myrequestprocessor.java

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package  com.hit.struts.action;


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

import org.apache.struts.action.RequestProcessor;
import org.apache.struts.upload.MultipartRequestWrapper;

public class MyRequestProcessor extends RequestProcessor {
	
	public MyRequestProcessor() {}
	
protected boolean processPreprocess( HttpServletRequest request,
                                     HttpServletResponse response ){
 
 try{
	if (request instanceof MultipartRequestWrapper){
		((MultipartRequestWrapper) request).getRequest().setCharacterEncoding("GBK");
	}
	else{
	  	request.setCharacterEncoding("GBK");
	}
 }
 catch(Exception ex){
	System.out.println("编码错误");
 }
 
 return true;
}

}