com.sun.faces.application.annotation.ResourceHandler Maven / Gradle / Ivy
/*
* Copyright (c) 1997, 2018 Oracle and/or its affiliates. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v. 2.0, which is available at
* http://www.eclipse.org/legal/epl-2.0.
*
* This Source Code may also be made available under the following Secondary
* Licenses when the conditions for such availability set forth in the
* Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
* version 2 with the GNU Classpath Exception, which is available at
* https://www.gnu.org/software/classpath/license.html.
*
* SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
*/
package com.sun.faces.application.annotation;
import java.lang.reflect.Field;
import java.lang.reflect.Method;
import javax.annotation.Resource;
import javax.faces.context.FacesContext;
/**
* {@link RuntimeAnnotationHandler} responsible for processing Resource
* annotations.
*/
class ResourceHandler extends JndiHandler {
private Field[] fields;
private Resource[] fieldAnnotations;
private Method[] methods;
private Resource[] methodAnnotations;
public ResourceHandler(
Field[] fields, Resource[] fieldAnnotations,
Method[] methods, Resource[] methodAnnotations) {
this.fields = fields;
this.fieldAnnotations = fieldAnnotations;
this.methods = methods;
this.methodAnnotations = methodAnnotations;
}
@SuppressWarnings({"UnusedDeclaration"})
@Override
public void apply(FacesContext ctx, Object... params) {
Object object = params[0];
for (int i = 0; i < fields.length; i++) {
applyToField(ctx, fields[0], fieldAnnotations[0], object);
}
for (int i = 0; i < methods.length; i++) {
applyToMethod(ctx, methods[i], methodAnnotations[i], object);
}
}
private void applyToField(FacesContext facesContext, Field field, Resource resource, Object instance) {
Object value;
/*
if (resource.lookup() != null && !"".equals(resource.lookup().trim())) {
value = lookup(facesContext, resource.lookup());
} else
*/
if (resource.name() != null && !"".equals(resource.name().trim())) {
value = lookup(facesContext, JAVA_COMP_ENV + resource.name());
} else {
value = lookup(facesContext, field.getName());
}
setField(facesContext, field, instance, value);
}
private void applyToMethod(FacesContext facesContext, Method method, Resource resource, Object instance) {
if (method.getName().startsWith("set")) {
Object value = null;
/*
if (resource.lookup() != null && !"".equals(resource.lookup().trim())) {
value = lookup(facesContext, resource.lookup());
} else
*/
if (resource.name() != null && !"".equals(resource.name().trim())) {
value = lookup(facesContext, JAVA_COMP_ENV + resource.name());
}
invokeMethod(facesContext, method, instance, value);
}
}
}