Package com.singularsys.extensions.rewrite

Interface RewriteVisitor.ConstantRuleI

All Superinterfaces:

JepComponent, Serializable

All Known Implementing Classes:

SmallNumberRule

Enclosing class:

RewriteVisitor

public static interface RewriteVisitor.ConstantRuleI
extends JepComponent

Define a rule which may modify a constant node.

Since:

Jep 4.0

Method Summary

Modifier and Type	Method	Description
Node	apply(ASTConstant node)	Rewrites the node.
boolean	test(ASTConstant node)	Returns true if node needs to be rewritten, according to this rule.

Methods inherited from interface com.singularsys.jep.JepComponent

getLightWeightInstance, init

Method Details

test

boolean test(ASTConstant node)
      throws ParseException

Returns true if node needs to be rewritten, according to this rule.

Throws:

ParseException - if for some reason rewriting cannot be performed.

apply

Node apply(ASTConstant node)
    throws ParseException

Rewrites the node. Note a new node must be constructed rather than simply changing the value.

Throws:

ParseException