abstract class org.apache.lucene.index.FieldTermIterator implements org.apache.lucene.util.BytesRefIterator
  minor version: 0
  major version: 59
  flags: flags: (0x0420) ACC_SUPER, ACC_ABSTRACT
  this_class: org.apache.lucene.index.FieldTermIterator
  super_class: java.lang.Object
{
  void <init>();
    descriptor: ()V
    flags: (0x0000) 
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.apache.lucene.index.FieldTermIterator this
         0: .line 28
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
            return
        end local 0 // org.apache.lucene.index.FieldTermIterator this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/apache/lucene/index/FieldTermIterator;

  abstract java.lang.String field();
    descriptor: ()Ljava/lang/String;
    flags: (0x0400) ACC_ABSTRACT

  abstract long delGen();
    descriptor: ()J
    flags: (0x0400) ACC_ABSTRACT
}
SourceFile: "FieldTermIterator.java"