--- /dev/null
+/*******************************************************************************
+ * Copyright (c) 2007, 2010 Association for Decentralized Information Management
+ * in Industry THTH ry.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ * VTT Technical Research Centre of Finland - initial API and implementation
+ *******************************************************************************/
+package org.simantics.db.tests.scalability;
+
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.List;
+
+import org.simantics.db.ReadGraph;
+import org.simantics.db.Resource;
+import org.simantics.db.WriteGraph;
+import org.simantics.db.testing.base.ExistingDatabaseTest;
+import org.simantics.db.testing.common.WriteQuery;
+import org.simantics.layer0.Layer0;
+
+/**
+ * Creates large amount of instances in multiple transactions
+ * and the tries to verify that instances are written into the database.
+ *
+ * @author Marko Luukkainen <marko.luukkainen@vtt.fi>
+ *
+ */
+public class LargeDataTest extends ExistingDatabaseTest {
+
+ private static int INSTANCE_COUNT = 1000; //100000
+ private static int MAX_INSTANCE_COUNT_PER_TRANSACTION = 100; // 1000;
+ private static boolean OPTIMIZED = false;
+
+ public void testLargeData() throws Exception{
+ final Resource rootLib = getSession().getRootLibrary();
+ final String random = getRandomString();
+ if (DEBUG)
+ System.out.println("Test start");
+ for (int j = 0; j < INSTANCE_COUNT; j += MAX_INSTANCE_COUNT_PER_TRANSACTION) {
+ final int base = j;
+ getSession().syncRequest(new WriteQuery(this) {
+ @Override
+ public void run(WriteGraph g) throws Throwable {
+ Layer0 b = Layer0.getInstance(g);
+ for (int i = 0; i < MAX_INSTANCE_COUNT_PER_TRANSACTION; i++) {
+ String newInstanceName = random + (base+i);
+ Resource instance = g.newResource();
+ if(!OPTIMIZED) {
+ g.claim(instance, b.InstanceOf, null, b.Type);
+ g.claimLiteral(instance, b.HasName, newInstanceName);
+ g.claim(rootLib, b.ConsistsOf, instance);
+ } else {
+ Resource invName = g.getInverse(b.HasName);
+ g.claim(instance, b.HasName, invName, b.Type);
+ g.claimLiteral(instance, b.HasName, newInstanceName);
+ g.claim(rootLib, b.ConsistsOf, b.PartOf, instance);
+ }
+ }
+
+ }
+ });
+ if (DEBUG)
+ System.out.println(j + MAX_INSTANCE_COUNT_PER_TRANSACTION);
+ }
+
+ checkException();
+ if (DEBUG)
+ System.out.println("Reading stage");
+ getSession().syncRequest(new TestReadRequest() {
+ @Override
+ public void run(ReadGraph g) throws Throwable {
+ Layer0 b = Layer0.getInstance(g);
+ List<Boolean> found = new ArrayList<Boolean>(INSTANCE_COUNT);
+ for (int i = 0; i < INSTANCE_COUNT; i++) {
+ found.add(false);
+ }
+ Collection<Resource> resources = g.getObjects(rootLib, b.ConsistsOf);
+ for (Resource r : resources) {
+ String name = g.getPossibleRelatedValue(r, b.HasName);
+ if (null == name || !name.startsWith(random, 0))
+ continue;
+ name = name.substring(random.length());
+ try {
+ int i = Integer.parseInt(name);
+ found.set(i, true);
+
+ } catch (NumberFormatException e) {
+ continue; // not a number
+ }
+ }
+ for (int i = 0; i < INSTANCE_COUNT; i++) {
+ if (!found.get(i))
+ throw new Exception("Created resource " + i + " cannot be found");
+ }
+ }
+ });
+ if (DEBUG)
+ System.out.println("test done");
+ checkException();
+ }
+
+}