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/*
* NewVariableResolver.java
*
* Created on April 29, 2006, 1:50 PM
*
* To change this template, choose Tools | Template Manager
* and open the template in the editor.
*/
package com.sun.faces.test.servlet30.customresolvers;
import com.sun.faces.util.Util;
import javax.faces.context.FacesContext;
import javax.faces.el.EvaluationException;
import javax.faces.el.VariableResolver;
import javax.servlet.ServletContext;
/**
*
* @author edburns
*/
public class NewVariableResolver extends VariableResolver {
private VariableResolver original = null;
/** Creates a new instance of NewVariableResolver */
public NewVariableResolver(VariableResolver original) {
this.original = original;
FacesContext.getCurrentInstance().getExternalContext().getApplicationMap().put("newVR", this);
}
public NewVariableResolver(VariableResolver original, FacesContext context) {
this.original = original;
context.getExternalContext().getApplicationMap().put("newVR", this);
}
public Object resolveVariable(FacesContext context, String name) throws EvaluationException {
Object result = null;
// This expects a plain old bean that is not configured as a Faces
// managed bean. However, an additional check is done to make sure
// that is not configured as a managed bean. So, we've resolved
// the name as a "non" managed bean, but want to do some additional
// checks to make sure that name does not also resolve to a
// managed bean.
//
if (name.equals("nonmanaged")) {
Object bean = null;
Object managedBean = null;
try {
Class clazz = Util.loadClass("com.sun.faces.systest.model.TestBean", context);
bean = clazz.newInstance();
} catch (Exception e) {
}
managedBean = original.resolveVariable(context, name);
if (bean == null) {
if (managedBean==null) {
return null;
} else {
result = managedBean;
}
} else {
result = bean;
}
return result;
}
if (name.equals("traceResolution")) {
Bean.captureStackTrace(context);
}
if (name.equals("custom")) {
result = "custom";
}
else {
result = original.resolveVariable(context, name);
}
return result;
}
}