org.omnifaces.resourcehandler.GraphicResourceHandler Maven / Gradle / Ivy
/*
* Copyright 2020 OmniFaces
*
* 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
*
* https://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.omnifaces.resourcehandler;
import static org.omnifaces.util.Faces.getRequestParameter;
import static org.omnifaces.util.Faces.getRequestParameterValues;
import javax.faces.application.Resource;
import javax.faces.application.ResourceHandler;
/**
*
* This {@link ResourceHandler} implementation deals with {@link GraphicResource} requests.
*
* @author Bauke Scholtz
* @since 2.0
*/
public class GraphicResourceHandler extends DefaultResourceHandler {
// Constants ------------------------------------------------------------------------------------------------------
/** The default library name of a graphic resource. Make sure that this is never used for other libraries. */
public static final String LIBRARY_NAME = "omnifaces.graphic";
// Constructors ---------------------------------------------------------------------------------------------------
/**
* Creates a new instance of this graphic resource handler which wraps the given resource handler.
* @param wrapped The resource handler to be wrapped.
*/
public GraphicResourceHandler(ResourceHandler wrapped) {
super(wrapped);
}
// Actions --------------------------------------------------------------------------------------------------------
/**
* Returns {@link #LIBRARY_NAME}.
*/
@Override
public String getLibraryName() {
return LIBRARY_NAME;
}
/**
* Returns a new {@link GraphicResource}.
*/
@Override
public Resource createResourceFromLibrary(String resourceName, String contentType) {
return new GraphicResource(resourceName, getRequestParameterValues("p"), getRequestParameter("v"));
}
}