Java tutorial
/* * Copyright 2013, 2014, 2015 EnergyOS.org * * Licensed 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 org.energyos.espi.datacustodian.web.api; import java.io.IOException; import java.io.InputStream; import java.util.HashMap; import java.util.Map; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import org.energyos.espi.common.domain.Authorization; import org.energyos.espi.common.domain.RetailCustomer; import org.energyos.espi.common.domain.Routes; import org.energyos.espi.common.domain.Subscription; import org.energyos.espi.common.service.AuthorizationService; import org.energyos.espi.common.service.ExportService; import org.energyos.espi.common.service.ImportService; import org.energyos.espi.common.service.RetailCustomerService; import org.energyos.espi.common.service.UsagePointService; import org.energyos.espi.common.utils.ExportFilter; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.http.HttpStatus; import org.springframework.http.MediaType; import org.springframework.stereotype.Controller; import org.springframework.web.bind.annotation.ExceptionHandler; import org.springframework.web.bind.annotation.PathVariable; 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.bind.annotation.ResponseStatus; import com.sun.syndication.io.FeedException; @Controller public class RetailCustomerRESTController { @Autowired private ImportService importService; @Autowired private RetailCustomerService retailCustomerService; @Autowired private UsagePointService usagePointService; @Autowired private ExportService exportService; @Autowired private AuthorizationService authorizationService; @ExceptionHandler(Exception.class) @ResponseStatus(HttpStatus.BAD_REQUEST) public void handleGenericException() { } // ROOT and XPath are the same for this one. // @RequestMapping(value = Routes.RETAIL_CUSTOMER_COLLECTION, method = RequestMethod.GET, produces = "application/atom+xml") @ResponseBody public void index(HttpServletRequest request, HttpServletResponse response, @RequestParam Map<String, String> params) throws IOException, FeedException { Long subscriptionId = getSubscriptionId(request); response.setContentType(MediaType.APPLICATION_ATOM_XML_VALUE); try { exportService.exportRetailCustomers(subscriptionId, response.getOutputStream(), new ExportFilter(params)); } catch (Exception e) { System.out.printf("***** Error Caused by RetailCustomer.x.IndentifiedObject need: %s", e.toString()); response.setStatus(HttpServletResponse.SC_BAD_REQUEST); } } // // @RequestMapping(value = Routes.RETAIL_CUSTOMER_MEMBER, method = RequestMethod.GET, produces = "application/atom+xml") @ResponseBody public void show(HttpServletRequest request, HttpServletResponse response, @PathVariable Long retailCustomerId, @RequestParam Map<String, String> params) throws IOException, FeedException { Long subscriptionId = getSubscriptionId(request); response.setContentType(MediaType.APPLICATION_ATOM_XML_VALUE); try { exportService.exportRetailCustomer(subscriptionId, retailCustomerId, response.getOutputStream(), new ExportFilter(params)); } catch (Exception e) { System.out.printf("***** Error Caused by RetailCustomer.x.IndentifiedObject need: %s", e.toString()); response.setStatus(HttpServletResponse.SC_BAD_REQUEST); } } @RequestMapping(value = Routes.RETAIL_CUSTOMER_COLLECTION, method = RequestMethod.POST, consumes = "application/atom+xml", produces = "application/atom+xml") @ResponseBody public void create(HttpServletRequest request, HttpServletResponse response, @RequestParam Map<String, String> params, InputStream stream) throws IOException { Long subscriptionId = getSubscriptionId(request); response.setContentType(MediaType.APPLICATION_ATOM_XML_VALUE); try { RetailCustomer retailCustomer = this.retailCustomerService.importResource(stream); exportService.exportRetailCustomer(subscriptionId, retailCustomer.getId(), response.getOutputStream(), new ExportFilter(new HashMap<String, String>())); } catch (Exception e) { System.out.printf("***** Error Caused by RetailCustomer.x.IndentifiedObject need: %s", e.toString()); response.setStatus(HttpServletResponse.SC_BAD_REQUEST); } } @RequestMapping(value = Routes.RETAIL_CUSTOMER_MEMBER, method = RequestMethod.PUT, consumes = "application/atom+xml", produces = "application/atom+xml") @ResponseBody public void update(HttpServletResponse response, @PathVariable Long applicationInformationId, @RequestParam Map<String, String> params, InputStream stream) throws IOException, FeedException { RetailCustomer retailCustomer = retailCustomerService.findById(applicationInformationId); if (retailCustomer != null) { try { RetailCustomer newRetailCustomer = retailCustomerService.importResource(stream); retailCustomer.merge(newRetailCustomer); } catch (Exception e) { System.out.printf("***** Error Caused by RetailCustomer.x.IndentifiedObject need: %s", e.toString()); response.setStatus(HttpServletResponse.SC_BAD_REQUEST); } } } @RequestMapping(value = Routes.RETAIL_CUSTOMER_MEMBER, method = RequestMethod.DELETE) public void delete(HttpServletResponse response, @PathVariable Long applicationInformationId, @RequestParam Map<String, String> params, InputStream stream) throws IOException, FeedException { RetailCustomer retailCustomer = retailCustomerService.findById(applicationInformationId); if (retailCustomer != null) { retailCustomerService.delete(retailCustomer); } } private Long getSubscriptionId(HttpServletRequest request) { String token = request.getHeader("authorization"); Long subscriptionId = 0L; if (token != null) { token = token.replace("Bearer ", ""); Authorization authorization = authorizationService.findByAccessToken(token); if (authorization != null) { Subscription subscription = authorization.getSubscription(); if (subscription != null) { subscriptionId = subscription.getId(); } } } return subscriptionId; } public void setImportService(ImportService importService) { this.importService = importService; } public ImportService getImportService() { return this.importService; } public void setRetailCustomerService(RetailCustomerService retailCustomerService) { this.retailCustomerService = retailCustomerService; } public RetailCustomerService getRetailcustomerService() { return this.retailCustomerService; } public void setUsagePointService(UsagePointService usagePointService) { this.usagePointService = usagePointService; } public UsagePointService getUsagepointService() { return this.usagePointService; } public void setExportService(ExportService exportService) { this.exportService = exportService; } public ExportService getExportService() { return this.exportService; } public void setAuthorizationService(AuthorizationService authorizationService) { this.authorizationService = authorizationService; } public AuthorizationService getAuthorizationService() { return this.authorizationService; } }