com.svincent.moksa
Class VariableCollector

java.lang.Object
  |
  +--com.svincent.moksa.WamObject
        |
        +--com.svincent.moksa.PrologTermVisitor
              |
              +--com.svincent.moksa.VariableCollector

public class VariableCollector

extends PrologTermVisitor

Collects all the variables out of an PrologTerm compoundTerm.

For debugging purposes. XXX Maybe move off to subpackage.

Inner classes inherited from class com.svincent.moksa.PrologTermVisitor

PrologTermVisitor.WamVisitorException

Field Summary

static VariableCollector

Inst

Constructor Summary

VariableCollector()

Method Summary

static java.util.Map	getVariableMap(PrologTerm a)
static java.util.Collection	getVariables(PrologTerm a) Primary interface method.
java.lang.Object	visitCompoundTerm(CompoundTerm v, java.lang.Object parm)
java.lang.Object	visitVariable(Variable v, java.lang.Object _l)

Methods inherited from class com.svincent.moksa.PrologTermVisitor

visitChildren, visitJavaTerm, visitPrologTerm, visitWamFloat, visitWamInteger

Methods inherited from class com.svincent.moksa.WamObject

tag, tag

Methods inherited from class java.lang.Object

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

Field Detail

Inst

public static final VariableCollector Inst

Constructor Detail

VariableCollector

public VariableCollector()

Method Detail

getVariables

public static java.util.Collection getVariables(PrologTerm a)

Primary interface method.

getVariableMap

public static java.util.Map getVariableMap(PrologTerm a)

visitVariable

public java.lang.Object visitVariable(Variable v,
                                      java.lang.Object _l)

Overrides:

visitVariable in class PrologTermVisitor

visitCompoundTerm

public java.lang.Object visitCompoundTerm(CompoundTerm v,
                                          java.lang.Object parm)

Overrides:

visitCompoundTerm in class PrologTermVisitor