searchaction.java

来自「学JAVA时」· Java 代码 · 共 66 行

//Created by MyEclipse Struts
// XSL source (default): platform:/plugin/com.genuitec.eclipse.cross.easystruts.eclipse_4.0.0/xslt/JavaClass.xsl

package com.zhang.struts.action;

import java.util.*;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.apache.struts.action.Action;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;

import com.zhang.struts.dao.*;
import com.zhang.struts.form.SearchForm;

/** 
 * MyEclipse Struts
 * Creation date: 06-02-2006
 * 
 * XDoclet definition:
 * @struts.action path="/search" name="searchForm" input="/index.jsp" scope="request" validate="true"
 * @struts.action-forward name="fail" path="/fail.jsp"
 * @struts.action-forward name="succeed" path="/succeed.jsp"
 */
public class SearchAction extends Action {

	// --------------------------------------------------------- Instance Variables

	// --------------------------------------------------------- Methods

	/** 
	 * Method execute
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return ActionForward
	 */
	//查询书的Action
	public ActionForward execute(
		ActionMapping mapping,
		ActionForm form,
		HttpServletRequest request,
		HttpServletResponse response) {
		SearchForm searchForm = (SearchForm) form;
		
		String keyName = searchForm.getName();
		DBManager db = new DBManager();
		List bookList = db.searchBook(keyName);
		
		if(!bookList.isEmpty()){
			request.setAttribute("bookList",bookList);
			return mapping.findForward("succeed");
			
		}else{
			return mapping.findForward("fail");
		}
	
	}

}