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.rest; import java.io.IOException; import java.util.Date; import java.util.List; import java.util.Map; import javax.servlet.http.HttpServletRequest; import javax.ws.rs.GET; import javax.ws.rs.POST; import javax.ws.rs.Path; import javax.ws.rs.Produces; import javax.ws.rs.core.Context; import javax.ws.rs.core.MediaType; import javax.ws.rs.core.UriInfo; 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.web.bind.annotation.ResponseBody; import org.springframework.web.servlet.ModelAndView; import com.alibaba.fastjson.JSONArray; import com.alibaba.fastjson.JSONObject; import com.fasterxml.jackson.databind.node.ArrayNode; import com.glaf.base.modules.sys.model.SysDepartment; import com.glaf.base.modules.sys.model.SysTree; import com.glaf.base.modules.sys.query.SysDepartmentQuery; import com.glaf.base.modules.sys.query.SysTreeQuery; import com.glaf.base.modules.sys.service.SysDepartmentService; import com.glaf.base.modules.sys.service.SysTreeService; import com.glaf.base.utils.ParamUtil; import com.glaf.core.base.TreeModel; import com.glaf.core.res.MessageUtils; import com.glaf.core.res.ViewMessage; import com.glaf.core.res.ViewMessages; import com.glaf.core.tree.helper.JacksonTreeHelper; import com.glaf.core.util.Paging; import com.glaf.core.util.ParamUtils; import com.glaf.core.util.RequestUtils; import com.glaf.core.util.Tools; @Controller("/rs/sys/department") @Path("/rs/sys/department") public class SysDepartmentResource { private static final Log logger = LogFactory.getLog(SysDepartmentResource.class); protected SysDepartmentService sysDepartmentService; protected SysTreeService sysTreeService; /** * ?? * * @param request * @param uriInfo * @return */ @Path("batchDelete") @POST @Produces(MediaType.TEXT_PLAIN) public ModelAndView batchDelete(@Context HttpServletRequest request, @Context UriInfo uriInfo) { RequestUtils.setRequestParameterToAttribute(request); boolean ret = true; long[] id = ParamUtil.getLongParameterValues(request, "id"); ret = sysDepartmentService.deleteAll(id); ViewMessages messages = new ViewMessages(); if (ret) {// ?? messages.add(ViewMessages.GLOBAL_MESSAGE, new ViewMessage("department.delete_success")); } else {// ? messages.add(ViewMessages.GLOBAL_MESSAGE, new ViewMessage("department.delete_failure")); } MessageUtils.addMessages(request, messages); // ? return new ModelAndView("show_json_msg"); } @POST @GET @Path("json") @Produces({ MediaType.APPLICATION_OCTET_STREAM }) @ResponseBody public byte[] json(@Context HttpServletRequest request, @Context UriInfo uriInfo) throws IOException { Map<String, Object> params = RequestUtils.getParameterMap(request); SysDepartmentQuery query = new SysDepartmentQuery(); 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 = sysDepartmentService.getSysDepartmentCountByQueryCriteria(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<SysDepartment> list = sysDepartmentService.getSysDepartmentsByQueryCriteria(start, limit, query); if (list != null && !list.isEmpty()) { JSONArray rowsJSON = new JSONArray(); result.put("rows", rowsJSON); for (SysDepartment sysDepartment : list) { JSONObject rowJSON = sysDepartment.toJsonObject(); rowJSON.put("id", sysDepartment.getId()); rowJSON.put("sysDepartmentId", sysDepartment.getId()); rowJSON.put("startIndex", ++start); rowsJSON.add(rowJSON); } } } return result.toJSONString().getBytes("UTF-8"); } /** * ??? * * @param request * @param uriInfo * @return */ @Path("saveAdd") @POST @Produces(MediaType.TEXT_PLAIN) public ModelAndView saveAdd(@Context HttpServletRequest request, @Context UriInfo uriInfo) { RequestUtils.setRequestParameterToAttribute(request); // ?? SysDepartment bean = new SysDepartment(); bean.setName(ParamUtil.getParameter(request, "name")); bean.setDesc(ParamUtil.getParameter(request, "desc")); bean.setCode(ParamUtil.getParameter(request, "code")); bean.setCode2(ParamUtil.getParameter(request, "code2")); bean.setLevel(RequestUtils.getInt(request, "level")); bean.setNo(ParamUtil.getParameter(request, "no")); bean.setCreateTime(new Date()); SysTree node = new SysTree(); node.setCreateBy(RequestUtils.getActorId(request)); node.setName(bean.getName()); node.setDesc(bean.getName()); node.setCode(bean.getCode()); node.setParentId((long) ParamUtil.getIntParameter(request, "parent", 0)); bean.setNode(node); bean.setCreateBy(RequestUtils.getActorId(request)); boolean ret = sysDepartmentService.create(bean); ViewMessages messages = new ViewMessages(); if (ret) {// ?? messages.add(ViewMessages.GLOBAL_MESSAGE, new ViewMessage("department.add_success")); } else {// ? messages.add(ViewMessages.GLOBAL_MESSAGE, new ViewMessage("department.add_failure")); } MessageUtils.addMessages(request, messages); return new ModelAndView("show_json_msg"); } /** * ??? * * @param request * @param uriInfo * @return */ @Path("saveModify") @POST @Produces(MediaType.TEXT_PLAIN) public ModelAndView saveModify(@Context HttpServletRequest request, @Context UriInfo uriInfo) { long id = ParamUtil.getIntParameter(request, "id", 0); SysDepartment bean = sysDepartmentService.getSysDepartment(id); boolean ret = false; if (bean != null) { bean.setUpdateBy(RequestUtils.getActorId(request)); bean.setName(ParamUtil.getParameter(request, "name")); bean.setDesc(ParamUtil.getParameter(request, "desc")); bean.setCode(ParamUtil.getParameter(request, "code")); bean.setCode2(ParamUtil.getParameter(request, "code2")); bean.setLevel(RequestUtils.getInt(request, "level")); bean.setNo(ParamUtil.getParameter(request, "no")); bean.setStatus(ParamUtil.getIntParameter(request, "status", 0)); SysTree node = bean.getNode(); node.setUpdateBy(RequestUtils.getActorId(request)); node.setName(bean.getName()); node.setParentId((long) ParamUtil.getIntParameter(request, "parent", 0)); bean.setNode(node); try { ret = sysDepartmentService.update(bean); } catch (Exception ex) { ret = false; logger.error(ex); } } ViewMessages messages = new ViewMessages(); if (ret) {// ?? messages.add(ViewMessages.GLOBAL_MESSAGE, new ViewMessage("department.modify_success")); } else {// ? messages.add(ViewMessages.GLOBAL_MESSAGE, new ViewMessage("department.modify_failure")); } MessageUtils.addMessages(request, messages); // ? return new ModelAndView("show_json_msg"); } @javax.annotation.Resource public void setSysDepartmentService(SysDepartmentService sysDepartmentService) { this.sysDepartmentService = sysDepartmentService; } @javax.annotation.Resource public void setSysTreeService(SysTreeService sysTreeService) { this.sysTreeService = sysTreeService; } @POST @ResponseBody @Path("sort") public void sort(@Context HttpServletRequest request, @Context UriInfo uriInfo) { long id = ParamUtil.getIntParameter(request, "id", 0); long parent = ParamUtil.getIntParameter(request, "parent", 0); int operate = ParamUtil.getIntParameter(request, "operate", 0); logger.info("parent:" + parent + "; id:" + id + "; operate:" + operate); SysDepartment bean = sysDepartmentService.findById(id); sysDepartmentService.sort(parent, bean, operate); } @GET @POST @Path("/treeJson") @ResponseBody @Produces({ MediaType.APPLICATION_OCTET_STREAM }) public byte[] treeJson(@Context HttpServletRequest request) { String nodeCode = request.getParameter("nodeCode"); List<TreeModel> treeModels = new java.util.ArrayList<TreeModel>(); if (StringUtils.isNotEmpty(nodeCode)) { TreeModel treeModel = sysTreeService.getSysTreeByCode(nodeCode); if (treeModel != null) { SysTreeQuery query = new SysTreeQuery(); Map<String, Object> params = RequestUtils.getParameterMap(request); Tools.populate(query, params); // query.setParentId(treeModel.getId()); List<SysTree> trees = sysTreeService.getDepartmentSysTrees(query); if (trees != null && !trees.isEmpty()) { for (SysTree tree : trees) { treeModels.add(tree); } } } } JacksonTreeHelper treeHelper = new JacksonTreeHelper(); ArrayNode responseJSON = treeHelper.getTreeArrayNode(treeModels); try { return responseJSON.toString().getBytes("UTF-8"); } catch (IOException e) { return responseJSON.toString().getBytes(); } } }