//---------------------------------------------------------
// Application: Personal of System
// Author : eSingle
// File : BusinessAction.java
//
// Copyright 2002 LandSoft Corp.
// Generated at Mon Nov 18 10:18:19 CST 2002
// Created by caoguangxin
// mailto:gxcao@mail.tsinghua.edu.cn
//---------------------------------------------------------
package com.landsoft.personal.controller;
import javax.sql.*;
import java.util.*;
import org.apache.commons.logging.LogFactory;
import javax.servlet.http.*;
import javax.servlet.*;
import org.apache.struts.action.*;
import org.apache.struts.util.*;
import com.landsoft.personal.model.*;
import com.landsoft.personal.dao.*;
import com.landsoft.personal.util.*;
public class BusinessAction extends Action {
private org.apache.commons.logging.Log __log = LogFactory.getFactory().getInstance(this.getClass());
private static final int PAGE_LENGTH = 20;
public ActionForward execute(ActionMapping mapping, ActionForm form,
HttpServletRequest request, HttpServletResponse response) {
ActionForward myforward = null;
String myaction = mapping.getParameter();
if (isCancelled(request)) {
if (__log.isInfoEnabled()) {
__log.info(" [Business] " + mapping.getAttribute() + " - action was cancelled");
}
return mapping.findForward("cancel");
}
if (__log.isInfoEnabled()) {
__log.info(" [Business] action: "+myaction);
}
if ("".equalsIgnoreCase(myaction)) {
myforward = mapping.findForward("failure");
} else if ("VIEW".equalsIgnoreCase(myaction)) {
myforward = performView(mapping, form, request, response);
} else if ("EDIT".equalsIgnoreCase(myaction)) {
myforward = performEdit(mapping, form, request, response);
} else if ("ADD".equalsIgnoreCase(myaction)) {
myforward = performAdd(mapping, form, request, response);
} else if ("SAVE".equalsIgnoreCase(myaction)) {
myforward = performSave(mapping, form, request, response);
} else if ("REMOVE".equalsIgnoreCase(myaction)) {
myforward = performRemove(mapping, form, request, response);
} else if ("TRASH".equalsIgnoreCase(myaction)) {
myforward = performTrash(mapping, form, request, response);
} else if ("LIST".equalsIgnoreCase(myaction)) {
myforward = performList(mapping, form, request, response);
} else {
myforward = mapping.findForward("failure");
}
return myforward;
}
private ActionForward performList(ActionMapping mapping, ActionForm actionForm, HttpServletRequest request, HttpServletResponse response) {
try {
DataSource ds = (DataSource) servlet.getServletContext().getAttribute(Action.DATA_SOURCE_KEY);
BusinessDAO businessDAO = new BusinessDAO(ds);
int offset;
int length = PAGE_LENGTH;
String pageOffset = request.getParameter("pager.offset");
if (pageOffset == null || pageOffset.equals("")) {
offset = 0;
} else {
offset = Integer.parseInt(pageOffset);
}
List businesss = businessDAO.list(offset, length);
String[] objKeys = {"Business", "list"};
String objKey = CacheManager.createKey(objKeys);
Integer size = (Integer)SizeCacheManager.getCache(objKey);
if(size == null) {
size = new Integer(businessDAO.getSize("business", ""));
SizeCacheManager.putCache(size, objKey, 1);
}
String url = request.getContextPath()+"/"+mapping.getPath()+".do";
String pagerHeader = Pager.generate(offset, size.intValue(), length, url);
request.setAttribute("pagerHeader", pagerHeader);
request.setAttribute("BUSINESSS", businesss);
} catch (Exception e) {
generalError(request, e);
return mapping.findForward("failure");
}
return mapping.findForward("success");
}
private ActionForward performView(ActionMapping mapping, ActionForm actionForm, HttpServletRequest request, HttpServletResponse response) {
BusinessForm form = (BusinessForm) actionForm;
try {
DataSource ds = (DataSource) servlet.getServletContext().getAttribute(Action.DATA_SOURCE_KEY);
BusinessDAO businessDAO = new BusinessDAO(ds);
String businessname = request.getParameter("businessname");
Business business = businessDAO.retrieve(businessname);
if (business == null) {
ActionErrors aes = new ActionErrors();
aes.add(aes.GLOBAL_ERROR, new ActionError("error.object.notfound", "Business"));
saveErrors(request, aes);
if (__log.isErrorEnabled()) {
__log.error(" [Business] Object not found");
}
} else {
org.apache.commons.beanutils.BeanUtils.populate(form, org.apache.commons.beanutils.BeanUtils.describe(business));
}
} catch (Exception e) {
generalError(request, e);
return mapping.findForward("failure");
}
return mapping.findForward("success");
}
private ActionForward performSave(ActionMapping mapping, ActionForm actionForm, HttpServletRequest request, HttpServletResponse response) {
BusinessForm form = (BusinessForm) actionForm;
try {
DataSource ds = (DataSource) servlet.getServletContext().getAttribute(Action.DATA_SOURCE_KEY);
BusinessDAO businessDAO = new BusinessDAO(ds);
Business business = new Business();
org.apache.commons.beanutils.BeanUtils.populate(business, org.apache.commons.beanutils.BeanUtils.describe(form));
int strutsAction = form.getStrutsAction();
if (strutsAction == BusinessForm.ADD) {
String businessname = business.getBusinessname();
if (businessDAO.retrieve(businessname) == null) {
businessDAO.insert(business);
} else {
sqlDuplicateError(request, "Business");
return mapping.findForward("failure");
}
} else if (strutsAction == BusinessForm.EDIT) {
businessDAO.update(business);
}
} catch (Exception e) {
generalError(request, e);
return mapping.findForward("failure");
}
return mapping.findForward("success");
}
private ActionForward performEdit(ActionMapping mapping, ActionForm actionForm, HttpServletRequest request, HttpServletResponse response) {
BusinessForm form = (BusinessForm) actionForm;
form.setStrutsAction(BusinessForm.EDIT);
try {
DataSource ds = (DataSource) servlet.getServletContext().getAttribute(Action.DATA_SOURCE_KEY);
BusinessDAO businessDAO = new BusinessDAO(ds);
String businessname = request.getParameter("businessname");
Business business = businessDAO.retrieve(businessname);
org.apache.commons.beanutils.BeanUtils.populate(form, org.apache.commons.beanutils.BeanUtils.describe(business));
} catch (Exception e) {
generalError(request, e);
return mapping.findForward("failure");
}
return mapping.findForward("success");
}
private ActionForward performAdd(ActionMapping mapping, ActionForm actionForm, HttpServletRequest request, HttpServletResponse response) {
BusinessForm form = (BusinessForm) actionForm;
form.setStrutsAction(BusinessForm.ADD);
return mapping.findForward("success");
}
private ActionForward performRemove(ActionMapping mapping, ActionForm actionForm, HttpServletRequest request, HttpServletResponse response) {
return performView(mapping, actionForm, request, response);
}
private ActionForward performTrash(ActionMapping mapping, ActionForm actionForm, HttpServletRequest request, HttpServletResponse response) {
BusinessForm form = (BusinessForm) actionForm;
try {
DataSource ds = (DataSource) servlet.getServletContext().getAttribute(Action.DATA_SOURCE_KEY);
BusinessDAO businessDAO = new BusinessDAO(ds);
String businessname = request.getParameter("businessname");
businessDAO.delete(businessname);
} catch (Exception e) {
generalError(request, e);
return mapping.findForward("failure");
}
return mapping.findForward("success");
}
private void sqlDuplicateError(HttpServletRequest request, String objName) {
ActionErrors aes = new ActionErrors();
aes.add(aes.GLOBAL_ERROR, new ActionError("errors.database.duplicate", objName));
saveErrors(request, aes);
if (__log.isErrorEnabled()) {
__log.error(" [Business] Duplicate key Error - " + objName);
}
}
private void generalError(HttpServletRequest request, Exception e) {
ActionErrors aes = new ActionErrors();
aes.add(aes.GLOBAL_ERROR, new ActionError("error.general", e.getMessage()));
saveErrors(request, aes);
e.printStackTrace();
if (__log.isErrorEnabled()) {
__log.error(" [Business] Error - " + e.getMessage());
}
}
}
