messagerecursivelistaction.java

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/*
 * Copyright 2003-2005 the original author or authors.
 * 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 com.jdon.jivejdon.presentation.action;

import javax.servlet.http.HttpServletRequest;

import org.apache.log4j.Logger;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionMapping;

import com.jdon.controller.WebAppUtil;
import com.jdon.controller.model.ModelIF;
import com.jdon.controller.model.PageIterator;
import com.jdon.jivejdon.model.ForumMessage;
import com.jdon.jivejdon.service.ForumMessageQueryService;
import com.jdon.jivejdon.service.ForumMessageService;
import com.jdon.strutsutil.ModelListAction;
import com.jdon.strutsutil.ModelListForm;

/**
 * @author <a href="mailto:banqJdon<AT>jdon.com">banq</a>
 *
 */
public class MessageRecursiveListAction extends ModelListAction {
    private final static Logger logger = Logger.getLogger(MessageRecursiveListAction.class);
    
    /* (non-Javadoc)
     * @see com.jdon.strutsutil.ModelListAction#getPageIterator(javax.servlet.http.HttpServletRequest, int, int)
     */
    public PageIterator getPageIterator(HttpServletRequest request, int start, int count) {
    	ForumMessageQueryService forumMessageQueryService = (ForumMessageQueryService) WebAppUtil.getService("forumMessageQueryService", request);
        String messageId = request.getParameter("messageId");
        if (messageId == null){
            logger.error(" getPageIterator error : messageId is null");  
            return new PageIterator();
        }
        return forumMessageQueryService.getRecursiveMessages(new Long(messageId), start, count);    
    }

    /* (non-Javadoc)
     * @see com.jdon.strutsutil.ModelListAction#findModelByKey(javax.servlet.http.HttpServletRequest, java.lang.Object)
     */
    public Object findModelIFByKey(HttpServletRequest request, Object key) {
        ForumMessageService forumMessageService = (ForumMessageService) WebAppUtil.getService("forumMessageService", request);
        return forumMessageService.findFilteredMessage((Long)key);
    }
    
    public void customizeListForm(ActionMapping actionMapping,
            ActionForm actionForm, HttpServletRequest request,
            ModelListForm modelListForm) throws Exception {
        ForumMessageService forumMessageService = (ForumMessageService) WebAppUtil.getService("forumMessageService", request);
        String messageId = request.getParameter("messageId");
        if (messageId == null){
            logger.error("customizeListForm error : messageId is null");            
        }
        ForumMessage forumParentMessage = forumMessageService.getMessage(new Long(messageId));
        modelListForm.setOneModel(forumParentMessage);
    }
    

}