org.jbpm.jpdl.el.impl
Class ExpressionString

java.lang.Object
  org.jbpm.jpdl.el.impl.ExpressionString

public class ExpressionString
extends Object

Represents an expression String consisting of a mixture of Strings and Expressions.

Version:

$Change: 181177 $$DateTime: 2001/06/26 08:45:09 $$Author$

Author:

Nathan Abramson - Art Technology Group, Shawn Bayern

Constructor Summary

ExpressionString(Object[] pElements)
Constructor

Method Summary

String	evaluate(VariableResolver pResolver, FunctionMapper functions, Logger pLogger) Evaluates the expression string by evaluating each element, converting it to a String (using toString, or "" for null values) and concatenating the results into a single String.
Object[]	getElements()
String	getExpressionString() Returns the expression in the expression language syntax
void	setElements(Object[] pElements)

Methods inherited from class java.lang.Object

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

Constructor Detail

ExpressionString

public ExpressionString(Object[] pElements)

Constructor

Method Detail

getElements

public Object[] getElements()

setElements

public void setElements(Object[] pElements)

evaluate

public String evaluate(VariableResolver pResolver,
                       FunctionMapper functions,
                       Logger pLogger)
                throws ELException

Evaluates the expression string by evaluating each element, converting it to a String (using toString, or "" for null values) and concatenating the results into a single String.

Throws:

ELException

getExpressionString

public String getExpressionString()

Returns the expression in the expression language syntax