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/*
* Fabric3
* Copyright (c) 2009-2013 Metaform Systems
*
* Fabric3 is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as
* published by the Free Software Foundation, either version 3 of
* the License, or (at your option) any later version, with the
* following exception:
*
* Linking this software statically or dynamically with other
* modules is making a combined work based on this software.
* Thus, the terms and conditions of the GNU General Public
* License cover the whole combination.
*
* As a special exception, the copyright holders of this software
* give you permission to link this software with independent
* modules to produce an executable, regardless of the license
* terms of these independent modules, and to copy and distribute
* the resulting executable under terms of your choice, provided
* that you also meet, for each linked independent module, the
* terms and conditions of the license of that module. An
* independent module is a module which is not derived from or
* based on this software. If you modify this software, you may
* extend this exception to your version of the software, but
* you are not obligated to do so. If you do not wish to do so,
* delete this exception statement from your version.
*
* Fabric3 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 General Public License for more details.
*
* You should have received a copy of the
* GNU General Public License along with Fabric3.
* If not, see .
*/
package org.fabric3.datasource.runtime;

import java.util.Map;
import java.util.Set;
import java.util.concurrent.ConcurrentHashMap;
import javax.sql.DataSource;

import org.fabric3.api.annotation.management.Management;
import org.fabric3.api.annotation.management.ManagementOperation;
import org.fabric3.datasource.spi.DataSourceRegistry;

/**
 * Default DataSourceRegistry implementation.
 */
@Management(name = "DataSourceRegistry", path = "/runtime/datasources")
public class DataSourceRegistryImpl implements DataSourceRegistry {
    private Map dataSources = new ConcurrentHashMap();

    @ManagementOperation(path = "/")
    public Set getDataSourceNames() {
        return dataSources.keySet();
    }

    public DataSource getDataSource(String name) {
        return dataSources.get(name);
    }

    public Map getDataSources() {
        return dataSources;
    }

    public void register(String name, DataSource dataSource) {
        dataSources.put(name, dataSource);
    }

    public DataSource unregister(String name) {
        return dataSources.remove(name);
    }
}