org.sc3d.apt.sss.v3
Class Tree.Terminal

java.lang.Object
  org.sc3d.apt.sss.v3.Tree
      org.sc3d.apt.sss.v3.Tree.Terminal

Enclosing class:

Tree

public static class Tree.Terminal
extends Tree

The subclass of Tree with 'isTerminal==true', which represents a single Token. In other words, this class represents a string that matches a Grammar.Terminal.

Nested Class Summary

Nested classes/interfaces inherited from class org.sc3d.apt.sss.v3.Tree

Tree.NonTerminal, Tree.Production, Tree.Terminal

Field Summary

Token

t The Token that the parser found.

Fields inherited from class org.sc3d.apt.sss.v3.Tree

isTerminal

Constructor Summary

Tree.Terminal(Token t)
Constructs a Terminal.

Method Summary

Tree	parse() If this Terminal represents a bracket, parses the contents and returns the parse-tree.

Methods inherited from class org.sc3d.apt.sss.v3.Tree

toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

t

public Token t

The Token that the parser found.

Constructor Detail

Tree.Terminal

public Tree.Terminal(Token t)

Constructs a Terminal.

Method Detail

parse

public Tree parse()

If this Terminal represents a bracket, parses the contents and returns the parse-tree. If there are any errors, this method attaches appropriate error messages to the sentence and returns 'null'. Do not call this method if this Terminal does not represent a bracket. The default implementation throws a RuntimeException.