/*
* 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.container;
import org.infinispan.container.entries.CacheEntry;
import org.infinispan.container.entries.ImmortalCacheEntry;
import org.infinispan.container.entries.InternalCacheEntry;
import org.infinispan.container.entries.InternalCacheValue;
import org.infinispan.container.entries.MortalCacheEntry;
import org.infinispan.container.entries.TransientCacheEntry;
import org.infinispan.container.entries.TransientMortalCacheEntry;
import org.infinispan.container.entries.versioned.VersionedImmortalCacheEntry;
import org.infinispan.container.entries.versioned.VersionedImmortalCacheValue;
import org.infinispan.container.entries.versioned.VersionedMortalCacheEntry;
import org.infinispan.container.entries.versioned.VersionedMortalCacheValue;
import org.infinispan.container.entries.versioned.VersionedTransientCacheEntry;
import org.infinispan.container.entries.versioned.VersionedTransientCacheValue;
import org.infinispan.container.entries.versioned.VersionedTransientMortalCacheEntry;
import org.infinispan.container.entries.versioned.VersionedTransientMortalCacheValue;
import org.infinispan.container.versioning.EntryVersion;
/**
* An implementation that generates versioned entries
*
* @author Manik Surtani
* @since 5.1
*/
public class VersionedInternalEntryFactoryImpl extends InternalEntryFactoryImpl {
@Override
public InternalCacheEntry create(Object key, Object value, EntryVersion version) {
return new VersionedImmortalCacheEntry(key, value, version);
}
@Override
public InternalCacheEntry create(Object key, Object value, EntryVersion version, long created, long lifespan, long lastUsed, long maxIdle) {
if (lifespan < 0 && maxIdle < 0) return new VersionedImmortalCacheEntry(key, value, version);
if (lifespan > -1 && maxIdle < 0) return new VersionedMortalCacheEntry(key, value, version, lifespan, created);
if (lifespan < 0 && maxIdle > -1) return new VersionedTransientCacheEntry(key, value, version, maxIdle, lastUsed);
return new VersionedTransientMortalCacheEntry(key, value, version, maxIdle, lifespan, lastUsed, created);
}
@Override
public InternalCacheValue createValue(CacheEntry cacheEntry) {
long lifespan = cacheEntry.getLifespan();
long maxIdle = cacheEntry.getMaxIdle();
if (lifespan < 0 && maxIdle < 0) return new VersionedImmortalCacheValue(cacheEntry.getValue(), cacheEntry.getVersion());
if (lifespan > -1 && maxIdle < 0) return new VersionedMortalCacheValue(cacheEntry.getValue(), cacheEntry.getVersion(), -1, lifespan);
if (lifespan < 0 && maxIdle > -1) return new VersionedTransientCacheValue(cacheEntry.getValue(), cacheEntry.getVersion(), maxIdle, -1);
return new VersionedTransientMortalCacheValue(cacheEntry.getValue(), cacheEntry.getVersion(), -1, lifespan, maxIdle, -1);
}
@Override
public InternalCacheEntry create(Object key, Object value, EntryVersion version, long lifespan, long maxIdle) {
if (lifespan < 0 && maxIdle < 0) return new VersionedImmortalCacheEntry(key, value, version);
if (lifespan > -1 && maxIdle < 0) new VersionedMortalCacheEntry(key, value, version, lifespan);
if (lifespan < 0 && maxIdle > -1) new VersionedTransientCacheEntry(key, value, version, maxIdle);
return new VersionedTransientMortalCacheEntry(key, value, version, maxIdle, lifespan);
}
@Override
public InternalCacheEntry update(InternalCacheEntry ice, long lifespan, long maxIdle) {
EntryVersion version = ice.getVersion();
if (ice instanceof ImmortalCacheEntry) {
if (lifespan < 0) {
if (maxIdle < 0) {
return ice;
} else {
return new VersionedTransientCacheEntry(ice.getKey(), ice.getValue(), version, maxIdle);
}
} else {
if (maxIdle < 0) {
return new VersionedMortalCacheEntry(ice.getKey(), ice.getValue(), version, lifespan);
} else {
long ctm = System.currentTimeMillis();
return new VersionedTransientMortalCacheEntry(ice.getKey(), ice.getValue(), version, maxIdle, lifespan, ctm, ctm);
}
}
} else if (ice instanceof MortalCacheEntry) {
if (lifespan < 0) {
if (maxIdle < 0) {
return new VersionedImmortalCacheEntry(ice.getKey(), ice.getValue(), version);
} else {
return new VersionedTransientCacheEntry(ice.getKey(), ice.getValue(), version, maxIdle);
}
} else {
if (maxIdle < 0) {
ice.setLifespan(lifespan);
return ice;
} else {
long ctm = System.currentTimeMillis();
return new VersionedTransientMortalCacheEntry(ice.getKey(), ice.getValue(), version, maxIdle, lifespan, ctm, ctm);
}
}
} else if (ice instanceof TransientCacheEntry) {
if (lifespan < 0) {
if (maxIdle < 0) {
return new VersionedImmortalCacheEntry(ice.getKey(), ice.getVersion(), version);
} else {
ice.setMaxIdle(maxIdle);
return ice;
}
} else {
if (maxIdle < 0) {
return new VersionedMortalCacheEntry(ice.getKey(), ice.getValue(), version, lifespan);
} else {
long ctm = System.currentTimeMillis();
return new VersionedTransientMortalCacheEntry(ice.getKey(), ice.getValue(), version, maxIdle, lifespan, ctm, ctm);
}
}
} else if (ice instanceof TransientMortalCacheEntry) {
if (lifespan < 0) {
if (maxIdle < 0) {
return new VersionedImmortalCacheEntry(ice.getKey(), ice.getValue(), version);
} else {
return new VersionedTransientCacheEntry(ice.getKey(), ice.getValue(), version, maxIdle);
}
} else {
if (maxIdle < 0) {
return new VersionedMortalCacheEntry(ice.getKey(), ice.getValue(), version, lifespan);
} else {
ice.setLifespan(lifespan);
ice.setMaxIdle(maxIdle);
return ice;
}
}
}
return ice;
}
}