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/**
* ============LICENSE_START=======================================================
* org.onap.aai
* ================================================================================
* Copyright © 2017-18 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.validation.edges;
import com.jayway.jsonpath.DocumentContext;
import org.onap.aai.edges.EdgeRuleQuery;
import org.onap.aai.edges.enums.EdgeType;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
/**
* Validates that the given node type pair has at most one containment relationship
* in their edge rules.
*
*/
public class SingleContainmentValidationModule {
/**
* Validates that the given node type pair has at most one containment relationship
* in their edge rules.
*
* @param String nodeTypePair - pair of A&AI node types in the form "typeA|typeB"
* @param List<DocumentContext> ctxs - the ingested json to validate
* @return empty string if passes, else appropriate error message
*/
public String validate(String nodeTypePair, List<DocumentContext> ctxs) {
String[] types = nodeTypePair.split("\\|");
EdgeRuleQuery lookup = new EdgeRuleQuery.Builder(types[0], types[1]).edgeType(EdgeType.TREE).build();
List<Map<String, String>> rules = new ArrayList<>();
for (DocumentContext ctx : ctxs) {
rules.addAll(ctx.read("$.rules.[?]", lookup.getFilter()));
}
if (rules.isEmpty() || rules.size() == 1) {
return "";
} else { //had more than one containment relationship for the pair
return "Pair " + nodeTypePair + " has multiple containment rules. Only one allowed.";
}
}
}
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