/*
* Copyright 2011 Red Hat, Inc. and/or its affiliates.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301 USA
*/
package org.infinispan.factories;
import org.infinispan.commons.equivalence.AnyEquivalence;
import org.infinispan.commons.equivalence.Equivalence;
import org.infinispan.container.versioning.NumericVersionGenerator;
import org.infinispan.container.versioning.SimpleClusteredVersionGenerator;
import org.infinispan.container.versioning.VersionGenerator;
import org.infinispan.factories.annotations.DefaultFactoryFor;
/**
* Version generator component factory. Version generators are used for
* situations where version or ids are needed, e.g. data versioning,
* transaction recovery, or hotrod/memcached support.
*
* @author Manik Surtani
* @author Galder Zamarreño
* @since 5.1
*/
@DefaultFactoryFor(classes = VersionGenerator.class)
@SuppressWarnings("unused")
public class VersioningMetaFactory extends AbstractNamedCacheComponentFactory implements AutoInstantiableFactory {
@SuppressWarnings("unchecked")
@Override
public <T> T construct(Class<T> componentType) {
// TODO: Eventually, NumericVersionGenerator and SimpleClusteredVersionGenerator should be merged into one...
switch (configuration.versioning().scheme()) {
case SIMPLE: {
if (configuration.clustering().cacheMode().isClustered())
return (T) new SimpleClusteredVersionGenerator();
return (T) new NumericVersionGenerator();
}
default:
return (T) new NumericVersionGenerator();
}
}
}