helloaction.java

来自「hellp高级代码fajklsfdalf」· Java 代码 · 共 37 行

package hello;
import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;
import javax.servlet.http.HttpServletResponse;

import org.apache.struts.action.Action;
import org.apache.struts.action.ActionMessage;
import org.apache.struts.action.ActionMessages;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.util.MessageResources;

public final class HelloAction extends Action{
	public ActionForward execute(ActionMapping mapping,ActionForm form,
			HttpServletRequest request,HttpServletResponse response)
	throws Exception{
		MessageResources messages=getResources(request);
		ActionMessages errors=new ActionMessages();
		String userName=(String)((HelloForm)form).getUserName();
		String badUserName="Monster";
		if(userName.equalsIgnoreCase(badUserName)){
			errors.add("username",new ActionMessage("hello.dont.talk.to.monster",badUserName));
			saveErrors(request,errors);
			return(new ActionForward(mapping.getInput()));
		}
		PersonBean pb=new PersonBean();
		pb.setUserName(userName);
		pb.saveToPersistentStore();
		request.setAttribute(Constants.PERSON_KEY,pb);
		return(mapping.findForward("SayHello"));
	}

}