Java tutorial
/* * The MIT License * * Copyright 2016 cambierr. * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. */ package com.github.lynxdb.server.api.http.handlers; import com.fasterxml.jackson.databind.ObjectMapper; import com.github.lynxdb.server.api.http.ErrorResponse; import com.github.lynxdb.server.api.http.mappers.Metric; import com.github.lynxdb.server.core.User; import com.github.lynxdb.server.core.repository.EntryRepo; import com.github.lynxdb.server.core.repository.VhostRepo; import java.util.ArrayList; import java.util.List; import javax.validation.Valid; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.http.HttpStatus; import org.springframework.http.MediaType; import org.springframework.http.ResponseEntity; import org.springframework.security.core.Authentication; import org.springframework.validation.BindingResult; import org.springframework.validation.FieldError; import org.springframework.web.bind.annotation.RequestBody; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RequestMethod; import org.springframework.web.bind.annotation.RestController; /** * * @author cambierr */ @RestController @RequestMapping(EpPut.ENDPOINT) public class EpPut { public static final String ENDPOINT = "/api/put"; @Autowired private EntryRepo entries; @Autowired private VhostRepo vhosts; @Autowired private ObjectMapper mapper; @RequestMapping(path = "", method = RequestMethod.POST, consumes = MediaType.APPLICATION_JSON_VALUE, produces = MediaType.APPLICATION_JSON_VALUE) public ResponseEntity put(Authentication _authentication, @RequestBody @Valid List<Metric> _request, BindingResult _bindingResult) { User user = (User) _authentication.getPrincipal(); if (_bindingResult.hasErrors()) { ArrayList<String> errors = new ArrayList(); _bindingResult.getFieldErrors().forEach((FieldError t) -> { errors.add(t.getField() + ": " + t.getDefaultMessage()); }); return new ErrorResponse(mapper, HttpStatus.BAD_REQUEST, errors.toString(), null).response(); } List<com.github.lynxdb.server.core.Metric> metricList = new ArrayList<>(); _request.stream().forEach((m) -> { metricList.add(new com.github.lynxdb.server.core.Metric(m)); }); try { entries.insertBulk(vhosts.byId(user.getVhost()), metricList); } catch (Exception ex) { throw ex; } return ResponseEntity.status(HttpStatus.NO_CONTENT).build(); } }