ConnPoolStoreWrapperManagerImpl.java

/*
 * Copyright (c) 2010, University of Bristol
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
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 * 1) Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
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 * 2) Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 *
 * 3) Neither the name of the University of Bristol nor the names of its
 *    contributors may be used to endorse or promote products derived from this
 *    software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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package org.ilrt.mca.rdf;

import com.hp.hpl.jena.sdb.SDBFactory;

import javax.sql.DataSource;
import java.sql.SQLException;

/**
 * @author Mike Jones (mike.a.jones@bristol.ac.uk)
 */
public class ConnPoolStoreWrapperManagerImpl extends AbstractStoreWrapperManagerImpl {

    public ConnPoolStoreWrapperManagerImpl(String configLocation, DataSource dataSource) {

        // call the super class to initialise the store description
        super(configLocation);

        // assign and check the validity of the data source
        this.dataSource = dataSource;

        if (this.dataSource == null) {
            throw new RuntimeException("The data source is null, we won't be able to create "
                    + "a database connection");
        }

        // prepare the database
        StoreWrapper wrapper = getStoreWrapper();
        prepareDatabase(wrapper);
    }


    @Override
    public StoreWrapper getStoreWrapper() {

        try {
            return new StoreWrapper(SDBFactory.connectStore(dataSource.getConnection(), storeDesc));
        } catch (SQLException e) {
            e.printStackTrace();
        }

        return null;
    }

    private DataSource dataSource = null;

}