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TestXaManagerBeans.java
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TestXaManagerBeans.java
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/**
* Copyright (c) 2002-2016 "Neo Technology,"
* Network Engine for Objects in Lund AB [http://neotechnology.com]
*
* This file is part of Neo4j.
*
* Neo4j is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.neo4j.management;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.neo4j.graphdb.factory.GraphDatabaseFactory;
import org.neo4j.jmx.impl.JmxKernelExtension;
import org.neo4j.kernel.GraphDatabaseAPI;
import org.neo4j.kernel.impl.transaction.XaDataSourceManager;
import org.neo4j.kernel.impl.transaction.xaframework.XaDataSource;
import org.neo4j.management.impl.XaManagerBean;
import org.neo4j.test.TargetDirectory;
import static org.junit.Assert.*;
public class TestXaManagerBeans
{
private GraphDatabaseAPI graphDb;
private XaManager xaManager;
private TargetDirectory dir = TargetDirectory.forTest( getClass() );
@Before
public synchronized void startGraphDb()
{
graphDb = (GraphDatabaseAPI) new GraphDatabaseFactory().newEmbeddedDatabase(dir.cleanDirectory( "test" ).getAbsolutePath() );
xaManager = graphDb.getDependencyResolver().resolveDependency( JmxKernelExtension.class )
.getSingleManagementBean( XaManager.class );
}
@After
public synchronized void stopGraphDb()
{
if ( graphDb != null )
{
graphDb.shutdown();
}
graphDb = null;
}
@Test
public void canAccessXaManagerBean() throws Exception
{
assertNotNull( "no XA manager bean", xaManager );
assertTrue( "no XA resources", xaManager.getXaResources().length > 0 );
}
@Test
public void hasAllXaManagerBeans()
{
for ( XaDataSource xaDataSource : graphDb.getDependencyResolver().resolveDependency( XaDataSourceManager.class )
.getAllRegisteredDataSources() )
{
XaResourceInfo info = getByName( xaDataSource.getName() );
assertEquals( "wrong branchid for XA data source " + xaDataSource.getName(),
XaManagerBean.toHexString( xaDataSource.getBranchId() ), info.getBranchId() );
assertEquals( "wrong log version for XA data source " + xaDataSource.getName(),
xaDataSource.getCurrentLogVersion(), info.getLogVersion() );
assertEquals( "wrong last tx ID for XA data source " + xaDataSource.getName(),
xaDataSource.getLastCommittedTxId(), info.getLastTxId() );
}
}
private XaResourceInfo getByName( String name )
{
for ( XaResourceInfo xaResourceInfo : xaManager.getXaResources() )
{
if ( name.equals( xaResourceInfo.getName() ) )
{
return xaResourceInfo;
}
}
fail( "no such XA resource: " + name );
return null;
}
}