .registers 3
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;
        }
    .end annotation

    iget-object v0, p0, Lcom/facebook/soloader/ElfFileChannel;->mFc:Ljava/nio/channels/FileChannel;

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

    move-result p1

    return p1
.end method