https://github.com/jOOQ/jOOX: jOOX is a recursive acronym that stands for jOOX Object Oriented XML. It is a simple wrapper for the org.w3c.dom package, to allow for fluent XML document creation and manipulation where DOM is required but too verbose.
  • Lukas Eder 
class org.joox.JOOX$11 implements org.joox.FastFilter
  minor version: 0
  major version: 59
  flags: flags: (0x0020) ACC_SUPER
  this_class: org.joox.JOOX$11
  super_class: java.lang.Object
{
  private final java.util.regex.Pattern pattern;
    descriptor: Ljava/util/regex/Pattern;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final java.lang.String val$name;
    descriptor: Ljava/lang/String;
    flags: (0x1012) ACC_PRIVATE, ACC_FINAL, ACC_SYNTHETIC

  void <init>(java.lang.String, java.lang.String);
    descriptor: (Ljava/lang/String;Ljava/lang/String;)V
    flags: (0x0000) 
    Code:
      stack=2, locals=3, args_size=3
        start local 0 // org.joox.JOOX$11 this
         0: .line 554
            aload 0 /* this */
            aload 2
            putfield org.joox.JOOX$11.val$name:Ljava/lang/String;
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 555
            aload 0 /* this */
            aload 1
            invokestatic java.util.regex.Pattern.compile:(Ljava/lang/String;)Ljava/util/regex/Pattern;
            putfield org.joox.JOOX$11.pattern:Ljava/util/regex/Pattern;
         2: .line 554
            return
        end local 0 // org.joox.JOOX$11 this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Lorg/joox/JOOX$11;
    MethodParameters:
                Name  Flags
      val$valueRegex  final
      val$name        final

  public boolean filter(org.joox.Context);
    descriptor: (Lorg/joox/Context;)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=3, args_size=2
        start local 0 // org.joox.JOOX$11 this
        start local 1 // org.joox.Context context
         0: .line 559
            aload 1 /* context */
            invokestatic org.joox.JOOX.$:(Lorg/joox/Context;)Lorg/joox/Match;
            aload 0 /* this */
            getfield org.joox.JOOX$11.val$name:Ljava/lang/String;
            invokeinterface org.joox.Match.attr:(Ljava/lang/String;)Ljava/lang/String;
            astore 2 /* value */
        start local 2 // java.lang.String value
         1: .line 561
            aload 2 /* value */
            ifnonnull 3
         2: .line 562
            iconst_0
            ireturn
         3: .line 564
      StackMap locals: java.lang.String
      StackMap stack:
            aload 0 /* this */
            getfield org.joox.JOOX$11.pattern:Ljava/util/regex/Pattern;
            aload 2 /* value */
            invokevirtual java.util.regex.Pattern.matcher:(Ljava/lang/CharSequence;)Ljava/util/regex/Matcher;
            invokevirtual java.util.regex.Matcher.matches:()Z
            ireturn
        end local 2 // java.lang.String value
        end local 1 // org.joox.Context context
        end local 0 // org.joox.JOOX$11 this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    4     0     this  Lorg/joox/JOOX$11;
            0    4     1  context  Lorg/joox/Context;
            1    4     2    value  Ljava/lang/String;
    MethodParameters:
         Name  Flags
      context  
}
SourceFile: "JOOX.java"
EnclosingMethod: org.joox.JOOX.matchAttr:(Ljava/lang/String;Ljava/lang/String;)Lorg/joox/FastFilter;
NestHost: org.joox.JOOX
InnerClasses:
  org.joox.JOOX$11