Weather/smali/com/alibaba/fastjson/serializer/SerialWriterStringEncoder.smali
2021-05-10 10:13:34 +02:00

345 lines
8.2 KiB
Smali

.class public Lcom/alibaba/fastjson/serializer/SerialWriterStringEncoder;
.super Ljava/lang/Object;
.source "SerialWriterStringEncoder.java"
# static fields
.field private static final bytesBufLocal:Ljava/lang/ThreadLocal;
.annotation system Ldalvik/annotation/Signature;
value = {
"Ljava/lang/ThreadLocal<",
"Ljava/lang/ref/SoftReference<",
"[B>;>;"
}
.end annotation
.end field
# instance fields
.field private final encoder:Ljava/nio/charset/CharsetEncoder;
# direct methods
.method static constructor <clinit>()V
.locals 1
.line 75
new-instance v0, Ljava/lang/ThreadLocal;
invoke-direct {v0}, Ljava/lang/ThreadLocal;-><init>()V
sput-object v0, Lcom/alibaba/fastjson/serializer/SerialWriterStringEncoder;->bytesBufLocal:Ljava/lang/ThreadLocal;
return-void
.end method
.method public constructor <init>(Ljava/nio/charset/Charset;)V
.locals 1
.line 19
invoke-virtual {p1}, Ljava/nio/charset/Charset;->newEncoder()Ljava/nio/charset/CharsetEncoder;
move-result-object p1
sget-object v0, Ljava/nio/charset/CodingErrorAction;->REPLACE:Ljava/nio/charset/CodingErrorAction;
invoke-virtual {p1, v0}, Ljava/nio/charset/CharsetEncoder;->onMalformedInput(Ljava/nio/charset/CodingErrorAction;)Ljava/nio/charset/CharsetEncoder;
move-result-object p1
sget-object v0, Ljava/nio/charset/CodingErrorAction;->REPLACE:Ljava/nio/charset/CodingErrorAction;
invoke-virtual {p1, v0}, Ljava/nio/charset/CharsetEncoder;->onUnmappableCharacter(Ljava/nio/charset/CodingErrorAction;)Ljava/nio/charset/CharsetEncoder;
move-result-object p1
invoke-direct {p0, p1}, Lcom/alibaba/fastjson/serializer/SerialWriterStringEncoder;-><init>(Ljava/nio/charset/CharsetEncoder;)V
return-void
.end method
.method public constructor <init>(Ljava/nio/charset/CharsetEncoder;)V
.locals 0
.line 22
invoke-direct {p0}, Ljava/lang/Object;-><init>()V
.line 23
iput-object p1, p0, Lcom/alibaba/fastjson/serializer/SerialWriterStringEncoder;->encoder:Ljava/nio/charset/CharsetEncoder;
return-void
.end method
.method private static allocateBytes(I)[B
.locals 2
const/high16 v0, 0x20000
if-le p0, v0, :cond_0
.line 106
new-array p0, p0, [B
return-object p0
:cond_0
ushr-int/lit8 v0, p0, 0xa
if-gtz v0, :cond_1
const/16 p0, 0x400
goto :goto_0
:cond_1
const/4 v0, 0x1
sub-int/2addr p0, v0
.line 115
invoke-static {p0}, Ljava/lang/Integer;->numberOfLeadingZeros(I)I
move-result p0
rsub-int/lit8 p0, p0, 0x20
shl-int p0, v0, p0
.line 118
:goto_0
new-array p0, p0, [B
.line 119
sget-object v0, Lcom/alibaba/fastjson/serializer/SerialWriterStringEncoder;->bytesBufLocal:Ljava/lang/ThreadLocal;
new-instance v1, Ljava/lang/ref/SoftReference;
invoke-direct {v1, p0}, Ljava/lang/ref/SoftReference;-><init>(Ljava/lang/Object;)V
invoke-virtual {v0, v1}, Ljava/lang/ThreadLocal;->set(Ljava/lang/Object;)V
return-object p0
.end method
.method public static clearBytes()V
.locals 2
.line 78
sget-object v0, Lcom/alibaba/fastjson/serializer/SerialWriterStringEncoder;->bytesBufLocal:Ljava/lang/ThreadLocal;
const/4 v1, 0x0
invoke-virtual {v0, v1}, Ljava/lang/ThreadLocal;->set(Ljava/lang/Object;)V
return-void
.end method
.method public static getBytes(I)[B
.locals 2
.line 82
sget-object v0, Lcom/alibaba/fastjson/serializer/SerialWriterStringEncoder;->bytesBufLocal:Ljava/lang/ThreadLocal;
invoke-virtual {v0}, Ljava/lang/ThreadLocal;->get()Ljava/lang/Object;
move-result-object v0
check-cast v0, Ljava/lang/ref/SoftReference;
if-nez v0, :cond_0
.line 85
invoke-static {p0}, Lcom/alibaba/fastjson/serializer/SerialWriterStringEncoder;->allocateBytes(I)[B
move-result-object p0
return-object p0
.line 88
:cond_0
invoke-virtual {v0}, Ljava/lang/ref/SoftReference;->get()Ljava/lang/Object;
move-result-object v0
check-cast v0, [B
if-nez v0, :cond_1
.line 91
invoke-static {p0}, Lcom/alibaba/fastjson/serializer/SerialWriterStringEncoder;->allocateBytes(I)[B
move-result-object p0
return-object p0
.line 94
:cond_1
array-length v1, v0
if-ge v1, p0, :cond_2
.line 95
invoke-static {p0}, Lcom/alibaba/fastjson/serializer/SerialWriterStringEncoder;->allocateBytes(I)[B
move-result-object v0
:cond_2
return-object v0
.end method
.method private static scale(IF)I
.locals 2
int-to-double v0, p0
float-to-double p0, p1
.line 72
invoke-static {v0, v1}, Ljava/lang/Double;->isNaN(D)Z
invoke-static {p0, p1}, Ljava/lang/Double;->isNaN(D)Z
mul-double v0, v0, p0
double-to-int p0, v0
return p0
.end method
# virtual methods
.method public encode([CII)[B
.locals 1
if-nez p3, :cond_0
const/4 p1, 0x0
.line 28
new-array p1, p1, [B
return-object p1
.line 31
:cond_0
iget-object v0, p0, Lcom/alibaba/fastjson/serializer/SerialWriterStringEncoder;->encoder:Ljava/nio/charset/CharsetEncoder;
invoke-virtual {v0}, Ljava/nio/charset/CharsetEncoder;->reset()Ljava/nio/charset/CharsetEncoder;
.line 33
iget-object v0, p0, Lcom/alibaba/fastjson/serializer/SerialWriterStringEncoder;->encoder:Ljava/nio/charset/CharsetEncoder;
invoke-virtual {v0}, Ljava/nio/charset/CharsetEncoder;->maxBytesPerChar()F
move-result v0
invoke-static {p3, v0}, Lcom/alibaba/fastjson/serializer/SerialWriterStringEncoder;->scale(IF)I
move-result v0
.line 35
invoke-static {v0}, Lcom/alibaba/fastjson/serializer/SerialWriterStringEncoder;->getBytes(I)[B
move-result-object v0
.line 37
invoke-virtual {p0, p1, p2, p3, v0}, Lcom/alibaba/fastjson/serializer/SerialWriterStringEncoder;->encode([CII[B)[B
move-result-object p1
return-object p1
.end method
.method public encode([CII[B)[B
.locals 1
.line 45
invoke-static {p4}, Ljava/nio/ByteBuffer;->wrap([B)Ljava/nio/ByteBuffer;
move-result-object v0
.line 47
invoke-static {p1, p2, p3}, Ljava/nio/CharBuffer;->wrap([CII)Ljava/nio/CharBuffer;
move-result-object p1
.line 49
:try_start_0
iget-object p2, p0, Lcom/alibaba/fastjson/serializer/SerialWriterStringEncoder;->encoder:Ljava/nio/charset/CharsetEncoder;
const/4 p3, 0x1
invoke-virtual {p2, p1, v0, p3}, Ljava/nio/charset/CharsetEncoder;->encode(Ljava/nio/CharBuffer;Ljava/nio/ByteBuffer;Z)Ljava/nio/charset/CoderResult;
move-result-object p1
.line 50
invoke-virtual {p1}, Ljava/nio/charset/CoderResult;->isUnderflow()Z
move-result p2
if-nez p2, :cond_0
.line 51
invoke-virtual {p1}, Ljava/nio/charset/CoderResult;->throwException()V
.line 53
:cond_0
iget-object p1, p0, Lcom/alibaba/fastjson/serializer/SerialWriterStringEncoder;->encoder:Ljava/nio/charset/CharsetEncoder;
invoke-virtual {p1, v0}, Ljava/nio/charset/CharsetEncoder;->flush(Ljava/nio/ByteBuffer;)Ljava/nio/charset/CoderResult;
move-result-object p1
.line 54
invoke-virtual {p1}, Ljava/nio/charset/CoderResult;->isUnderflow()Z
move-result p2
if-nez p2, :cond_1
.line 55
invoke-virtual {p1}, Ljava/nio/charset/CoderResult;->throwException()V
:try_end_0
.catch Ljava/nio/charset/CharacterCodingException; {:try_start_0 .. :try_end_0} :catch_0
.line 63
:cond_1
invoke-virtual {v0}, Ljava/nio/ByteBuffer;->position()I
move-result p1
.line 64
new-array p2, p1, [B
const/4 p3, 0x0
.line 65
invoke-static {p4, p3, p2, p3, p1}, Ljava/lang/System;->arraycopy(Ljava/lang/Object;ILjava/lang/Object;II)V
return-object p2
:catch_0
move-exception p1
.line 60
new-instance p2, Lcom/alibaba/fastjson/JSONException;
invoke-virtual {p1}, Ljava/nio/charset/CharacterCodingException;->getMessage()Ljava/lang/String;
move-result-object p3
invoke-direct {p2, p3, p1}, Lcom/alibaba/fastjson/JSONException;-><init>(Ljava/lang/String;Ljava/lang/Throwable;)V
throw p2
.end method
.method public getEncoder()Ljava/nio/charset/CharsetEncoder;
.locals 1
.line 41
iget-object v0, p0, Lcom/alibaba/fastjson/serializer/SerialWriterStringEncoder;->encoder:Ljava/nio/charset/CharsetEncoder;
return-object v0
.end method