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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.test.api.observation;
import java.util.Arrays;
import java.util.HashSet;
import java.util.Set;
import javax.jcr.Node;
import javax.jcr.Repository;
import javax.jcr.RepositoryException;
import javax.jcr.Session;
import javax.jcr.observation.Event;
import javax.jcr.observation.EventJournal;
import org.apache.jackrabbit.test.NotExecutableException;
/**
* EventJournalTest performs EventJournal tests.
*/
public class EventJournalTest extends AbstractObservationTest {
private EventJournal journal;
protected void setUp() throws Exception {
checkSupportedOption(Repository.OPTION_JOURNALED_OBSERVATION_SUPPORTED);
super.setUp();
journal = obsMgr.getEventJournal();
}
public void testSkipToNow() throws RepositoryException {
// skip everything
skipToNow();
assertFalse(journal.hasNext());
}
public void testSkipTo() throws Exception {
long time = System.currentTimeMillis();
// add some nodes
Node n1 = testRootNode.addNode(nodeName1);
Node n2 = testRootNode.addNode(nodeName2);
// make sure some time passed otherwise we might
// skip this change as well.
while (time == System.currentTimeMillis()) {
Thread.sleep(1);
}
// now save
superuser.save();
journal.skipTo(time);
// at least the two added nodes must be returned by the journal
checkJournal(new String[]{n1.getPath(), n2.getPath()}, new String[0]);
}
public void testLiveJournal() throws RepositoryException {
skipToNow();
assertFalse(journal.hasNext());
testRootNode.addNode(nodeName1);
superuser.save();
assertTrue(journal.hasNext());
}
public void testWorkspaceSeparation() throws RepositoryException {
skipToNow();
assertFalse(journal.hasNext());
Session session = getHelper().getSuperuserSession(workspaceName);
try {
Node rootNode = session.getRootNode();
if (rootNode.hasNode(nodeName1)) {
rootNode.getNode(nodeName1).remove();
} else {
rootNode.addNode(nodeName1);
}
session.save();
} finally {
session.logout();
}
assertFalse(journal.hasNext());
}
public void testIsDeepTrue() throws RepositoryException {
Node n1 = testRootNode.addNode(nodeName1);
Node n2 = n1.addNode(nodeName2);
journal = obsMgr.getEventJournal();
skipToNow();
superuser.save();
checkJournal(new String[]{n1.getPath(), n2.getPath()}, new String[0]);
}
public void testUUID() throws RepositoryException, NotExecutableException {
Node n1 = testRootNode.addNode(nodeName1);
ensureMixinType(n1, mixReferenceable);
superuser.save();
Node n2 = n1.addNode(nodeName2);
journal = obsMgr.getEventJournal();
skipToNow();
superuser.save();
checkJournal(new String[]{n2.getPath()}, new String[0]);
}
public void testUserData() throws RepositoryException {
testRootNode.addNode(nodeName1);
String data = createRandomString(5);
obsMgr.setUserData(data);
journal = obsMgr.getEventJournal();
skipToNow();
superuser.save();
assertTrue("no more events", journal.hasNext());
assertEquals("Wrong user data", data, journal.nextEvent().getUserData());
}
public void testEventType() throws RepositoryException {
Node n1 = testRootNode.addNode(nodeName1);
journal = getEventJournal(Event.PROPERTY_ADDED, testRoot, true, null, null);
skipToNow();
superuser.save();
checkJournal(new String[]{n1.getPath() + "/" + jcrPrimaryType},
new String[]{n1.getPath()});
}
public void testPath() throws RepositoryException {
Node n1 = testRootNode.addNode(nodeName1);
Node n2 = n1.addNode(nodeName2);
journal = getEventJournal(ALL_TYPES, n1.getPath(), true, null, null);
skipToNow();
superuser.save();
checkJournal(new String[]{n2.getPath()}, new String[]{n1.getPath()});
}
public void testIsDeepFalse() throws RepositoryException {
Node n1 = testRootNode.addNode(nodeName1);
Node n2 = n1.addNode(nodeName2);
journal = getEventJournal(ALL_TYPES, testRoot, false, null, null);
skipToNow();
superuser.save();
checkJournal(new String[]{n1.getPath()}, new String[]{n2.getPath()});
}
public void testNodeType() throws RepositoryException {
Node n1 = testRootNode.addNode(nodeName1, "nt:folder");
Node n2 = n1.addNode(nodeName2, "nt:folder");
journal = getEventJournal(ALL_TYPES, testRoot, true, null,
new String[]{"nt:folder"});
skipToNow();
superuser.save();
checkJournal(new String[]{n2.getPath()}, new String[]{n1.getPath()});
}
public void testPersist() throws RepositoryException, NotExecutableException {
Node n1 = testRootNode.addNode(nodeName1);
journal = getEventJournal(Event.PERSIST, testRoot, true, null, null);
skipToNow();
superuser.save();
boolean hasPersistEvents = journal.hasNext();
if (! hasPersistEvents) {
throw new NotExecutableException("repository does not appear to provide PERSIST events");
}
journal = getEventJournal(ALL_TYPES | Event.PERSIST, testRoot, true, null, null);
skipToNow();
// add another child node
Node n3 = testRootNode.addNode(nodeName2);
String target = n1.getPath();
n1.remove();
superuser.save();
// move it
superuser.getWorkspace().move(n3.getPath(), target);
// remove it again
n3 = superuser.getNode(target);
n3.remove();
superuser.save();
int persistCount = 0;
Event e = null;
while (journal.hasNext()) {
e = journal.nextEvent();
if (e.getType() == Event.PERSIST) {
persistCount += 1;
}
}
assertEquals(3, persistCount);
// last event should be persist
assertEquals(Event.PERSIST, e.getType());
}
//-------------------------------< internal >-------------------------------
private void skipToNow() {
long now = System.currentTimeMillis();
journal.skipTo(now);
while (now == System.currentTimeMillis()) {
try {
Thread.sleep(1);
} catch (InterruptedException e) {
// ignore
}
}
}
private EventJournal getEventJournal(int eventTypes, String absPath, boolean isDeep, String[] uuid, String[] nodeTypeName) throws RepositoryException {
return superuser.getWorkspace().getObservationManager().getEventJournal(eventTypes, absPath, isDeep, uuid, nodeTypeName);
}
/**
* Checks the journal for events.
*
* @param allowed allowed paths for the returned events.
* @param denied denied paths for the returned events.
* @throws RepositoryException if an error occurs while reading the event
* journal.
*/
private void checkJournal(String[] allowed, String[] denied) throws RepositoryException {
Set allowedSet = new HashSet(Arrays.asList(allowed));
Set deniedSet = new HashSet(Arrays.asList(denied));
while (journal.hasNext()) {
String path = journal.nextEvent().getPath();
allowedSet.remove(path);
if (deniedSet.contains(path)) {
fail(path + " must not be present in journal");
}
}
assertTrue("Missing paths in journal: " + allowedSet, allowedSet.isEmpty());
}
}
