Streams.smali

.class public final Lcom/tencent/tinker/ziputils/ziputil/Streams;
.super Ljava/lang/Object;


# static fields
.field private static skipBuffer:Ljava/util/concurrent/atomic/AtomicReference;
    .annotation system Ldalvik/annotation/Signature;
        value = {
            "Ljava/util/concurrent/atomic/AtomicReference",
            "<[B>;"
        }
    .end annotation
.end field


# direct methods
.method static constructor <clinit>()V
    .registers 1

    new-instance v0, Ljava/util/concurrent/atomic/AtomicReference;

    invoke-direct {v0}, Ljava/util/concurrent/atomic/AtomicReference;-><init>()V

    sput-object v0, Lcom/tencent/tinker/ziputils/ziputil/Streams;->skipBuffer:Ljava/util/concurrent/atomic/AtomicReference;

    return-void
.end method

.method private constructor <init>()V
    .registers 1

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

    return-void
.end method

.method public static copy(Ljava/io/InputStream;Ljava/io/OutputStream;)I
    .registers 7

    const/4 v1, 0x0

    const/16 v0, 0x2000

    new-array v2, v0, [B

    move v0, v1

    :goto_6
    invoke-virtual {p0, v2}, Ljava/io/InputStream;->read([B)I

    move-result v3

    const/4 v4, -0x1

    if-eq v3, v4, :cond_12

    add-int/2addr v0, v3

    invoke-virtual {p1, v2, v1, v3}, Ljava/io/OutputStream;->write([BII)V

    goto :goto_6

    :cond_12
    return v0
.end method

.method public static readAsciiLine(Ljava/io/InputStream;)Ljava/lang/String;
    .registers 5

    new-instance v0, Ljava/lang/StringBuilder;

    const/16 v1, 0x50

    invoke-direct {v0, v1}, Ljava/lang/StringBuilder;-><init>(I)V

    :goto_7
    invoke-virtual {p0}, Ljava/io/InputStream;->read()I

    move-result v1

    const/4 v2, -0x1

    if-ne v1, v2, :cond_14

    new-instance v0, Ljava/io/EOFException;

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

    throw v0

    :cond_14
    const/16 v2, 0xa

    if-ne v1, v2, :cond_32

    invoke-virtual {v0}, Ljava/lang/StringBuilder;->length()I

    move-result v1

    if-lez v1, :cond_2d

    add-int/lit8 v2, v1, -0x1

    invoke-virtual {v0, v2}, Ljava/lang/StringBuilder;->charAt(I)C

    move-result v2

    const/16 v3, 0xd

    if-ne v2, v3, :cond_2d

    add-int/lit8 v1, v1, -0x1

    invoke-virtual {v0, v1}, Ljava/lang/StringBuilder;->setLength(I)V

    :cond_2d
    invoke-virtual {v0}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;

    move-result-object v0

    return-object v0

    :cond_32
    int-to-char v1, v1

    invoke-virtual {v0, v1}, Ljava/lang/StringBuilder;->append(C)Ljava/lang/StringBuilder;

    goto :goto_7
.end method

.method public static readFully(Ljava/io/Reader;)Ljava/lang/String;
    .registers 5

    :try_start_0
    new-instance v0, Ljava/io/StringWriter;

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

    const/16 v1, 0x400

    new-array v1, v1, [C

    :goto_9
    invoke-virtual {p0, v1}, Ljava/io/Reader;->read([C)I

    move-result v2

    const/4 v3, -0x1

    if-eq v2, v3, :cond_1a

    const/4 v3, 0x0

    invoke-virtual {v0, v1, v3, v2}, Ljava/io/StringWriter;->write([CII)V
    :try_end_14
    .catchall {:try_start_0 .. :try_end_14} :catchall_15

    goto :goto_9

    :catchall_15
    move-exception v0

    invoke-virtual {p0}, Ljava/io/Reader;->close()V

    throw v0

    :cond_1a
    :try_start_1a
    invoke-virtual {v0}, Ljava/io/StringWriter;->toString()Ljava/lang/String;
    :try_end_1d
    .catchall {:try_start_1a .. :try_end_1d} :catchall_15

    move-result-object v0

    invoke-virtual {p0}, Ljava/io/Reader;->close()V

    return-object v0
.end method

.method public static readFully(Ljava/io/InputStream;[B)V
    .registers 4

    const/4 v0, 0x0

    array-length v1, p1

    invoke-static {p0, p1, v0, v1}, Lcom/tencent/tinker/ziputils/ziputil/Streams;->readFully(Ljava/io/InputStream;[BII)V

    return-void
.end method

.method public static readFully(Ljava/io/InputStream;[BII)V
    .registers 6

    if-nez p3, :cond_3

    :cond_2
    return-void

    :cond_3
    if-nez p0, :cond_e

    new-instance v0, Ljava/lang/NullPointerException;

    const-string/jumbo v1, "in == null"

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

    throw v0

    :cond_e
    if-nez p1, :cond_19

    new-instance v0, Ljava/lang/NullPointerException;

    const-string/jumbo v1, "dst == null"

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

    throw v0

    :cond_19
    array-length v0, p1

    invoke-static {v0, p2, p3}, Lcom/tencent/tinker/ziputils/ziputil/Arrays;->checkOffsetAndCount(III)V

    :goto_1d
    if-lez p3, :cond_2

    invoke-virtual {p0, p1, p2, p3}, Ljava/io/InputStream;->read([BII)I

    move-result v0

    if-gez v0, :cond_2b

    new-instance v0, Ljava/io/EOFException;

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

    throw v0

    :cond_2b
    add-int/2addr p2, v0

    sub-int/2addr p3, v0

    goto :goto_1d
.end method

.method public static readFully(Ljava/io/InputStream;)[B
    .registers 2

    :try_start_0
    invoke-static {p0}, Lcom/tencent/tinker/ziputils/ziputil/Streams;->readFullyNoClose(Ljava/io/InputStream;)[B
    :try_end_3
    .catchall {:try_start_0 .. :try_end_3} :catchall_8

    move-result-object v0

    invoke-virtual {p0}, Ljava/io/InputStream;->close()V

    return-object v0

    :catchall_8
    move-exception v0

    invoke-virtual {p0}, Ljava/io/InputStream;->close()V

    throw v0
.end method

.method public static readFullyNoClose(Ljava/io/InputStream;)[B
    .registers 5

    new-instance v0, Ljava/io/ByteArrayOutputStream;

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

    const/16 v1, 0x400

    new-array v1, v1, [B

    :goto_9
    invoke-virtual {p0, v1}, Ljava/io/InputStream;->read([B)I

    move-result v2

    const/4 v3, -0x1

    if-eq v2, v3, :cond_15

    const/4 v3, 0x0

    invoke-virtual {v0, v1, v3, v2}, Ljava/io/ByteArrayOutputStream;->write([BII)V

    goto :goto_9

    :cond_15
    invoke-virtual {v0}, Ljava/io/ByteArrayOutputStream;->toByteArray()[B

    move-result-object v0

    return-object v0
.end method

.method public static readSingleByte(Ljava/io/InputStream;)I
    .registers 5

    const/4 v2, 0x1

    const/4 v3, 0x0

    const/4 v0, -0x1

    new-array v1, v2, [B

    invoke-virtual {p0, v1, v3, v2}, Ljava/io/InputStream;->read([BII)I

    move-result v2

    if-eq v2, v0, :cond_f

    aget-byte v0, v1, v3

    and-int/lit16 v0, v0, 0xff

    :cond_f
    return v0
.end method

.method public static skipAll(Ljava/io/InputStream;)V
    .registers 3

    :cond_0
    const-wide v0, 0x7fffffffffffffffL

    invoke-virtual {p0, v0, v1}, Ljava/io/InputStream;->skip(J)J

    invoke-virtual {p0}, Ljava/io/InputStream;->read()I

    move-result v0

    const/4 v1, -0x1

    if-ne v0, v1, :cond_0

    return-void
.end method

.method public static skipByReading(Ljava/io/InputStream;J)J
    .registers 12

    sget-object v0, Lcom/tencent/tinker/ziputils/ziputil/Streams;->skipBuffer:Ljava/util/concurrent/atomic/AtomicReference;

    const/4 v1, 0x0

    invoke-virtual {v0, v1}, Ljava/util/concurrent/atomic/AtomicReference;->getAndSet(Ljava/lang/Object;)Ljava/lang/Object;

    move-result-object v0

    check-cast v0, [B

    if-nez v0, :cond_f

    const/16 v0, 0x1000

    new-array v0, v0, [B

    :cond_f
    const-wide/16 v2, 0x0

    :cond_11
    cmp-long v1, v2, p1

    if-gez v1, :cond_26

    sub-long v4, p1, v2

    array-length v1, v0

    int-to-long v6, v1

    invoke-static {v4, v5, v6, v7}, Ljava/lang/Math;->min(JJ)J

    move-result-wide v4

    long-to-int v1, v4

    const/4 v4, 0x0

    invoke-virtual {p0, v0, v4, v1}, Ljava/io/InputStream;->read([BII)I

    move-result v4

    const/4 v5, -0x1

    if-ne v4, v5, :cond_2c

    :cond_26
    :goto_26
    sget-object v1, Lcom/tencent/tinker/ziputils/ziputil/Streams;->skipBuffer:Ljava/util/concurrent/atomic/AtomicReference;

    invoke-virtual {v1, v0}, Ljava/util/concurrent/atomic/AtomicReference;->set(Ljava/lang/Object;)V

    return-wide v2

    :cond_2c
    int-to-long v6, v4

    add-long/2addr v2, v6

    if-ge v4, v1, :cond_11

    goto :goto_26
.end method

.method public static writeSingleByte(Ljava/io/OutputStream;I)V
    .registers 5

    const/4 v0, 0x1

    new-array v0, v0, [B

    const/4 v1, 0x0

    and-int/lit16 v2, p1, 0xff

    int-to-byte v2, v2

    aput-byte v2, v0, v1

    invoke-virtual {p0, v0}, Ljava/io/OutputStream;->write([B)V

    return-void
.end method