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/*-
* ============LICENSE_START=======================================================
* org.openecomp.aai
* ================================================================================
* Copyright (C) 2017 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.openecomp.aai.introspection.sideeffect;
import org.apache.tinkerpop.gremlin.structure.Vertex;
import org.openecomp.aai.db.props.AAIProperties;
import org.openecomp.aai.exceptions.AAIException;
import org.openecomp.aai.introspection.Introspector;
import org.openecomp.aai.introspection.sideeffect.exceptions.AAIMissingRequiredPropertyException;
import org.openecomp.aai.parsers.query.QueryParser;
import org.openecomp.aai.restcore.util.URITools;
import org.openecomp.aai.schema.enums.PropertyMetadata;
import org.openecomp.aai.serialization.db.DBSerializer;
import org.openecomp.aai.serialization.engines.TransactionalGraphEngine;
import javax.ws.rs.core.MultivaluedMap;
import java.io.UnsupportedEncodingException;
import java.net.URI;
import java.net.URISyntaxException;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Optional;
import java.util.regex.Matcher;
public class DataLinkReader extends SideEffect {
public DataLinkReader(Introspector obj, Vertex self, TransactionalGraphEngine dbEngine, DBSerializer serializer) {
super(obj, self, dbEngine, serializer);
}
@Override
protected boolean replaceWithWildcard() {
return true;
}
@Override
protected PropertyMetadata getPropertyMetadata() {
return PropertyMetadata.DATA_LINK;
}
@Override
protected void processURI(Optional<String> completeUri, Entry<String, String> entry)
throws URISyntaxException, UnsupportedEncodingException, AAIException {
if (completeUri.isPresent()) {
URI uri = new URI(completeUri.get());
MultivaluedMap<String, String> map = URITools.getQueryMap(uri);
QueryParser uriQuery = dbEngine.getQueryBuilder(this.latestLoader).createQueryFromURI(uri, map);
List<Vertex> results = uriQuery.getQueryBuilder().getVerticesByProperty(AAIProperties.LINKED, true).toList();
if (results.size() == 1) {
if (results.get(0).<Boolean>property(AAIProperties.LINKED).orElse(false) && obj.getValue(entry.getKey()) == null) {
obj.setValue(entry.getKey(), results.get(0).property(entry.getKey()).orElse(null));
}
} else {
//log something about not being able to return any values because there was more than one
}
}
}
/**
* always fuzzy search on reads
*/
@Override
protected Map<String, String> findProperties(Introspector obj, String uriString) throws AAIMissingRequiredPropertyException {
final Map<String, String> result = new HashMap<>();
Matcher m = template.matcher(uriString);
while (m.find()) {
String propName = m.group(1);
if (replaceWithWildcard()) {
result.put(propName, "*");
}
}
return result;
}
}
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