/**
* Copyright (C) 2012 JBoss Inc
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.jboss.dashboard.ui;
import org.jboss.dashboard.displayer.DataDisplayerRenderer;
import org.jboss.dashboard.displayer.DataDisplayerType;
import org.jboss.dashboard.ui.components.*;
import org.jboss.dashboard.displayer.DataDisplayer;
import org.jboss.dashboard.provider.DataProviderType;
import org.jboss.dashboard.commons.cdi.CDIBeanLocator;
import org.jboss.dashboard.ui.taglib.factory.GenericFactoryTag;
import javax.enterprise.context.ApplicationScoped;
import javax.inject.Named;
import javax.servlet.ServletRequest;
/**
* The locator service for several UI beans.
*/
@ApplicationScoped
@Named("UIBeanLocator")
public class UIBeanLocator {
public static UIBeanLocator lookup() {
return (UIBeanLocator) CDIBeanLocator.getBeanByName("UIBeanLocator");
}
/**
* Get the bean instance being rendered.
* <p>When invoked from a JSP it returns the bean instance owner of that JSP.</p>
*/
public UIBeanHandler getCurrentBean(ServletRequest request) {
return (UIBeanHandler) request.getAttribute(GenericFactoryTag.CURRENT_BEAN);
}
/**
* Get the editor component for the specified data provider.
*/
public DataProviderEditor getEditor(DataProviderType target) {
String beanName = target.getUid() + "_editor";
return (DataProviderEditor) CDIBeanLocator.getBeanByName(beanName);
}
/**
* Get the editor component for the specified data displayer.
*/
public DataDisplayerEditor getEditor(DataDisplayer target) {
DataDisplayerType type = target.getDataDisplayerType();
String beanName = type.getUid() + "_editor";
DataDisplayerEditor editor = (DataDisplayerEditor) CDIBeanLocator.getBeanByName(beanName);
editor.setDataDisplayer(target);
return editor;
}
/**
* Get the viewer component for the specified data displayer.
*/
public DataDisplayerViewer getViewer(DataDisplayer target) {
DataDisplayerType type = target.getDataDisplayerType();
DataDisplayerRenderer lib = target.getDataDisplayerRenderer();
String beanName = lib.getUid() + "_" + type.getUid() + "_viewer";
DataDisplayerViewer viewer = (DataDisplayerViewer) CDIBeanLocator.getBeanByName(beanName);
viewer.setDataDisplayer(target);
return viewer;
}
}