kanga.syntaxtree
Class NodeOptional
java.lang.Object
kanga.syntaxtree.NodeOptional
- All Implemented Interfaces:
- java.io.Serializable, Node
public class NodeOptional
- extends java.lang.Object
- implements Node
Represents an grammar optional node, e.g. ( A )? or [ A ]
- See Also:
- Serialized Form
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
node
public Node node
NodeOptional
public NodeOptional()
NodeOptional
public NodeOptional(Node n)
addNode
public void addNode(Node n)
accept
public void accept(Visitor v)
- Specified by:
accept
in interface Node
accept
public <R,A> R accept(GJVisitor<R,A> v,
A argu)
- Specified by:
accept
in interface Node
accept
public <R> R accept(GJNoArguVisitor<R> v)
- Specified by:
accept
in interface Node
accept
public <A> void accept(GJVoidVisitor<A> v,
A argu)
- Specified by:
accept
in interface Node
present
public boolean present()