org.rhq.core.gui.util
Class FacesExpressionUtility

java.lang.Object
  org.rhq.core.gui.util.FacesExpressionUtility

public abstract class FacesExpressionUtility
extends Object

A set of utility methods for working with EL Expressions within a JSF application.

Author:

Ian Springer

Constructor Summary

FacesExpressionUtility()

Method Summary

static javax.el.MethodExpression	createMethodExpression(String expression, Class<?> expectedReturnType, Class<?>[] expectedParamTypes)
static javax.el.ValueExpression	createValueExpression(String expression, Class<?> expectedType)
static <T> T	getValue(String expressionString, Class<T> expectedType)
static <T> T	getValue(javax.el.ValueExpression valueExpression, Class<T> expectedType)
static void	setValue(javax.el.ValueExpression valueExpression, Object value)
static String	unwrapExpressionString(String configurationExpressionString)

Methods inherited from class java.lang.Object

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

Constructor Detail

FacesExpressionUtility

public FacesExpressionUtility()

Method Detail

createValueExpression

public static javax.el.ValueExpression createValueExpression(String expression,
                                                             Class<?> expectedType)

getValue

public static <T> T getValue(javax.el.ValueExpression valueExpression,
                             Class<T> expectedType)

getValue

public static <T> T getValue(String expressionString,
                             Class<T> expectedType)

setValue

public static void setValue(javax.el.ValueExpression valueExpression,
                            Object value)

createMethodExpression

public static javax.el.MethodExpression createMethodExpression(String expression,
                                                               Class<?> expectedReturnType,
                                                               Class<?>[] expectedParamTypes)

unwrapExpressionString

public static String unwrapExpressionString(String configurationExpressionString)