Java tutorial
package org.smigo.species.vernacular; /* * #%L * Smigo * %% * Copyright (C) 2015 Christian Nilsson * %% * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU Lesser General Public License as * published by the Free Software Foundation, either version 3 of the * License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Lesser Public License for more details. * * You should have received a copy of the GNU General Lesser Public * License along with this program. If not, see * <http://www.gnu.org/licenses/lgpl-3.0.html>. * #L% */ import org.slf4j.Logger; import org.slf4j.LoggerFactory; import org.smigo.species.CrudResult; import org.smigo.species.Review; import org.smigo.species.SpeciesHandler; import org.smigo.user.AuthenticatedUser; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.http.HttpStatus; import org.springframework.security.access.prepost.PreAuthorize; import org.springframework.security.core.annotation.AuthenticationPrincipal; import org.springframework.stereotype.Controller; import org.springframework.validation.BindingResult; import org.springframework.web.bind.annotation.*; import javax.servlet.http.HttpServletResponse; import javax.validation.Valid; import java.io.Serializable; import java.util.List; import java.util.Locale; @Controller public class VernacularController implements Serializable { private static final Logger log = LoggerFactory.getLogger(VernacularController.class); @Autowired private SpeciesHandler speciesHandler; @Autowired private VernacularHandler vernacularHandler; @RequestMapping(value = "/rest/vernacular", method = RequestMethod.GET) @ResponseBody public List<Vernacular> getAllVernacular(Locale locale) { log.info("Getting vernacular"); return vernacularHandler.getVernacularsByLocale(locale); } @RequestMapping(value = "/rest/vernacular", method = RequestMethod.GET, params = { "speciesid" }) @ResponseBody public List<Vernacular> getVernacularBySpecies(@RequestParam("speciesid") int speciesId, Locale locale) { log.info("Getting vernacular"); return vernacularHandler.getAnyVernaculars(speciesId, locale); } @PreAuthorize("isAuthenticated()") @RequestMapping(value = "/rest/vernacular", method = RequestMethod.POST) @ResponseBody public Object addVernacular(@Valid @RequestBody Vernacular vernacular, BindingResult result, @AuthenticationPrincipal AuthenticatedUser user, Locale locale, HttpServletResponse response) { log.info("Adding vernacular:" + vernacular); if (result.hasErrors()) { response.setStatus(HttpStatus.UNPROCESSABLE_ENTITY.value()); return result.getAllErrors(); } CrudResult review = vernacularHandler.addVernacular(vernacular, user, locale); if (review.getReview() == Review.MODERATOR) { response.setStatus(HttpStatus.ACCEPTED.value()); } return review.getId(); } @PreAuthorize("isAuthenticated()") @RequestMapping(value = "/rest/vernacular/{id:\\d+}", method = RequestMethod.PUT) @ResponseBody public Object updateVernacular(@Valid @RequestBody Vernacular vernacular, BindingResult result, @PathVariable int id, @AuthenticationPrincipal AuthenticatedUser user, Locale locale, HttpServletResponse response) { log.info("Updating vernacular:" + vernacular); if (result.hasErrors()) { response.setStatus(HttpStatus.UNPROCESSABLE_ENTITY.value()); return result.getAllErrors(); } Review review = vernacularHandler.updateVernacular(id, vernacular, user, locale); if (review == Review.MODERATOR) { response.setStatus(HttpStatus.ACCEPTED.value()); } return null; } @PreAuthorize("isAuthenticated()") @RequestMapping(value = "/rest/vernacular/{id:\\d+}", method = RequestMethod.DELETE) @ResponseBody public void deleteVernacular(@PathVariable int id, @AuthenticationPrincipal AuthenticatedUser user, Locale locale, HttpServletResponse response) { log.info("Deleting vernacular. Name:" + id); Review review = vernacularHandler.deleteVernacular(id, user, locale); if (review == Review.MODERATOR) { response.setStatus(HttpStatus.ACCEPTED.value()); } } }