net.sf.jzeno.echo.script.expr
Class ExpressionUtils

java.lang.Object
  net.sf.jzeno.echo.script.expr.ExpressionUtils

public class ExpressionUtils
extends java.lang.Object

Utility functions for working with validation expressions.

Constructor Summary

ExpressionUtils()

Method Summary

static boolean	isValid(java.lang.String expression)
static org.antlr.runtime.tree.CommonTree	parseExpression(java.lang.String e)
static void	walkTree(org.antlr.runtime.tree.CommonTree node, TreeWalker walker)

Methods inherited from class java.lang.Object

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

Constructor Detail

ExpressionUtils

public ExpressionUtils()

Method Detail

isValid

public static boolean isValid(java.lang.String expression)

walkTree

public static void walkTree(org.antlr.runtime.tree.CommonTree node,
                            TreeWalker walker)

parseExpression

public static org.antlr.runtime.tree.CommonTree parseExpression(java.lang.String e)
                                                         throws org.antlr.runtime.RecognitionException

Throws:

org.antlr.runtime.RecognitionException