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Cayenne Object Persistence Framework

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 *   Licensed to the Apache Software Foundation (ASF) under one
 *  or more contributor license agreements.  See the NOTICE file
 *  distributed with this work for additional information
 *  regarding copyright ownership.  The ASF licenses this file
 *  to you under the Apache License, Version 2.0 (the
 *  "License"); you may not use this file except in compliance
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 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing,
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package org.apache.cayenne.project;

import java.io.File;

import javax.sql.DataSource;

import org.apache.log4j.Logger;
import org.apache.cayenne.ConfigurationException;
import org.apache.cayenne.conf.DriverDataSourceFactory;
import org.apache.cayenne.conn.DataSourceInfo;

/**
 * Factory of DataSource objects used by the project model. Always tries to locate file
 * with direct connection info.
 * 
 * @author Andrei Adamchik
 */
public class ProjectDataSourceFactory extends DriverDataSourceFactory {

    private static Logger logObj = Logger.getLogger(ProjectDataSourceFactory.class);

    protected File projectDir;

    public ProjectDataSourceFactory(File projectDir) throws Exception {
        super();
        this.projectDir = projectDir;
    }

    public DataSource getDataSource(String location) throws Exception {
        try {
            this.load(location);
        }
        catch (ConfigurationException e) {
            logObj.info("No data source at '" + location + "', ignoring.");
        }

        return new ProjectDataSource(this.getDriverInfo());
    }

    protected DataSourceInfo getDriverInfo() {
        DataSourceInfo temp = super.getDriverInfo();
        if (null == temp) {
            temp = new DataSourceInfo();
        }

        return temp;
    }

}