AbstractJdbcDirectoryTests.java

/*
 * Copyright 2004-2009 the original author or authors.
 *
 * 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 org.apache.lucene.store.jdbc;

import java.io.File;
import java.io.FileInputStream;
import java.util.Properties;
import javax.sql.DataSource;

import junit.framework.TestCase;
import org.apache.lucene.store.jdbc.datasource.DriverManagerDataSource;
import org.apache.lucene.store.jdbc.datasource.TransactionAwareDataSourceProxy;
import org.apache.lucene.store.jdbc.dialect.Dialect;
import org.apache.lucene.store.jdbc.dialect.DialectResolver;
import org.apache.lucene.store.jdbc.support.JdbcTemplate;

/**
 * @author kimchy
 */
public abstract class AbstractJdbcDirectoryTests extends TestCase {

	private String dialect;

	protected DataSource dataSource;

	protected JdbcTemplate jdbcTemplate;

	protected void setUp() throws Exception {
		File testPropsFile = new File("compass.test.properties");
		Properties testProps = new Properties();
		if (testPropsFile.exists()) {
			testProps.load(new FileInputStream(testPropsFile));
		}
		String url = testProps.getProperty("compass.engine.connection");
		if (url == null || !url.startsWith("jdbc://")) {
			url = "jdbc:hsqldb:mem:test";
		} else {
			url = url.substring("jdbc://".length());
		}
		String driver = testProps.getProperty("compass.engine.store.jdbc.connection.driverClass",
				"org.hsqldb.jdbcDriver");
		String username = testProps.getProperty("compass.engine.store.jdbc.connection.username", "sa");
		String password = testProps.getProperty("compass.engine.store.jdbc.connection.password", "");
		DriverManagerDataSource driverManagerDataSource = new DriverManagerDataSource(driver, url, username, password,
				false);
		this.dataSource = new TransactionAwareDataSourceProxy(driverManagerDataSource);
        dialect = testProps.getProperty("compass.engine.store.jdbc.dialect");
        this.jdbcTemplate = new JdbcTemplate(dataSource, new JdbcDirectorySettings());
	}

	protected void tearDown() throws Exception {
	}

	protected Dialect createDialect() throws Exception {
        if (dialect == null) {
            return new DialectResolver().getDialect(dataSource);
        }
		return (Dialect) Class.forName(dialect).newInstance();
	}
}