2026-07-06 19:54:44 +08:00

275 lines
4.9 KiB
Smali

.class public final Lcom/google/zxing/oned/EAN13Reader;
.super Lcom/google/zxing/oned/UPCEANReader;
.source "EAN13Reader.java"
# static fields
.field static final FIRST_DIGIT_ENCODINGS:[I
# instance fields
.field private final decodeMiddleCounters:[I
# direct methods
.method static constructor <clinit>()V
.locals 1
const/16 v0, 0xa
new-array v0, v0, [I
.line 61
fill-array-data v0, :array_0
sput-object v0, Lcom/google/zxing/oned/EAN13Reader;->FIRST_DIGIT_ENCODINGS:[I
return-void
:array_0
.array-data 4
0x0
0xb
0xd
0xe
0x13
0x19
0x1c
0x15
0x16
0x1a
.end array-data
.end method
.method public constructor <init>()V
.locals 1
.line 67
invoke-direct {p0}, Lcom/google/zxing/oned/UPCEANReader;-><init>()V
const/4 v0, 0x4
new-array v0, v0, [I
.line 68
iput-object v0, p0, Lcom/google/zxing/oned/EAN13Reader;->decodeMiddleCounters:[I
return-void
.end method
.method private static determineFirstDigit(Ljava/lang/StringBuilder;I)V
.locals 3
.annotation system Ldalvik/annotation/Throws;
value = {
Lcom/google/zxing/NotFoundException;
}
.end annotation
const/4 v0, 0x0
move v1, v0
:goto_0
const/16 v2, 0xa
if-ge v1, v2, :cond_1
.line 130
sget-object v2, Lcom/google/zxing/oned/EAN13Reader;->FIRST_DIGIT_ENCODINGS:[I
aget v2, v2, v1
if-ne p1, v2, :cond_0
add-int/lit8 v1, v1, 0x30
int-to-char p1, v1
.line 131
invoke-virtual {p0, v0, p1}, Ljava/lang/StringBuilder;->insert(IC)Ljava/lang/StringBuilder;
return-void
:cond_0
add-int/lit8 v1, v1, 0x1
goto :goto_0
.line 135
:cond_1
invoke-static {}, Lcom/google/zxing/NotFoundException;->getNotFoundInstance()Lcom/google/zxing/NotFoundException;
move-result-object p0
throw p0
.end method
# virtual methods
.method protected decodeMiddle(Lcom/google/zxing/common/BitArray;[ILjava/lang/StringBuilder;)I
.locals 10
.annotation system Ldalvik/annotation/Throws;
value = {
Lcom/google/zxing/NotFoundException;
}
.end annotation
.line 75
iget-object v0, p0, Lcom/google/zxing/oned/EAN13Reader;->decodeMiddleCounters:[I
const/4 v1, 0x0
.line 76
aput v1, v0, v1
const/4 v2, 0x1
.line 77
aput v1, v0, v2
const/4 v3, 0x2
.line 78
aput v1, v0, v3
const/4 v3, 0x3
.line 79
aput v1, v0, v3
.line 80
invoke-virtual {p1}, Lcom/google/zxing/common/BitArray;->getSize()I
move-result v3
.line 81
aget p2, p2, v2
move v4, v1
move v5, v4
:goto_0
const/4 v6, 0x6
if-ge v4, v6, :cond_2
if-ge p2, v3, :cond_2
.line 86
sget-object v6, Lcom/google/zxing/oned/EAN13Reader;->L_AND_G_PATTERNS:[[I
invoke-static {p1, v0, p2, v6}, Lcom/google/zxing/oned/EAN13Reader;->decodeDigit(Lcom/google/zxing/common/BitArray;[II[[I)I
move-result v6
.line 87
rem-int/lit8 v7, v6, 0xa
add-int/lit8 v7, v7, 0x30
int-to-char v7, v7
invoke-virtual {p3, v7}, Ljava/lang/StringBuilder;->append(C)Ljava/lang/StringBuilder;
.line 88
array-length v7, v0
move v8, v1
:goto_1
if-ge v8, v7, :cond_0
aget v9, v0, v8
add-int/2addr p2, v9
add-int/lit8 v8, v8, 0x1
goto :goto_1
:cond_0
const/16 v7, 0xa
if-lt v6, v7, :cond_1
rsub-int/lit8 v6, v4, 0x5
shl-int v6, v2, v6
or-int/2addr v5, v6
:cond_1
add-int/lit8 v4, v4, 0x1
goto :goto_0
.line 96
:cond_2
invoke-static {p3, v5}, Lcom/google/zxing/oned/EAN13Reader;->determineFirstDigit(Ljava/lang/StringBuilder;I)V
.line 98
sget-object v4, Lcom/google/zxing/oned/EAN13Reader;->MIDDLE_PATTERN:[I
invoke-static {p1, p2, v2, v4}, Lcom/google/zxing/oned/EAN13Reader;->findGuardPattern(Lcom/google/zxing/common/BitArray;IZ[I)[I
move-result-object p2
.line 99
aget p2, p2, v2
move v2, v1
:goto_2
if-ge v2, v6, :cond_4
if-ge p2, v3, :cond_4
.line 102
sget-object v4, Lcom/google/zxing/oned/EAN13Reader;->L_PATTERNS:[[I
invoke-static {p1, v0, p2, v4}, Lcom/google/zxing/oned/EAN13Reader;->decodeDigit(Lcom/google/zxing/common/BitArray;[II[[I)I
move-result v4
add-int/lit8 v4, v4, 0x30
int-to-char v4, v4
.line 103
invoke-virtual {p3, v4}, Ljava/lang/StringBuilder;->append(C)Ljava/lang/StringBuilder;
.line 104
array-length v4, v0
move v5, v1
:goto_3
if-ge v5, v4, :cond_3
aget v7, v0, v5
add-int/2addr p2, v7
add-int/lit8 v5, v5, 0x1
goto :goto_3
:cond_3
add-int/lit8 v2, v2, 0x1
goto :goto_2
:cond_4
return p2
.end method
.method getBarcodeFormat()Lcom/google/zxing/BarcodeFormat;
.locals 1
.line 114
sget-object v0, Lcom/google/zxing/BarcodeFormat;->EAN_13:Lcom/google/zxing/BarcodeFormat;
return-object v0
.end method