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.class public final Lokio/GzipSink;
.super Ljava/lang/Object;
.source "GzipSink.java"
# interfaces
.implements Lokio/Sink;
# instance fields
.field private closed:Z
.field private final crc:Ljava/util/zip/CRC32;
.field private final deflater:Ljava/util/zip/Deflater;
.field private final deflaterSink:Lokio/DeflaterSink;
.field private final sink:Lokio/BufferedSink;
# direct methods
.method public constructor <init>(Lokio/Sink;)V
.locals 3
.prologue
.line 56
invoke-direct {p0}, Ljava/lang/Object;-><init>()V
.line 54
new-instance v0, Ljava/util/zip/CRC32;
invoke-direct {v0}, Ljava/util/zip/CRC32;-><init>()V
iput-object v0, p0, Lokio/GzipSink;->crc:Ljava/util/zip/CRC32;
.line 57
if-nez p1, :cond_0
new-instance v0, Ljava/lang/IllegalArgumentException;
const-string v1, "sink == null"
invoke-direct {v0, v1}, Ljava/lang/IllegalArgumentException;-><init>(Ljava/lang/String;)V
throw v0
.line 58
:cond_0
new-instance v0, Ljava/util/zip/Deflater;
const/4 v1, -0x1
const/4 v2, 0x1
invoke-direct {v0, v1, v2}, Ljava/util/zip/Deflater;-><init>(IZ)V
iput-object v0, p0, Lokio/GzipSink;->deflater:Ljava/util/zip/Deflater;
.line 59
invoke-static {p1}, Lokio/Okio;->buffer(Lokio/Sink;)Lokio/BufferedSink;
move-result-object v0
iput-object v0, p0, Lokio/GzipSink;->sink:Lokio/BufferedSink;
.line 60
new-instance v0, Lokio/DeflaterSink;
iget-object v1, p0, Lokio/GzipSink;->sink:Lokio/BufferedSink;
iget-object v2, p0, Lokio/GzipSink;->deflater:Ljava/util/zip/Deflater;
invoke-direct {v0, v1, v2}, Lokio/DeflaterSink;-><init>(Lokio/BufferedSink;Ljava/util/zip/Deflater;)V
iput-object v0, p0, Lokio/GzipSink;->deflaterSink:Lokio/DeflaterSink;
.line 62
invoke-direct {p0}, Lokio/GzipSink;->writeHeader()V
.line 63
return-void
.end method
.method private updateCrc(Lokio/Buffer;J)V
.locals 6
.prologue
.line 131
iget-object v0, p1, Lokio/Buffer;->head:Lokio/Segment;
:goto_0
const-wide/16 v2, 0x0
cmp-long v1, p2, v2
if-lez v1, :cond_0
.line 132
iget v1, v0, Lokio/Segment;->limit:I
iget v2, v0, Lokio/Segment;->pos:I
sub-int/2addr v1, v2
int-to-long v2, v1
invoke-static {p2, p3, v2, v3}, Ljava/lang/Math;->min(JJ)J
move-result-wide v2
long-to-int v1, v2
.line 133
iget-object v2, p0, Lokio/GzipSink;->crc:Ljava/util/zip/CRC32;
iget-object v3, v0, Lokio/Segment;->data:[B
iget v4, v0, Lokio/Segment;->pos:I
invoke-virtual {v2, v3, v4, v1}, Ljava/util/zip/CRC32;->update([BII)V
.line 134
int-to-long v2, v1
sub-long/2addr p2, v2
.line 131
iget-object v0, v0, Lokio/Segment;->next:Lokio/Segment;
goto :goto_0
.line 136
:cond_0
return-void
.end method
.method private writeFooter()V
.locals 4
.prologue
.line 125
iget-object v0, p0, Lokio/GzipSink;->sink:Lokio/BufferedSink;
iget-object v1, p0, Lokio/GzipSink;->crc:Ljava/util/zip/CRC32;
invoke-virtual {v1}, Ljava/util/zip/CRC32;->getValue()J
move-result-wide v2
long-to-int v1, v2
invoke-interface {v0, v1}, Lokio/BufferedSink;->writeIntLe(I)Lokio/BufferedSink;
.line 126
iget-object v0, p0, Lokio/GzipSink;->sink:Lokio/BufferedSink;
iget-object v1, p0, Lokio/GzipSink;->deflater:Ljava/util/zip/Deflater;
invoke-virtual {v1}, Ljava/util/zip/Deflater;->getTotalIn()I
move-result v1
invoke-interface {v0, v1}, Lokio/BufferedSink;->writeIntLe(I)Lokio/BufferedSink;
.line 127
return-void
.end method
.method private writeHeader()V
.locals 3
.prologue
const/4 v2, 0x0
.line 115
iget-object v0, p0, Lokio/GzipSink;->sink:Lokio/BufferedSink;
invoke-interface {v0}, Lokio/BufferedSink;->buffer()Lokio/Buffer;
move-result-object v0
.line 116
const/16 v1, 0x1f8b
invoke-virtual {v0, v1}, Lokio/Buffer;->writeShort(I)Lokio/Buffer;
.line 117
const/16 v1, 0x8
invoke-virtual {v0, v1}, Lokio/Buffer;->writeByte(I)Lokio/Buffer;
.line 118
invoke-virtual {v0, v2}, Lokio/Buffer;->writeByte(I)Lokio/Buffer;
.line 119
invoke-virtual {v0, v2}, Lokio/Buffer;->writeInt(I)Lokio/Buffer;
.line 120
invoke-virtual {v0, v2}, Lokio/Buffer;->writeByte(I)Lokio/Buffer;
.line 121
invoke-virtual {v0, v2}, Lokio/Buffer;->writeByte(I)Lokio/Buffer;
.line 122
return-void
.end method
# virtual methods
.method public close()V
.locals 2
.prologue
.line 82
iget-boolean v0, p0, Lokio/GzipSink;->closed:Z
if-eqz v0, :cond_1
.line 111
:cond_0
:goto_0
return-void
.line 89
:cond_1
const/4 v1, 0x0
.line 91
:try_start_0
iget-object v0, p0, Lokio/GzipSink;->deflaterSink:Lokio/DeflaterSink;
invoke-virtual {v0}, Lokio/DeflaterSink;->finishDeflate()V
.line 92
invoke-direct {p0}, Lokio/GzipSink;->writeFooter()V
:try_end_0
.catch Ljava/lang/Throwable; {:try_start_0 .. :try_end_0} :catch_0
.line 98
:goto_1
:try_start_1
iget-object v0, p0, Lokio/GzipSink;->deflater:Ljava/util/zip/Deflater;
invoke-virtual {v0}, Ljava/util/zip/Deflater;->end()V
:try_end_1
.catch Ljava/lang/Throwable; {:try_start_1 .. :try_end_1} :catch_1
move-object v0, v1
.line 104
:cond_2
:goto_2
:try_start_2
iget-object v1, p0, Lokio/GzipSink;->sink:Lokio/BufferedSink;
invoke-interface {v1}, Lokio/BufferedSink;->close()V
:try_end_2
.catch Ljava/lang/Throwable; {:try_start_2 .. :try_end_2} :catch_2
.line 108
:cond_3
:goto_3
const/4 v1, 0x1
iput-boolean v1, p0, Lokio/GzipSink;->closed:Z
.line 110
if-eqz v0, :cond_0
invoke-static {v0}, Lokio/Util;->sneakyRethrow(Ljava/lang/Throwable;)V
goto :goto_0
.line 93
:catch_0
move-exception v0
move-object v1, v0
.line 94
goto :goto_1
.line 99
:catch_1
move-exception v0
.line 100
if-eqz v1, :cond_2
move-object v0, v1
goto :goto_2
.line 105
:catch_2
move-exception v1
.line 106
if-nez v0, :cond_3
move-object v0, v1
goto :goto_3
.end method
.method public flush()V
.locals 1
.prologue
.line 74
iget-object v0, p0, Lokio/GzipSink;->deflaterSink:Lokio/DeflaterSink;
invoke-virtual {v0}, Lokio/DeflaterSink;->flush()V
.line 75
return-void
.end method
.method public timeout()Lokio/Timeout;
.locals 1
.prologue
.line 78
iget-object v0, p0, Lokio/GzipSink;->sink:Lokio/BufferedSink;
invoke-interface {v0}, Lokio/BufferedSink;->timeout()Lokio/Timeout;
move-result-object v0
return-object v0
.end method
.method public write(Lokio/Buffer;J)V
.locals 4
.prologue
const-wide/16 v2, 0x0
.line 66
cmp-long v0, p2, v2
if-gez v0, :cond_0
new-instance v0, Ljava/lang/IllegalArgumentException;
new-instance v1, Ljava/lang/StringBuilder;
invoke-direct {v1}, Ljava/lang/StringBuilder;-><init>()V
const-string v2, "byteCount < 0: "
invoke-virtual {v1, v2}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
move-result-object v1
invoke-virtual {v1, p2, p3}, Ljava/lang/StringBuilder;->append(J)Ljava/lang/StringBuilder;
move-result-object v1
invoke-virtual {v1}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;
move-result-object v1
invoke-direct {v0, v1}, Ljava/lang/IllegalArgumentException;-><init>(Ljava/lang/String;)V
throw v0
.line 67
:cond_0
cmp-long v0, p2, v2
if-nez v0, :cond_1
.line 71
:goto_0
return-void
.line 69
:cond_1
invoke-direct {p0, p1, p2, p3}, Lokio/GzipSink;->updateCrc(Lokio/Buffer;J)V
.line 70
iget-object v0, p0, Lokio/GzipSink;->deflaterSink:Lokio/DeflaterSink;
invoke-virtual {v0, p1, p2, p3}, Lokio/DeflaterSink;->write(Lokio/Buffer;J)V
goto :goto_0
.end method