/*
 * Copyright 2006-2012 The Scriptella Project Team.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package scriptella.spi;

/**
 * An abstract base for Scriptella drivers.
 * <p><p>Subclassing is more safe than directly implementing {@link ScriptellaDriver} interface.
 *
 * @author Fyodor Kupolov
 * @version 1.0
 */
public abstract class AbstractScriptellaDriver implements ScriptellaDriver {

    public String toString() {
        return getClass().getPackage().getName();
    }

    /**
     * Helper method which returns an actual version of Scriptella used at runtime.
     *
     * @return project version, e.g. 1.0, or null if package info is absent.
     */
    public static String getScriptellaVersion() {
        Package p = AbstractScriptellaDriver.class.getPackage();
        return p == null ? null : p.getImplementationVersion();
    }

    /**
     * Helper method which returns an actual product title of Scriptella used at runtime.
     *
     * @return project title, e.g. Scriptella ETL, or null if package info is absent.
     */
    public static String getScriptellaTitle() {
        Package p = AbstractScriptellaDriver.class.getPackage();
        return p == null ? null : p.getSpecificationTitle();
    }


}