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Posted to commits@jackrabbit.apache.org by mr...@apache.org on 2005/08/15 14:12:14 UTC
svn commit: r232801 [2/2] - in /incubator/jackrabbit/trunk/core:
applications/test/workspaces/default/ applications/test/workspaces/test/
src/java/org/apache/jackrabbit/core/
src/java/org/apache/jackrabbit/core/query/
src/java/org/apache/jackrabbit/cor...
Added: incubator/jackrabbit/trunk/core/src/test/org/apache/jackrabbit/core/query/ConcurrentQueryTest.java
URL: http://svn.apache.org/viewcvs/incubator/jackrabbit/trunk/core/src/test/org/apache/jackrabbit/core/query/ConcurrentQueryTest.java?rev=232801&view=auto
==============================================================================
--- incubator/jackrabbit/trunk/core/src/test/org/apache/jackrabbit/core/query/ConcurrentQueryTest.java (added)
+++ incubator/jackrabbit/trunk/core/src/test/org/apache/jackrabbit/core/query/ConcurrentQueryTest.java Mon Aug 15 05:11:52 2005
@@ -0,0 +1,254 @@
+/*
+ * Copyright 2004-2005 The Apache Software Foundation or its licensors,
+ * as applicable.
+ *
+ * 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.
+ */
+package org.apache.jackrabbit.core.query;
+
+import org.apache.jackrabbit.test.AbstractJCRTest;
+
+import javax.jcr.RepositoryException;
+import javax.jcr.Session;
+import javax.jcr.NodeIterator;
+import javax.jcr.Node;
+import javax.jcr.query.QueryManager;
+import javax.jcr.query.Query;
+import java.util.List;
+import java.util.ArrayList;
+import java.util.Iterator;
+import java.util.Collections;
+import java.io.PrintWriter;
+
+/**
+ * Runs queries in one thread while another thread is modifying the workspace.
+ */
+public class ConcurrentQueryTest extends AbstractJCRTest {
+
+ /**
+ * Number of threads executing queries.
+ */
+ private static final int NUM_READERS = 1;
+
+ /**
+ * The read sessions executing the queries.
+ */
+ private List readSessions = new ArrayList();
+
+ /**
+ * Gets the read sessions for the test cases.
+ */
+ protected void setUp() throws Exception {
+ super.setUp();
+ for (int i = 0; i < NUM_READERS; i++) {
+ readSessions.add(helper.getReadOnlySession());
+ }
+ }
+
+ /**
+ * Logs out the sessions aquired in setUp().
+ */
+ protected void tearDown() throws Exception {
+ super.tearDown();
+ for (Iterator it = readSessions.iterator(); it.hasNext(); ) {
+ ((Session) it.next()).logout();
+ }
+ }
+
+ /**
+ * Writes 1000 nodes in transactions of 5 nodes to the workspace while
+ * other threads query the workspace. Query results must always return
+ * a consistent view of the workspace, that is:<br/>
+ * <code>result.numNodes % 5 == 0</code>
+ */
+ public void testConcurrentQueryWithWrite() throws Exception {
+
+ final List exceptions = Collections.synchronizedList(new ArrayList());
+ List readers = new ArrayList();
+ String query = "/jcr:root" + testRoot + "//*[@testprop = 'foo']";
+ for (Iterator it = readSessions.iterator(); it.hasNext(); ) {
+ Session s = (Session) it.next();
+ readers.add(new QueryWorker(s, query, exceptions, log));
+ }
+
+ Thread writer = new Thread() {
+ public void run() {
+ try {
+ for (int i = 0; i < 20; i++) {
+ Node n = testRootNode.addNode("node" + i);
+ for (int j = 0; j < 10; j++) {
+ Node n1 = n.addNode("node" + j);
+ for (int k = 0; k < 5; k++) {
+ n1.addNode("node" + k).setProperty("testprop", "foo");
+ }
+ testRootNode.save();
+ }
+ }
+ } catch (RepositoryException e) {
+ exceptions.add(e);
+ }
+ }
+ };
+
+ // start the threads
+ writer.start();
+ for (Iterator it = readers.iterator(); it.hasNext(); ) {
+ ((Thread) it.next()).start();
+ }
+
+ // wait for writer thread to finish its work
+ writer.join();
+
+ // request readers to finish
+ for (Iterator it = readers.iterator(); it.hasNext(); ) {
+ QueryWorker t = (QueryWorker) it.next();
+ t.finish();
+ t.join();
+ }
+
+ // fail in case of exceptions
+ if (exceptions.size() > 0) {
+ fail(exceptions.get(0).toString());
+ }
+ }
+
+ /**
+ * Deletes 1000 nodes in transactions of 5 nodes while
+ * other threads query the workspace. Query results must always return
+ * a consistent view of the workspace, that is:<br/>
+ * <code>result.numNodes % 5 == 0</code>
+ */
+ public void testConcurrentQueryWithDeletes() throws Exception {
+
+ // create 1000 nodes
+ for (int i = 0; i < 20; i++) {
+ Node n = testRootNode.addNode("node" + i);
+ for (int j = 0; j < 10; j++) {
+ Node n1 = n.addNode("node" + j);
+ for (int k = 0; k < 5; k++) {
+ n1.addNode("node" + k).setProperty("testprop", "foo");
+ }
+ }
+ testRootNode.save();
+ }
+
+ final List exceptions = Collections.synchronizedList(new ArrayList());
+ List readers = new ArrayList();
+ String query = "/jcr:root" + testRoot + "//*[@testprop = 'foo']";
+ for (Iterator it = readSessions.iterator(); it.hasNext(); ) {
+ Session s = (Session) it.next();
+ readers.add(new QueryWorker(s, query, exceptions, log));
+ }
+
+ Thread writer = new Thread() {
+ public void run() {
+ try {
+ for (int i = 0; i < 20; i++) {
+ Node n = testRootNode.getNode("node" + i);
+ for (int j = 0; j < 10; j++) {
+ Node n1 = n.getNode("node" + j);
+ for (int k = 0; k < 5; k++) {
+ n1.getNode("node" + k).remove();
+ }
+ testRootNode.save();
+ }
+ }
+ } catch (Exception e) {
+ exceptions.add(e);
+ }
+ }
+ };
+
+ // start the threads
+ writer.start();
+ for (Iterator it = readers.iterator(); it.hasNext(); ) {
+ ((Thread) it.next()).start();
+ }
+
+ // wait for writer thread to finish its work
+ writer.join();
+
+ // request readers to finish
+ for (Iterator it = readers.iterator(); it.hasNext(); ) {
+ QueryWorker t = (QueryWorker) it.next();
+ t.finish();
+ t.join();
+ }
+
+ // fail in case of exceptions
+ if (exceptions.size() > 0) {
+ fail(exceptions.get(0).toString());
+ }
+ }
+
+ /**
+ * Executes queries in a separate thread.
+ */
+ private static final class QueryWorker extends Thread {
+
+ private Session s;
+ private String query;
+ private final List exceptions;
+ private final PrintWriter log;
+ private boolean finish = false;
+ private int count;
+
+ QueryWorker(Session s, String query, List exceptions, PrintWriter log) {
+ this.s = s;
+ this.query = query;
+ this.exceptions = exceptions;
+ this.log = log;
+ }
+
+ public void run() {
+ try {
+ // run the queries
+ QueryManager qm = s.getWorkspace().getQueryManager();
+ Query q = qm.createQuery(query, Query.XPATH);
+ for (;;) {
+ long time = System.currentTimeMillis();
+ NodeIterator nodes = q.execute().getNodes();
+ long size = nodes.getSize();
+ if (size == -1) {
+ while (nodes.hasNext()) {
+ size++;
+ nodes.nextNode();
+ }
+ }
+ time = System.currentTimeMillis() - time;
+ log.println(getName() + ": num nodes:" + size +
+ " executed in: " + time + " ms.");
+
+ count++;
+ if (size % 5 != 0) {
+ exceptions.add(new Exception("number of result nodes must be divisible by 5, but is: " + size));
+ }
+ // do not consume all cpu power
+ Thread.sleep(10);
+ synchronized (this) {
+ if (finish) {
+ break;
+ }
+ }
+ }
+ } catch (Exception e) {
+ exceptions.add(e);
+ }
+ System.out.println("Executed " + count + " queries");
+ }
+
+ public synchronized void finish() {
+ finish = true;
+ }
+ }
+}
Propchange: incubator/jackrabbit/trunk/core/src/test/org/apache/jackrabbit/core/query/ConcurrentQueryTest.java
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svn:eol-style = native
Modified: incubator/jackrabbit/trunk/core/src/test/org/apache/jackrabbit/core/query/TestAll.java
URL: http://svn.apache.org/viewcvs/incubator/jackrabbit/trunk/core/src/test/org/apache/jackrabbit/core/query/TestAll.java?rev=232801&r1=232800&r2=232801&view=diff
==============================================================================
--- incubator/jackrabbit/trunk/core/src/test/org/apache/jackrabbit/core/query/TestAll.java (original)
+++ incubator/jackrabbit/trunk/core/src/test/org/apache/jackrabbit/core/query/TestAll.java Mon Aug 15 05:11:52 2005
@@ -44,6 +44,7 @@
suite.addTestSuite(XPathAxisTest.class);
suite.addTestSuite(SkipDeletedNodesTest.class);
suite.addTestSuite(MassiveRangeTest.class);
+ suite.addTestSuite(ConcurrentQueryTest.class);
return suite;
}