CompressUtil.smali

.class public Lsg/bigo/svcapi/util/CompressUtil;
.super Ljava/lang/Object;
.source "SourceFile"


# static fields
.field static final TAG:Ljava/lang/String; = "CompressUtil"


# direct methods
.method public constructor <init>()V
    .registers 1

    .line 19
    invoke-direct {p0}, Ljava/lang/Object;-><init>()V

    return-void
.end method

.method public static gzipCompress([B)[B
    .registers 5

    if-eqz p0, :cond_36

    .line 24
    array-length v0, p0

    if-nez v0, :cond_6

    goto :goto_36

    .line 27
    :cond_6
    new-instance v0, Ljava/io/ByteArrayOutputStream;

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

    const/4 v1, 0x0

    .line 31
    :try_start_c
    new-instance v2, Ljava/util/zip/GZIPOutputStream;

    invoke-direct {v2, v0}, Ljava/util/zip/GZIPOutputStream;-><init>(Ljava/io/OutputStream;)V
    :try_end_11
    .catch Ljava/io/IOException; {:try_start_c .. :try_end_11} :catch_1e
    .catchall {:try_start_c .. :try_end_11} :catchall_1c

    .line 32
    :try_start_11
    invoke-virtual {v2, p0}, Ljava/util/zip/GZIPOutputStream;->write([B)V

    .line 33
    invoke-virtual {v2}, Ljava/util/zip/GZIPOutputStream;->finish()V

    .line 34
    invoke-virtual {v0}, Ljava/io/ByteArrayOutputStream;->toByteArray()[B

    move-result-object v1
    :try_end_1b
    .catch Ljava/io/IOException; {:try_start_11 .. :try_end_1b} :catch_1f
    .catchall {:try_start_11 .. :try_end_1b} :catchall_2d

    goto :goto_26

    :catchall_1c
    move-exception p0

    goto :goto_2f

    :catch_1e
    move-object v2, v1

    :catch_1f
    :try_start_1f
    const-string p0, "CompressUtil"

    const-string v3, "gzip compress failed"

    .line 37
    invoke-static {p0, v3}, Lsg/bigo/log/Log;->e(Ljava/lang/String;Ljava/lang/String;)I
    :try_end_26
    .catchall {:try_start_1f .. :try_end_26} :catchall_2d

    .line 39
    :goto_26
    invoke-static {v2}, Lsg/bigo/svcapi/util/IOUtils;->closeQuietly(Ljava/io/Closeable;)V

    .line 40
    invoke-static {v0}, Lsg/bigo/svcapi/util/IOUtils;->closeQuietly(Ljava/io/Closeable;)V

    return-object v1

    :catchall_2d
    move-exception p0

    move-object v1, v2

    .line 39
    :goto_2f
    invoke-static {v1}, Lsg/bigo/svcapi/util/IOUtils;->closeQuietly(Ljava/io/Closeable;)V

    .line 40
    invoke-static {v0}, Lsg/bigo/svcapi/util/IOUtils;->closeQuietly(Ljava/io/Closeable;)V

    throw p0

    :cond_36
    :goto_36
    return-object p0
.end method

.method public static gzipUncompress([B)[B
    .registers 8

    if-eqz p0, :cond_4f

    .line 46
    array-length v0, p0

    if-nez v0, :cond_6

    goto :goto_4f

    .line 49
    :cond_6
    new-instance v0, Ljava/io/ByteArrayOutputStream;

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

    .line 50
    new-instance v1, Ljava/io/ByteArrayInputStream;

    invoke-direct {v1, p0}, Ljava/io/ByteArrayInputStream;-><init>([B)V

    const/4 p0, 0x0

    .line 54
    :try_start_11
    new-instance v2, Ljava/util/zip/GZIPInputStream;

    invoke-direct {v2, v1}, Ljava/util/zip/GZIPInputStream;-><init>(Ljava/io/InputStream;)V
    :try_end_16
    .catch Ljava/io/IOException; {:try_start_11 .. :try_end_16} :catch_32
    .catchall {:try_start_11 .. :try_end_16} :catchall_2d

    const/16 v3, 0x400

    :try_start_18
    new-array v3, v3, [B

    .line 57
    :goto_1a
    invoke-virtual {v2, v3}, Ljava/util/zip/GZIPInputStream;->read([B)I

    move-result v4

    if-ltz v4, :cond_25

    const/4 v5, 0x0

    .line 58
    invoke-virtual {v0, v3, v5, v4}, Ljava/io/ByteArrayOutputStream;->write([BII)V

    goto :goto_1a

    .line 60
    :cond_25
    invoke-virtual {v0}, Ljava/io/ByteArrayOutputStream;->flush()V

    .line 61
    invoke-virtual {v0}, Ljava/io/ByteArrayOutputStream;->toByteArray()[B

    move-result-object p0
    :try_end_2c
    .catch Ljava/io/IOException; {:try_start_18 .. :try_end_2c} :catch_33
    .catchall {:try_start_18 .. :try_end_2c} :catchall_44

    goto :goto_3a

    :catchall_2d
    move-exception v2

    move-object v6, v2

    move-object v2, p0

    move-object p0, v6

    goto :goto_45

    :catch_32
    move-object v2, p0

    :catch_33
    :try_start_33
    const-string v3, "CompressUtil"

    const-string v4, "gzip uncompress failed"

    .line 64
    invoke-static {v3, v4}, Lsg/bigo/log/Log;->e(Ljava/lang/String;Ljava/lang/String;)I
    :try_end_3a
    .catchall {:try_start_33 .. :try_end_3a} :catchall_44

    .line 66
    :goto_3a
    invoke-static {v2}, Lsg/bigo/svcapi/util/IOUtils;->closeQuietly(Ljava/io/Closeable;)V

    .line 67
    invoke-static {v1}, Lsg/bigo/svcapi/util/IOUtils;->closeQuietly(Ljava/io/Closeable;)V

    .line 68
    invoke-static {v0}, Lsg/bigo/svcapi/util/IOUtils;->closeQuietly(Ljava/io/Closeable;)V

    return-object p0

    :catchall_44
    move-exception p0

    .line 66
    :goto_45
    invoke-static {v2}, Lsg/bigo/svcapi/util/IOUtils;->closeQuietly(Ljava/io/Closeable;)V

    .line 67
    invoke-static {v1}, Lsg/bigo/svcapi/util/IOUtils;->closeQuietly(Ljava/io/Closeable;)V

    .line 68
    invoke-static {v0}, Lsg/bigo/svcapi/util/IOUtils;->closeQuietly(Ljava/io/Closeable;)V

    throw p0

    :cond_4f
    :goto_4f
    return-object p0
.end method

.method public static zlibCompress([B)[B
    .registers 6

    .line 102
    new-instance v0, Ljava/util/zip/Deflater;

    invoke-direct {v0}, Ljava/util/zip/Deflater;-><init>()V

    .line 104
    invoke-virtual {v0}, Ljava/util/zip/Deflater;->reset()V

    .line 105
    invoke-virtual {v0, p0}, Ljava/util/zip/Deflater;->setInput([B)V

    .line 106
    invoke-virtual {v0}, Ljava/util/zip/Deflater;->finish()V

    .line 107
    new-instance v1, Ljava/io/ByteArrayOutputStream;

    array-length v2, p0

    invoke-direct {v1, v2}, Ljava/io/ByteArrayOutputStream;-><init>(I)V

    const/16 v2, 0x400

    :try_start_16
    new-array v2, v2, [B

    .line 110
    :goto_18
    invoke-virtual {v0}, Ljava/util/zip/Deflater;->finished()Z

    move-result v3

    if-nez v3, :cond_27

    .line 111
    invoke-virtual {v0, v2}, Ljava/util/zip/Deflater;->deflate([B)I

    move-result v3

    const/4 v4, 0x0

    .line 112
    invoke-virtual {v1, v2, v4, v3}, Ljava/io/ByteArrayOutputStream;->write([BII)V

    goto :goto_18

    .line 114
    :cond_27
    invoke-virtual {v1}, Ljava/io/ByteArrayOutputStream;->toByteArray()[B

    move-result-object p0
    :try_end_2b
    .catch Ljava/lang/Exception; {:try_start_16 .. :try_end_2b} :catch_2e
    .catchall {:try_start_16 .. :try_end_2b} :catchall_2c

    goto :goto_35

    :catchall_2c
    move-exception p0

    goto :goto_3c

    :catch_2e
    :try_start_2e
    const-string v2, "CompressUtil"

    const-string v3, "zlib compress failed"

    .line 118
    invoke-static {v2, v3}, Lsg/bigo/log/Log;->e(Ljava/lang/String;Ljava/lang/String;)I
    :try_end_35
    .catchall {:try_start_2e .. :try_end_35} :catchall_2c

    .line 120
    :goto_35
    invoke-static {v1}, Lsg/bigo/svcapi/util/IOUtils;->closeQuietly(Ljava/io/Closeable;)V

    .line 122
    invoke-virtual {v0}, Ljava/util/zip/Deflater;->end()V

    return-object p0

    .line 120
    :goto_3c
    invoke-static {v1}, Lsg/bigo/svcapi/util/IOUtils;->closeQuietly(Ljava/io/Closeable;)V

    goto :goto_41

    :goto_40
    throw p0

    :goto_41
    goto :goto_40
.end method

.method public static zlibUncompress([B)[B
    .registers 6

    .line 76
    new-instance v0, Ljava/util/zip/Inflater;

    invoke-direct {v0}, Ljava/util/zip/Inflater;-><init>()V

    .line 77
    invoke-virtual {v0}, Ljava/util/zip/Inflater;->reset()V

    .line 78
    invoke-virtual {v0, p0}, Ljava/util/zip/Inflater;->setInput([B)V

    .line 80
    new-instance v1, Ljava/io/ByteArrayOutputStream;

    array-length v2, p0

    invoke-direct {v1, v2}, Ljava/io/ByteArrayOutputStream;-><init>(I)V

    const/16 v2, 0x400

    :try_start_13
    new-array v2, v2, [B

    .line 83
    :goto_15
    invoke-virtual {v0}, Ljava/util/zip/Inflater;->finished()Z

    move-result v3

    if-nez v3, :cond_24

    .line 84
    invoke-virtual {v0, v2}, Ljava/util/zip/Inflater;->inflate([B)I

    move-result v3

    const/4 v4, 0x0

    .line 85
    invoke-virtual {v1, v2, v4, v3}, Ljava/io/ByteArrayOutputStream;->write([BII)V

    goto :goto_15

    .line 87
    :cond_24
    invoke-virtual {v1}, Ljava/io/ByteArrayOutputStream;->toByteArray()[B

    move-result-object p0
    :try_end_28
    .catch Ljava/lang/Exception; {:try_start_13 .. :try_end_28} :catch_2b
    .catchall {:try_start_13 .. :try_end_28} :catchall_29

    goto :goto_32

    :catchall_29
    move-exception p0

    goto :goto_39

    :catch_2b
    :try_start_2b
    const-string v2, "CompressUtil"

    const-string v3, "zlib uncompress failed"

    .line 91
    invoke-static {v2, v3}, Lsg/bigo/log/Log;->e(Ljava/lang/String;Ljava/lang/String;)I
    :try_end_32
    .catchall {:try_start_2b .. :try_end_32} :catchall_29

    .line 93
    :goto_32
    invoke-static {v1}, Lsg/bigo/svcapi/util/IOUtils;->closeQuietly(Ljava/io/Closeable;)V

    .line 95
    invoke-virtual {v0}, Ljava/util/zip/Inflater;->end()V

    return-object p0

    .line 93
    :goto_39
    invoke-static {v1}, Lsg/bigo/svcapi/util/IOUtils;->closeQuietly(Ljava/io/Closeable;)V

    goto :goto_3e

    :goto_3d
    throw p0

    :goto_3e
    goto :goto_3d
.end method