Java tutorial
/* * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you under the Apache License, Version 2.0 (the * "License"); you may not use this file except in compliance * with the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.glaf.base.modules.sys.springmvc; import java.io.IOException; import java.util.Collections; import java.util.Iterator; import java.util.List; import java.util.Map; import javax.servlet.http.HttpServletRequest; import org.apache.commons.lang3.StringUtils; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; import org.springframework.stereotype.Controller; import org.springframework.ui.ModelMap; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RequestMethod; import org.springframework.web.bind.annotation.RequestParam; import org.springframework.web.bind.annotation.ResponseBody; import org.springframework.web.servlet.ModelAndView; import com.alibaba.fastjson.JSONArray; import com.alibaba.fastjson.JSONObject; import com.glaf.base.modules.BaseDataManager; import com.glaf.base.modules.Constants; import com.glaf.base.modules.sys.model.Dictory; import com.glaf.base.modules.sys.model.DictoryDefinition; import com.glaf.base.modules.sys.model.SysTree; import com.glaf.base.modules.sys.query.DictoryQuery; import com.glaf.base.modules.sys.service.DictoryDefinitionService; import com.glaf.base.modules.sys.service.DictoryService; import com.glaf.base.modules.sys.service.SysTreeService; import com.glaf.base.utils.ParamUtil; import com.glaf.core.config.ViewProperties; import com.glaf.core.execution.MultiDBHibernateSchemaUpdate; import com.glaf.core.res.MessageUtils; import com.glaf.core.res.ViewMessage; import com.glaf.core.res.ViewMessages; import com.glaf.core.util.JsonUtils; import com.glaf.core.util.PageResult; import com.glaf.core.util.Paging; import com.glaf.core.util.ParamUtils; import com.glaf.core.util.RequestUtils; import com.glaf.core.util.ResponseUtils; import com.glaf.core.util.Tools; @Controller("/sys/dictory") @RequestMapping("/sys/dictory.do") public class SysDictoryController { private static final Log logger = LogFactory.getLog(SysDictoryController.class); protected DictoryDefinitionService dictoryDefinitionService; private DictoryService dictoryService; private SysTreeService sysTreeService; /** * ?? * * @param request * @param modelMap * @return */ @RequestMapping(params = "method=batchDelete") public ModelAndView batchDelete(HttpServletRequest request, ModelMap modelMap) { RequestUtils.setRequestParameterToAttribute(request); boolean ret = true; long[] id = ParamUtil.getLongParameterValues(request, "id"); ret = dictoryService.deleteAll(id); ViewMessages messages = new ViewMessages(); if (ret) {// ?? messages.add(ViewMessages.GLOBAL_MESSAGE, new ViewMessage("dictory.delete_success")); } else { // messages.add(ViewMessages.GLOBAL_MESSAGE, new ViewMessage("dictory.delete_failure")); } MessageUtils.addMessages(request, messages); return new ModelAndView("show_msg2", modelMap); } @RequestMapping(params = "method=json") @ResponseBody public byte[] json(HttpServletRequest request) throws IOException { Map<String, Object> params = RequestUtils.getParameterMap(request); DictoryQuery query = new DictoryQuery(); query.setNodeId(-1L); Tools.populate(query, params); String gridType = ParamUtils.getString(params, "gridType"); if (gridType == null) { gridType = "easyui"; } int start = 0; int limit = 10; String orderName = null; String order = null; int pageNo = ParamUtils.getInt(params, "page"); limit = ParamUtils.getInt(params, "rows"); start = (pageNo - 1) * limit; orderName = ParamUtils.getString(params, "sortName"); order = ParamUtils.getString(params, "sortOrder"); if (start < 0) { start = 0; } if (limit <= 0) { limit = Paging.DEFAULT_PAGE_SIZE; } JSONObject result = new JSONObject(); int total = dictoryService.getDictoryCountByQueryCriteria(query); if (total > 0) { result.put("total", total); result.put("totalCount", total); result.put("totalRecords", total); result.put("start", start); result.put("startIndex", start); result.put("limit", limit); result.put("pageSize", limit); if (StringUtils.isNotEmpty(orderName)) { query.setSortOrder(orderName); if (StringUtils.equals(order, "desc")) { query.setSortOrder(" desc "); } } List<Dictory> list = dictoryService.getDictorysByQueryCriteria(start, limit, query); if (list != null && !list.isEmpty()) { JSONArray rowsJSON = new JSONArray(); result.put("rows", rowsJSON); for (Dictory dictory : list) { JSONObject rowJSON = dictory.toJsonObject(); rowJSON.put("id", dictory.getId()); rowJSON.put("startIndex", ++start); rowsJSON.add(rowJSON); } } } else { result.put("total", total); result.put("totalCount", total); JSONArray rowsJSON = new JSONArray(); result.put("rows", rowsJSON); } return result.toString().getBytes("UTF-8"); } @RequestMapping public ModelAndView list(HttpServletRequest request, ModelMap modelMap) { RequestUtils.setRequestParameterToAttribute(request); String x_query = request.getParameter("x_query"); if (StringUtils.equals(x_query, "true")) { Map<String, Object> paramMap = RequestUtils.getParameterMap(request); String x_complex_query = JsonUtils.encode(paramMap); x_complex_query = RequestUtils.encodeString(x_complex_query); request.setAttribute("x_complex_query", x_complex_query); } else { request.setAttribute("x_complex_query", ""); } String x_view = ViewProperties.getString("dictory.list"); if (StringUtils.isNotEmpty(x_view)) { return new ModelAndView(x_view, modelMap); } String view = request.getParameter("view"); if (StringUtils.isNotEmpty(view)) { return new ModelAndView(view, modelMap); } return new ModelAndView("/modules/sys/dictory/list", modelMap); } /** * ? * * @param request * @param modelMap * @return */ @RequestMapping(params = "method=loadDictory") public ModelAndView loadDictory(HttpServletRequest request, ModelMap modelMap) { RequestUtils.setRequestParameterToAttribute(request); String x_view = ViewProperties.getString("dictory.loadDictory"); if (StringUtils.isNotEmpty(x_view)) { return new ModelAndView(x_view, modelMap); } return new ModelAndView("/modules/sys/dictory/dictory_load", modelMap); } /** * ? * * @param request * @param modelMap * @return */ @RequestMapping(params = "method=prepareAdd") public ModelAndView prepareAdd(HttpServletRequest request, ModelMap modelMap) { // ? RequestUtils.setRequestParameterToAttribute(request); request.removeAttribute("parent"); Map<String, Object> params = RequestUtils.getParameterMap(request); Long nodeId = ParamUtils.getLong(params, "parent"); if (nodeId > 0) { List<DictoryDefinition> list = dictoryDefinitionService.getDictoryDefinitions(nodeId, "sys_dictory"); if (list != null && !list.isEmpty()) { Collections.sort(list); request.setAttribute("list", list); } } String x_view = ViewProperties.getString("dictory.prepareAdd"); if (StringUtils.isNotEmpty(x_view)) { return new ModelAndView(x_view, modelMap); } return new ModelAndView("/modules/sys/dictory/dictory_add", modelMap); } /** * ? * * @param request * @param modelMap * @return */ @RequestMapping(params = "method=prepareModify") public ModelAndView prepareModify(HttpServletRequest request, ModelMap modelMap) { RequestUtils.setRequestParameterToAttribute(request); request.removeAttribute("parent"); long id = ParamUtil.getIntParameter(request, "id", 0); Dictory bean = dictoryService.find(id); request.setAttribute("bean", bean); long nodeId = ParamUtil.getLongParameter(request, "parent", 0); if (bean != null && bean.getNodeId() > 0) { nodeId = bean.getNodeId(); } if (nodeId > 0) { List<DictoryDefinition> list = dictoryDefinitionService.getDictoryDefinitions(nodeId, "sys_dictory"); if (list != null && !list.isEmpty()) { if (bean != null) { Map<String, Object> dataMap = Tools.getDataMap(bean); for (DictoryDefinition d : list) { Object value = dataMap.get(d.getName()); d.setValue(value); } } Collections.sort(list); request.setAttribute("list", list); } } if (bean == null) { SysTree parent = sysTreeService.getSysTreeByCode(Constants.TREE_DICTORY); List<SysTree> list = new java.util.ArrayList<SysTree>(); parent.setDeep(0); list.add(parent); sysTreeService.loadSysTrees(list, parent.getId(), 1); request.setAttribute("parent", list); } String x_view = ViewProperties.getString("dictory.prepareModify"); if (StringUtils.isNotEmpty(x_view)) { return new ModelAndView(x_view, modelMap); } return new ModelAndView("/modules/sys/dictory/dictory_modify", modelMap); } /** * ??? * * @param request * @param modelMap * @return */ @RequestMapping(params = "method=saveAdd") public ModelAndView saveAdd(HttpServletRequest request, ModelMap modelMap) { Map<String, Object> params = RequestUtils.getParameterMap(request); logger.debug("params:" + params); Dictory bean = new Dictory(); try { Tools.populate(bean, params); } catch (Exception ex) { ex.printStackTrace(); } bean.setCreateBy(RequestUtils.getActorId(request)); ViewMessages messages = new ViewMessages(); if (dictoryService.create(bean)) {// ?? BaseDataManager.getInstance().loadDictInfo(); messages.add(ViewMessages.GLOBAL_MESSAGE, new ViewMessage("dictory.add_success")); } else {// ? messages.add(ViewMessages.GLOBAL_MESSAGE, new ViewMessage("dictory.add_failure")); } MessageUtils.addMessages(request, messages); request.setAttribute("url", "dictory.do?method=showList"); return new ModelAndView("show_msg", modelMap); } /** * ?? * * @param request * @param modelMap * @return */ @RequestMapping(params = "method=saveLoadDictory", method = RequestMethod.POST) public ModelAndView saveLoadDictory(HttpServletRequest request, ModelMap modelMap) { MultiDBHibernateSchemaUpdate schema = new MultiDBHibernateSchemaUpdate(); schema.execute(); BaseDataManager.getInstance().refreshBaseData(); ViewMessages messages = new ViewMessages(); messages.add(ViewMessages.GLOBAL_MESSAGE, new ViewMessage("dictory.reload_success")); MessageUtils.addMessages(request, messages); String x_view = ViewProperties.getString("dictory.saveLoadDictory"); if (StringUtils.isNotEmpty(x_view)) { return new ModelAndView(x_view, modelMap); } // ? return new ModelAndView("/modules/sys/dictory/dictory_load", modelMap); } /** * ??? * * @param request * @param modelMap * @return */ @RequestMapping(params = "method=saveModify") public ModelAndView saveModify(HttpServletRequest request, ModelMap modelMap) { Map<String, Object> params = RequestUtils.getParameterMap(request); long id = ParamUtil.getIntParameter(request, "id", 0); Dictory bean = dictoryService.find(id); logger.debug("params:" + params); try { Tools.populate(bean, params); } catch (Exception ex) { ex.printStackTrace(); } bean.setUpdateBy(RequestUtils.getActorId(request)); ViewMessages messages = new ViewMessages(); if (dictoryService.update(bean)) {// ?? BaseDataManager.getInstance().loadDictInfo(); messages.add(ViewMessages.GLOBAL_MESSAGE, new ViewMessage("dictory.modify_success")); } else {// ? messages.add(ViewMessages.GLOBAL_MESSAGE, new ViewMessage("dictory.modify_failure")); } MessageUtils.addMessages(request, messages); return new ModelAndView("show_msg", modelMap); } @javax.annotation.Resource public void setDictoryDefinitionService(DictoryDefinitionService dictoryDefinitionService) { this.dictoryDefinitionService = dictoryDefinitionService; } @javax.annotation.Resource public void setDictoryService(DictoryService dictoryService) { this.dictoryService = dictoryService; } @javax.annotation.Resource public void setSysTreeService(SysTreeService sysTreeService) { this.sysTreeService = sysTreeService; } /** * ? * * @param request * @param modelMap * @return */ @RequestMapping(params = "method=showDictData") public ModelAndView showDictData(HttpServletRequest request, ModelMap modelMap) { RequestUtils.setRequestParameterToAttribute(request); ModelAndView view = null; String code = ParamUtil.getParameter(request, "code"); Iterator<?> iter = null; long parent = ParamUtil.getLongParameter(request, "parent", -1); if (!(parent == -1)) { } else { iter = BaseDataManager.getInstance().getList(code); view = new ModelAndView("/modules/sys/dictory/dictory_select", modelMap); } request.setAttribute("list", iter); // ? return view; } /** * ? * * @param request * @param modelMap * @return */ @RequestMapping(params = "method=showFrame") public ModelAndView showFrame(HttpServletRequest request, ModelMap modelMap) { RequestUtils.setRequestParameterToAttribute(request); SysTree bean = sysTreeService.getSysTreeByCode(Constants.TREE_DICTORY); request.setAttribute("parent", bean.getId() + ""); String x_view = ViewProperties.getString("dictory.showFrame"); if (StringUtils.isNotEmpty(x_view)) { return new ModelAndView(x_view, modelMap); } return new ModelAndView("/modules/sys/dictory/dictory_frame", modelMap); } /** * * * @param request * @param modelMap * @return */ @RequestMapping(params = "method=showList") public ModelAndView showList(HttpServletRequest request, ModelMap modelMap) { RequestUtils.setRequestParameterToAttribute(request); int parent = ParamUtil.getIntParameter(request, "parent", 0); int pageNo = ParamUtil.getIntParameter(request, "page_no", 1); int pageSize = ParamUtil.getIntParameter(request, "page_size", 10); PageResult pager = dictoryService.getDictoryList(parent, pageNo, pageSize); request.setAttribute("pager", pager); String x_view = ViewProperties.getString("dictory.showList"); if (StringUtils.isNotEmpty(x_view)) { return new ModelAndView(x_view, modelMap); } // ? return new ModelAndView("/modules/sys/dictory/dictory_list", modelMap); } @ResponseBody @RequestMapping(params = "method=sort") public byte[] sort(@RequestParam(value = "parent") int parent, @RequestParam(value = "id") int id, @RequestParam(value = "operate") int operate) { logger.info("parent:" + parent + "; id:" + id + "; operate:" + operate); try { Dictory bean = dictoryService.find(id); dictoryService.sort(parent, bean, operate); return ResponseUtils.responseJsonResult(true); } catch (Exception ex) { ex.printStackTrace(); } return ResponseUtils.responseJsonResult(false); } }