com.ercato.core.xml
Class XOperatorCommand

java.lang.Object
  com.ercato.core.xml.XOperatorCommand

public class XOperatorCommand
extends java.lang.Object

Field Summary

java.lang.String	encoding
java.lang.String	method

Constructor Summary

XOperatorCommand()

Method Summary

java.lang.Object	eval(java.lang.String expr) Evaluates an expression like 'a = ((b = c + d), b + f - e)'.
static void	main(java.lang.String[] args)
int	printResult(java.lang.Object result, boolean scripted, java.io.PrintStream out)

Methods inherited from class java.lang.Object

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

Field Detail

method

public java.lang.String method

encoding

public java.lang.String encoding

Constructor Detail

XOperatorCommand

public XOperatorCommand()

Method Detail

eval

public java.lang.Object eval(java.lang.String expr)
                      throws java.io.IOException

Evaluates an expression like 'a = ((b = c + d), b + f - e)'.

Parameters:

expr - the xoperator expression.

Returns:

a Document for most operators, or a Boolean for the '==' operator.

Throws:

java.io.IOException - when an input resource cannot be read

printResult

public int printResult(java.lang.Object result,
                       boolean scripted,
                       java.io.PrintStream out)
                throws java.lang.Exception

Throws:

java.lang.Exception

main

public static void main(java.lang.String[] args)
                 throws java.lang.Exception

Throws:

java.lang.Exception