http://www.jooq.org/jooq-codegen: jOOQ effectively combines complex SQL, typesafety, source code generation, active records, stored procedures, advanced data types, and Java in a fluent, intuitive DSL. 
class org.jooq.codegen.JavaGenerator$4 implements org.jooq.codegen.JavaGenerator$EmbeddableFilter
  minor version: 0
  major version: 59
  flags: flags: (0x0020) ACC_SUPER
  this_class: org.jooq.codegen.JavaGenerator$4
  super_class: java.lang.Object
{
  final org.jooq.codegen.JavaGenerator this$0;
    descriptor: Lorg/jooq/codegen/JavaGenerator;
    flags: (0x1010) ACC_FINAL, ACC_SYNTHETIC

  void <init>(org.jooq.codegen.JavaGenerator);
    descriptor: (Lorg/jooq/codegen/JavaGenerator;)V
    flags: (0x0000) 
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // org.jooq.codegen.JavaGenerator$4 this
         0: .line 1933
            aload 0 /* this */
            aload 1
            putfield org.jooq.codegen.JavaGenerator$4.this$0:Lorg/jooq/codegen/JavaGenerator;
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
            return
        end local 0 // org.jooq.codegen.JavaGenerator$4 this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/jooq/codegen/JavaGenerator$4;
    MethodParameters:
        Name  Flags
      this$0  final

  public void accept(java.util.List<org.jooq.meta.Definition>, java.util.Set<org.jooq.meta.EmbeddableDefinition>, int, org.jooq.meta.EmbeddableDefinition);
    descriptor: (Ljava/util/List;Ljava/util/Set;ILorg/jooq/meta/EmbeddableDefinition;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=0, locals=5, args_size=5
        start local 0 // org.jooq.codegen.JavaGenerator$4 this
        start local 1 // java.util.List result
        start local 2 // java.util.Set duplicates
        start local 3 // int index
        start local 4 // org.jooq.meta.EmbeddableDefinition embeddable
         0: .line 1940
            return
        end local 4 // org.jooq.meta.EmbeddableDefinition embeddable
        end local 3 // int index
        end local 2 // java.util.Set duplicates
        end local 1 // java.util.List result
        end local 0 // org.jooq.codegen.JavaGenerator$4 this
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0    1     0        this  Lorg/jooq/codegen/JavaGenerator$4;
            0    1     1      result  Ljava/util/List<Lorg/jooq/meta/Definition;>;
            0    1     2  duplicates  Ljava/util/Set<Lorg/jooq/meta/EmbeddableDefinition;>;
            0    1     3       index  I
            0    1     4  embeddable  Lorg/jooq/meta/EmbeddableDefinition;
    Signature: (Ljava/util/List<Lorg/jooq/meta/Definition;>;Ljava/util/Set<Lorg/jooq/meta/EmbeddableDefinition;>;ILorg/jooq/meta/EmbeddableDefinition;)V
    MethodParameters:
            Name  Flags
      result      
      duplicates  
      index       
      embeddable  
}
SourceFile: "JavaGenerator.java"
EnclosingMethod: org.jooq.codegen.JavaGenerator.replacingEmbeddablesAndUnreplacedColumns:(Lorg/jooq/meta/Definition;)Ljava/util/List;
NestHost: org.jooq.codegen.JavaGenerator
InnerClasses:
  org.jooq.codegen.JavaGenerator$4
  private abstract EmbeddableFilter = org.jooq.codegen.JavaGenerator$EmbeddableFilter of org.jooq.codegen.JavaGenerator