/*
* JBoss, Home of Professional Open Source.
* See the COPYRIGHT.txt file distributed with this work for information
* regarding copyright ownership. Some portions may be licensed
* to Red Hat, Inc. under one or more contributor license agreements.
*
* This library 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 library 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.teiid.common.buffer;
import java.lang.ref.WeakReference;
public class CacheEntry extends BaseCacheEntry {
private boolean persistent;
private Object object;
private final int sizeEstimate;
private WeakReference<? extends Serializer<?>> serializer;
public CacheEntry(Long oid) {
this(new CacheKey(oid, 0, 0), 0, null, null, false);
}
public CacheEntry(CacheKey key, int sizeEstimate, Object object, WeakReference<? extends Serializer<?>> serializer, boolean persistent) {
super(key);
this.sizeEstimate = sizeEstimate;
this.object = object;
this.serializer = serializer;
this.persistent = persistent;
}
public void setObject(Object object) {
this.object = object;
}
public int getSizeEstimate() {
return sizeEstimate;
}
public Object nullOut() {
Object result = getObject();
this.object = null;
this.serializer = null;
return result;
}
public Object getObject() {
return object;
}
public void setPersistent(boolean persistent) {
this.persistent = persistent;
}
public boolean isPersistent() {
return persistent;
}
public void setSerializer(WeakReference<? extends Serializer<?>> serializer) {
this.serializer = serializer;
}
public Serializer<?> getSerializer() {
WeakReference<? extends Serializer<?>> ref = this.serializer;
if (ref == null) {
return null;
}
return ref.get();
}
}