public class org.bson.codecs.PatternCodec implements org.bson.codecs.Codec<java.util.regex.Pattern>
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.bson.codecs.PatternCodec
  super_class: java.lang.Object
{
  private static final int GLOBAL_FLAG;
    descriptor: I
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: 256

  public void <init>();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.bson.codecs.PatternCodec this
         0: .line 32
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
            return
        end local 0 // org.bson.codecs.PatternCodec this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/bson/codecs/PatternCodec;

  public void encode(org.bson.BsonWriter, java.util.regex.Pattern, org.bson.codecs.EncoderContext);
    descriptor: (Lorg/bson/BsonWriter;Ljava/util/regex/Pattern;Lorg/bson/codecs/EncoderContext;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=4, args_size=4
        start local 0 // org.bson.codecs.PatternCodec this
        start local 1 // org.bson.BsonWriter writer
        start local 2 // java.util.regex.Pattern value
        start local 3 // org.bson.codecs.EncoderContext encoderContext
         0: .line 35
            aload 1 /* writer */
            new org.bson.BsonRegularExpression
            dup
            aload 2 /* value */
            invokevirtual java.util.regex.Pattern.pattern:()Ljava/lang/String;
            aload 2 /* value */
            invokestatic org.bson.codecs.PatternCodec.getOptionsAsString:(Ljava/util/regex/Pattern;)Ljava/lang/String;
            invokespecial org.bson.BsonRegularExpression.<init>:(Ljava/lang/String;Ljava/lang/String;)V
            invokeinterface org.bson.BsonWriter.writeRegularExpression:(Lorg/bson/BsonRegularExpression;)V
         1: .line 36
            return
        end local 3 // org.bson.codecs.EncoderContext encoderContext
        end local 2 // java.util.regex.Pattern value
        end local 1 // org.bson.BsonWriter writer
        end local 0 // org.bson.codecs.PatternCodec this
      LocalVariableTable:
        Start  End  Slot            Name  Signature
            0    2     0            this  Lorg/bson/codecs/PatternCodec;
            0    2     1          writer  Lorg/bson/BsonWriter;
            0    2     2           value  Ljava/util/regex/Pattern;
            0    2     3  encoderContext  Lorg/bson/codecs/EncoderContext;
    MethodParameters:
                Name  Flags
      writer          final
      value           final
      encoderContext  final

  public java.util.regex.Pattern decode(org.bson.BsonReader, org.bson.codecs.DecoderContext);
    descriptor: (Lorg/bson/BsonReader;Lorg/bson/codecs/DecoderContext;)Ljava/util/regex/Pattern;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=4, args_size=3
        start local 0 // org.bson.codecs.PatternCodec this
        start local 1 // org.bson.BsonReader reader
        start local 2 // org.bson.codecs.DecoderContext decoderContext
         0: .line 40
            aload 1 /* reader */
            invokeinterface org.bson.BsonReader.readRegularExpression:()Lorg/bson/BsonRegularExpression;
            astore 3 /* regularExpression */
        start local 3 // org.bson.BsonRegularExpression regularExpression
         1: .line 41
            aload 3 /* regularExpression */
            invokevirtual org.bson.BsonRegularExpression.getPattern:()Ljava/lang/String;
            aload 3 /* regularExpression */
            invokestatic org.bson.codecs.PatternCodec.getOptionsAsInt:(Lorg/bson/BsonRegularExpression;)I
            invokestatic java.util.regex.Pattern.compile:(Ljava/lang/String;I)Ljava/util/regex/Pattern;
            areturn
        end local 3 // org.bson.BsonRegularExpression regularExpression
        end local 2 // org.bson.codecs.DecoderContext decoderContext
        end local 1 // org.bson.BsonReader reader
        end local 0 // org.bson.codecs.PatternCodec this
      LocalVariableTable:
        Start  End  Slot               Name  Signature
            0    2     0               this  Lorg/bson/codecs/PatternCodec;
            0    2     1             reader  Lorg/bson/BsonReader;
            0    2     2     decoderContext  Lorg/bson/codecs/DecoderContext;
            1    2     3  regularExpression  Lorg/bson/BsonRegularExpression;
    MethodParameters:
                Name  Flags
      reader          final
      decoderContext  final

  public java.lang.Class<java.util.regex.Pattern> getEncoderClass();
    descriptor: ()Ljava/lang/Class;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.bson.codecs.PatternCodec this
         0: .line 46
            ldc Ljava/util/regex/Pattern;
            areturn
        end local 0 // org.bson.codecs.PatternCodec this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/bson/codecs/PatternCodec;
    Signature: ()Ljava/lang/Class<Ljava/util/regex/Pattern;>;

  private static java.lang.String getOptionsAsString(java.util.regex.Pattern);
    descriptor: (Ljava/util/regex/Pattern;)Ljava/lang/String;
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC
    Code:
      stack=3, locals=7, args_size=1
        start local 0 // java.util.regex.Pattern pattern
         0: .line 50
            aload 0 /* pattern */
            invokevirtual java.util.regex.Pattern.flags:()I
            istore 1 /* flags */
        start local 1 // int flags
         1: .line 51
            new java.lang.StringBuilder
            dup
            invokespecial java.lang.StringBuilder.<init>:()V
            astore 2 /* buf */
        start local 2 // java.lang.StringBuilder buf
         2: .line 53
            invokestatic org.bson.codecs.PatternCodec$RegexFlag.values:()[Lorg/bson/codecs/PatternCodec$RegexFlag;
            dup
            astore 6
            arraylength
            istore 5
            iconst_0
            istore 4
            goto 8
      StackMap locals: java.util.regex.Pattern int java.lang.StringBuilder top int int org.bson.codecs.PatternCodec$RegexFlag[]
      StackMap stack:
         3: aload 6
            iload 4
            aaload
            astore 3 /* flag */
        start local 3 // org.bson.codecs.PatternCodec$RegexFlag flag
         4: .line 54
            aload 0 /* pattern */
            invokevirtual java.util.regex.Pattern.flags:()I
            aload 3 /* flag */
            getfield org.bson.codecs.PatternCodec$RegexFlag.javaFlag:I
            iand
            ifle 7
         5: .line 55
            aload 2 /* buf */
            aload 3 /* flag */
            getfield org.bson.codecs.PatternCodec$RegexFlag.flagChar:C
            invokevirtual java.lang.StringBuilder.append:(C)Ljava/lang/StringBuilder;
            pop
         6: .line 56
            iload 1 /* flags */
            aload 3 /* flag */
            getfield org.bson.codecs.PatternCodec$RegexFlag.javaFlag:I
            isub
            istore 1 /* flags */
        end local 3 // org.bson.codecs.PatternCodec$RegexFlag flag
         7: .line 53
      StackMap locals:
      StackMap stack:
            iinc 4 1
      StackMap locals:
      StackMap stack:
         8: iload 4
            iload 5
            if_icmplt 3
         9: .line 60
            iload 1 /* flags */
            ifle 11
        10: .line 61
            new java.lang.IllegalArgumentException
            dup
            ldc "some flags could not be recognized."
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
        11: .line 64
      StackMap locals: java.util.regex.Pattern int java.lang.StringBuilder
      StackMap stack:
            aload 2 /* buf */
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            areturn
        end local 2 // java.lang.StringBuilder buf
        end local 1 // int flags
        end local 0 // java.util.regex.Pattern pattern
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0   12     0  pattern  Ljava/util/regex/Pattern;
            1   12     1    flags  I
            2   12     2      buf  Ljava/lang/StringBuilder;
            4    7     3     flag  Lorg/bson/codecs/PatternCodec$RegexFlag;
    MethodParameters:
         Name  Flags
      pattern  final

  private static int getOptionsAsInt(org.bson.BsonRegularExpression);
    descriptor: (Lorg/bson/BsonRegularExpression;)I
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC
    Code:
      stack=5, locals=5, args_size=1
        start local 0 // org.bson.BsonRegularExpression regularExpression
         0: .line 68
            iconst_0
            istore 1 /* optionsInt */
        start local 1 // int optionsInt
         1: .line 70
            aload 0 /* regularExpression */
            invokevirtual org.bson.BsonRegularExpression.getOptions:()Ljava/lang/String;
            astore 2 /* optionsString */
        start local 2 // java.lang.String optionsString
         2: .line 72
            aload 2 /* optionsString */
            ifnull 3
            aload 2 /* optionsString */
            invokevirtual java.lang.String.length:()I
            ifne 4
         3: .line 73
      StackMap locals: int java.lang.String
      StackMap stack:
            iload 1 /* optionsInt */
            ireturn
         4: .line 76
      StackMap locals:
      StackMap stack:
            aload 2 /* optionsString */
            invokevirtual java.lang.String.toLowerCase:()Ljava/lang/String;
            astore 2 /* optionsString */
         5: .line 78
            iconst_0
            istore 3 /* i */
        start local 3 // int i
         6: goto 14
         7: .line 79
      StackMap locals: int
      StackMap stack:
            aload 2 /* optionsString */
            iload 3 /* i */
            invokevirtual java.lang.String.charAt:(I)C
            invokestatic org.bson.codecs.PatternCodec$RegexFlag.getByCharacter:(C)Lorg/bson/codecs/PatternCodec$RegexFlag;
            astore 4 /* flag */
        start local 4 // org.bson.codecs.PatternCodec$RegexFlag flag
         8: .line 80
            aload 4 /* flag */
            ifnull 12
         9: .line 81
            iload 1 /* optionsInt */
            aload 4 /* flag */
            getfield org.bson.codecs.PatternCodec$RegexFlag.javaFlag:I
            ior
            istore 1 /* optionsInt */
        10: .line 82
            aload 4 /* flag */
            getfield org.bson.codecs.PatternCodec$RegexFlag.unsupported:Ljava/lang/String;
            pop
        11: .line 86
            goto 13
        12: .line 88
      StackMap locals: org.bson.codecs.PatternCodec$RegexFlag
      StackMap stack:
            new java.lang.IllegalArgumentException
            dup
            new java.lang.StringBuilder
            dup
            ldc "unrecognized flag ["
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            aload 2 /* optionsString */
            iload 3 /* i */
            invokevirtual java.lang.String.charAt:(I)C
            invokevirtual java.lang.StringBuilder.append:(C)Ljava/lang/StringBuilder;
            ldc "] "
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            aload 2 /* optionsString */
            iload 3 /* i */
            invokevirtual java.lang.String.charAt:(I)C
            invokevirtual java.lang.StringBuilder.append:(I)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
        end local 4 // org.bson.codecs.PatternCodec$RegexFlag flag
        13: .line 78
      StackMap locals:
      StackMap stack:
            iinc 3 /* i */ 1
      StackMap locals:
      StackMap stack:
        14: iload 3 /* i */
            aload 2 /* optionsString */
            invokevirtual java.lang.String.length:()I
            if_icmplt 7
        end local 3 // int i
        15: .line 91
            iload 1 /* optionsInt */
            ireturn
        end local 2 // java.lang.String optionsString
        end local 1 // int optionsInt
        end local 0 // org.bson.BsonRegularExpression regularExpression
      LocalVariableTable:
        Start  End  Slot               Name  Signature
            0   16     0  regularExpression  Lorg/bson/BsonRegularExpression;
            1   16     1         optionsInt  I
            2   16     2      optionsString  Ljava/lang/String;
            6   15     3                  i  I
            8   13     4               flag  Lorg/bson/codecs/PatternCodec$RegexFlag;
    MethodParameters:
                   Name  Flags
      regularExpression  final

  public java.lang.Object decode(org.bson.BsonReader, org.bson.codecs.DecoderContext);
    descriptor: (Lorg/bson/BsonReader;Lorg/bson/codecs/DecoderContext;)Ljava/lang/Object;
    flags: (0x1041) ACC_PUBLIC, ACC_BRIDGE, ACC_SYNTHETIC
    Code:
      stack=3, locals=3, args_size=3
         0: .line 1
            aload 0
            aload 1
            aload 2
            invokevirtual org.bson.codecs.PatternCodec.decode:(Lorg/bson/BsonReader;Lorg/bson/codecs/DecoderContext;)Ljava/util/regex/Pattern;
            areturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public void encode(org.bson.BsonWriter, java.lang.Object, org.bson.codecs.EncoderContext);
    descriptor: (Lorg/bson/BsonWriter;Ljava/lang/Object;Lorg/bson/codecs/EncoderContext;)V
    flags: (0x1041) ACC_PUBLIC, ACC_BRIDGE, ACC_SYNTHETIC
    Code:
      stack=4, locals=4, args_size=4
         0: .line 1
            aload 0
            aload 1
            aload 2
            checkcast java.util.regex.Pattern
            aload 3
            invokevirtual org.bson.codecs.PatternCodec.encode:(Lorg/bson/BsonWriter;Ljava/util/regex/Pattern;Lorg/bson/codecs/EncoderContext;)V
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature
}
Signature: Ljava/lang/Object;Lorg/bson/codecs/Codec<Ljava/util/regex/Pattern;>;
SourceFile: "PatternCodec.java"
NestMembers:
  org.bson.codecs.PatternCodec$RegexFlag
InnerClasses:
  private final RegexFlag = org.bson.codecs.PatternCodec$RegexFlag of org.bson.codecs.PatternCodec