org.antlr/antlr4-runtime/4.7.2 : org/antlr/v4/runtime/tree/ParseTreeWalker.class

ParseTreeWalker
http://www.antlr.org/antlr4-runtime: The ANTLR 4 Runtime (ANTLR)
The BSD License
Terence Parr
Sam Harwell
Eric Vergnaud
Peter Boyer
Jim Idle
Mike Lischke
Tom Everett
public class org.antlr.v4.runtime.tree.ParseTreeWalker
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.antlr.v4.runtime.tree.ParseTreeWalker
  super_class: java.lang.Object
{
  public static final org.antlr.v4.runtime.tree.ParseTreeWalker DEFAULT;
    descriptor: Lorg/antlr/v4/runtime/tree/ParseTreeWalker;
    flags: (0x0019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=2, locals=0, args_size=0
         0: .line 13
            new org.antlr.v4.runtime.tree.ParseTreeWalker
            dup
            invokespecial org.antlr.v4.runtime.tree.ParseTreeWalker.<init>:()V
            putstatic org.antlr.v4.runtime.tree.ParseTreeWalker.DEFAULT:Lorg/antlr/v4/runtime/tree/ParseTreeWalker;
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public void <init>();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.antlr.v4.runtime.tree.ParseTreeWalker this
         0: .line 12
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
            return
        end local 0 // org.antlr.v4.runtime.tree.ParseTreeWalker this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/antlr/v4/runtime/tree/ParseTreeWalker;

  public void walk(org.antlr.v4.runtime.tree.ParseTreeListener, org.antlr.v4.runtime.tree.ParseTree);
    descriptor: (Lorg/antlr/v4/runtime/tree/ParseTreeListener;Lorg/antlr/v4/runtime/tree/ParseTree;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=6, args_size=3
        start local 0 // org.antlr.v4.runtime.tree.ParseTreeWalker this
        start local 1 // org.antlr.v4.runtime.tree.ParseTreeListener listener
        start local 2 // org.antlr.v4.runtime.tree.ParseTree t
         0: .line 16
            aload 2 /* t */
            instanceof org.antlr.v4.runtime.tree.ErrorNode
            ifeq 3
         1: .line 17
            aload 1 /* listener */
            aload 2 /* t */
            checkcast org.antlr.v4.runtime.tree.ErrorNode
            invokeinterface org.antlr.v4.runtime.tree.ParseTreeListener.visitErrorNode:(Lorg/antlr/v4/runtime/tree/ErrorNode;)V
         2: .line 18
            return
         3: .line 20
      StackMap locals:
      StackMap stack:
            aload 2 /* t */
            instanceof org.antlr.v4.runtime.tree.TerminalNode
            ifeq 6
         4: .line 21
            aload 1 /* listener */
            aload 2 /* t */
            checkcast org.antlr.v4.runtime.tree.TerminalNode
            invokeinterface org.antlr.v4.runtime.tree.ParseTreeListener.visitTerminal:(Lorg/antlr/v4/runtime/tree/TerminalNode;)V
         5: .line 22
            return
         6: .line 24
      StackMap locals:
      StackMap stack:
            aload 2 /* t */
            checkcast org.antlr.v4.runtime.tree.RuleNode
            astore 3 /* r */
        start local 3 // org.antlr.v4.runtime.tree.RuleNode r
         7: .line 25
            aload 0 /* this */
            aload 1 /* listener */
            aload 3 /* r */
            invokevirtual org.antlr.v4.runtime.tree.ParseTreeWalker.enterRule:(Lorg/antlr/v4/runtime/tree/ParseTreeListener;Lorg/antlr/v4/runtime/tree/RuleNode;)V
         8: .line 26
            aload 3 /* r */
            invokeinterface org.antlr.v4.runtime.tree.RuleNode.getChildCount:()I
            istore 4 /* n */
        start local 4 // int n
         9: .line 27
            iconst_0
            istore 5 /* i */
        start local 5 // int i
        10: goto 13
        11: .line 28
      StackMap locals: org.antlr.v4.runtime.tree.RuleNode int int
      StackMap stack:
            aload 0 /* this */
            aload 1 /* listener */
            aload 3 /* r */
            iload 5 /* i */
            invokeinterface org.antlr.v4.runtime.tree.RuleNode.getChild:(I)Lorg/antlr/v4/runtime/tree/ParseTree;
            invokevirtual org.antlr.v4.runtime.tree.ParseTreeWalker.walk:(Lorg/antlr/v4/runtime/tree/ParseTreeListener;Lorg/antlr/v4/runtime/tree/ParseTree;)V
        12: .line 27
            iinc 5 /* i */ 1
      StackMap locals:
      StackMap stack:
        13: iload 5 /* i */
            iload 4 /* n */
            if_icmplt 11
        end local 5 // int i
        14: .line 30
            aload 0 /* this */
            aload 1 /* listener */
            aload 3 /* r */
            invokevirtual org.antlr.v4.runtime.tree.ParseTreeWalker.exitRule:(Lorg/antlr/v4/runtime/tree/ParseTreeListener;Lorg/antlr/v4/runtime/tree/RuleNode;)V
        15: .line 31
            return
        end local 4 // int n
        end local 3 // org.antlr.v4.runtime.tree.RuleNode r
        end local 2 // org.antlr.v4.runtime.tree.ParseTree t
        end local 1 // org.antlr.v4.runtime.tree.ParseTreeListener listener
        end local 0 // org.antlr.v4.runtime.tree.ParseTreeWalker this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0   16     0      this  Lorg/antlr/v4/runtime/tree/ParseTreeWalker;
            0   16     1  listener  Lorg/antlr/v4/runtime/tree/ParseTreeListener;
            0   16     2         t  Lorg/antlr/v4/runtime/tree/ParseTree;
            7   16     3         r  Lorg/antlr/v4/runtime/tree/RuleNode;
            9   16     4         n  I
           10   14     5         i  I
    MethodParameters:
          Name  Flags
      listener  
      t         

  protected void enterRule(org.antlr.v4.runtime.tree.ParseTreeListener, org.antlr.v4.runtime.tree.RuleNode);
    descriptor: (Lorg/antlr/v4/runtime/tree/ParseTreeListener;Lorg/antlr/v4/runtime/tree/RuleNode;)V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=2, locals=4, args_size=3
        start local 0 // org.antlr.v4.runtime.tree.ParseTreeWalker this
        start local 1 // org.antlr.v4.runtime.tree.ParseTreeListener listener
        start local 2 // org.antlr.v4.runtime.tree.RuleNode r
         0: .line 40
            aload 2 /* r */
            invokeinterface org.antlr.v4.runtime.tree.RuleNode.getRuleContext:()Lorg/antlr/v4/runtime/RuleContext;
            checkcast org.antlr.v4.runtime.ParserRuleContext
            astore 3 /* ctx */
        start local 3 // org.antlr.v4.runtime.ParserRuleContext ctx
         1: .line 41
            aload 1 /* listener */
            aload 3 /* ctx */
            invokeinterface org.antlr.v4.runtime.tree.ParseTreeListener.enterEveryRule:(Lorg/antlr/v4/runtime/ParserRuleContext;)V
         2: .line 42
            aload 3 /* ctx */
            aload 1 /* listener */
            invokevirtual org.antlr.v4.runtime.ParserRuleContext.enterRule:(Lorg/antlr/v4/runtime/tree/ParseTreeListener;)V
         3: .line 43
            return
        end local 3 // org.antlr.v4.runtime.ParserRuleContext ctx
        end local 2 // org.antlr.v4.runtime.tree.RuleNode r
        end local 1 // org.antlr.v4.runtime.tree.ParseTreeListener listener
        end local 0 // org.antlr.v4.runtime.tree.ParseTreeWalker this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0    4     0      this  Lorg/antlr/v4/runtime/tree/ParseTreeWalker;
            0    4     1  listener  Lorg/antlr/v4/runtime/tree/ParseTreeListener;
            0    4     2         r  Lorg/antlr/v4/runtime/tree/RuleNode;
            1    4     3       ctx  Lorg/antlr/v4/runtime/ParserRuleContext;
    MethodParameters:
          Name  Flags
      listener  
      r         

  protected void exitRule(org.antlr.v4.runtime.tree.ParseTreeListener, org.antlr.v4.runtime.tree.RuleNode);
    descriptor: (Lorg/antlr/v4/runtime/tree/ParseTreeListener;Lorg/antlr/v4/runtime/tree/RuleNode;)V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=2, locals=4, args_size=3
        start local 0 // org.antlr.v4.runtime.tree.ParseTreeWalker this
        start local 1 // org.antlr.v4.runtime.tree.ParseTreeListener listener
        start local 2 // org.antlr.v4.runtime.tree.RuleNode r
         0: .line 46
            aload 2 /* r */
            invokeinterface org.antlr.v4.runtime.tree.RuleNode.getRuleContext:()Lorg/antlr/v4/runtime/RuleContext;
            checkcast org.antlr.v4.runtime.ParserRuleContext
            astore 3 /* ctx */
        start local 3 // org.antlr.v4.runtime.ParserRuleContext ctx
         1: .line 47
            aload 3 /* ctx */
            aload 1 /* listener */
            invokevirtual org.antlr.v4.runtime.ParserRuleContext.exitRule:(Lorg/antlr/v4/runtime/tree/ParseTreeListener;)V
         2: .line 48
            aload 1 /* listener */
            aload 3 /* ctx */
            invokeinterface org.antlr.v4.runtime.tree.ParseTreeListener.exitEveryRule:(Lorg/antlr/v4/runtime/ParserRuleContext;)V
         3: .line 49
            return
        end local 3 // org.antlr.v4.runtime.ParserRuleContext ctx
        end local 2 // org.antlr.v4.runtime.tree.RuleNode r
        end local 1 // org.antlr.v4.runtime.tree.ParseTreeListener listener
        end local 0 // org.antlr.v4.runtime.tree.ParseTreeWalker this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0    4     0      this  Lorg/antlr/v4/runtime/tree/ParseTreeWalker;
            0    4     1  listener  Lorg/antlr/v4/runtime/tree/ParseTreeListener;
            0    4     2         r  Lorg/antlr/v4/runtime/tree/RuleNode;
            1    4     3       ctx  Lorg/antlr/v4/runtime/ParserRuleContext;
    MethodParameters:
          Name  Flags
      listener  
      r         
}
SourceFile: "ParseTreeWalker.java"
/

org.antlr/ antlr4-runtime/ 4.7.2/ org/antlr/v4/runtime/tree/ParseTreeWalker.class
