FixedPointType.smali

.class public abstract Lorg/web3j/abi/datatypes/FixedPointType;
.super Lorg/web3j/abi/datatypes/NumericType;
.source "FixedPointType.java"


# static fields
.field static final DEFAULT_BIT_LENGTH:I = 0x80


# direct methods
.method public constructor <init>(Ljava/lang/String;IILjava/math/BigInteger;)V
    .registers 7

    .prologue
    .line 13
    new-instance v0, Ljava/lang/StringBuilder;

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

    invoke-virtual {v0, p1}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;

    move-result-object v0

    invoke-virtual {v0, p2}, Ljava/lang/StringBuilder;->append(I)Ljava/lang/StringBuilder;

    move-result-object v0

    const-string v1, "x"

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

    move-result-object v0

    invoke-virtual {v0, p3}, Ljava/lang/StringBuilder;->append(I)Ljava/lang/StringBuilder;

    move-result-object v0

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

    move-result-object v0

    invoke-direct {p0, v0, p4}, Lorg/web3j/abi/datatypes/NumericType;-><init>(Ljava/lang/String;Ljava/math/BigInteger;)V

    .line 14
    invoke-virtual {p0, p2, p3, p4}, Lorg/web3j/abi/datatypes/FixedPointType;->valid(IILjava/math/BigInteger;)Z

    move-result v0

    if-nez v0, :cond_2c

    .line 15
    new-instance v0, Ljava/lang/UnsupportedOperationException;

    const-string v1, "Bitsize must be 8 bit aligned, and in range 0 < bitSize <= 256"

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

    throw v0

    .line 18
    :cond_2c
    return-void
.end method

.method static convert(IILjava/math/BigInteger;Ljava/math/BigInteger;)Ljava/math/BigInteger;
    .registers 6

    .prologue
    .line 42
    invoke-virtual {p2, p1}, Ljava/math/BigInteger;->shiftLeft(I)Ljava/math/BigInteger;

    move-result-object v0

    .line 43
    invoke-virtual {p3}, Ljava/math/BigInteger;->bitLength()I

    move-result v1

    .line 46
    add-int/lit8 v1, v1, 0x3

    and-int/lit8 v1, v1, -0x4

    .line 47
    sub-int v1, p1, v1

    invoke-virtual {p3, v1}, Ljava/math/BigInteger;->shiftLeft(I)Ljava/math/BigInteger;

    move-result-object v1

    invoke-virtual {v0, v1}, Ljava/math/BigInteger;->or(Ljava/math/BigInteger;)Ljava/math/BigInteger;

    move-result-object v0

    return-object v0
.end method

.method static convert(Ljava/math/BigInteger;Ljava/math/BigInteger;)Ljava/math/BigInteger;
    .registers 3

    .prologue
    const/16 v0, 0x80

    .line 38
    invoke-static {v0, v0, p0, p1}, Lorg/web3j/abi/datatypes/FixedPointType;->convert(IILjava/math/BigInteger;Ljava/math/BigInteger;)Ljava/math/BigInteger;

    move-result-object v0

    return-object v0
.end method

.method private static isValidBitCount(IILjava/math/BigInteger;)Z
    .registers 5

    .prologue
    .line 34
    invoke-virtual {p2}, Ljava/math/BigInteger;->bitCount()I

    move-result v0

    add-int v1, p0, p1

    if-gt v0, v1, :cond_a

    const/4 v0, 0x1

    :goto_9
    return v0

    :cond_a
    const/4 v0, 0x0

    goto :goto_9
.end method

.method static isValidBitSize(II)Z
    .registers 4

    .prologue
    .line 26
    add-int v0, p0, p1

    .line 27
    rem-int/lit8 v1, p0, 0x8

    if-nez v1, :cond_12

    rem-int/lit8 v1, p1, 0x8

    if-nez v1, :cond_12

    if-lez v0, :cond_12

    const/16 v1, 0x100

    if-gt v0, v1, :cond_12

    const/4 v0, 0x1

    :goto_11
    return v0

    :cond_12
    const/4 v0, 0x0

    goto :goto_11
.end method


# virtual methods
.method valid(IILjava/math/BigInteger;)Z
    .registers 5

    .prologue
    .line 21
    invoke-static {p1, p2}, Lorg/web3j/abi/datatypes/FixedPointType;->isValidBitSize(II)Z

    move-result v0

    if-eqz v0, :cond_e

    invoke-static {p1, p2, p3}, Lorg/web3j/abi/datatypes/FixedPointType;->isValidBitCount(IILjava/math/BigInteger;)Z

    move-result v0

    if-eqz v0, :cond_e

    const/4 v0, 0x1

    :goto_d
    return v0

    :cond_e
    const/4 v0, 0x0

    goto :goto_d
.end method