http://www.antlr.org: A framework for constructing recognizers, compilers, and translators from grammatical descriptions containing Java, C#, C++, or Python actions. (ANTLR) 
public class org.antlr.runtime.tree.CommonTreeNodeStream extends org.antlr.runtime.misc.LookaheadStream<java.lang.Object> implements org.antlr.runtime.tree.TreeNodeStream, org.antlr.runtime.tree.PositionTrackingStream<java.lang.Object>
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.antlr.runtime.tree.CommonTreeNodeStream
  super_class: org.antlr.runtime.misc.LookaheadStream
{
  public static final int DEFAULT_INITIAL_BUFFER_SIZE;
    descriptor: I
    flags: (0x0019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL
    ConstantValue: 100

  public static final int INITIAL_CALL_STACK_SIZE;
    descriptor: I
    flags: (0x0019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL
    ConstantValue: 10

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

  protected org.antlr.runtime.TokenStream tokens;
    descriptor: Lorg/antlr/runtime/TokenStream;
    flags: (0x0004) ACC_PROTECTED

  org.antlr.runtime.tree.TreeAdaptor adaptor;
    descriptor: Lorg/antlr/runtime/tree/TreeAdaptor;
    flags: (0x0000) 

  protected org.antlr.runtime.tree.TreeIterator it;
    descriptor: Lorg/antlr/runtime/tree/TreeIterator;
    flags: (0x0004) ACC_PROTECTED

  protected org.antlr.runtime.misc.IntArray calls;
    descriptor: Lorg/antlr/runtime/misc/IntArray;
    flags: (0x0004) ACC_PROTECTED

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

  protected int level;
    descriptor: I
    flags: (0x0004) ACC_PROTECTED

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

  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.CommonTreeNodeStream this
        start local 1 // java.lang.Object tree
         0: .line 73
            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.CommonTreeNodeStream.<init>:(Lorg/antlr/runtime/tree/TreeAdaptor;Ljava/lang/Object;)V
         1: .line 74
            return
        end local 1 // java.lang.Object tree
        end local 0 // org.antlr.runtime.tree.CommonTreeNodeStream this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lorg/antlr/runtime/tree/CommonTreeNodeStream;
            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=5, locals=3, args_size=3
        start local 0 // org.antlr.runtime.tree.CommonTreeNodeStream this
        start local 1 // org.antlr.runtime.tree.TreeAdaptor adaptor
        start local 2 // java.lang.Object tree
         0: .line 76
            aload 0 /* this */
            invokespecial org.antlr.runtime.misc.LookaheadStream.<init>:()V
         1: .line 56
            aload 0 /* this */
            iconst_0
            putfield org.antlr.runtime.tree.CommonTreeNodeStream.hasNilRoot:Z
         2: .line 59
            aload 0 /* this */
            iconst_0
            putfield org.antlr.runtime.tree.CommonTreeNodeStream.level:I
         3: .line 77
            aload 0 /* this */
            aload 2 /* tree */
            putfield org.antlr.runtime.tree.CommonTreeNodeStream.root:Ljava/lang/Object;
         4: .line 78
            aload 0 /* this */
            aload 1 /* adaptor */
            putfield org.antlr.runtime.tree.CommonTreeNodeStream.adaptor:Lorg/antlr/runtime/tree/TreeAdaptor;
         5: .line 79
            aload 0 /* this */
            new org.antlr.runtime.tree.TreeIterator
            dup
            aload 1 /* adaptor */
            aload 0 /* this */
            getfield org.antlr.runtime.tree.CommonTreeNodeStream.root:Ljava/lang/Object;
            invokespecial org.antlr.runtime.tree.TreeIterator.<init>:(Lorg/antlr/runtime/tree/TreeAdaptor;Ljava/lang/Object;)V
            putfield org.antlr.runtime.tree.CommonTreeNodeStream.it:Lorg/antlr/runtime/tree/TreeIterator;
         6: .line 80
            return
        end local 2 // java.lang.Object tree
        end local 1 // org.antlr.runtime.tree.TreeAdaptor adaptor
        end local 0 // org.antlr.runtime.tree.CommonTreeNodeStream this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    7     0     this  Lorg/antlr/runtime/tree/CommonTreeNodeStream;
            0    7     1  adaptor  Lorg/antlr/runtime/tree/TreeAdaptor;
            0    7     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.CommonTreeNodeStream this
         0: .line 84
            aload 0 /* this */
            invokespecial org.antlr.runtime.misc.LookaheadStream.reset:()V
         1: .line 85
            aload 0 /* this */
            getfield org.antlr.runtime.tree.CommonTreeNodeStream.it:Lorg/antlr/runtime/tree/TreeIterator;
            invokevirtual org.antlr.runtime.tree.TreeIterator.reset:()V
         2: .line 86
            aload 0 /* this */
            iconst_0
            putfield org.antlr.runtime.tree.CommonTreeNodeStream.hasNilRoot:Z
         3: .line 87
            aload 0 /* this */
            iconst_0
            putfield org.antlr.runtime.tree.CommonTreeNodeStream.level:I
         4: .line 88
            aload 0 /* this */
            aconst_null
            putfield org.antlr.runtime.tree.CommonTreeNodeStream.previousLocationElement:Ljava/lang/Object;
         5: .line 89
            aload 0 /* this */
            getfield org.antlr.runtime.tree.CommonTreeNodeStream.calls:Lorg/antlr/runtime/misc/IntArray;
            ifnull 6
            aload 0 /* this */
            getfield org.antlr.runtime.tree.CommonTreeNodeStream.calls:Lorg/antlr/runtime/misc/IntArray;
            invokevirtual org.antlr.runtime.misc.IntArray.clear:()V
         6: .line 90
      StackMap locals:
      StackMap stack:
            return
        end local 0 // org.antlr.runtime.tree.CommonTreeNodeStream this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    7     0  this  Lorg/antlr/runtime/tree/CommonTreeNodeStream;

  public java.lang.Object nextElement();
    descriptor: ()Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=2, args_size=1
        start local 0 // org.antlr.runtime.tree.CommonTreeNodeStream this
         0: .line 97
            aload 0 /* this */
            getfield org.antlr.runtime.tree.CommonTreeNodeStream.it:Lorg/antlr/runtime/tree/TreeIterator;
            invokevirtual org.antlr.runtime.tree.TreeIterator.next:()Ljava/lang/Object;
            astore 1 /* t */
        start local 1 // java.lang.Object t
         1: .line 99
            aload 1 /* t */
            aload 0 /* this */
            getfield org.antlr.runtime.tree.CommonTreeNodeStream.it:Lorg/antlr/runtime/tree/TreeIterator;
            getfield org.antlr.runtime.tree.TreeIterator.up:Ljava/lang/Object;
            if_acmpne 4
         2: .line 100
            aload 0 /* this */
            dup
            getfield org.antlr.runtime.tree.CommonTreeNodeStream.level:I
            iconst_1
            isub
            putfield org.antlr.runtime.tree.CommonTreeNodeStream.level:I
         3: .line 101
            aload 0 /* this */
            getfield org.antlr.runtime.tree.CommonTreeNodeStream.level:I
            ifne 5
            aload 0 /* this */
            getfield org.antlr.runtime.tree.CommonTreeNodeStream.hasNilRoot:Z
            ifeq 5
            aload 0 /* this */
            getfield org.antlr.runtime.tree.CommonTreeNodeStream.it:Lorg/antlr/runtime/tree/TreeIterator;
            invokevirtual org.antlr.runtime.tree.TreeIterator.next:()Ljava/lang/Object;
            areturn
         4: .line 103
      StackMap locals: java.lang.Object
      StackMap stack:
            aload 1 /* t */
            aload 0 /* this */
            getfield org.antlr.runtime.tree.CommonTreeNodeStream.it:Lorg/antlr/runtime/tree/TreeIterator;
            getfield org.antlr.runtime.tree.TreeIterator.down:Ljava/lang/Object;
            if_acmpne 5
            aload 0 /* this */
            dup
            getfield org.antlr.runtime.tree.CommonTreeNodeStream.level:I
            iconst_1
            iadd
            putfield org.antlr.runtime.tree.CommonTreeNodeStream.level:I
         5: .line 104
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.antlr.runtime.tree.CommonTreeNodeStream.level:I
            ifne 10
            aload 0 /* this */
            getfield org.antlr.runtime.tree.CommonTreeNodeStream.adaptor:Lorg/antlr/runtime/tree/TreeAdaptor;
            aload 1 /* t */
            invokeinterface org.antlr.runtime.tree.TreeAdaptor.isNil:(Ljava/lang/Object;)Z
            ifeq 10
         6: .line 105
            aload 0 /* this */
            iconst_1
            putfield org.antlr.runtime.tree.CommonTreeNodeStream.hasNilRoot:Z
         7: .line 106
            aload 0 /* this */
            getfield org.antlr.runtime.tree.CommonTreeNodeStream.it:Lorg/antlr/runtime/tree/TreeIterator;
            invokevirtual org.antlr.runtime.tree.TreeIterator.next:()Ljava/lang/Object;
            astore 1 /* t */
         8: .line 107
            aload 0 /* this */
            dup
            getfield org.antlr.runtime.tree.CommonTreeNodeStream.level:I
            iconst_1
            iadd
            putfield org.antlr.runtime.tree.CommonTreeNodeStream.level:I
         9: .line 108
            aload 0 /* this */
            getfield org.antlr.runtime.tree.CommonTreeNodeStream.it:Lorg/antlr/runtime/tree/TreeIterator;
            invokevirtual org.antlr.runtime.tree.TreeIterator.next:()Ljava/lang/Object;
            astore 1 /* t */
        10: .line 110
      StackMap locals:
      StackMap stack:
            aload 1 /* t */
            areturn
        end local 1 // java.lang.Object t
        end local 0 // org.antlr.runtime.tree.CommonTreeNodeStream this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0   11     0  this  Lorg/antlr/runtime/tree/CommonTreeNodeStream;
            1   11     1     t  Ljava/lang/Object;

  public java.lang.Object remove();
    descriptor: ()Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=1
        start local 0 // org.antlr.runtime.tree.CommonTreeNodeStream this
         0: .line 115
            aload 0 /* this */
            invokespecial org.antlr.runtime.misc.LookaheadStream.remove:()Ljava/lang/Object;
            astore 1 /* result */
        start local 1 // java.lang.Object result
         1: .line 116
            aload 0 /* this */
            getfield org.antlr.runtime.tree.CommonTreeNodeStream.p:I
            ifne 3
            aload 0 /* this */
            aload 0 /* this */
            getfield org.antlr.runtime.tree.CommonTreeNodeStream.prevElement:Ljava/lang/Object;
            invokevirtual org.antlr.runtime.tree.CommonTreeNodeStream.hasPositionInformation:(Ljava/lang/Object;)Z
            ifeq 3
         2: .line 117
            aload 0 /* this */
            aload 0 /* this */
            getfield org.antlr.runtime.tree.CommonTreeNodeStream.prevElement:Ljava/lang/Object;
            putfield org.antlr.runtime.tree.CommonTreeNodeStream.previousLocationElement:Ljava/lang/Object;
         3: .line 120
      StackMap locals: java.lang.Object
      StackMap stack:
            aload 1 /* result */
            areturn
        end local 1 // java.lang.Object result
        end local 0 // org.antlr.runtime.tree.CommonTreeNodeStream this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    4     0    this  Lorg/antlr/runtime/tree/CommonTreeNodeStream;
            1    4     1  result  Ljava/lang/Object;

  public boolean isEOF(java.lang.Object);
    descriptor: (Ljava/lang/Object;)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // org.antlr.runtime.tree.CommonTreeNodeStream this
        start local 1 // java.lang.Object o
         0: .line 124
            aload 0 /* this */
            getfield org.antlr.runtime.tree.CommonTreeNodeStream.adaptor:Lorg/antlr/runtime/tree/TreeAdaptor;
            aload 1 /* o */
            invokeinterface org.antlr.runtime.tree.TreeAdaptor.getType:(Ljava/lang/Object;)I
            iconst_m1
            if_icmpne 1
            iconst_1
            ireturn
      StackMap locals:
      StackMap stack:
         1: iconst_0
            ireturn
        end local 1 // java.lang.Object o
        end local 0 // org.antlr.runtime.tree.CommonTreeNodeStream this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lorg/antlr/runtime/tree/CommonTreeNodeStream;
            0    2     1     o  Ljava/lang/Object;
    MethodParameters:
      Name  Flags
      o     

  public void setUniqueNavigationNodes(boolean);
    descriptor: (Z)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=0, locals=2, args_size=2
        start local 0 // org.antlr.runtime.tree.CommonTreeNodeStream this
        start local 1 // boolean uniqueNavigationNodes
         0: .line 127
            return
        end local 1 // boolean uniqueNavigationNodes
        end local 0 // org.antlr.runtime.tree.CommonTreeNodeStream this
      LocalVariableTable:
        Start  End  Slot                   Name  Signature
            0    1     0                   this  Lorg/antlr/runtime/tree/CommonTreeNodeStream;
            0    1     1  uniqueNavigationNodes  Z
    MethodParameters:
                       Name  Flags
      uniqueNavigationNodes  

  public java.lang.Object getTreeSource();
    descriptor: ()Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.antlr.runtime.tree.CommonTreeNodeStream this
         0: .line 130
            aload 0 /* this */
            getfield org.antlr.runtime.tree.CommonTreeNodeStream.root:Ljava/lang/Object;
            areturn
        end local 0 // org.antlr.runtime.tree.CommonTreeNodeStream this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/antlr/runtime/tree/CommonTreeNodeStream;

  public java.lang.String getSourceName();
    descriptor: ()Ljava/lang/String;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.antlr.runtime.tree.CommonTreeNodeStream this
         0: .line 133
            aload 0 /* this */
            invokevirtual org.antlr.runtime.tree.CommonTreeNodeStream.getTokenStream:()Lorg/antlr/runtime/TokenStream;
            invokeinterface org.antlr.runtime.TokenStream.getSourceName:()Ljava/lang/String;
            areturn
        end local 0 // org.antlr.runtime.tree.CommonTreeNodeStream this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/antlr/runtime/tree/CommonTreeNodeStream;

  public org.antlr.runtime.TokenStream getTokenStream();
    descriptor: ()Lorg/antlr/runtime/TokenStream;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.antlr.runtime.tree.CommonTreeNodeStream this
         0: .line 136
            aload 0 /* this */
            getfield org.antlr.runtime.tree.CommonTreeNodeStream.tokens:Lorg/antlr/runtime/TokenStream;
            areturn
        end local 0 // org.antlr.runtime.tree.CommonTreeNodeStream this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/antlr/runtime/tree/CommonTreeNodeStream;

  public void setTokenStream(org.antlr.runtime.TokenStream);
    descriptor: (Lorg/antlr/runtime/TokenStream;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // org.antlr.runtime.tree.CommonTreeNodeStream this
        start local 1 // org.antlr.runtime.TokenStream tokens
         0: .line 138
            aload 0 /* this */
            aload 1 /* tokens */
            putfield org.antlr.runtime.tree.CommonTreeNodeStream.tokens:Lorg/antlr/runtime/TokenStream;
            return
        end local 1 // org.antlr.runtime.TokenStream tokens
        end local 0 // org.antlr.runtime.tree.CommonTreeNodeStream this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    1     0    this  Lorg/antlr/runtime/tree/CommonTreeNodeStream;
            0    1     1  tokens  Lorg/antlr/runtime/TokenStream;
    MethodParameters:
        Name  Flags
      tokens  

  public org.antlr.runtime.tree.TreeAdaptor getTreeAdaptor();
    descriptor: ()Lorg/antlr/runtime/tree/TreeAdaptor;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.antlr.runtime.tree.CommonTreeNodeStream this
         0: .line 141
            aload 0 /* this */
            getfield org.antlr.runtime.tree.CommonTreeNodeStream.adaptor:Lorg/antlr/runtime/tree/TreeAdaptor;
            areturn
        end local 0 // org.antlr.runtime.tree.CommonTreeNodeStream this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/antlr/runtime/tree/CommonTreeNodeStream;

  public void setTreeAdaptor(org.antlr.runtime.tree.TreeAdaptor);
    descriptor: (Lorg/antlr/runtime/tree/TreeAdaptor;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // org.antlr.runtime.tree.CommonTreeNodeStream this
        start local 1 // org.antlr.runtime.tree.TreeAdaptor adaptor
         0: .line 143
            aload 0 /* this */
            aload 1 /* adaptor */
            putfield org.antlr.runtime.tree.CommonTreeNodeStream.adaptor:Lorg/antlr/runtime/tree/TreeAdaptor;
            return
        end local 1 // org.antlr.runtime.tree.TreeAdaptor adaptor
        end local 0 // org.antlr.runtime.tree.CommonTreeNodeStream this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    1     0     this  Lorg/antlr/runtime/tree/CommonTreeNodeStream;
            0    1     1  adaptor  Lorg/antlr/runtime/tree/TreeAdaptor;
    MethodParameters:
         Name  Flags
      adaptor  

  public java.lang.Object get(int);
    descriptor: (I)Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // org.antlr.runtime.tree.CommonTreeNodeStream this
        start local 1 // int i
         0: .line 147
            new java.lang.UnsupportedOperationException
            dup
            ldc "Absolute node indexes are meaningless in an unbuffered stream"
            invokespecial java.lang.UnsupportedOperationException.<init>:(Ljava/lang/String;)V
            athrow
        end local 1 // int i
        end local 0 // org.antlr.runtime.tree.CommonTreeNodeStream this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/antlr/runtime/tree/CommonTreeNodeStream;
            0    1     1     i  I
    MethodParameters:
      Name  Flags
      i     

  public int LA(int);
    descriptor: (I)I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // org.antlr.runtime.tree.CommonTreeNodeStream this
        start local 1 // int i
         0: .line 151
            aload 0 /* this */
            getfield org.antlr.runtime.tree.CommonTreeNodeStream.adaptor:Lorg/antlr/runtime/tree/TreeAdaptor;
            aload 0 /* this */
            iload 1 /* i */
            invokevirtual org.antlr.runtime.tree.CommonTreeNodeStream.LT:(I)Ljava/lang/Object;
            invokeinterface org.antlr.runtime.tree.TreeAdaptor.getType:(Ljava/lang/Object;)I
            ireturn
        end local 1 // int i
        end local 0 // org.antlr.runtime.tree.CommonTreeNodeStream this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/antlr/runtime/tree/CommonTreeNodeStream;
            0    1     1     i  I
    MethodParameters:
      Name  Flags
      i     

  public void push(int);
    descriptor: (I)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // org.antlr.runtime.tree.CommonTreeNodeStream this
        start local 1 // int index
         0: .line 157
            aload 0 /* this */
            getfield org.antlr.runtime.tree.CommonTreeNodeStream.calls:Lorg/antlr/runtime/misc/IntArray;
            ifnonnull 2
         1: .line 158
            aload 0 /* this */
            new org.antlr.runtime.misc.IntArray
            dup
            invokespecial org.antlr.runtime.misc.IntArray.<init>:()V
            putfield org.antlr.runtime.tree.CommonTreeNodeStream.calls:Lorg/antlr/runtime/misc/IntArray;
         2: .line 160
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.antlr.runtime.tree.CommonTreeNodeStream.calls:Lorg/antlr/runtime/misc/IntArray;
            aload 0 /* this */
            getfield org.antlr.runtime.tree.CommonTreeNodeStream.p:I
            invokevirtual org.antlr.runtime.misc.IntArray.push:(I)V
         3: .line 161
            aload 0 /* this */
            iload 1 /* index */
            invokevirtual org.antlr.runtime.tree.CommonTreeNodeStream.seek:(I)V
         4: .line 162
            return
        end local 1 // int index
        end local 0 // org.antlr.runtime.tree.CommonTreeNodeStream this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    5     0   this  Lorg/antlr/runtime/tree/CommonTreeNodeStream;
            0    5     1  index  I
    MethodParameters:
       Name  Flags
      index  

  public int pop();
    descriptor: ()I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=1
        start local 0 // org.antlr.runtime.tree.CommonTreeNodeStream this
         0: .line 168
            aload 0 /* this */
            getfield org.antlr.runtime.tree.CommonTreeNodeStream.calls:Lorg/antlr/runtime/misc/IntArray;
            invokevirtual org.antlr.runtime.misc.IntArray.pop:()I
            istore 1 /* ret */
        start local 1 // int ret
         1: .line 169
            aload 0 /* this */
            iload 1 /* ret */
            invokevirtual org.antlr.runtime.tree.CommonTreeNodeStream.seek:(I)V
         2: .line 170
            iload 1 /* ret */
            ireturn
        end local 1 // int ret
        end local 0 // org.antlr.runtime.tree.CommonTreeNodeStream this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Lorg/antlr/runtime/tree/CommonTreeNodeStream;
            1    3     1   ret  I

  public java.lang.Object getKnownPositionElement(boolean);
    descriptor: (Z)Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=4, args_size=2
        start local 0 // org.antlr.runtime.tree.CommonTreeNodeStream this
        start local 1 // boolean allowApproximateLocation
         0: .line 182
            aload 0 /* this */
            getfield org.antlr.runtime.tree.CommonTreeNodeStream.data:Ljava/util/List;
            aload 0 /* this */
            getfield org.antlr.runtime.tree.CommonTreeNodeStream.p:I
            invokeinterface java.util.List.get:(I)Ljava/lang/Object;
            astore 2 /* node */
        start local 2 // java.lang.Object node
         1: .line 183
            aload 0 /* this */
            aload 2 /* node */
            invokevirtual org.antlr.runtime.tree.CommonTreeNodeStream.hasPositionInformation:(Ljava/lang/Object;)Z
            ifeq 3
         2: .line 184
            aload 2 /* node */
            areturn
         3: .line 187
      StackMap locals: java.lang.Object
      StackMap stack:
            iload 1 /* allowApproximateLocation */
            ifne 5
         4: .line 188
            aconst_null
            areturn
         5: .line 191
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.antlr.runtime.tree.CommonTreeNodeStream.p:I
            iconst_1
            isub
            istore 3 /* index */
        start local 3 // int index
         6: goto 11
         7: .line 192
      StackMap locals: int
      StackMap stack:
            aload 0 /* this */
            getfield org.antlr.runtime.tree.CommonTreeNodeStream.data:Ljava/util/List;
            iload 3 /* index */
            invokeinterface java.util.List.get:(I)Ljava/lang/Object;
            astore 2 /* node */
         8: .line 193
            aload 0 /* this */
            aload 2 /* node */
            invokevirtual org.antlr.runtime.tree.CommonTreeNodeStream.hasPositionInformation:(Ljava/lang/Object;)Z
            ifeq 10
         9: .line 194
            aload 2 /* node */
            areturn
        10: .line 191
      StackMap locals:
      StackMap stack:
            iinc 3 /* index */ -1
      StackMap locals:
      StackMap stack:
        11: iload 3 /* index */
            ifge 7
        end local 3 // int index
        12: .line 198
            aload 0 /* this */
            getfield org.antlr.runtime.tree.CommonTreeNodeStream.previousLocationElement:Ljava/lang/Object;
            areturn
        end local 2 // java.lang.Object node
        end local 1 // boolean allowApproximateLocation
        end local 0 // org.antlr.runtime.tree.CommonTreeNodeStream this
      LocalVariableTable:
        Start  End  Slot                      Name  Signature
            0   13     0                      this  Lorg/antlr/runtime/tree/CommonTreeNodeStream;
            0   13     1  allowApproximateLocation  Z
            1   13     2                      node  Ljava/lang/Object;
            6   12     3                     index  I
    MethodParameters:
                          Name  Flags
      allowApproximateLocation  

  public boolean hasPositionInformation(java.lang.Object);
    descriptor: (Ljava/lang/Object;)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=3, args_size=2
        start local 0 // org.antlr.runtime.tree.CommonTreeNodeStream this
        start local 1 // java.lang.Object node
         0: .line 203
            aload 0 /* this */
            getfield org.antlr.runtime.tree.CommonTreeNodeStream.adaptor:Lorg/antlr/runtime/tree/TreeAdaptor;
            aload 1 /* node */
            invokeinterface org.antlr.runtime.tree.TreeAdaptor.getToken:(Ljava/lang/Object;)Lorg/antlr/runtime/Token;
            astore 2 /* token */
        start local 2 // org.antlr.runtime.Token token
         1: .line 204
            aload 2 /* token */
            ifnonnull 3
         2: .line 205
            iconst_0
            ireturn
         3: .line 208
      StackMap locals: org.antlr.runtime.Token
      StackMap stack:
            aload 2 /* token */
            invokeinterface org.antlr.runtime.Token.getLine:()I
            ifgt 5
         4: .line 209
            iconst_0
            ireturn
         5: .line 212
      StackMap locals:
      StackMap stack:
            iconst_1
            ireturn
        end local 2 // org.antlr.runtime.Token token
        end local 1 // java.lang.Object node
        end local 0 // org.antlr.runtime.tree.CommonTreeNodeStream this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    6     0   this  Lorg/antlr/runtime/tree/CommonTreeNodeStream;
            0    6     1   node  Ljava/lang/Object;
            1    6     2  token  Lorg/antlr/runtime/Token;
    MethodParameters:
      Name  Flags
      node  

  public void replaceChildren(java.lang.Object, int, int, java.lang.Object);
    descriptor: (Ljava/lang/Object;IILjava/lang/Object;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=5, args_size=5
        start local 0 // org.antlr.runtime.tree.CommonTreeNodeStream this
        start local 1 // java.lang.Object parent
        start local 2 // int startChildIndex
        start local 3 // int stopChildIndex
        start local 4 // java.lang.Object t
         0: .line 219
            aload 1 /* parent */
            ifnull 2
         1: .line 220
            aload 0 /* this */
            getfield org.antlr.runtime.tree.CommonTreeNodeStream.adaptor:Lorg/antlr/runtime/tree/TreeAdaptor;
            aload 1 /* parent */
            iload 2 /* startChildIndex */
            iload 3 /* stopChildIndex */
            aload 4 /* t */
            invokeinterface org.antlr.runtime.tree.TreeAdaptor.replaceChildren:(Ljava/lang/Object;IILjava/lang/Object;)V
         2: .line 222
      StackMap locals:
      StackMap stack:
            return
        end local 4 // java.lang.Object t
        end local 3 // int stopChildIndex
        end local 2 // int startChildIndex
        end local 1 // java.lang.Object parent
        end local 0 // org.antlr.runtime.tree.CommonTreeNodeStream this
      LocalVariableTable:
        Start  End  Slot             Name  Signature
            0    3     0             this  Lorg/antlr/runtime/tree/CommonTreeNodeStream;
            0    3     1           parent  Ljava/lang/Object;
            0    3     2  startChildIndex  I
            0    3     3   stopChildIndex  I
            0    3     4                t  Ljava/lang/Object;
    MethodParameters:
                 Name  Flags
      parent           
      startChildIndex  
      stopChildIndex   
      t                

  public java.lang.String toString(java.lang.Object, java.lang.Object);
    descriptor: (Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/String;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=3, args_size=3
        start local 0 // org.antlr.runtime.tree.CommonTreeNodeStream this
        start local 1 // java.lang.Object start
        start local 2 // java.lang.Object stop
         0: .line 228
            ldc "n/a"
            areturn
        end local 2 // java.lang.Object stop
        end local 1 // java.lang.Object start
        end local 0 // org.antlr.runtime.tree.CommonTreeNodeStream this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    1     0   this  Lorg/antlr/runtime/tree/CommonTreeNodeStream;
            0    1     1  start  Ljava/lang/Object;
            0    1     2   stop  Ljava/lang/Object;
    MethodParameters:
       Name  Flags
      start  
      stop   

  public java.lang.String toTokenTypeString();
    descriptor: ()Ljava/lang/String;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=4, args_size=1
        start local 0 // org.antlr.runtime.tree.CommonTreeNodeStream this
         0: .line 233
            aload 0 /* this */
            invokevirtual org.antlr.runtime.tree.CommonTreeNodeStream.reset:()V
         1: .line 234
            new java.lang.StringBuilder
            dup
            invokespecial java.lang.StringBuilder.<init>:()V
            astore 1 /* buf */
        start local 1 // java.lang.StringBuilder buf
         2: .line 235
            aload 0 /* this */
            iconst_1
            invokevirtual org.antlr.runtime.tree.CommonTreeNodeStream.LT:(I)Ljava/lang/Object;
            astore 2 /* o */
        start local 2 // java.lang.Object o
         3: .line 236
            aload 0 /* this */
            getfield org.antlr.runtime.tree.CommonTreeNodeStream.adaptor:Lorg/antlr/runtime/tree/TreeAdaptor;
            aload 2 /* o */
            invokeinterface org.antlr.runtime.tree.TreeAdaptor.getType:(Ljava/lang/Object;)I
            istore 3 /* type */
        start local 3 // int type
         4: .line 237
            goto 10
         5: .line 238
      StackMap locals: java.lang.StringBuilder java.lang.Object int
      StackMap stack:
            aload 1 /* buf */
            ldc " "
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            pop
         6: .line 239
            aload 1 /* buf */
            iload 3 /* type */
            invokevirtual java.lang.StringBuilder.append:(I)Ljava/lang/StringBuilder;
            pop
         7: .line 240
            aload 0 /* this */
            invokevirtual org.antlr.runtime.tree.CommonTreeNodeStream.consume:()V
         8: .line 241
            aload 0 /* this */
            iconst_1
            invokevirtual org.antlr.runtime.tree.CommonTreeNodeStream.LT:(I)Ljava/lang/Object;
            astore 2 /* o */
         9: .line 242
            aload 0 /* this */
            getfield org.antlr.runtime.tree.CommonTreeNodeStream.adaptor:Lorg/antlr/runtime/tree/TreeAdaptor;
            aload 2 /* o */
            invokeinterface org.antlr.runtime.tree.TreeAdaptor.getType:(Ljava/lang/Object;)I
            istore 3 /* type */
        10: .line 237
      StackMap locals:
      StackMap stack:
            iload 3 /* type */
            iconst_m1
            if_icmpne 5
        11: .line 244
            aload 1 /* buf */
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            areturn
        end local 3 // int type
        end local 2 // java.lang.Object o
        end local 1 // java.lang.StringBuilder buf
        end local 0 // org.antlr.runtime.tree.CommonTreeNodeStream this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0   12     0  this  Lorg/antlr/runtime/tree/CommonTreeNodeStream;
            2   12     1   buf  Ljava/lang/StringBuilder;
            3   12     2     o  Ljava/lang/Object;
            4   12     3  type  I
}
Signature: Lorg/antlr/runtime/misc/LookaheadStream<Ljava/lang/Object;>;Lorg/antlr/runtime/tree/TreeNodeStream;Lorg/antlr/runtime/tree/PositionTrackingStream<Ljava/lang/Object;>;
SourceFile: "CommonTreeNodeStream.java"