loginform.java

一本jsp自学教材

package user;
import javax.servlet.http.HttpSession;
import javax.servlet.http.HttpServletRequest;
import org.apache.struts.action.ActionError;
import org.apache.struts.action.ActionErrors;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionMapping;

public class LoginForm extends ActionForm{
  private String username;
  private String password;
  private String code;
  public String getUsername() {
  return username;
  }
  public void setUsername(String name) {
    username = name;
  }
  public void setPassword(String psw) {
    password = psw;
  }

  public String getPassword() {
  return password;
  }

  public void setCode(String code) {
  this.code = code;
}
public String getCode() {
 return code;
}

public ActionErrors validate(ActionMapping map, HttpServletRequest request) {
  ActionErrors errors=new ActionErrors ();
  HttpSession session=request.getSession();
  String code1=(String)session.getAttribute("code");
  if(!code.equals(code1)||code.length()==0){
    ActionError errorcode=new ActionError("error.code");
    errors.add("code",errorcode);
  }
  if(username==null||username.length()==0){
    ActionError err1= new ActionError ("error.username");
    errors.add("username",err1);
  }
  if(password==null||password.length()<4){
  ActionError err2= new ActionError ("error.password");
  errors.add("password",err2);
    }

  return  errors;
}
public void reset(ActionMapping actionMapping, HttpServletRequest httpServletRequest) {

  username = null;

  password = null;

  code = null;

}
}