net4j-Thread-5 [org.eclipse.internal.net4j.buffer.BufferPool] Obtained Buffer@204[INITIAL]
net4j-Thread-5 [org.eclipse.net4j.signal.SignalProtocol] Put signal id 4
[WARN] A problem occured while notifying client SignalProtocol[cdo-admin]
java.lang.NullPointerException
	at org.eclipse.emf.cdo.server.internal.admin.CDOAdminServerRepository.write(CDOAdminServerRepository.java:197)
	at org.eclipse.emf.cdo.server.internal.admin.protocol.RepositoryAddedRequest.requesting(RepositoryAddedRequest.java:35)
	at org.eclipse.net4j.signal.Request.doExtendedOutput(Request.java:67)
	at org.eclipse.net4j.signal.Signal.doOutput(Signal.java:298)
	at org.eclipse.net4j.signal.Request.doExecute(Request.java:59)
	at org.eclipse.net4j.signal.SignalActor.execute(SignalActor.java:53)
	at org.eclipse.net4j.signal.Signal.runSync(Signal.java:253)
	at org.eclipse.net4j.signal.SignalProtocol.startSignal(SignalProtocol.java:440)
	at org.eclipse.net4j.signal.Request.sendAsync(Request.java:53)
	at org.eclipse.emf.cdo.server.internal.admin.protocol.CDOAdminServerProtocol.sendRepositoryAdded(CDOAdminServerProtocol.java:51)
	at org.eclipse.emf.cdo.server.internal.admin.CDOAdminServer.repositoryAdded(CDOAdminServer.java:164)
	at org.eclipse.emf.cdo.server.internal.admin.CDOAdminServer$1.onAdded(CDOAdminServer.java:52)
	at org.eclipse.net4j.util.container.ContainerEventAdapter$1.added(ContainerEventAdapter.java:50)
	at org.eclipse.net4j.util.container.ContainerEvent.accept(ContainerEvent.java:113)
	at org.eclipse.net4j.util.container.ContainerEventAdapter.notifyContainerEvent(ContainerEventAdapter.java:46)
	at org.eclipse.net4j.util.container.ContainerEventAdapter.notifyEvent(ContainerEventAdapter.java:35)
	at org.eclipse.net4j.util.event.Notifier.fireEventSafe(Notifier.java:146)
	at org.eclipse.net4j.util.event.Notifier.fireEvent(Notifier.java:110)
	at org.eclipse.net4j.util.event.Notifier.fireEvent(Notifier.java:86)
	at org.eclipse.net4j.util.container.ManagedContainer.fireEvent(ManagedContainer.java:478)
	at org.eclipse.net4j.util.container.ManagedContainer.putElement(ManagedContainer.java:361)
	at org.eclipse.net4j.util.container.ManagedContainer.putElement(ManagedContainer.java:337)
	at org.eclipse.emf.cdo.server.CDOServerUtil.addRepository(CDOServerUtil.java:207)
	at org.eclipse.emf.cdo.server.internal.admin.CDOAdminServer.doCreateRepository(CDOAdminServer.java:110)
	at org.eclipse.emf.cdo.spi.common.admin.AbstractCDOAdmin.createRepository(AbstractCDOAdmin.java:105)
	at org.eclipse.emf.cdo.server.internal.admin.protocol.CreateRepositoryIndication.responding(CreateRepositoryIndication.java:54)
	at org.eclipse.net4j.signal.IndicationWithResponse.doExtendedOutput(IndicationWithResponse.java:98)
	at org.eclipse.net4j.signal.Signal.doOutput(Signal.java:298)
	at org.eclipse.net4j.signal.IndicationWithResponse.execute(IndicationWithResponse.java:67)
	at org.eclipse.net4j.signal.Signal.runSync(Signal.java:253)
	at org.eclipse.net4j.signal.Signal.run(Signal.java:149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
	at java.lang.Thread.run(Thread.java:662)

package ........model.tests;

import java.io.IOException;
import java.util.HashMap;
import java.util.Map;

import junit.framework.Assert;

import org.eclipse.emf.cdo.admin.CDOAdminClient;
import org.eclipse.emf.cdo.admin.CDOAdminClientUtil;
import org.eclipse.emf.cdo.common.admin.CDOAdmin;
import org.eclipse.emf.cdo.common.admin.CDOAdminRepository;
import org.eclipse.emf.cdo.net4j.CDONet4jSession;
import org.eclipse.emf.cdo.net4j.CDONet4jSessionConfiguration;
import org.eclipse.emf.cdo.net4j.CDONet4jUtil;
import org.eclipse.emf.common.util.EList;
import org.eclipse.emf.ecore.EAttribute;
import org.eclipse.net4j.Net4jUtil;
import org.eclipse.net4j.connector.IConnector;
import org.eclipse.net4j.tcp.TCPUtil;
import org.eclipse.net4j.util.container.IPluginContainer;
import org.eclipse.net4j.util.io.IOUtil;
import org.eclipse.net4j.util.lifecycle.ILifecycle;
import org.eclipse.net4j.util.lifecycle.LifecycleEventAdapter;
import org.junit.BeforeClass;
import org.junit.Test;

...

public class TestCdoClient {

	private static IConnector connector;
	public static final long DEFAULT_TIMEOUT = 500;
	private static final String ADMIN_HANDLER_TYPE = ConnectionPackage.eNS_PREFIX;

	@BeforeClass
	public static void init() {
		// The following lines are not needed if the extension
		// registry (OSGi/Equinox) is running
		Net4jUtil.prepareContainer(IPluginContainer.INSTANCE);
		TCPUtil.prepareContainer(IPluginContainer.INSTANCE);

		connector = (IConnector) IPluginContainer.INSTANCE.getElement( //
				"org.eclipse.net4j.connectors", // Product group
				"tcp", // Type
				"localhost:2036");

	}

	@Test
	public void test() throws IOException, InterruptedException {
		CDOAdmin admin = openAdmin(null);
		try {
			int size = admin.getRepositories().length;

			.. repo = ...Factory.eINSTANCE
					.create...Repository();
			repo.setDatabaseHostName("localhost");
			...
			final String value = "cdoTestClientRepo"
					+ System.currentTimeMillis();
			repo.setName(value);
			Map<String, Object> propperties = new HashMap<String, Object>();
			EList<EAttribute> attributes = repo.eClass().getEAttributes();
			for (EAttribute eAttribute : attributes) {
				propperties.put(eAttribute.getName(), repo.eGet(eAttribute));
			}
			CDOAdminRepository repo2 = null;
			try {
				// FIXME BUG CDO
				repo2 = admin.createRepository(value, ADMIN_HANDLER_TYPE,
						propperties);

			} catch (Exception e) {
				e.printStackTrace();
				// FIXME BUG CDO - Always occurred
			} finally {
				disposeAdmin(admin);
				admin = openAdmin(null);
				CDOAdminRepository[] repos = admin.getRepositories();
				for (CDOAdminRepository cdoAdminRepository : repos) {
					if (cdoAdminRepository.getName().equals(repo.getName())) {
						repo2 = cdoAdminRepository;
					}
				}
			}
			Assert.assertNotNull(repo2);
			Assert.assertEquals(value, repo2.getName());
			Assert.assertEquals(size + 1, admin.getRepositories().length);
			repo2.delete(ADMIN_HANDLER_TYPE);
			Assert.assertEquals(null, admin.getRepository(value));
			Assert.assertEquals(size, admin.getRepositories().length);

		} finally {
			cleanup(admin);
		}
	}

	private CDOAdmin openAdmin(Object object) throws InterruptedException {

		String url = connector.getURL();
		final CDOAdminClient admin = CDOAdminClientUtil.openAdmin(url,
				DEFAULT_TIMEOUT);
		long timeout = System.currentTimeMillis() + DEFAULT_TIMEOUT + 10;
		while (System.currentTimeMillis() < timeout && !admin.isConnected()) {
			Thread.sleep(10);
		}
		return admin;
	}

	
	private void cleanup(CDOAdmin admin) {
		disposeAdmin(admin);
		connector.close();
	}

	private void disposeAdmin(CDOAdmin admin) {
		IOUtil.closeSilent(admin);
	}

}