.class public Lorg/apache/http/impl/io/ChunkedInputStream;
.super Ljava/io/InputStream;
.source "ChunkedInputStream.java"


# instance fields
.field private bof:Z

.field private final buffer:Lorg/apache/http/util/CharArrayBuffer;

.field private chunkSize:I

.field private closed:Z

.field private eof:Z

.field private footers:[Lorg/apache/http/Header;

.field private in:Lorg/apache/http/io/SessionInputBuffer;

.field private pos:I


# direct methods
.method public constructor <init>(Lorg/apache/http/io/SessionInputBuffer;)V
    .locals 2

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

    const/4 v0, 0x1

    .line 2
    iput-boolean v0, p0, Lorg/apache/http/impl/io/ChunkedInputStream;->bof:Z

    const/4 v0, 0x0

    .line 3
    iput-boolean v0, p0, Lorg/apache/http/impl/io/ChunkedInputStream;->eof:Z

    .line 4
    iput-boolean v0, p0, Lorg/apache/http/impl/io/ChunkedInputStream;->closed:Z

    new-array v1, v0, [Lorg/apache/http/Header;

    .line 5
    iput-object v1, p0, Lorg/apache/http/impl/io/ChunkedInputStream;->footers:[Lorg/apache/http/Header;

    if-eqz p1, :cond_0

    .line 6
    iput-object p1, p0, Lorg/apache/http/impl/io/ChunkedInputStream;->in:Lorg/apache/http/io/SessionInputBuffer;

    .line 7
    iput v0, p0, Lorg/apache/http/impl/io/ChunkedInputStream;->pos:I

    .line 8
    new-instance p1, Lorg/apache/http/util/CharArrayBuffer;

    const/16 v0, 0x10

    invoke-direct {p1, v0}, Lorg/apache/http/util/CharArrayBuffer;-><init>(I)V

    iput-object p1, p0, Lorg/apache/http/impl/io/ChunkedInputStream;->buffer:Lorg/apache/http/util/CharArrayBuffer;

    return-void

    .line 9
    :cond_0
    new-instance p1, Ljava/lang/IllegalArgumentException;

    const-string v0, "Session input buffer may not be null"

    invoke-direct {p1, v0}, Ljava/lang/IllegalArgumentException;-><init>(Ljava/lang/String;)V

    throw p1
.end method

.method public static exhaustInputStream(Ljava/io/InputStream;)V
    .locals 2
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;
        }
    .end annotation

    const/16 v0, 0x400

    new-array v0, v0, [B

    .line 1
    :goto_0
    invoke-virtual {p0, v0}, Ljava/io/InputStream;->read([B)I

    move-result v1

    if-ltz v1, :cond_0

    goto :goto_0

    :cond_0
    return-void
.end method

.method private getChunkSize()I
    .locals 3
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;
        }
    .end annotation

    .line 1
    iget-boolean v0, p0, Lorg/apache/http/impl/io/ChunkedInputStream;->bof:Z

    if-nez v0, :cond_1

    .line 2
    iget-object v0, p0, Lorg/apache/http/impl/io/ChunkedInputStream;->in:Lorg/apache/http/io/SessionInputBuffer;

    invoke-interface {v0}, Lorg/apache/http/io/SessionInputBuffer;->read()I

    move-result v0

    .line 3
    iget-object v1, p0, Lorg/apache/http/impl/io/ChunkedInputStream;->in:Lorg/apache/http/io/SessionInputBuffer;

    invoke-interface {v1}, Lorg/apache/http/io/SessionInputBuffer;->read()I

    move-result v1

    const/16 v2, 0xd

    if-ne v0, v2, :cond_0

    const/16 v0, 0xa

    if-ne v1, v0, :cond_0

    goto :goto_0

    .line 4
    :cond_0
    new-instance v0, Lorg/apache/http/MalformedChunkCodingException;

    const-string v1, "CRLF expected at end of chunk"

    invoke-direct {v0, v1}, Lorg/apache/http/MalformedChunkCodingException;-><init>(Ljava/lang/String;)V

    throw v0

    .line 5
    :cond_1
    :goto_0
    iget-object v0, p0, Lorg/apache/http/impl/io/ChunkedInputStream;->buffer:Lorg/apache/http/util/CharArrayBuffer;

    invoke-virtual {v0}, Lorg/apache/http/util/CharArrayBuffer;->clear()V

    .line 6
    iget-object v0, p0, Lorg/apache/http/impl/io/ChunkedInputStream;->in:Lorg/apache/http/io/SessionInputBuffer;

    iget-object v1, p0, Lorg/apache/http/impl/io/ChunkedInputStream;->buffer:Lorg/apache/http/util/CharArrayBuffer;

    invoke-interface {v0, v1}, Lorg/apache/http/io/SessionInputBuffer;->readLine(Lorg/apache/http/util/CharArrayBuffer;)I

    move-result v0

    const/4 v1, -0x1

    const/4 v2, 0x0

    if-ne v0, v1, :cond_2

    return v2

    .line 7
    :cond_2
    iget-object v0, p0, Lorg/apache/http/impl/io/ChunkedInputStream;->buffer:Lorg/apache/http/util/CharArrayBuffer;

    const/16 v1, 0x3b

    invoke-virtual {v0, v1}, Lorg/apache/http/util/CharArrayBuffer;->indexOf(I)I

    move-result v0

    if-gez v0, :cond_3

    .line 8
    iget-object v0, p0, Lorg/apache/http/impl/io/ChunkedInputStream;->buffer:Lorg/apache/http/util/CharArrayBuffer;

    invoke-virtual {v0}, Lorg/apache/http/util/CharArrayBuffer;->length()I

    move-result v0

    .line 9
    :cond_3
    :try_start_0
    iget-object v1, p0, Lorg/apache/http/impl/io/ChunkedInputStream;->buffer:Lorg/apache/http/util/CharArrayBuffer;

    invoke-virtual {v1, v2, v0}, Lorg/apache/http/util/CharArrayBuffer;->substringTrimmed(II)Ljava/lang/String;

    move-result-object v0

    const/16 v1, 0x10

    invoke-static {v0, v1}, Ljava/lang/Integer;->parseInt(Ljava/lang/String;I)I

    move-result v0
    :try_end_0
    .catch Ljava/lang/NumberFormatException; {:try_start_0 .. :try_end_0} :catch_0

    return v0

    .line 10
    :catch_0
    new-instance v0, Lorg/apache/http/MalformedChunkCodingException;

    const-string v1, "Bad chunk header"

    invoke-direct {v0, v1}, Lorg/apache/http/MalformedChunkCodingException;-><init>(Ljava/lang/String;)V

    throw v0
.end method

.method private nextChunk()V
    .locals 2
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;
        }
    .end annotation

    .line 1
    invoke-direct {p0}, Lorg/apache/http/impl/io/ChunkedInputStream;->getChunkSize()I

    move-result v0

    iput v0, p0, Lorg/apache/http/impl/io/ChunkedInputStream;->chunkSize:I

    if-ltz v0, :cond_1

    const/4 v1, 0x0

    .line 2
    iput-boolean v1, p0, Lorg/apache/http/impl/io/ChunkedInputStream;->bof:Z

    .line 3
    iput v1, p0, Lorg/apache/http/impl/io/ChunkedInputStream;->pos:I

    if-nez v0, :cond_0

    const/4 v0, 0x1

    .line 4
    iput-boolean v0, p0, Lorg/apache/http/impl/io/ChunkedInputStream;->eof:Z

    .line 5
    invoke-direct {p0}, Lorg/apache/http/impl/io/ChunkedInputStream;->parseTrailerHeaders()V

    :cond_0
    return-void

    .line 6
    :cond_1
    new-instance v0, Lorg/apache/http/MalformedChunkCodingException;

    const-string v1, "Negative chunk size"

    invoke-direct {v0, v1}, Lorg/apache/http/MalformedChunkCodingException;-><init>(Ljava/lang/String;)V

    throw v0
.end method

.method private parseTrailerHeaders()V
    .locals 4
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;
        }
    .end annotation

    .line 1
    :try_start_0
    iget-object v0, p0, Lorg/apache/http/impl/io/ChunkedInputStream;->in:Lorg/apache/http/io/SessionInputBuffer;

    const/4 v1, 0x0

    const/4 v2, -0x1

    invoke-static {v0, v2, v2, v1}, Lorg/apache/http/impl/io/AbstractMessageParser;->parseHeaders(Lorg/apache/http/io/SessionInputBuffer;IILorg/apache/http/message/LineParser;)[Lorg/apache/http/Header;

    move-result-object v0

    iput-object v0, p0, Lorg/apache/http/impl/io/ChunkedInputStream;->footers:[Lorg/apache/http/Header;
    :try_end_0
    .catch Lorg/apache/http/HttpException; {:try_start_0 .. :try_end_0} :catch_0

    return-void

    :catch_0
    move-exception v0

    .line 2
    new-instance v1, Lorg/apache/http/MalformedChunkCodingException;

    const-string v2, "Invalid footer: "

    invoke-static {v2}, Lha/a;->a(Ljava/lang/String;)Ljava/lang/StringBuffer;

    move-result-object v2

    invoke-virtual {v0}, Ljava/lang/Exception;->getMessage()Ljava/lang/String;

    move-result-object v3

    invoke-virtual {v2, v3}, Ljava/lang/StringBuffer;->append(Ljava/lang/String;)Ljava/lang/StringBuffer;

    invoke-virtual {v2}, Ljava/lang/StringBuffer;->toString()Ljava/lang/String;

    move-result-object v2

    invoke-direct {v1, v2}, Lorg/apache/http/MalformedChunkCodingException;-><init>(Ljava/lang/String;)V

    .line 3
    invoke-static {v1, v0}, Lorg/apache/http/util/ExceptionUtils;->initCause(Ljava/lang/Throwable;Ljava/lang/Throwable;)V

    .line 4
    throw v1
.end method


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

    .line 1
    iget-boolean v0, p0, Lorg/apache/http/impl/io/ChunkedInputStream;->closed:Z

    if-nez v0, :cond_1

    const/4 v0, 0x1

    .line 2
    :try_start_0
    iget-boolean v1, p0, Lorg/apache/http/impl/io/ChunkedInputStream;->eof:Z

    if-nez v1, :cond_0

    .line 3
    invoke-static {p0}, Lorg/apache/http/impl/io/ChunkedInputStream;->exhaustInputStream(Ljava/io/InputStream;)V
    :try_end_0
    .catchall {:try_start_0 .. :try_end_0} :catchall_0

    .line 4
    :cond_0
    iput-boolean v0, p0, Lorg/apache/http/impl/io/ChunkedInputStream;->eof:Z

    .line 5
    iput-boolean v0, p0, Lorg/apache/http/impl/io/ChunkedInputStream;->closed:Z

    goto :goto_0

    :catchall_0
    move-exception v1

    .line 6
    iput-boolean v0, p0, Lorg/apache/http/impl/io/ChunkedInputStream;->eof:Z

    .line 7
    iput-boolean v0, p0, Lorg/apache/http/impl/io/ChunkedInputStream;->closed:Z

    throw v1

    :cond_1
    :goto_0
    return-void
.end method

.method public getFooters()[Lorg/apache/http/Header;
    .locals 1

    .line 1
    iget-object v0, p0, Lorg/apache/http/impl/io/ChunkedInputStream;->footers:[Lorg/apache/http/Header;

    invoke-virtual {v0}, Ljava/lang/Object;->clone()Ljava/lang/Object;

    move-result-object v0

    check-cast v0, [Lorg/apache/http/Header;

    return-object v0
.end method

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

    .line 1
    iget-boolean v0, p0, Lorg/apache/http/impl/io/ChunkedInputStream;->closed:Z

    if-nez v0, :cond_3

    .line 2
    iget-boolean v0, p0, Lorg/apache/http/impl/io/ChunkedInputStream;->eof:Z

    const/4 v1, -0x1

    if-eqz v0, :cond_0

    return v1

    .line 3
    :cond_0
    iget v0, p0, Lorg/apache/http/impl/io/ChunkedInputStream;->pos:I

    iget v2, p0, Lorg/apache/http/impl/io/ChunkedInputStream;->chunkSize:I

    if-lt v0, v2, :cond_1

    .line 4
    invoke-direct {p0}, Lorg/apache/http/impl/io/ChunkedInputStream;->nextChunk()V

    .line 5
    iget-boolean v0, p0, Lorg/apache/http/impl/io/ChunkedInputStream;->eof:Z

    if-eqz v0, :cond_1

    return v1

    .line 6
    :cond_1
    iget-object v0, p0, Lorg/apache/http/impl/io/ChunkedInputStream;->in:Lorg/apache/http/io/SessionInputBuffer;

    invoke-interface {v0}, Lorg/apache/http/io/SessionInputBuffer;->read()I

    move-result v0

    if-eq v0, v1, :cond_2

    .line 7
    iget v1, p0, Lorg/apache/http/impl/io/ChunkedInputStream;->pos:I

    add-int/lit8 v1, v1, 0x1

    iput v1, p0, Lorg/apache/http/impl/io/ChunkedInputStream;->pos:I

    :cond_2
    return v0

    .line 8
    :cond_3
    new-instance v0, Ljava/io/IOException;

    const-string v1, "Attempted read from closed stream."

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

    throw v0
.end method

.method public read([B)I
    .locals 2
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;
        }
    .end annotation

    .line 19
    array-length v0, p1

    const/4 v1, 0x0

    invoke-virtual {p0, p1, v1, v0}, Lorg/apache/http/impl/io/ChunkedInputStream;->read([BII)I

    move-result p1

    return p1
.end method

.method public read([BII)I
    .locals 3
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;
        }
    .end annotation

    .line 9
    iget-boolean v0, p0, Lorg/apache/http/impl/io/ChunkedInputStream;->closed:Z

    if-nez v0, :cond_3

    .line 10
    iget-boolean v0, p0, Lorg/apache/http/impl/io/ChunkedInputStream;->eof:Z

    const/4 v1, -0x1

    if-eqz v0, :cond_0

    return v1

    .line 11
    :cond_0
    iget v0, p0, Lorg/apache/http/impl/io/ChunkedInputStream;->pos:I

    iget v2, p0, Lorg/apache/http/impl/io/ChunkedInputStream;->chunkSize:I

    if-lt v0, v2, :cond_1

    .line 12
    invoke-direct {p0}, Lorg/apache/http/impl/io/ChunkedInputStream;->nextChunk()V

    .line 13
    iget-boolean v0, p0, Lorg/apache/http/impl/io/ChunkedInputStream;->eof:Z

    if-eqz v0, :cond_1

    return v1

    .line 14
    :cond_1
    iget v0, p0, Lorg/apache/http/impl/io/ChunkedInputStream;->chunkSize:I

    iget v2, p0, Lorg/apache/http/impl/io/ChunkedInputStream;->pos:I

    sub-int/2addr v0, v2

    invoke-static {p3, v0}, Ljava/lang/Math;->min(II)I

    move-result p3

    .line 15
    iget-object v0, p0, Lorg/apache/http/impl/io/ChunkedInputStream;->in:Lorg/apache/http/io/SessionInputBuffer;

    invoke-interface {v0, p1, p2, p3}, Lorg/apache/http/io/SessionInputBuffer;->read([BII)I

    move-result p1

    if-eq p1, v1, :cond_2

    .line 16
    iget p2, p0, Lorg/apache/http/impl/io/ChunkedInputStream;->pos:I

    add-int/2addr p2, p1

    iput p2, p0, Lorg/apache/http/impl/io/ChunkedInputStream;->pos:I

    return p1

    .line 17
    :cond_2
    new-instance p1, Lorg/apache/http/MalformedChunkCodingException;

    const-string p2, "Truncated chunk"

    invoke-direct {p1, p2}, Lorg/apache/http/MalformedChunkCodingException;-><init>(Ljava/lang/String;)V

    throw p1

    .line 18
    :cond_3
    new-instance p1, Ljava/io/IOException;

    const-string p2, "Attempted read from closed stream."

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

    throw p1
.end method