public class org.antlr.runtime.tree.TreeIterator implements java.util.Iterator<java.lang.Object>
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.antlr.runtime.tree.TreeIterator
  super_class: java.lang.Object
{
  protected org.antlr.runtime.tree.TreeAdaptor adaptor;
    descriptor: Lorg/antlr/runtime/tree/TreeAdaptor;
    flags: (0x0004) ACC_PROTECTED

  protected java.lang.Object root;
    descriptor: Ljava/lang/Object;
    flags: (0x0004) ACC_PROTECTED

  protected java.lang.Object tree;
    descriptor: Ljava/lang/Object;
    flags: (0x0004) ACC_PROTECTED

  protected boolean firstTime;
    descriptor: Z
    flags: (0x0004) ACC_PROTECTED

  public java.lang.Object up;
    descriptor: Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC

  public java.lang.Object down;
    descriptor: Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC

  public java.lang.Object eof;
    descriptor: Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC

  protected org.antlr.runtime.misc.FastQueue<java.lang.Object> nodes;
    descriptor: Lorg/antlr/runtime/misc/FastQueue;
    flags: (0x0004) ACC_PROTECTED
    Signature: Lorg/antlr/runtime/misc/FastQueue<Ljava/lang/Object;>;

  public void <init>(java.lang.Object);
    descriptor: (Ljava/lang/Object;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // org.antlr.runtime.tree.TreeIterator this
        start local 1 // java.lang.Object tree
         0: .line 57
            aload 0 /* this */
            new org.antlr.runtime.tree.CommonTreeAdaptor
            dup
            invokespecial org.antlr.runtime.tree.CommonTreeAdaptor.<init>:()V
            aload 1 /* tree */
            invokespecial org.antlr.runtime.tree.TreeIterator.<init>:(Lorg/antlr/runtime/tree/TreeAdaptor;Ljava/lang/Object;)V
         1: .line 58
            return
        end local 1 // java.lang.Object tree
        end local 0 // org.antlr.runtime.tree.TreeIterator this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lorg/antlr/runtime/tree/TreeIterator;
            0    2     1  tree  Ljava/lang/Object;
    MethodParameters:
      Name  Flags
      tree  

  public void <init>(org.antlr.runtime.tree.TreeAdaptor, java.lang.Object);
    descriptor: (Lorg/antlr/runtime/tree/TreeAdaptor;Ljava/lang/Object;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=3, args_size=3
        start local 0 // org.antlr.runtime.tree.TreeIterator this
        start local 1 // org.antlr.runtime.tree.TreeAdaptor adaptor
        start local 2 // java.lang.Object tree
         0: .line 60
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 44
            aload 0 /* this */
            iconst_1
            putfield org.antlr.runtime.tree.TreeIterator.firstTime:Z
         2: .line 61
            aload 0 /* this */
            aload 1 /* adaptor */
            putfield org.antlr.runtime.tree.TreeIterator.adaptor:Lorg/antlr/runtime/tree/TreeAdaptor;
         3: .line 62
            aload 0 /* this */
            aload 2 /* tree */
            putfield org.antlr.runtime.tree.TreeIterator.tree:Ljava/lang/Object;
         4: .line 63
            aload 0 /* this */
            aload 2 /* tree */
            putfield org.antlr.runtime.tree.TreeIterator.root:Ljava/lang/Object;
         5: .line 64
            aload 0 /* this */
            new org.antlr.runtime.misc.FastQueue
            dup
            invokespecial org.antlr.runtime.misc.FastQueue.<init>:()V
            putfield org.antlr.runtime.tree.TreeIterator.nodes:Lorg/antlr/runtime/misc/FastQueue;
         6: .line 65
            aload 0 /* this */
            aload 1 /* adaptor */
            iconst_2
            ldc "DOWN"
            invokeinterface org.antlr.runtime.tree.TreeAdaptor.create:(ILjava/lang/String;)Ljava/lang/Object;
            putfield org.antlr.runtime.tree.TreeIterator.down:Ljava/lang/Object;
         7: .line 66
            aload 0 /* this */
            aload 1 /* adaptor */
            iconst_3
            ldc "UP"
            invokeinterface org.antlr.runtime.tree.TreeAdaptor.create:(ILjava/lang/String;)Ljava/lang/Object;
            putfield org.antlr.runtime.tree.TreeIterator.up:Ljava/lang/Object;
         8: .line 67
            aload 0 /* this */
            aload 1 /* adaptor */
            iconst_m1
            ldc "EOF"
            invokeinterface org.antlr.runtime.tree.TreeAdaptor.create:(ILjava/lang/String;)Ljava/lang/Object;
            putfield org.antlr.runtime.tree.TreeIterator.eof:Ljava/lang/Object;
         9: .line 68
            return
        end local 2 // java.lang.Object tree
        end local 1 // org.antlr.runtime.tree.TreeAdaptor adaptor
        end local 0 // org.antlr.runtime.tree.TreeIterator this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0   10     0     this  Lorg/antlr/runtime/tree/TreeIterator;
            0   10     1  adaptor  Lorg/antlr/runtime/tree/TreeAdaptor;
            0   10     2     tree  Ljava/lang/Object;
    MethodParameters:
         Name  Flags
      adaptor  
      tree     

  public void reset();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // org.antlr.runtime.tree.TreeIterator this
         0: .line 71
            aload 0 /* this */
            iconst_1
            putfield org.antlr.runtime.tree.TreeIterator.firstTime:Z
         1: .line 72
            aload 0 /* this */
            aload 0 /* this */
            getfield org.antlr.runtime.tree.TreeIterator.root:Ljava/lang/Object;
            putfield org.antlr.runtime.tree.TreeIterator.tree:Ljava/lang/Object;
         2: .line 73
            aload 0 /* this */
            getfield org.antlr.runtime.tree.TreeIterator.nodes:Lorg/antlr/runtime/misc/FastQueue;
            invokevirtual org.antlr.runtime.misc.FastQueue.clear:()V
         3: .line 74
            return
        end local 0 // org.antlr.runtime.tree.TreeIterator this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    4     0  this  Lorg/antlr/runtime/tree/TreeIterator;

  public boolean hasNext();
    descriptor: ()Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // org.antlr.runtime.tree.TreeIterator this
         0: .line 78
            aload 0 /* this */
            getfield org.antlr.runtime.tree.TreeIterator.firstTime:Z
            ifeq 2
            aload 0 /* this */
            getfield org.antlr.runtime.tree.TreeIterator.root:Ljava/lang/Object;
            ifnull 1
            iconst_1
            ireturn
      StackMap locals:
      StackMap stack:
         1: iconst_0
            ireturn
         2: .line 79
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.antlr.runtime.tree.TreeIterator.nodes:Lorg/antlr/runtime/misc/FastQueue;
            ifnull 3
            aload 0 /* this */
            getfield org.antlr.runtime.tree.TreeIterator.nodes:Lorg/antlr/runtime/misc/FastQueue;
            invokevirtual org.antlr.runtime.misc.FastQueue.size:()I
            ifle 3
            iconst_1
            ireturn
         3: .line 80
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.antlr.runtime.tree.TreeIterator.tree:Ljava/lang/Object;
            ifnonnull 4
            iconst_0
            ireturn
         4: .line 81
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.antlr.runtime.tree.TreeIterator.adaptor:Lorg/antlr/runtime/tree/TreeAdaptor;
            aload 0 /* this */
            getfield org.antlr.runtime.tree.TreeIterator.tree:Ljava/lang/Object;
            invokeinterface org.antlr.runtime.tree.TreeAdaptor.getChildCount:(Ljava/lang/Object;)I
            ifle 5
            iconst_1
            ireturn
         5: .line 82
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.antlr.runtime.tree.TreeIterator.adaptor:Lorg/antlr/runtime/tree/TreeAdaptor;
            aload 0 /* this */
            getfield org.antlr.runtime.tree.TreeIterator.tree:Ljava/lang/Object;
            invokeinterface org.antlr.runtime.tree.TreeAdaptor.getParent:(Ljava/lang/Object;)Ljava/lang/Object;
            ifnull 6
            iconst_1
            ireturn
      StackMap locals:
      StackMap stack:
         6: iconst_0
            ireturn
        end local 0 // org.antlr.runtime.tree.TreeIterator this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    7     0  this  Lorg/antlr/runtime/tree/TreeIterator;

  public java.lang.Object next();
    descriptor: ()Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=3, args_size=1
        start local 0 // org.antlr.runtime.tree.TreeIterator this
         0: .line 87
            aload 0 /* this */
            getfield org.antlr.runtime.tree.TreeIterator.firstTime:Z
            ifeq 6
         1: .line 88
            aload 0 /* this */
            iconst_0
            putfield org.antlr.runtime.tree.TreeIterator.firstTime:Z
         2: .line 89
            aload 0 /* this */
            getfield org.antlr.runtime.tree.TreeIterator.adaptor:Lorg/antlr/runtime/tree/TreeAdaptor;
            aload 0 /* this */
            getfield org.antlr.runtime.tree.TreeIterator.tree:Ljava/lang/Object;
            invokeinterface org.antlr.runtime.tree.TreeAdaptor.getChildCount:(Ljava/lang/Object;)I
            ifne 5
         3: .line 90
            aload 0 /* this */
            getfield org.antlr.runtime.tree.TreeIterator.nodes:Lorg/antlr/runtime/misc/FastQueue;
            aload 0 /* this */
            getfield org.antlr.runtime.tree.TreeIterator.eof:Ljava/lang/Object;
            invokevirtual org.antlr.runtime.misc.FastQueue.add:(Ljava/lang/Object;)V
         4: .line 91
            aload 0 /* this */
            getfield org.antlr.runtime.tree.TreeIterator.tree:Ljava/lang/Object;
            areturn
         5: .line 93
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.antlr.runtime.tree.TreeIterator.tree:Ljava/lang/Object;
            areturn
         6: .line 96
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.antlr.runtime.tree.TreeIterator.nodes:Lorg/antlr/runtime/misc/FastQueue;
            ifnull 7
            aload 0 /* this */
            getfield org.antlr.runtime.tree.TreeIterator.nodes:Lorg/antlr/runtime/misc/FastQueue;
            invokevirtual org.antlr.runtime.misc.FastQueue.size:()I
            ifle 7
            aload 0 /* this */
            getfield org.antlr.runtime.tree.TreeIterator.nodes:Lorg/antlr/runtime/misc/FastQueue;
            invokevirtual org.antlr.runtime.misc.FastQueue.remove:()Ljava/lang/Object;
            areturn
         7: .line 99
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.antlr.runtime.tree.TreeIterator.tree:Ljava/lang/Object;
            ifnonnull 8
            aload 0 /* this */
            getfield org.antlr.runtime.tree.TreeIterator.eof:Ljava/lang/Object;
            areturn
         8: .line 102
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.antlr.runtime.tree.TreeIterator.adaptor:Lorg/antlr/runtime/tree/TreeAdaptor;
            aload 0 /* this */
            getfield org.antlr.runtime.tree.TreeIterator.tree:Ljava/lang/Object;
            invokeinterface org.antlr.runtime.tree.TreeAdaptor.getChildCount:(Ljava/lang/Object;)I
            ifle 12
         9: .line 103
            aload 0 /* this */
            aload 0 /* this */
            getfield org.antlr.runtime.tree.TreeIterator.adaptor:Lorg/antlr/runtime/tree/TreeAdaptor;
            aload 0 /* this */
            getfield org.antlr.runtime.tree.TreeIterator.tree:Ljava/lang/Object;
            iconst_0
            invokeinterface org.antlr.runtime.tree.TreeAdaptor.getChild:(Ljava/lang/Object;I)Ljava/lang/Object;
            putfield org.antlr.runtime.tree.TreeIterator.tree:Ljava/lang/Object;
        10: .line 104
            aload 0 /* this */
            getfield org.antlr.runtime.tree.TreeIterator.nodes:Lorg/antlr/runtime/misc/FastQueue;
            aload 0 /* this */
            getfield org.antlr.runtime.tree.TreeIterator.tree:Ljava/lang/Object;
            invokevirtual org.antlr.runtime.misc.FastQueue.add:(Ljava/lang/Object;)V
        11: .line 105
            aload 0 /* this */
            getfield org.antlr.runtime.tree.TreeIterator.down:Ljava/lang/Object;
            areturn
        12: .line 108
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.antlr.runtime.tree.TreeIterator.adaptor:Lorg/antlr/runtime/tree/TreeAdaptor;
            aload 0 /* this */
            getfield org.antlr.runtime.tree.TreeIterator.tree:Ljava/lang/Object;
            invokeinterface org.antlr.runtime.tree.TreeAdaptor.getParent:(Ljava/lang/Object;)Ljava/lang/Object;
            astore 1 /* parent */
        start local 1 // java.lang.Object parent
        13: .line 110
            goto 17
        14: .line 113
      StackMap locals: java.lang.Object
      StackMap stack:
            aload 0 /* this */
            getfield org.antlr.runtime.tree.TreeIterator.nodes:Lorg/antlr/runtime/misc/FastQueue;
            aload 0 /* this */
            getfield org.antlr.runtime.tree.TreeIterator.up:Ljava/lang/Object;
            invokevirtual org.antlr.runtime.misc.FastQueue.add:(Ljava/lang/Object;)V
        15: .line 114
            aload 0 /* this */
            aload 1 /* parent */
            putfield org.antlr.runtime.tree.TreeIterator.tree:Ljava/lang/Object;
        16: .line 115
            aload 0 /* this */
            getfield org.antlr.runtime.tree.TreeIterator.adaptor:Lorg/antlr/runtime/tree/TreeAdaptor;
            aload 0 /* this */
            getfield org.antlr.runtime.tree.TreeIterator.tree:Ljava/lang/Object;
            invokeinterface org.antlr.runtime.tree.TreeAdaptor.getParent:(Ljava/lang/Object;)Ljava/lang/Object;
            astore 1 /* parent */
        17: .line 110
      StackMap locals:
      StackMap stack:
            aload 1 /* parent */
            ifnull 20
        18: .line 111
            aload 0 /* this */
            getfield org.antlr.runtime.tree.TreeIterator.adaptor:Lorg/antlr/runtime/tree/TreeAdaptor;
            aload 0 /* this */
            getfield org.antlr.runtime.tree.TreeIterator.tree:Ljava/lang/Object;
            invokeinterface org.antlr.runtime.tree.TreeAdaptor.getChildIndex:(Ljava/lang/Object;)I
            iconst_1
            iadd
            aload 0 /* this */
            getfield org.antlr.runtime.tree.TreeIterator.adaptor:Lorg/antlr/runtime/tree/TreeAdaptor;
            aload 1 /* parent */
            invokeinterface org.antlr.runtime.tree.TreeAdaptor.getChildCount:(Ljava/lang/Object;)I
        19: .line 110
            if_icmpge 14
        20: .line 118
      StackMap locals:
      StackMap stack:
            aload 1 /* parent */
            ifnonnull 24
        21: .line 119
            aload 0 /* this */
            aconst_null
            putfield org.antlr.runtime.tree.TreeIterator.tree:Ljava/lang/Object;
        22: .line 120
            aload 0 /* this */
            getfield org.antlr.runtime.tree.TreeIterator.nodes:Lorg/antlr/runtime/misc/FastQueue;
            aload 0 /* this */
            getfield org.antlr.runtime.tree.TreeIterator.eof:Ljava/lang/Object;
            invokevirtual org.antlr.runtime.misc.FastQueue.add:(Ljava/lang/Object;)V
        23: .line 121
            aload 0 /* this */
            getfield org.antlr.runtime.tree.TreeIterator.nodes:Lorg/antlr/runtime/misc/FastQueue;
            invokevirtual org.antlr.runtime.misc.FastQueue.remove:()Ljava/lang/Object;
            areturn
        24: .line 126
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.antlr.runtime.tree.TreeIterator.adaptor:Lorg/antlr/runtime/tree/TreeAdaptor;
            aload 0 /* this */
            getfield org.antlr.runtime.tree.TreeIterator.tree:Ljava/lang/Object;
            invokeinterface org.antlr.runtime.tree.TreeAdaptor.getChildIndex:(Ljava/lang/Object;)I
            iconst_1
            iadd
            istore 2 /* nextSiblingIndex */
        start local 2 // int nextSiblingIndex
        25: .line 127
            aload 0 /* this */
            aload 0 /* this */
            getfield org.antlr.runtime.tree.TreeIterator.adaptor:Lorg/antlr/runtime/tree/TreeAdaptor;
            aload 1 /* parent */
            iload 2 /* nextSiblingIndex */
            invokeinterface org.antlr.runtime.tree.TreeAdaptor.getChild:(Ljava/lang/Object;I)Ljava/lang/Object;
            putfield org.antlr.runtime.tree.TreeIterator.tree:Ljava/lang/Object;
        26: .line 128
            aload 0 /* this */
            getfield org.antlr.runtime.tree.TreeIterator.nodes:Lorg/antlr/runtime/misc/FastQueue;
            aload 0 /* this */
            getfield org.antlr.runtime.tree.TreeIterator.tree:Ljava/lang/Object;
            invokevirtual org.antlr.runtime.misc.FastQueue.add:(Ljava/lang/Object;)V
        27: .line 129
            aload 0 /* this */
            getfield org.antlr.runtime.tree.TreeIterator.nodes:Lorg/antlr/runtime/misc/FastQueue;
            invokevirtual org.antlr.runtime.misc.FastQueue.remove:()Ljava/lang/Object;
            areturn
        end local 2 // int nextSiblingIndex
        end local 1 // java.lang.Object parent
        end local 0 // org.antlr.runtime.tree.TreeIterator this
      LocalVariableTable:
        Start  End  Slot              Name  Signature
            0   28     0              this  Lorg/antlr/runtime/tree/TreeIterator;
           13   28     1            parent  Ljava/lang/Object;
           25   28     2  nextSiblingIndex  I

  public void remove();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // org.antlr.runtime.tree.TreeIterator this
         0: .line 133
            new java.lang.UnsupportedOperationException
            dup
            invokespecial java.lang.UnsupportedOperationException.<init>:()V
            athrow
        end local 0 // org.antlr.runtime.tree.TreeIterator this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/antlr/runtime/tree/TreeIterator;
}
Signature: Ljava/lang/Object;Ljava/util/Iterator<Ljava/lang/Object;>;
SourceFile: "TreeIterator.java"