www.pudn.com > java_search_engineer_develop.rar > SearchController.java

package sample.dw.paper.lucene.servlet; 
 
import java.io.IOException; 
import java.util.List; 
 
import javax.servlet.RequestDispatcher; 
import javax.servlet.ServletException; 
import javax.servlet.http.HttpServlet; 
import javax.servlet.http.HttpServletRequest; 
import javax.servlet.http.HttpServletResponse; 
 
import sample.dw.paper.lucene.search.SearchManager; 
 
/** 
 * This servlet is used to deal with the search request 
 * and return the search results to the client 
 */ 
public class SearchController extends HttpServlet{ 
     
	private static final long serialVersionUID = 1L; 
 
	public void doPost(HttpServletRequest request, HttpServletResponse response) 
                      throws IOException, ServletException{ 
    	String searchWord = toChinese(request.getParameter("searchWord")); 
    	SearchManager searchManager = new SearchManager(searchWord); 
    	List searchResult = null; 
    	searchResult = searchManager.search(); 
    	RequestDispatcher dispatcher = request.getRequestDispatcher("search.jsp"); 
    	request.setAttribute("searchResult",searchResult); 
    	dispatcher.forward(request, response); 
    } 
     
    public void doGet(HttpServletRequest request, HttpServletResponse response) 
                     throws IOException, ServletException{ 
        doPost(request, response); 
    }    
 
public static String toChinese(String strvalue) 
 { 
  try{ 
   if(strvalue==null) 
    return null; 
   else 
   { 
     strvalue = new String(strvalue.getBytes("ISO8859_1"), "UTF-8"); 
     return strvalue; 
   } 
  }catch(Exception e){ 
   return null; 
  } 
 } 
}