io.curly.bloodhound.web.SearchController.java Source code

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Here is the source code for io.curly.bloodhound.web.SearchController.java

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/*
 *        Copyright 2015 the original author or authors.
 *
 *    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 io.curly.bloodhound.web;

import io.curly.bloodhound.model.Artifact;
import io.curly.bloodhound.service.ElasticQueryService;
import io.curly.commons.web.BadRequestException;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.MediaType;
import org.springframework.http.ResponseEntity;
import org.springframework.util.StringUtils;
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.RestController;
import org.springframework.web.context.request.async.DeferredResult;

import java.util.List;

import static io.curly.commons.rx.RxResult.defer;

/**
 * @author Joo Pedro Evangelista
 */
@RestController
@RequestMapping("/search")
public class SearchController {

    private final ElasticQueryService elasticQueryService;

    @Autowired
    public SearchController(ElasticQueryService elasticQueryService) {
        this.elasticQueryService = elasticQueryService;
    }

    @RequestMapping(method = RequestMethod.GET, produces = MediaType.APPLICATION_JSON_VALUE)
    DeferredResult<ResponseEntity<List<Artifact>>> search(
            @RequestParam(value = "q", required = false) String query) {
        if (StringUtils.isEmpty(query)) {
            throw new BadRequestException("Query parameter 'q' is required!");
        } else {
            return defer(elasticQueryService.getResults(query).map(ResponseEntity::ok));
        }

    }
}