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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.query.builder.optimization;
import com.google.common.base.CaseFormat;
import org.apache.tinkerpop.gremlin.process.traversal.dsl.graph.GraphTraversalSource;
import org.apache.tinkerpop.gremlin.structure.Graph;
import org.apache.tinkerpop.gremlin.structure.Vertex;
import org.junit.After;
import org.junit.AfterClass;
import org.onap.aai.AAISetup;
import org.onap.aai.db.props.AAIProperties;
import org.onap.aai.dbmap.AAIGraph;
import org.onap.aai.introspection.Introspector;
import org.onap.aai.introspection.Loader;
import org.onap.aai.introspection.ModelType;
import org.onap.aai.query.builder.QueryBuilder;
import org.onap.aai.serialization.db.DBSerializer;
import org.onap.aai.serialization.db.EdgeSerializer;
import org.onap.aai.serialization.engines.JanusGraphDBEngine;
import org.onap.aai.serialization.engines.QueryStyle;
import org.onap.aai.serialization.engines.TransactionalGraphEngine;
import org.springframework.beans.factory.annotation.Autowired;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.util.Arrays;
import java.util.List;
import java.util.Random;
import static org.junit.Assert.assertEquals;
public abstract class AbstractGraphTraversalBuilderOptmizationTest extends AAISetup {
protected static final List<String> RANDOM_VALUES = Arrays.asList("A", "B", "C", "D", "E");
protected static final String crUriPattern = "/cloud-infrastructure/cloud-regions/cloud-region/%s/%s";
protected static final String tenantUriPatternSuffix = "/tenants/tenant/%s";
protected static final String tenantUriPattern = crUriPattern + tenantUriPatternSuffix;
protected static final String vserverUriPatternSuffix = "/vservers/vserver/%s";
protected static final String vserverUriPattern = tenantUriPattern + vserverUriPatternSuffix;
public static final String VSERVER_ID = "vserver-id";
public static final String TENANT_ID = "tenant-id";
public static final String TENANT_NAME = "tenant-name";
public static final String PROV_STATUS = "prov-status";
public static final String VSERVER_NAME = "vserver-name";
public static final String VSERVER_SELFLINK = "vserver-selflink";
public static final String TENANT = "tenant";
public static final String VSERVER = "vserver";
public static final String CLOUD_REGION = "cloud-region";
public static final String CLOUD_REGION_ID = "cloud-region-id";
public static final String CLOUD_OWNER = "cloud-owner";
private static final ModelType introspectorFactoryType = ModelType.MOXY;
private static final QueryStyle queryStyle = QueryStyle.TRAVERSAL;
private static TransactionalGraphEngine dbEngine;
private static DBSerializer dbser;
protected static Loader loader;
protected static Graph graph;
protected static GraphTraversalSource g;
@Autowired
private static EdgeSerializer edgeSer;
protected static Random rand;
protected void setupData(int tenantNum, int vserverPerTenantNum, String prefix) throws Exception {
loader = loaderFactory.createLoaderForVersion(introspectorFactoryType, schemaVersions.getDefaultVersion());
graph = AAIGraph.getInstance().getGraph();
dbEngine = new JanusGraphDBEngine(queryStyle, loader);
g = dbEngine.startTransaction().traversal();
dbser = new DBSerializer(schemaVersions.getDefaultVersion(), dbEngine, introspectorFactoryType,
"AAI-TEST-" + prefix);
rand = new Random();
Vertex cr;
Vertex tenant;
Vertex vserver;
String crUri;
String tenantUri;
String vserverUri;
System.out.println("Data load started");
long startTime = System.currentTimeMillis();
for (int crCtr = 0; crCtr < 3; crCtr++) {
crUri = String.format(crUriPattern, prefix + "cloud-owner-" + crCtr, prefix + "cloud-region-id-" + crCtr);
// System.out.println(crUri);
cr = g.addV(CLOUD_REGION)
.property(AAIProperties.NODE_TYPE, CLOUD_REGION)
.property(CLOUD_REGION_ID, prefix + "cloud-region-id-" + crCtr)
.property(CLOUD_OWNER, prefix + "cloud-owner-" + crCtr)
.property(AAIProperties.AAI_URI, crUri)
.next();
for (int i = 0; i < tenantNum; i++) {
Introspector intro = loader.introspectorFromName(TENANT);
tenant = dbser.createNewVertex(intro);
edgeSer.addTreeEdge(g, cr, tenant);
intro.setValue(TENANT_ID, prefix + "tenant-id-" + i);
intro.setValue(TENANT_NAME, prefix + "tenant-name-" + i);
dbser.serializeSingleVertex(tenant, intro, "AAI-TEST-" + prefix);
// System.out.println("Tenant " + crCtr + " " + i);
for (int j = 0; j < vserverPerTenantNum; j++) {
intro = loader.introspectorFromName(VSERVER);
vserver = dbser.createNewVertex(intro);
edgeSer.addTreeEdge(g, tenant, vserver);
intro.setValue(VSERVER_ID, prefix + "vserver-id-" + i + "-" + j);
intro.setValue(VSERVER_NAME, prefix + "vserver-name-" + i + "-" + j);
intro.setValue(PROV_STATUS, RANDOM_VALUES.get(rand.nextInt(RANDOM_VALUES.size())));
intro.setValue(VSERVER_SELFLINK, RANDOM_VALUES.get(rand.nextInt(RANDOM_VALUES.size())));
dbser.serializeSingleVertex(vserver, intro, "AAI-TEST-" + prefix);
// System.out.println("Vserver " + crCtr + " " + i + " " + j);
}
}
}
// g.V().forEachRemaining(v -> v.properties().forEachRemaining(p -> System.out.println(p.key() + " : " +
// p.value())));
// g.E().forEachRemaining(e -> System.out.println(e.outVertex().property(AAIProperties.NODE_TYPE).value() + " :
// " + e.inVertex().property(AAIProperties.NODE_TYPE).value()));
long time = System.currentTimeMillis() - startTime;
System.out.println("Data load ended\n" + time);
}
@After
public void deConfigure() throws Exception {
}
@AfterClass
public static void teardown() throws Exception {
dbEngine.rollback();
System.out.println("Done");
}
protected void execute(Method getQueryMethod, int numResultsExpected) throws Exception {
int iterations = numOfTimesToRun();
long noneTimer = 0;
long uriTimer = 0;
for (int i = 0; i < iterations + 1; i++) {
if (i == 0) { // dont use incase initial cold starts
timeQuery(getQuery(getQueryMethod, OptimizeEnum.NONE), numResultsExpected, OptimizeEnum.NONE);
timeQuery(getQuery(getQueryMethod, OptimizeEnum.URI), numResultsExpected, OptimizeEnum.URI);
} else {
noneTimer +=
timeQuery(getQuery(getQueryMethod, OptimizeEnum.NONE), numResultsExpected, OptimizeEnum.NONE);
uriTimer += timeQuery(getQuery(getQueryMethod, OptimizeEnum.URI), numResultsExpected, OptimizeEnum.URI);
}
}
noneTimer /= iterations;
uriTimer /= iterations;
System.out.println(
CaseFormat.UPPER_CAMEL.to(CaseFormat.LOWER_HYPHEN, getQueryMethod.getName()).replace("-query", "")
+ "\t" + (noneTimer) / 100000.0 + "\t" + (uriTimer) / 100000.0);
// System.out.println((noneTimer)/100000.0 + " ms, (Not optimized)");
// System.out.println((uriTimer)/100000.0 + " ms, (URI optimized)");
}
private QueryBuilder<Vertex> getQuery(Method getQueryMethod, OptimizeEnum optimization)
throws InvocationTargetException, IllegalAccessException {
return (QueryBuilder<Vertex>) getQueryMethod.invoke(this, optimization);
}
private long timeQuery(QueryBuilder<Vertex> query, int numResultsExpected, OptimizeEnum optimized) {
// System.out.println(optimized.toString());
long startTime = System.nanoTime();
List<Vertex> result = query.toList();
long endTime = System.nanoTime();
// if (!optimized) {
// result.get(0).properties().forEachRemaining(p -> System.out.println(p.key() + " : " + p.value()));
// }
// System.out.println("Result size: " + result.size());
if (numResultsExpected != Integer.MIN_VALUE) {
assertEquals(optimized.toString() + " optimized" + " query results in " + numResultsExpected + " vserver ",
numResultsExpected, result.size());
}
return endTime - startTime;
}
protected abstract int getTenantNum();
protected abstract int getVserverNumPerTenant();
protected int numOfTimesToRun() {
return 500;
}
}
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