/*
 * #%L
 * BroadleafCommerce Common Libraries
 * %%
 * Copyright (C) 2009 - 2013 Broadleaf Commerce
 * %%
 * 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.
 * #L%
 */
package org.broadleafcommerce.common.web;

import org.springframework.ui.ModelMap;
import org.springframework.web.context.request.WebRequest;
import org.springframework.web.context.request.WebRequestInterceptor;

import javax.annotation.Resource;


/**
 * <p>Interceptor responsible for setting up the BroadleafRequestContext for the life of the request. This interceptor
 * should be the very first one in the list, as other interceptors might also use {@link BroadleafRequestContext}.</p>
 * 
 * <p>Note that in Servlet applications you should be using the {@link BroadleafRequestFilter}.</p>
 * 
 * @author Phillip Verheyden
 * @see {@link BroadleafRequestProcessor}
 * @see {@link BroadleafRequestContext}
 */
public class BroadleafRequestInterceptor implements WebRequestInterceptor {

    @Resource(name = "blRequestProcessor")
    protected BroadleafRequestProcessor requestProcessor;

    @Override
    public void preHandle(WebRequest request) throws Exception {
        requestProcessor.process(request);
    }

    @Override
    public void postHandle(WebRequest request, ModelMap model) throws Exception {
        //unimplemented
    }

    @Override
    public void afterCompletion(WebRequest request, Exception ex) throws Exception {
        requestProcessor.postProcess(request);
    }

}