org.drools.semantics.python
Class PythonExprVisitor

java.lang.Object
  Visitor
      org.drools.semantics.python.PythonExprVisitor

public class PythonExprVisitor
extends Visitor

Visits nodes in a Jython parse tree to extract the individual expression criteria.

Method Summary

java.lang.Object	eval_input(SimpleNode node) Visite the node.
java.lang.Object	visitName(Name node) Visit a Name node.

Methods inherited from class java.lang.Object

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

Method Detail

eval_input

public java.lang.Object eval_input(SimpleNode node)
                            throws java.lang.Exception

Visite the node.

Parameters:

node - The node.

Returns:

Set of variable names.

Throws:

java.lang.Exception - If an error occurs while traversing.

visitName

public java.lang.Object visitName(Name node)
                           throws java.lang.Exception

Visit a Name node.

Parameters:

node - The node.

Returns:

The node.

Throws:

java.lang.Exception - If an error occurs while traversing.