harpoon.Tools.PatMat
Class Spec.Leaf

java.lang.Object
  harpoon.Tools.PatMat.Spec.Leaf

Direct Known Subclasses:

Spec.LeafId, Spec.LeafNull, Spec.LeafNumber, Spec.LeafOp, Spec.LeafSegType

Enclosing class:

Spec

public abstract static class Spec.Leaf
extends Object

Abstract representation of leaves in the instruction pattern.

Constructor Summary

Spec.Leaf()

Method Summary

abstract void	accept(Spec.LeafVisitor v) Applies v's visit method to this.
String	toBop()
String	toUop()

Methods inherited from class java.lang.Object

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

Constructor Detail

Spec.Leaf

public Spec.Leaf()

Method Detail

toBop

public String toBop()

toUop

public String toUop()

accept

public abstract void accept(Spec.LeafVisitor v)

Applies v's visit method to this. This is effectively a gludge to emulate multiple dispatch. Must be reimplemented by all subclasses of Spec.Leaf.
effects: Calls v.visit(this).

See Also:

"Design Patterns pgs. 331-344"