org.geotools.data.directory.DataStoreSoftReference Maven / Gradle / Ivy

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/*
 *    GeoTools - The Open Source Java GIS Toolkit
 *    http://geotools.org
 *
 *    (C) 2019, Open Source Geospatial Foundation (OSGeo)
 *
 *    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;
 *    version 2.1 of the License.
 *
 *    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.
 */
package org.geotools.data.directory;

import java.lang.ref.SoftReference;
import org.geotools.data.DataStore;
import org.geotools.util.WeakCollectionCleaner;

public class DataStoreSoftReference extends SoftReference {

    public DataStoreSoftReference(DataStore referent) {
        super(referent, WeakCollectionCleaner.DEFAULT.getReferenceQueue());
    }

    @Override
    public void clear() {
        DataStore store = get();
        if (store != null) store.dispose();
        super.clear();
    }
}