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/**
* ============LICENSE_START=======================================================
* org.onap.aai
* ================================================================================
* Copyright © 2017-2018 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* 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.
* ============LICENSE_END=========================================================
*/
package org.onap.aai.rest;
import org.onap.aai.config.SpringContextAware;
import org.onap.aai.introspection.LoaderFactory;
import org.onap.aai.rest.db.HttpEntry;
import org.onap.aai.rest.search.CustomQueryConfigDTO;
import org.onap.aai.rest.search.CustomQueryDTO;
import org.onap.aai.restcore.RESTAPI;
import org.onap.aai.restcore.search.GroovyQueryBuilder;
import org.onap.aai.serialization.db.EdgeSerializer;
import org.onap.aai.serialization.engines.TransactionalGraphEngine;
import org.onap.aai.setup.SchemaVersions;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.http.HttpStatus;
import org.springframework.web.bind.annotation.RequestBody;
import javax.ws.rs.Consumes;
import javax.ws.rs.PUT;
import javax.ws.rs.Path;
import javax.ws.rs.Produces;
import javax.ws.rs.core.*;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
@Path("/cq2gremlin")
public class CQ2Gremlin extends RESTAPI {
private HttpEntry traversalUriHttpEntry;
@Autowired
protected LoaderFactory loaderFactory;
@Autowired
protected EdgeSerializer rules;
@Autowired
public CQ2Gremlin(
HttpEntry traversalUriHttpEntry,
@Value("${schema.uri.base.path}") String basePath
){
this.traversalUriHttpEntry = traversalUriHttpEntry;
}
@PUT
@Path("")
@Consumes({ MediaType.APPLICATION_JSON })
@Produces({ MediaType.APPLICATION_JSON })
public Response getC2Qgremlin(@RequestBody Map<String, CustomQueryConfigDTO> content,@Context HttpHeaders headers, @Context UriInfo info) {
if(content.size() == 0){
return Response.status(HttpStatus.BAD_REQUEST.value()).entity("At least one custom query should be passed").build();
}
return processGremlinQuery(content.values().toArray(new CustomQueryConfigDTO[0])[0], info, headers);
}
protected Response processGremlinQuery(CustomQueryConfigDTO content, UriInfo info,
HttpHeaders headers) {
try{
LinkedHashMap <String, Object> params;
CustomQueryDTO queryDTO = content.getQueryDTO();
String query = queryDTO.getQuery();
params = new LinkedHashMap <>();
List<String> optionalParameters = queryDTO.getQueryOptionalProperties();
if (!optionalParameters.isEmpty()){
for ( String key : optionalParameters ) {
params.put(key, key);
}
}
List<String> requiredParameters = queryDTO.getQueryRequiredProperties();
if (!requiredParameters.isEmpty()){
for ( String key : requiredParameters ) {
params.put(key, key);
}
}
SchemaVersions schemaVersions = SpringContextAware.getBean(SchemaVersions.class);
traversalUriHttpEntry.setHttpEntryProperties(schemaVersions.getDefaultVersion());
traversalUriHttpEntry.setPaginationParameters("-1", "-1");
TransactionalGraphEngine dbEngine = traversalUriHttpEntry.getDbEngine();
query = new GroovyQueryBuilder().executeTraversal(dbEngine,query, params);
query = "g" + query;
return Response.ok(query).build();
}
catch(Exception ex){
return Response.status(500).entity("Query conversion failed with following reason: " + ex.toString()).build();
}
}
}
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