VolatileStorageService.java

/**
 * Copyright (c) 2014-2017 by the respective copyright holders.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 */
package org.eclipse.smarthome.test.storage;

import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;

import org.eclipse.smarthome.core.storage.Storage;
import org.eclipse.smarthome.core.storage.StorageService;

/**
 * The {@link VolatileStorageService} returns {@link VolatileStorage}s
 * which stores their data in-memory.
 *
 * @author Thomas.Eichstaedt-Engelen - Initial Contribution and API
 */
public class VolatileStorageService implements StorageService {

    @SuppressWarnings("rawtypes")
    Map<String, Storage> storages = new ConcurrentHashMap<String, Storage>();

    /**
     * {@inheritDoc}
     * 
     * @return
     */
    @Override
    @SuppressWarnings("unchecked")
    public synchronized <T> Storage<T> getStorage(String name) {
        if (!storages.containsKey(name)) {
            storages.put(name, new VolatileStorage<T>());
        }
        return storages.get(name);
    }

    /**
     * {@inheritDoc}
     *
     * @return
     */
    @Override
    public <T> Storage<T> getStorage(String name, ClassLoader classLoader) {
        return getStorage(name);
    }

}