Package com.vst.webapp.action

Source Code of com.vst.webapp.action.UserController

package com.vst.webapp.action;

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

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

import com.vst.Constants;
import com.vst.model.User;
import com.vst.service.UserManager;

import org.springframework.web.servlet.ModelAndView;
import org.springframework.web.servlet.mvc.Controller;

import java.util.ResourceBundle;


/**
* Simple class to retrieve a list of users from the database.
* <p/>
* <p>
* <a href="UserController.java.html"><i>View Source</i></a>
* </p>
*
* @author <a href="mailto:matt@raibledesigns.com">Matt Raible</a>
*/
public class UserController implements Controller {
    private transient final Log log = LogFactory.getLog(UserController.class);
    private UserManager mgr = null;

    public void setUserManager(UserManager userManager) {
        this.mgr = userManager;
    }

    public ModelAndView handleRequest(HttpServletRequest request,
                                      HttpServletResponse response)
            throws Exception {
        if (log.isDebugEnabled()) {
            log.debug("entering 'handleRequest' method...");
        }

        String pageNumber = request.getParameter("d-149542-p");
        if (pageNumber != null) {
            request.setAttribute("pageNumber", "d-149542-p=" + pageNumber);
        }
        if (request.getParameter("delete") != null) {
            boolean hasFatalError = false;
            String userId = request.getParameter("id");
            ResourceBundle bundle = ResourceBundle.getBundle("ApplicationResources");

            try {
                mgr.removeUser(userId);

                request.setAttribute("message", bundle.getString("user.deleted"));

            } catch (Exception e) {
                hasFatalError = true;
            }
            if (hasFatalError) {
                request.setAttribute("errormessage", bundle.getString("commonMistake"));
            }
        }
        return new ModelAndView("userList", Constants.USER_LIST, mgr.getUsers(new User()));
    }
}
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