.class public abstract Lcom/google/zxing/oned/UPCEANReader; .super Lcom/google/zxing/oned/OneDReader; .source "UPCEANReader.java" # static fields .field public static final L_AND_G_PATTERNS:[[I .field public static final L_PATTERNS:[[I .field private static final MAX_AVG_VARIANCE:I = 0x7a .field private static final MAX_INDIVIDUAL_VARIANCE:I = 0xb3 .field public static final MIDDLE_PATTERN:[I .field public static final START_END_PATTERN:[I # instance fields .field private final decodeRowStringBuffer:Ljava/lang/StringBuilder; .field private final eanManSupport:Lcom/google/zxing/oned/EANManufacturerOrgSupport; .field private final extensionReader:Lcom/google/zxing/oned/UPCEANExtensionSupport; # direct methods .method public static constructor ()V .locals 9 const/4 v0, 0x3 new-array v1, v0, [I .line 1 fill-array-data v1, :array_0 sput-object v1, Lcom/google/zxing/oned/UPCEANReader;->START_END_PATTERN:[I const/4 v1, 0x5 new-array v2, v1, [I .line 2 fill-array-data v2, :array_1 sput-object v2, Lcom/google/zxing/oned/UPCEANReader;->MIDDLE_PATTERN:[I const/16 v2, 0xa new-array v3, v2, [[I const/4 v4, 0x4 new-array v5, v4, [I .line 3 fill-array-data v5, :array_2 const/4 v6, 0x0 aput-object v5, v3, v6 new-array v5, v4, [I .line 4 fill-array-data v5, :array_3 const/4 v7, 0x1 aput-object v5, v3, v7 new-array v5, v4, [I .line 5 fill-array-data v5, :array_4 const/4 v8, 0x2 aput-object v5, v3, v8 new-array v5, v4, [I .line 6 fill-array-data v5, :array_5 aput-object v5, v3, v0 new-array v0, v4, [I .line 7 fill-array-data v0, :array_6 aput-object v0, v3, v4 new-array v0, v4, [I .line 8 fill-array-data v0, :array_7 aput-object v0, v3, v1 new-array v0, v4, [I .line 9 fill-array-data v0, :array_8 const/4 v1, 0x6 aput-object v0, v3, v1 new-array v0, v4, [I .line 10 fill-array-data v0, :array_9 const/4 v1, 0x7 aput-object v0, v3, v1 new-array v0, v4, [I .line 11 fill-array-data v0, :array_a const/16 v1, 0x8 aput-object v0, v3, v1 new-array v0, v4, [I .line 12 fill-array-data v0, :array_b const/16 v1, 0x9 aput-object v0, v3, v1 .line 13 sput-object v3, Lcom/google/zxing/oned/UPCEANReader;->L_PATTERNS:[[I const/16 v0, 0x14 new-array v1, v0, [[I .line 14 sput-object v1, Lcom/google/zxing/oned/UPCEANReader;->L_AND_G_PATTERNS:[[I .line 15 invoke-static {v3, v6, v1, v6, v2}, Ljava/lang/System;->arraycopy(Ljava/lang/Object;ILjava/lang/Object;II)V :goto_0 if-lt v2, v0, :cond_0 return-void .line 16 :cond_0 sget-object v1, Lcom/google/zxing/oned/UPCEANReader;->L_PATTERNS:[[I add-int/lit8 v3, v2, -0xa aget-object v1, v1, v3 .line 17 array-length v3, v1 new-array v3, v3, [I move v4, v6 .line 18 :goto_1 array-length v5, v1 if-lt v4, v5, :cond_1 .line 19 sget-object v1, Lcom/google/zxing/oned/UPCEANReader;->L_AND_G_PATTERNS:[[I aput-object v3, v1, v2 add-int/lit8 v2, v2, 0x1 goto :goto_0 .line 20 :cond_1 array-length v5, v1 sub-int/2addr v5, v4 sub-int/2addr v5, v7 aget v5, v1, v5 aput v5, v3, v4 add-int/lit8 v4, v4, 0x1 goto :goto_1 :array_0 .array-data 4 0x1 0x1 0x1 .end array-data :array_1 .array-data 4 0x1 0x1 0x1 0x1 0x1 .end array-data :array_2 .array-data 4 0x3 0x2 0x1 0x1 .end array-data :array_3 .array-data 4 0x2 0x2 0x2 0x1 .end array-data :array_4 .array-data 4 0x2 0x1 0x2 0x2 .end array-data :array_5 .array-data 4 0x1 0x4 0x1 0x1 .end array-data :array_6 .array-data 4 0x1 0x1 0x3 0x2 .end array-data :array_7 .array-data 4 0x1 0x2 0x3 0x1 .end array-data :array_8 .array-data 4 0x1 0x1 0x1 0x4 .end array-data :array_9 .array-data 4 0x1 0x3 0x1 0x2 .end array-data :array_a .array-data 4 0x1 0x2 0x1 0x3 .end array-data :array_b .array-data 4 0x3 0x1 0x1 0x2 .end array-data .end method .method public constructor ()V .locals 2 .line 1 invoke-direct {p0}, Lcom/google/zxing/oned/OneDReader;->()V .line 2 new-instance v0, Ljava/lang/StringBuilder; const/16 v1, 0x14 invoke-direct {v0, v1}, Ljava/lang/StringBuilder;->(I)V iput-object v0, p0, Lcom/google/zxing/oned/UPCEANReader;->decodeRowStringBuffer:Ljava/lang/StringBuilder; .line 3 new-instance v0, Lcom/google/zxing/oned/UPCEANExtensionSupport; invoke-direct {v0}, Lcom/google/zxing/oned/UPCEANExtensionSupport;->()V iput-object v0, p0, Lcom/google/zxing/oned/UPCEANReader;->extensionReader:Lcom/google/zxing/oned/UPCEANExtensionSupport; .line 4 new-instance v0, Lcom/google/zxing/oned/EANManufacturerOrgSupport; invoke-direct {v0}, Lcom/google/zxing/oned/EANManufacturerOrgSupport;->()V iput-object v0, p0, Lcom/google/zxing/oned/UPCEANReader;->eanManSupport:Lcom/google/zxing/oned/EANManufacturerOrgSupport; return-void .end method .method public static checkStandardUPCEANChecksum(Ljava/lang/CharSequence;)Z .locals 6 .annotation system Ldalvik/annotation/Throws; value = { Lcom/google/zxing/FormatException; } .end annotation .line 1 invoke-interface {p0}, Ljava/lang/CharSequence;->length()I move-result v0 const/4 v1, 0x0 if-nez v0, :cond_0 return v1 :cond_0 add-int/lit8 v2, v0, -0x2 move v3, v1 :goto_0 const/16 v4, 0x9 if-gez v2, :cond_4 mul-int/lit8 v3, v3, 0x3 const/4 v2, 0x1 sub-int/2addr v0, v2 :goto_1 if-gez v0, :cond_2 .line 2 rem-int/lit8 v3, v3, 0xa if-nez v3, :cond_1 return v2 :cond_1 return v1 .line 3 :cond_2 invoke-interface {p0, v0}, Ljava/lang/CharSequence;->charAt(I)C move-result v5 add-int/lit8 v5, v5, -0x30 if-ltz v5, :cond_3 if-gt v5, v4, :cond_3 add-int/2addr v3, v5 add-int/lit8 v0, v0, -0x2 goto :goto_1 .line 4 :cond_3 invoke-static {}, Lcom/google/zxing/FormatException;->getFormatInstance()Lcom/google/zxing/FormatException; move-result-object p0 throw p0 .line 5 :cond_4 invoke-interface {p0, v2}, Ljava/lang/CharSequence;->charAt(I)C move-result v5 add-int/lit8 v5, v5, -0x30 if-ltz v5, :cond_5 if-gt v5, v4, :cond_5 add-int/2addr v3, v5 add-int/lit8 v2, v2, -0x2 goto :goto_0 .line 6 :cond_5 invoke-static {}, Lcom/google/zxing/FormatException;->getFormatInstance()Lcom/google/zxing/FormatException; move-result-object p0 throw p0 .end method .method public static decodeDigit(Lcom/google/zxing/common/BitArray;[II[[I)I .locals 4 .annotation system Ldalvik/annotation/Throws; value = { Lcom/google/zxing/NotFoundException; } .end annotation .line 1 invoke-static {p0, p2, p1}, Lcom/google/zxing/oned/OneDReader;->recordPattern(Lcom/google/zxing/common/BitArray;I[I)V .line 2 array-length p0, p3 const/16 p2, 0x7a const/4 v0, -0x1 const/4 v1, 0x0 :goto_0 if-lt v1, p0, :cond_1 if-ltz v0, :cond_0 return v0 .line 3 :cond_0 invoke-static {}, Lcom/google/zxing/NotFoundException;->getNotFoundInstance()Lcom/google/zxing/NotFoundException; move-result-object p0 throw p0 .line 4 :cond_1 aget-object v2, p3, v1 const/16 v3, 0xb3 .line 5 invoke-static {p1, v2, v3}, Lcom/google/zxing/oned/OneDReader;->patternMatchVariance([I[II)I move-result v2 if-ge v2, p2, :cond_2 move v0, v1 move p2, v2 :cond_2 add-int/lit8 v1, v1, 0x1 goto :goto_0 .end method .method public static findGuardPattern(Lcom/google/zxing/common/BitArray;IZ[I)[I .locals 1 .annotation system Ldalvik/annotation/Throws; value = { Lcom/google/zxing/NotFoundException; } .end annotation .line 1 array-length v0, p3 new-array v0, v0, [I invoke-static {p0, p1, p2, p3, v0}, Lcom/google/zxing/oned/UPCEANReader;->findGuardPattern(Lcom/google/zxing/common/BitArray;IZ[I[I)[I move-result-object p0 return-object p0 .end method .method private static findGuardPattern(Lcom/google/zxing/common/BitArray;IZ[I[I)[I .locals 10 .annotation system Ldalvik/annotation/Throws; value = { Lcom/google/zxing/NotFoundException; } .end annotation .line 2 array-length v0, p3 .line 3 invoke-virtual {p0}, Lcom/google/zxing/common/BitArray;->getSize()I move-result v1 if-eqz p2, :cond_0 .line 4 invoke-virtual {p0, p1}, Lcom/google/zxing/common/BitArray;->getNextUnset(I)I move-result p1 goto :goto_0 :cond_0 invoke-virtual {p0, p1}, Lcom/google/zxing/common/BitArray;->getNextSet(I)I move-result p1 :goto_0 const/4 v2, 0x0 move v3, p2 move v4, v2 move p2, p1 :goto_1 if-ge p1, v1, :cond_4 .line 5 invoke-virtual {p0, p1}, Lcom/google/zxing/common/BitArray;->get(I)Z move-result v5 xor-int/2addr v5, v3 const/4 v6, 0x1 if-eqz v5, :cond_1 .line 6 aget v5, p4, v4 add-int/2addr v5, v6 aput v5, p4, v4 goto :goto_3 :cond_1 add-int/lit8 v5, v0, -0x1 if-ne v4, v5, :cond_3 const/16 v7, 0xb3 .line 7 invoke-static {p4, p3, v7}, Lcom/google/zxing/oned/OneDReader;->patternMatchVariance([I[II)I move-result v7 const/16 v8, 0x7a const/4 v9, 0x2 if-ge v7, v8, :cond_2 new-array p0, v9, [I aput p2, p0, v2 aput p1, p0, v6 return-object p0 .line 8 :cond_2 aget v7, p4, v2 aget v8, p4, v6 add-int/2addr v7, v8 add-int/2addr p2, v7 add-int/lit8 v7, v0, -0x2 .line 9 invoke-static {p4, v9, p4, v2, v7}, Ljava/lang/System;->arraycopy(Ljava/lang/Object;ILjava/lang/Object;II)V .line 10 aput v2, p4, v7 .line 11 aput v2, p4, v5 add-int/lit8 v4, v4, -0x1 goto :goto_2 :cond_3 add-int/lit8 v4, v4, 0x1 .line 12 :goto_2 aput v6, p4, v4 xor-int/lit8 v3, v3, 0x1 :goto_3 add-int/lit8 p1, p1, 0x1 goto :goto_1 .line 13 :cond_4 invoke-static {}, Lcom/google/zxing/NotFoundException;->getNotFoundInstance()Lcom/google/zxing/NotFoundException; move-result-object p0 throw p0 .end method .method public static findStartGuardPattern(Lcom/google/zxing/common/BitArray;)[I .locals 7 .annotation system Ldalvik/annotation/Throws; value = { Lcom/google/zxing/NotFoundException; } .end annotation .line 1 sget-object v0, Lcom/google/zxing/oned/UPCEANReader;->START_END_PATTERN:[I array-length v0, v0 new-array v0, v0, [I const/4 v1, 0x0 const/4 v2, 0x0 move v3, v1 move v4, v3 :goto_0 if-eqz v3, :cond_0 return-object v2 .line 2 :cond_0 sget-object v2, Lcom/google/zxing/oned/UPCEANReader;->START_END_PATTERN:[I array-length v5, v2 invoke-static {v0, v1, v5, v1}, Ljava/util/Arrays;->fill([IIII)V .line 3 invoke-static {p0, v4, v1, v2, v0}, Lcom/google/zxing/oned/UPCEANReader;->findGuardPattern(Lcom/google/zxing/common/BitArray;IZ[I[I)[I move-result-object v2 .line 4 aget v4, v2, v1 const/4 v5, 0x1 .line 5 aget v5, v2, v5 sub-int v6, v5, v4 sub-int v6, v4, v6 if-ltz v6, :cond_1 .line 6 invoke-virtual {p0, v6, v4, v1}, Lcom/google/zxing/common/BitArray;->isRange(IIZ)Z move-result v3 :cond_1 move v4, v5 goto :goto_0 .end method # virtual methods .method public checkChecksum(Ljava/lang/String;)Z .locals 0 .annotation system Ldalvik/annotation/Throws; value = { Lcom/google/zxing/ChecksumException;, Lcom/google/zxing/FormatException; } .end annotation .line 1 invoke-static {p1}, Lcom/google/zxing/oned/UPCEANReader;->checkStandardUPCEANChecksum(Ljava/lang/CharSequence;)Z move-result p1 return p1 .end method .method public decodeEnd(Lcom/google/zxing/common/BitArray;I)[I .locals 2 .annotation system Ldalvik/annotation/Throws; value = { Lcom/google/zxing/NotFoundException; } .end annotation .line 1 sget-object v0, Lcom/google/zxing/oned/UPCEANReader;->START_END_PATTERN:[I const/4 v1, 0x0 invoke-static {p1, p2, v1, v0}, Lcom/google/zxing/oned/UPCEANReader;->findGuardPattern(Lcom/google/zxing/common/BitArray;IZ[I)[I move-result-object p1 return-object p1 .end method .method public abstract decodeMiddle(Lcom/google/zxing/common/BitArray;[ILjava/lang/StringBuilder;)I .annotation system Ldalvik/annotation/Throws; value = { Lcom/google/zxing/NotFoundException; } .end annotation .end method .method public decodeRow(ILcom/google/zxing/common/BitArray;Ljava/util/Map;)Lcom/google/zxing/Result; .locals 1 .annotation system Ldalvik/annotation/Signature; value = { "(I", "Lcom/google/zxing/common/BitArray;", "Ljava/util/Map<", "Lcom/google/zxing/DecodeHintType;", "*>;)", "Lcom/google/zxing/Result;" } .end annotation .annotation system Ldalvik/annotation/Throws; value = { Lcom/google/zxing/NotFoundException;, Lcom/google/zxing/ChecksumException;, Lcom/google/zxing/FormatException; } .end annotation .line 1 invoke-static {p2}, Lcom/google/zxing/oned/UPCEANReader;->findStartGuardPattern(Lcom/google/zxing/common/BitArray;)[I move-result-object v0 invoke-virtual {p0, p1, p2, v0, p3}, Lcom/google/zxing/oned/UPCEANReader;->decodeRow(ILcom/google/zxing/common/BitArray;[ILjava/util/Map;)Lcom/google/zxing/Result; move-result-object p1 return-object p1 .end method .method public decodeRow(ILcom/google/zxing/common/BitArray;[ILjava/util/Map;)Lcom/google/zxing/Result; .locals 10 .annotation system Ldalvik/annotation/Signature; value = { "(I", "Lcom/google/zxing/common/BitArray;", "[I", "Ljava/util/Map<", "Lcom/google/zxing/DecodeHintType;", "*>;)", "Lcom/google/zxing/Result;" } .end annotation .annotation system Ldalvik/annotation/Throws; value = { Lcom/google/zxing/NotFoundException;, Lcom/google/zxing/ChecksumException;, Lcom/google/zxing/FormatException; } .end annotation const/4 v0, 0x0 if-nez p4, :cond_0 move-object p4, v0 goto :goto_0 .line 2 :cond_0 sget-object v1, Lcom/google/zxing/DecodeHintType;->NEED_RESULT_POINT_CALLBACK:Lcom/google/zxing/DecodeHintType; invoke-interface {p4, v1}, Ljava/util/Map;->get(Ljava/lang/Object;)Ljava/lang/Object; move-result-object p4 check-cast p4, Lcom/google/zxing/ResultPointCallback; :goto_0 const/high16 v1, 0x40000000 # 2.0f const/4 v2, 0x1 const/4 v3, 0x0 if-eqz p4, :cond_1 .line 3 new-instance v4, Lcom/google/zxing/ResultPoint; .line 4 aget v5, p3, v3 aget v6, p3, v2 add-int/2addr v5, v6 int-to-float v5, v5 div-float/2addr v5, v1 int-to-float v6, p1 invoke-direct {v4, v5, v6}, Lcom/google/zxing/ResultPoint;->(FF)V .line 5 invoke-interface {p4, v4}, Lcom/google/zxing/ResultPointCallback;->foundPossibleResultPoint(Lcom/google/zxing/ResultPoint;)V .line 6 :cond_1 iget-object v4, p0, Lcom/google/zxing/oned/UPCEANReader;->decodeRowStringBuffer:Ljava/lang/StringBuilder; .line 7 invoke-virtual {v4, v3}, Ljava/lang/StringBuilder;->setLength(I)V .line 8 invoke-virtual {p0, p2, p3, v4}, Lcom/google/zxing/oned/UPCEANReader;->decodeMiddle(Lcom/google/zxing/common/BitArray;[ILjava/lang/StringBuilder;)I move-result v5 if-eqz p4, :cond_2 .line 9 new-instance v6, Lcom/google/zxing/ResultPoint; int-to-float v7, v5 int-to-float v8, p1 .line 10 invoke-direct {v6, v7, v8}, Lcom/google/zxing/ResultPoint;->(FF)V .line 11 invoke-interface {p4, v6}, Lcom/google/zxing/ResultPointCallback;->foundPossibleResultPoint(Lcom/google/zxing/ResultPoint;)V .line 12 :cond_2 invoke-virtual {p0, p2, v5}, Lcom/google/zxing/oned/UPCEANReader;->decodeEnd(Lcom/google/zxing/common/BitArray;I)[I move-result-object v5 if-eqz p4, :cond_3 .line 13 new-instance v6, Lcom/google/zxing/ResultPoint; .line 14 aget v7, v5, v3 aget v8, v5, v2 add-int/2addr v7, v8 int-to-float v7, v7 div-float/2addr v7, v1 int-to-float v8, p1 invoke-direct {v6, v7, v8}, Lcom/google/zxing/ResultPoint;->(FF)V .line 15 invoke-interface {p4, v6}, Lcom/google/zxing/ResultPointCallback;->foundPossibleResultPoint(Lcom/google/zxing/ResultPoint;)V .line 16 :cond_3 aget p4, v5, v2 .line 17 aget v6, v5, v3 sub-int v6, p4, v6 add-int/2addr v6, p4 .line 18 invoke-virtual {p2}, Lcom/google/zxing/common/BitArray;->getSize()I move-result v7 if-ge v6, v7, :cond_7 invoke-virtual {p2, p4, v6, v3}, Lcom/google/zxing/common/BitArray;->isRange(IIZ)Z move-result p4 if-eqz p4, :cond_7 .line 19 invoke-virtual {v4}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String; move-result-object p4 .line 20 invoke-virtual {p0, p4}, Lcom/google/zxing/oned/UPCEANReader;->checkChecksum(Ljava/lang/String;)Z move-result v4 if-eqz v4, :cond_6 .line 21 aget v4, p3, v2 aget p3, p3, v3 add-int/2addr v4, p3 int-to-float p3, v4 div-float/2addr p3, v1 .line 22 aget v4, v5, v2 aget v6, v5, v3 add-int/2addr v4, v6 int-to-float v4, v4 div-float/2addr v4, v1 .line 23 invoke-virtual {p0}, Lcom/google/zxing/oned/UPCEANReader;->getBarcodeFormat()Lcom/google/zxing/BarcodeFormat; move-result-object v1 .line 24 new-instance v6, Lcom/google/zxing/Result; const/4 v7, 0x2 new-array v7, v7, [Lcom/google/zxing/ResultPoint; .line 25 new-instance v8, Lcom/google/zxing/ResultPoint; int-to-float v9, p1 invoke-direct {v8, p3, v9}, Lcom/google/zxing/ResultPoint;->(FF)V aput-object v8, v7, v3 .line 26 new-instance p3, Lcom/google/zxing/ResultPoint; invoke-direct {p3, v4, v9}, Lcom/google/zxing/ResultPoint;->(FF)V aput-object p3, v7, v2 .line 27 invoke-direct {v6, p4, v0, v7, v1}, Lcom/google/zxing/Result;->(Ljava/lang/String;[B[Lcom/google/zxing/ResultPoint;Lcom/google/zxing/BarcodeFormat;)V .line 28 :try_start_0 iget-object p3, p0, Lcom/google/zxing/oned/UPCEANReader;->extensionReader:Lcom/google/zxing/oned/UPCEANExtensionSupport; aget v0, v5, v2 invoke-virtual {p3, p1, p2, v0}, Lcom/google/zxing/oned/UPCEANExtensionSupport;->decodeRow(ILcom/google/zxing/common/BitArray;I)Lcom/google/zxing/Result; move-result-object p1 .line 29 sget-object p2, Lcom/google/zxing/ResultMetadataType;->UPC_EAN_EXTENSION:Lcom/google/zxing/ResultMetadataType; invoke-virtual {p1}, Lcom/google/zxing/Result;->getText()Ljava/lang/String; move-result-object p3 invoke-virtual {v6, p2, p3}, Lcom/google/zxing/Result;->putMetadata(Lcom/google/zxing/ResultMetadataType;Ljava/lang/Object;)V .line 30 invoke-virtual {p1}, Lcom/google/zxing/Result;->getResultMetadata()Ljava/util/Map; move-result-object p2 invoke-virtual {v6, p2}, Lcom/google/zxing/Result;->putAllMetadata(Ljava/util/Map;)V .line 31 invoke-virtual {p1}, Lcom/google/zxing/Result;->getResultPoints()[Lcom/google/zxing/ResultPoint; move-result-object p1 invoke-virtual {v6, p1}, Lcom/google/zxing/Result;->addResultPoints([Lcom/google/zxing/ResultPoint;)V :try_end_0 .catch Lcom/google/zxing/ReaderException; {:try_start_0 .. :try_end_0} :catch_0 .line 32 :catch_0 sget-object p1, Lcom/google/zxing/BarcodeFormat;->EAN_13:Lcom/google/zxing/BarcodeFormat; if-eq v1, p1, :cond_4 sget-object p1, Lcom/google/zxing/BarcodeFormat;->UPC_A:Lcom/google/zxing/BarcodeFormat; if-ne v1, p1, :cond_5 .line 33 :cond_4 iget-object p1, p0, Lcom/google/zxing/oned/UPCEANReader;->eanManSupport:Lcom/google/zxing/oned/EANManufacturerOrgSupport; invoke-virtual {p1, p4}, Lcom/google/zxing/oned/EANManufacturerOrgSupport;->lookupCountryIdentifier(Ljava/lang/String;)Ljava/lang/String; move-result-object p1 if-eqz p1, :cond_5 .line 34 sget-object p2, Lcom/google/zxing/ResultMetadataType;->POSSIBLE_COUNTRY:Lcom/google/zxing/ResultMetadataType; invoke-virtual {v6, p2, p1}, Lcom/google/zxing/Result;->putMetadata(Lcom/google/zxing/ResultMetadataType;Ljava/lang/Object;)V :cond_5 return-object v6 .line 35 :cond_6 invoke-static {}, Lcom/google/zxing/ChecksumException;->getChecksumInstance()Lcom/google/zxing/ChecksumException; move-result-object p1 throw p1 .line 36 :cond_7 invoke-static {}, Lcom/google/zxing/NotFoundException;->getNotFoundInstance()Lcom/google/zxing/NotFoundException; move-result-object p1 throw p1 .end method .method public abstract getBarcodeFormat()Lcom/google/zxing/BarcodeFormat; .end method