Spring Framework example source code file (BaseActionForm.java)

This example Spring Framework source code file (BaseActionForm.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Spring Framework tags/keywords

actionerror, actionerrors, actionerrors, actionform, arraylist, arraylist, baseactionform, http, httpservletrequest, httpservletrequest, list, request, response, servlet, string, string, util

The Spring Framework BaseActionForm.java source code

package org.springframework.samples.jpetstore.web.struts;

import java.util.ArrayList;
import java.util.List;

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 BaseActionForm extends ActionForm {

  /* Public Methods */

  public ActionErrors validate(ActionMapping mapping, HttpServletRequest request) {
    ActionErrors actionErrors = null;
    ArrayList errorList = new ArrayList();
    doValidate(mapping, request, errorList);
    request.setAttribute("errors", errorList);
    if (!errorList.isEmpty()) {
      actionErrors = new ActionErrors();
      actionErrors.add(ActionErrors.GLOBAL_ERROR, new ActionError("global.error"));
    }
    return actionErrors;
  }

  public void doValidate(ActionMapping mapping, HttpServletRequest request, List errors) {
  }

  /* Protected Methods */

  protected void addErrorIfStringEmpty(List errors, String message, String value) {
    if (value == null || value.trim().length() < 1) {
      errors.add(message);
    }
  }

}