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/**
* ============LICENSE_START=======================================================
* org.onap.aai
* ================================================================================
* Copyright © 2017-2018 AT&T Intellectual Property. All rights reserved.
* Copyright © 2017-2018 Amdocs
* ================================================================================
* 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.spike.event.incoming;
import com.google.gson.Gson;
import com.google.gson.GsonBuilder;
import com.google.gson.annotations.SerializedName;
import org.onap.aai.spike.event.outgoing.SpikeEdge;
import org.onap.aai.spike.event.outgoing.SpikeGraphEvent;
import org.onap.aai.spike.event.outgoing.SpikeGraphEvent.SpikeOperation;
import org.onap.aai.spike.event.outgoing.SpikeVertex;
import org.onap.aai.spike.exception.SpikeException;
import org.onap.aai.spike.schema.EdgeRulesLoader;
import org.onap.aai.spike.schema.OXMModelLoader;
public class GizmoGraphEvent {
private String operation;
@SerializedName("transaction-id")
private String transactionId;
@SerializedName("database-transaction-id")
private String dbTransactionId;
private long timestamp;
private GizmoVertex vertex;
private GizmoEdge relationship;
/** Marshaller/unmarshaller for converting to/from JSON. */
private static final Gson gson = new GsonBuilder().disableHtmlEscaping().create();
public String getOperation() {
return operation;
}
public void setOperation(String operation) {
this.operation = operation;
}
public long getTimestamp() {
return timestamp;
}
public void setTimestamp(long timestamp) {
this.timestamp = timestamp;
}
public GizmoVertex getVertex() {
return vertex;
}
public void setVertex(GizmoVertex vertex) {
this.vertex = vertex;
}
public GizmoEdge getRelationship() {
return relationship;
}
public void setRelationship(GizmoEdge relationship) {
this.relationship = relationship;
}
public String getTransactionId() {
return transactionId;
}
public void setTransactionId(String transactionId) {
this.transactionId = transactionId;
}
public String getDbTransactionId() {
return dbTransactionId;
}
/**
* Unmarshalls this Vertex object into a JSON string.
*
* @return - A JSON format string representation of this Vertex.
*/
public String toJson() {
return gson.toJson(this);
}
public SpikeGraphEvent toSpikeGraphEvent() throws SpikeException {
SpikeGraphEvent spikeGraphEvent = new SpikeGraphEvent();
spikeGraphEvent.setTransactionId(this.getTransactionId());
spikeGraphEvent.setDbTransactionId(this.getDbTransactionId());
spikeGraphEvent.setOperationTimestamp(this.getTimestamp());
if (this.getOperation().equalsIgnoreCase("STORE")) {
spikeGraphEvent.setOperation(SpikeOperation.CREATE);
} else if (this.getOperation().equalsIgnoreCase("REPLACE")) {
spikeGraphEvent.setOperation(SpikeOperation.UPDATE);
} else if (this.getOperation().equalsIgnoreCase("DELETE")) {
spikeGraphEvent.setOperation(SpikeOperation.DELETE);
} else {
throw new SpikeException("Invalid operation in GizmoGraphEvent: " + this.getOperation());
}
if (this.getVertex() != null) {
SpikeVertex spikeVertex = new SpikeVertex();
spikeVertex.setId(this.getVertex().getId());
spikeVertex.setType(this.getVertex().getType());
spikeVertex.setModelVersion(OXMModelLoader.getLatestVersion());
spikeVertex.setProperties(this.getVertex().getProperties());
spikeGraphEvent.setVertex(spikeVertex);
} else if (this.getRelationship() != null) {
SpikeEdge spikeEdge = new SpikeEdge();
spikeEdge.setId(this.getRelationship().getId());
spikeEdge.setModelVersion(EdgeRulesLoader.getLatestSchemaVersion());
spikeEdge.setType(this.getRelationship().getType());
SpikeVertex spikeSourceVertex = new SpikeVertex();
spikeSourceVertex.setId(this.getRelationship().getSource().getId());
spikeSourceVertex.setType(this.getRelationship().getSource().getType());
spikeEdge.setSource(spikeSourceVertex);
SpikeVertex spikeTargetVertex = new SpikeVertex();
spikeTargetVertex.setId(this.getRelationship().getTarget().getId());
spikeTargetVertex.setType(this.getRelationship().getTarget().getType());
spikeEdge.setTarget(spikeTargetVertex);
spikeEdge.setProperties(this.getRelationship().getProperties());
spikeGraphEvent.setRelationship(spikeEdge);
}
return spikeGraphEvent;
}
/**
* Marshalls the provided JSON string into a Vertex object.
*
* @param json - The JSON string to produce the Vertex from.
*
* @return - A Vertex object.
*
* @throws SpikeException
*/
public static GizmoGraphEvent fromJson(String json) throws SpikeException {
try {
// Make sure that we were actually provided a non-empty string
// before we
// go any further.
if (json == null || json.isEmpty()) {
throw new SpikeException("Empty or null JSON string.");
}
// Marshall the string into a Vertex object.
return gson.fromJson(json, GizmoGraphEvent.class);
} catch (Exception ex) {
throw new SpikeException("Unable to parse JSON string: " + ex.getMessage());
}
}
@Override
public String toString() {
return toJson();
}
public String getObjectKey() {
if (this.getVertex() != null) {
return this.getVertex().getId();
} else if (this.getRelationship() != null) {
return this.getRelationship().getId();
}
return null;
}
public String getObjectType() {
if (this.getVertex() != null) {
return "Vertex->" + this.getVertex().getType();
} else if (this.getRelationship() != null) {
return "Relationship->" + this.getRelationship().getType();
}
return null;
}
}
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