965 lines
22 KiB
Smali
965 lines
22 KiB
Smali
.class final Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;
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.super Ljava/lang/Object;
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.source "ModulusPoly.java"
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# instance fields
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.field private final coefficients:[I
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.field private final field:Lcom/google/zxing/pdf417/decoder/ec/ModulusGF;
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# direct methods
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.method public constructor <init>(Lcom/google/zxing/pdf417/decoder/ec/ModulusGF;[I)V
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.locals 4
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.line 1
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invoke-direct {p0}, Ljava/lang/Object;-><init>()V
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.line 2
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array-length v0, p2
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if-eqz v0, :cond_4
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.line 3
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iput-object p1, p0, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->field:Lcom/google/zxing/pdf417/decoder/ec/ModulusGF;
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.line 4
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array-length v0, p2
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const/4 v1, 0x1
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if-le v0, v1, :cond_3
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const/4 v2, 0x0
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.line 5
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aget v3, p2, v2
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if-nez v3, :cond_3
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:goto_0
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if-ge v1, v0, :cond_1
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.line 6
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aget v3, p2, v1
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if-eqz v3, :cond_0
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goto :goto_1
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:cond_0
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add-int/lit8 v1, v1, 0x1
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goto :goto_0
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:cond_1
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:goto_1
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if-ne v1, v0, :cond_2
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.line 7
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invoke-virtual {p1}, Lcom/google/zxing/pdf417/decoder/ec/ModulusGF;->getZero()Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;
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move-result-object p1
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iget-object p1, p1, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->coefficients:[I
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iput-object p1, p0, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->coefficients:[I
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goto :goto_2
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:cond_2
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sub-int/2addr v0, v1
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.line 8
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new-array p1, v0, [I
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iput-object p1, p0, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->coefficients:[I
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.line 9
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array-length v0, p1
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.line 10
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invoke-static {p2, v1, p1, v2, v0}, Ljava/lang/System;->arraycopy(Ljava/lang/Object;ILjava/lang/Object;II)V
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goto :goto_2
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.line 11
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:cond_3
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iput-object p2, p0, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->coefficients:[I
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:goto_2
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return-void
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.line 12
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:cond_4
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new-instance p1, Ljava/lang/IllegalArgumentException;
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invoke-direct {p1}, Ljava/lang/IllegalArgumentException;-><init>()V
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throw p1
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.end method
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# virtual methods
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.method public add(Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;)Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;
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.locals 8
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.line 1
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iget-object v0, p0, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->field:Lcom/google/zxing/pdf417/decoder/ec/ModulusGF;
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iget-object v1, p1, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->field:Lcom/google/zxing/pdf417/decoder/ec/ModulusGF;
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invoke-virtual {v0, v1}, Ljava/lang/Object;->equals(Ljava/lang/Object;)Z
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move-result v0
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if-eqz v0, :cond_4
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.line 2
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invoke-virtual {p0}, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->isZero()Z
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move-result v0
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if-eqz v0, :cond_0
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return-object p1
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.line 3
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:cond_0
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invoke-virtual {p1}, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->isZero()Z
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move-result v0
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if-eqz v0, :cond_1
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return-object p0
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.line 4
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:cond_1
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iget-object v0, p0, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->coefficients:[I
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.line 5
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iget-object p1, p1, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->coefficients:[I
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.line 6
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array-length v1, v0
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array-length v2, p1
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if-le v1, v2, :cond_2
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goto :goto_0
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:cond_2
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move-object v7, v0
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move-object v0, p1
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move-object p1, v7
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.line 7
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:goto_0
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array-length v1, v0
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new-array v1, v1, [I
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.line 8
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array-length v2, v0
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array-length v3, p1
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sub-int/2addr v2, v3
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const/4 v3, 0x0
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.line 9
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invoke-static {v0, v3, v1, v3, v2}, Ljava/lang/System;->arraycopy(Ljava/lang/Object;ILjava/lang/Object;II)V
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move v3, v2
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.line 10
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:goto_1
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array-length v4, v0
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if-lt v3, v4, :cond_3
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.line 11
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new-instance p1, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;
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iget-object v0, p0, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->field:Lcom/google/zxing/pdf417/decoder/ec/ModulusGF;
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invoke-direct {p1, v0, v1}, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;-><init>(Lcom/google/zxing/pdf417/decoder/ec/ModulusGF;[I)V
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return-object p1
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.line 12
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:cond_3
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iget-object v4, p0, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->field:Lcom/google/zxing/pdf417/decoder/ec/ModulusGF;
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sub-int v5, v3, v2
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aget v5, p1, v5
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aget v6, v0, v3
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invoke-virtual {v4, v5, v6}, Lcom/google/zxing/pdf417/decoder/ec/ModulusGF;->add(II)I
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move-result v4
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aput v4, v1, v3
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add-int/lit8 v3, v3, 0x1
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goto :goto_1
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.line 13
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:cond_4
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new-instance p1, Ljava/lang/IllegalArgumentException;
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const-string v0, "ModulusPolys do not have same ModulusGF field"
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invoke-direct {p1, v0}, Ljava/lang/IllegalArgumentException;-><init>(Ljava/lang/String;)V
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throw p1
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.end method
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.method public divide(Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;)[Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;
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.locals 7
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.line 1
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iget-object v0, p0, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->field:Lcom/google/zxing/pdf417/decoder/ec/ModulusGF;
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iget-object v1, p1, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->field:Lcom/google/zxing/pdf417/decoder/ec/ModulusGF;
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invoke-virtual {v0, v1}, Ljava/lang/Object;->equals(Ljava/lang/Object;)Z
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move-result v0
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if-eqz v0, :cond_3
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.line 2
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invoke-virtual {p1}, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->isZero()Z
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move-result v0
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if-nez v0, :cond_2
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.line 3
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iget-object v0, p0, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->field:Lcom/google/zxing/pdf417/decoder/ec/ModulusGF;
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invoke-virtual {v0}, Lcom/google/zxing/pdf417/decoder/ec/ModulusGF;->getZero()Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;
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move-result-object v0
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.line 4
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invoke-virtual {p1}, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->getDegree()I
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move-result v1
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invoke-virtual {p1, v1}, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->getCoefficient(I)I
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move-result v1
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.line 5
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iget-object v2, p0, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->field:Lcom/google/zxing/pdf417/decoder/ec/ModulusGF;
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invoke-virtual {v2, v1}, Lcom/google/zxing/pdf417/decoder/ec/ModulusGF;->inverse(I)I
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move-result v1
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move-object v2, p0
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.line 6
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:goto_0
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invoke-virtual {v2}, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->getDegree()I
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move-result v3
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invoke-virtual {p1}, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->getDegree()I
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move-result v4
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if-lt v3, v4, :cond_1
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invoke-virtual {v2}, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->isZero()Z
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move-result v3
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if-eqz v3, :cond_0
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goto :goto_1
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.line 7
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:cond_0
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invoke-virtual {v2}, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->getDegree()I
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move-result v3
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invoke-virtual {p1}, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->getDegree()I
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move-result v4
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sub-int/2addr v3, v4
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.line 8
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iget-object v4, p0, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->field:Lcom/google/zxing/pdf417/decoder/ec/ModulusGF;
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invoke-virtual {v2}, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->getDegree()I
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move-result v5
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invoke-virtual {v2, v5}, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->getCoefficient(I)I
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move-result v5
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invoke-virtual {v4, v5, v1}, Lcom/google/zxing/pdf417/decoder/ec/ModulusGF;->multiply(II)I
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move-result v4
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.line 9
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invoke-virtual {p1, v3, v4}, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->multiplyByMonomial(II)Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;
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move-result-object v5
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.line 10
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iget-object v6, p0, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->field:Lcom/google/zxing/pdf417/decoder/ec/ModulusGF;
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invoke-virtual {v6, v3, v4}, Lcom/google/zxing/pdf417/decoder/ec/ModulusGF;->buildMonomial(II)Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;
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move-result-object v3
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.line 11
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invoke-virtual {v0, v3}, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->add(Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;)Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;
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move-result-object v0
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.line 12
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invoke-virtual {v2, v5}, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->subtract(Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;)Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;
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move-result-object v2
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goto :goto_0
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:cond_1
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:goto_1
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const/4 p1, 0x2
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new-array p1, p1, [Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;
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const/4 v1, 0x0
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aput-object v0, p1, v1
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const/4 v0, 0x1
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aput-object v2, p1, v0
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return-object p1
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.line 13
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:cond_2
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new-instance p1, Ljava/lang/IllegalArgumentException;
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const-string v0, "Divide by 0"
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invoke-direct {p1, v0}, Ljava/lang/IllegalArgumentException;-><init>(Ljava/lang/String;)V
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throw p1
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.line 14
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:cond_3
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new-instance p1, Ljava/lang/IllegalArgumentException;
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const-string v0, "ModulusPolys do not have same ModulusGF field"
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invoke-direct {p1, v0}, Ljava/lang/IllegalArgumentException;-><init>(Ljava/lang/String;)V
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throw p1
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.end method
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.method public evaluateAt(I)I
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.locals 5
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const/4 v0, 0x0
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if-nez p1, :cond_0
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.line 1
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invoke-virtual {p0, v0}, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->getCoefficient(I)I
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move-result p1
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return p1
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.line 2
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:cond_0
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iget-object v1, p0, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->coefficients:[I
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array-length v2, v1
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const/4 v3, 0x1
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if-ne p1, v3, :cond_2
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.line 3
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array-length v4, v1
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move p1, v0
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:goto_0
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if-lt v0, v4, :cond_1
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return p1
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:cond_1
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aget v2, v1, v0
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.line 4
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iget-object v3, p0, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->field:Lcom/google/zxing/pdf417/decoder/ec/ModulusGF;
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invoke-virtual {v3, p1, v2}, Lcom/google/zxing/pdf417/decoder/ec/ModulusGF;->add(II)I
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move-result p1
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add-int/lit8 v0, v0, 0x1
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goto :goto_0
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.line 5
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:cond_2
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aget v0, v1, v0
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:goto_1
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if-lt v3, v2, :cond_3
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return v0
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.line 6
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:cond_3
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iget-object v1, p0, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->field:Lcom/google/zxing/pdf417/decoder/ec/ModulusGF;
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invoke-virtual {v1, p1, v0}, Lcom/google/zxing/pdf417/decoder/ec/ModulusGF;->multiply(II)I
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move-result v0
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iget-object v4, p0, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->coefficients:[I
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aget v4, v4, v3
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invoke-virtual {v1, v0, v4}, Lcom/google/zxing/pdf417/decoder/ec/ModulusGF;->add(II)I
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move-result v0
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add-int/lit8 v3, v3, 0x1
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goto :goto_1
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.end method
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.method public getCoefficient(I)I
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.locals 2
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.line 1
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iget-object v0, p0, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->coefficients:[I
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array-length v1, v0
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add-int/lit8 v1, v1, -0x1
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sub-int/2addr v1, p1
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aget p1, v0, v1
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return p1
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.end method
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.method public getCoefficients()[I
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.locals 1
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.line 1
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iget-object v0, p0, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->coefficients:[I
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return-object v0
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.end method
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.method public getDegree()I
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.locals 1
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.line 1
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iget-object v0, p0, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->coefficients:[I
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array-length v0, v0
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add-int/lit8 v0, v0, -0x1
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return v0
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.end method
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.method public isZero()Z
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.locals 2
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.line 1
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iget-object v0, p0, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->coefficients:[I
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const/4 v1, 0x0
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aget v0, v0, v1
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if-nez v0, :cond_0
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const/4 v0, 0x1
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return v0
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:cond_0
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return v1
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.end method
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.method public multiply(I)Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;
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.locals 5
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if-nez p1, :cond_0
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.line 13
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iget-object p1, p0, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->field:Lcom/google/zxing/pdf417/decoder/ec/ModulusGF;
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|
|
invoke-virtual {p1}, Lcom/google/zxing/pdf417/decoder/ec/ModulusGF;->getZero()Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;
|
|
|
|
move-result-object p1
|
|
|
|
return-object p1
|
|
|
|
:cond_0
|
|
const/4 v0, 0x1
|
|
|
|
if-ne p1, v0, :cond_1
|
|
|
|
return-object p0
|
|
|
|
.line 14
|
|
:cond_1
|
|
iget-object v0, p0, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->coefficients:[I
|
|
|
|
array-length v0, v0
|
|
|
|
.line 15
|
|
new-array v1, v0, [I
|
|
|
|
const/4 v2, 0x0
|
|
|
|
:goto_0
|
|
if-lt v2, v0, :cond_2
|
|
|
|
.line 16
|
|
new-instance p1, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;
|
|
|
|
iget-object v0, p0, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->field:Lcom/google/zxing/pdf417/decoder/ec/ModulusGF;
|
|
|
|
invoke-direct {p1, v0, v1}, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;-><init>(Lcom/google/zxing/pdf417/decoder/ec/ModulusGF;[I)V
|
|
|
|
return-object p1
|
|
|
|
.line 17
|
|
:cond_2
|
|
iget-object v3, p0, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->field:Lcom/google/zxing/pdf417/decoder/ec/ModulusGF;
|
|
|
|
iget-object v4, p0, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->coefficients:[I
|
|
|
|
aget v4, v4, v2
|
|
|
|
invoke-virtual {v3, v4, p1}, Lcom/google/zxing/pdf417/decoder/ec/ModulusGF;->multiply(II)I
|
|
|
|
move-result v3
|
|
|
|
aput v3, v1, v2
|
|
|
|
add-int/lit8 v2, v2, 0x1
|
|
|
|
goto :goto_0
|
|
.end method
|
|
|
|
.method public multiply(Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;)Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;
|
|
.locals 12
|
|
|
|
.line 1
|
|
iget-object v0, p0, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->field:Lcom/google/zxing/pdf417/decoder/ec/ModulusGF;
|
|
|
|
iget-object v1, p1, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->field:Lcom/google/zxing/pdf417/decoder/ec/ModulusGF;
|
|
|
|
invoke-virtual {v0, v1}, Ljava/lang/Object;->equals(Ljava/lang/Object;)Z
|
|
|
|
move-result v0
|
|
|
|
if-eqz v0, :cond_4
|
|
|
|
.line 2
|
|
invoke-virtual {p0}, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->isZero()Z
|
|
|
|
move-result v0
|
|
|
|
if-nez v0, :cond_3
|
|
|
|
invoke-virtual {p1}, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->isZero()Z
|
|
|
|
move-result v0
|
|
|
|
if-eqz v0, :cond_0
|
|
|
|
goto :goto_2
|
|
|
|
.line 3
|
|
:cond_0
|
|
iget-object v0, p0, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->coefficients:[I
|
|
|
|
.line 4
|
|
array-length v1, v0
|
|
|
|
.line 5
|
|
iget-object p1, p1, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->coefficients:[I
|
|
|
|
.line 6
|
|
array-length v2, p1
|
|
|
|
add-int v3, v1, v2
|
|
|
|
add-int/lit8 v3, v3, -0x1
|
|
|
|
.line 7
|
|
new-array v3, v3, [I
|
|
|
|
const/4 v4, 0x0
|
|
|
|
move v5, v4
|
|
|
|
:goto_0
|
|
if-lt v5, v1, :cond_1
|
|
|
|
.line 8
|
|
new-instance p1, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;
|
|
|
|
iget-object v0, p0, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->field:Lcom/google/zxing/pdf417/decoder/ec/ModulusGF;
|
|
|
|
invoke-direct {p1, v0, v3}, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;-><init>(Lcom/google/zxing/pdf417/decoder/ec/ModulusGF;[I)V
|
|
|
|
return-object p1
|
|
|
|
.line 9
|
|
:cond_1
|
|
aget v6, v0, v5
|
|
|
|
move v7, v4
|
|
|
|
:goto_1
|
|
if-lt v7, v2, :cond_2
|
|
|
|
add-int/lit8 v5, v5, 0x1
|
|
|
|
goto :goto_0
|
|
|
|
:cond_2
|
|
add-int v8, v5, v7
|
|
|
|
.line 10
|
|
iget-object v9, p0, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->field:Lcom/google/zxing/pdf417/decoder/ec/ModulusGF;
|
|
|
|
aget v10, v3, v8
|
|
|
|
aget v11, p1, v7
|
|
|
|
invoke-virtual {v9, v6, v11}, Lcom/google/zxing/pdf417/decoder/ec/ModulusGF;->multiply(II)I
|
|
|
|
move-result v11
|
|
|
|
invoke-virtual {v9, v10, v11}, Lcom/google/zxing/pdf417/decoder/ec/ModulusGF;->add(II)I
|
|
|
|
move-result v9
|
|
|
|
aput v9, v3, v8
|
|
|
|
add-int/lit8 v7, v7, 0x1
|
|
|
|
goto :goto_1
|
|
|
|
.line 11
|
|
:cond_3
|
|
:goto_2
|
|
iget-object p1, p0, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->field:Lcom/google/zxing/pdf417/decoder/ec/ModulusGF;
|
|
|
|
invoke-virtual {p1}, Lcom/google/zxing/pdf417/decoder/ec/ModulusGF;->getZero()Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;
|
|
|
|
move-result-object p1
|
|
|
|
return-object p1
|
|
|
|
.line 12
|
|
:cond_4
|
|
new-instance p1, Ljava/lang/IllegalArgumentException;
|
|
|
|
const-string v0, "ModulusPolys do not have same ModulusGF field"
|
|
|
|
invoke-direct {p1, v0}, Ljava/lang/IllegalArgumentException;-><init>(Ljava/lang/String;)V
|
|
|
|
throw p1
|
|
.end method
|
|
|
|
.method public multiplyByMonomial(II)Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;
|
|
.locals 4
|
|
|
|
if-ltz p1, :cond_2
|
|
|
|
if-nez p2, :cond_0
|
|
|
|
.line 1
|
|
iget-object p1, p0, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->field:Lcom/google/zxing/pdf417/decoder/ec/ModulusGF;
|
|
|
|
invoke-virtual {p1}, Lcom/google/zxing/pdf417/decoder/ec/ModulusGF;->getZero()Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;
|
|
|
|
move-result-object p1
|
|
|
|
return-object p1
|
|
|
|
.line 2
|
|
:cond_0
|
|
iget-object v0, p0, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->coefficients:[I
|
|
|
|
array-length v0, v0
|
|
|
|
add-int/2addr p1, v0
|
|
|
|
.line 3
|
|
new-array p1, p1, [I
|
|
|
|
const/4 v1, 0x0
|
|
|
|
:goto_0
|
|
if-lt v1, v0, :cond_1
|
|
|
|
.line 4
|
|
new-instance p2, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;
|
|
|
|
iget-object v0, p0, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->field:Lcom/google/zxing/pdf417/decoder/ec/ModulusGF;
|
|
|
|
invoke-direct {p2, v0, p1}, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;-><init>(Lcom/google/zxing/pdf417/decoder/ec/ModulusGF;[I)V
|
|
|
|
return-object p2
|
|
|
|
.line 5
|
|
:cond_1
|
|
iget-object v2, p0, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->field:Lcom/google/zxing/pdf417/decoder/ec/ModulusGF;
|
|
|
|
iget-object v3, p0, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->coefficients:[I
|
|
|
|
aget v3, v3, v1
|
|
|
|
invoke-virtual {v2, v3, p2}, Lcom/google/zxing/pdf417/decoder/ec/ModulusGF;->multiply(II)I
|
|
|
|
move-result v2
|
|
|
|
aput v2, p1, v1
|
|
|
|
add-int/lit8 v1, v1, 0x1
|
|
|
|
goto :goto_0
|
|
|
|
.line 6
|
|
:cond_2
|
|
new-instance p1, Ljava/lang/IllegalArgumentException;
|
|
|
|
invoke-direct {p1}, Ljava/lang/IllegalArgumentException;-><init>()V
|
|
|
|
throw p1
|
|
.end method
|
|
|
|
.method public negative()Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;
|
|
.locals 6
|
|
|
|
.line 1
|
|
iget-object v0, p0, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->coefficients:[I
|
|
|
|
array-length v0, v0
|
|
|
|
.line 2
|
|
new-array v1, v0, [I
|
|
|
|
const/4 v2, 0x0
|
|
|
|
move v3, v2
|
|
|
|
:goto_0
|
|
if-lt v3, v0, :cond_0
|
|
|
|
.line 3
|
|
new-instance v0, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;
|
|
|
|
iget-object v2, p0, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->field:Lcom/google/zxing/pdf417/decoder/ec/ModulusGF;
|
|
|
|
invoke-direct {v0, v2, v1}, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;-><init>(Lcom/google/zxing/pdf417/decoder/ec/ModulusGF;[I)V
|
|
|
|
return-object v0
|
|
|
|
.line 4
|
|
:cond_0
|
|
iget-object v4, p0, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->field:Lcom/google/zxing/pdf417/decoder/ec/ModulusGF;
|
|
|
|
iget-object v5, p0, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->coefficients:[I
|
|
|
|
aget v5, v5, v3
|
|
|
|
invoke-virtual {v4, v2, v5}, Lcom/google/zxing/pdf417/decoder/ec/ModulusGF;->subtract(II)I
|
|
|
|
move-result v4
|
|
|
|
aput v4, v1, v3
|
|
|
|
add-int/lit8 v3, v3, 0x1
|
|
|
|
goto :goto_0
|
|
.end method
|
|
|
|
.method public subtract(Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;)Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;
|
|
.locals 2
|
|
|
|
.line 1
|
|
iget-object v0, p0, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->field:Lcom/google/zxing/pdf417/decoder/ec/ModulusGF;
|
|
|
|
iget-object v1, p1, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->field:Lcom/google/zxing/pdf417/decoder/ec/ModulusGF;
|
|
|
|
invoke-virtual {v0, v1}, Ljava/lang/Object;->equals(Ljava/lang/Object;)Z
|
|
|
|
move-result v0
|
|
|
|
if-eqz v0, :cond_1
|
|
|
|
.line 2
|
|
invoke-virtual {p1}, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->isZero()Z
|
|
|
|
move-result v0
|
|
|
|
if-eqz v0, :cond_0
|
|
|
|
return-object p0
|
|
|
|
.line 3
|
|
:cond_0
|
|
invoke-virtual {p1}, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->negative()Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;
|
|
|
|
move-result-object p1
|
|
|
|
invoke-virtual {p0, p1}, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->add(Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;)Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;
|
|
|
|
move-result-object p1
|
|
|
|
return-object p1
|
|
|
|
.line 4
|
|
:cond_1
|
|
new-instance p1, Ljava/lang/IllegalArgumentException;
|
|
|
|
const-string v0, "ModulusPolys do not have same ModulusGF field"
|
|
|
|
invoke-direct {p1, v0}, Ljava/lang/IllegalArgumentException;-><init>(Ljava/lang/String;)V
|
|
|
|
throw p1
|
|
.end method
|
|
|
|
.method public toString()Ljava/lang/String;
|
|
.locals 4
|
|
|
|
.line 1
|
|
new-instance v0, Ljava/lang/StringBuilder;
|
|
|
|
invoke-virtual {p0}, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->getDegree()I
|
|
|
|
move-result v1
|
|
|
|
mul-int/lit8 v1, v1, 0x8
|
|
|
|
invoke-direct {v0, v1}, Ljava/lang/StringBuilder;-><init>(I)V
|
|
|
|
.line 2
|
|
invoke-virtual {p0}, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->getDegree()I
|
|
|
|
move-result v1
|
|
|
|
:goto_0
|
|
if-gez v1, :cond_0
|
|
|
|
.line 3
|
|
invoke-virtual {v0}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;
|
|
|
|
move-result-object v0
|
|
|
|
return-object v0
|
|
|
|
.line 4
|
|
:cond_0
|
|
invoke-virtual {p0, v1}, Lcom/google/zxing/pdf417/decoder/ec/ModulusPoly;->getCoefficient(I)I
|
|
|
|
move-result v2
|
|
|
|
if-eqz v2, :cond_6
|
|
|
|
if-gez v2, :cond_1
|
|
|
|
const-string v3, " - "
|
|
|
|
.line 5
|
|
invoke-virtual {v0, v3}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
|
|
|
|
neg-int v2, v2
|
|
|
|
goto :goto_1
|
|
|
|
.line 6
|
|
:cond_1
|
|
invoke-virtual {v0}, Ljava/lang/StringBuilder;->length()I
|
|
|
|
move-result v3
|
|
|
|
if-lez v3, :cond_2
|
|
|
|
const-string v3, " + "
|
|
|
|
.line 7
|
|
invoke-virtual {v0, v3}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
|
|
|
|
:cond_2
|
|
:goto_1
|
|
const/4 v3, 0x1
|
|
|
|
if-eqz v1, :cond_3
|
|
|
|
if-eq v2, v3, :cond_4
|
|
|
|
.line 8
|
|
:cond_3
|
|
invoke-virtual {v0, v2}, Ljava/lang/StringBuilder;->append(I)Ljava/lang/StringBuilder;
|
|
|
|
:cond_4
|
|
if-eqz v1, :cond_6
|
|
|
|
if-ne v1, v3, :cond_5
|
|
|
|
const/16 v2, 0x78
|
|
|
|
.line 9
|
|
invoke-virtual {v0, v2}, Ljava/lang/StringBuilder;->append(C)Ljava/lang/StringBuilder;
|
|
|
|
goto :goto_2
|
|
|
|
:cond_5
|
|
const-string v2, "x^"
|
|
|
|
.line 10
|
|
invoke-virtual {v0, v2}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
|
|
|
|
.line 11
|
|
invoke-virtual {v0, v1}, Ljava/lang/StringBuilder;->append(I)Ljava/lang/StringBuilder;
|
|
|
|
:cond_6
|
|
:goto_2
|
|
add-int/lit8 v1, v1, -0x1
|
|
|
|
goto :goto_0
|
|
.end method
|