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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.query.builder;
import java.io.UnsupportedEncodingException;
import java.net.URI;
import java.util.ArrayList;
import java.util.List;
import javax.ws.rs.core.MultivaluedMap;
import org.apache.tinkerpop.gremlin.process.traversal.dsl.graph.GraphTraversalSource;
import org.apache.tinkerpop.gremlin.structure.Vertex;
import org.openecomp.aai.exceptions.AAIException;
import org.openecomp.aai.introspection.Introspector;
import org.openecomp.aai.introspection.Loader;
import org.openecomp.aai.parsers.query.QueryParser;
import org.openecomp.aai.parsers.query.TraversalStrategy;
import org.openecomp.aai.parsers.query.UniqueStrategy;
/**
* The Class GremlinUnique.
*/
public class GremlinUnique extends GremlinQueryBuilder {
/**
* Instantiates a new gremlin unique.
*
* @param loader the loader
*/
public GremlinUnique(Loader loader, GraphTraversalSource source) {
super(loader, source);
this.factory = new UniqueStrategy(this.loader, this);
}
/**
* Instantiates a new gremlin unique.
*
* @param loader the loader
* @param start the start
*/
public GremlinUnique(Loader loader, GraphTraversalSource source, Vertex start) {
super(loader, source, start);
this.factory = new UniqueStrategy(this.loader, this);
}
protected GremlinUnique(List<String> traversal, Loader loader, GraphTraversalSource source, GremlinQueryBuilder gtb) {
super(loader, source);
this.list = traversal;
this.stepIndex = gtb.getStepIndex();
this.parentStepIndex = gtb.getParentStepIndex();
this.containerStepIndex = gtb.getContainerStepIndex();
this.factory = new TraversalStrategy(this.loader, this);
this.start = gtb.getStart();
}
/**
* @{inheritDoc}
*/
@Override
public QueryParser createQueryFromURI(URI uri) throws UnsupportedEncodingException, AAIException {
return factory.buildURIParser(uri);
}
/**
* @{inheritDoc}
*/
@Override
public QueryParser createQueryFromRelationship(Introspector relationship) throws UnsupportedEncodingException, AAIException {
return factory.buildRelationshipParser(relationship);
}
/**
* @{inheritDoc}
*/
@Override
public QueryParser createQueryFromURI(URI uri, MultivaluedMap<String, String> queryParams)
throws UnsupportedEncodingException, AAIException {
return factory.buildURIParser(uri, queryParams);
}
/**
* @{inheritDoc}
*/
@Override
public QueryParser createQueryFromObjectName(String objName) {
return factory.buildObjectNameParser(objName);
}
/**
* @{inheritDoc}
*/
@Override
public QueryBuilder newInstance() {
return new GremlinUnique(loader, source);
}
/**
* @{inheritDoc}
*/
@Override
public QueryBuilder newInstance(Vertex start) {
return new GremlinUnique(loader, source, start);
}
@Override
protected QueryBuilder cloneQueryAtStep(int index) {
if (index == 0) {
index = stepIndex;
}
List<String> newList = new ArrayList<>();
for (int i = 0; i < index; i++) {
newList.add(this.list.get(i));
}
return new GremlinUnique(newList, loader, source, this);
}
}
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