Java tutorial
/* Copyright 2015 Lukas Plechinger 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 at.plechinger.minigeocode.controller; import at.plechinger.minigeocode.data.ReverseGeocodeResult; import at.plechinger.minigeocode.repository.GeocodeRepository; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.data.domain.*; import org.springframework.data.web.PageableDefault; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RequestParam; import org.springframework.web.bind.annotation.RestController; import java.util.List; @RestController @RequestMapping("/reverse") public class ReverseGeocodeController { @Autowired private GeocodeRepository geocodeRepository; @RequestMapping() public ReverseGeocodeResult getSingleGeocoding(@RequestParam(value = "lat", required = true) double latitude, @RequestParam(value = "lon", required = true) double longitude) { Slice<ReverseGeocodeResult> result = geocodeRepository.findReverseSlice(longitude, latitude, new PageRequest(0, 1, Sort.Direction.ASC, "distance")); if (result != null && result.getContent() != null && !result.getContent().isEmpty()) { return result.getContent().get(0); } return null; } @RequestMapping(value = "/all") public List<ReverseGeocodeResult> getGeocoding(@RequestParam(value = "lat", required = true) double latitude, @RequestParam(value = "lon", required = true) double longitude, @PageableDefault(sort = { "distance", "street", "housenumber" }) Pageable pageable) { return geocodeRepository.findReverseAll(longitude, latitude, pageable.getSort()); } @RequestMapping(value = "/paged") public Page<ReverseGeocodeResult> getPagedGeocoding( @RequestParam(value = "lat", required = true) double latitude, @RequestParam(value = "lon", required = true) double longitude, @PageableDefault(sort = { "distance", "street", "housenumber" }) Pageable pageable) { return geocodeRepository.findReversePage(longitude, latitude, pageable); } @RequestMapping(value = "/sliced") public Slice<ReverseGeocodeResult> getSlicedGeocoding( @RequestParam(value = "lat", required = true) double latitude, @RequestParam(value = "lon", required = true) double longitude, @PageableDefault(sort = { "distance", "street", "housenumber" }) Pageable pageable) { return geocodeRepository.findReverseSlice(longitude, latitude, pageable); } }