org.xenei.bloomgraph.bloom.MySQLBloomGraphTest.java Source code

Introduction

Here is the source code for org.xenei.bloomgraph.bloom.MySQLBloomGraphTest.java

Source

/*
 * 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
 * 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.xenei.bloomgraph.bloom;

import java.io.FileInputStream;
import java.sql.Connection;
import java.sql.DatabaseMetaData;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import java.util.Properties;

import javax.sql.DataSource;

import org.apache.commons.dbutils.DbUtils;
import org.xenei.bloomgraph.bloom.sql.DBIO;
import org.xenei.bloomgraph.bloom.sql.MySQLCommands;
import org.xenei.bloomgraph.bloom.sql.SQLCommands;

import com.mysql.jdbc.jdbc2.optional.MysqlDataSource;

public class MySQLBloomGraphTest extends BloomGraphTest {

    public static final String URL = "jdbc:mysql://127.0.0.1:3306/bloomTest";
    public static final String USR = "root";
    public static final String PWD = "foobar";

    public MySQLBloomGraphTest() {
        // TODO Auto-generated constructor stub
    }

    @Override
    protected BloomIO getBloomIO() throws SQLException {
        final DataSource ds = getMySQLDataSource(URL, USR, PWD);
        final Connection c = ds.getConnection();
        final Statement stmt = c.createStatement();
        ResultSet rs = null;
        try {
            final SQLCommands sqlCmd = new MySQLCommands();
            final DatabaseMetaData metaData = c.getMetaData();
            rs = metaData.getTables(c.getCatalog(), c.getSchema(), sqlCmd.getPageIndexTableName(),
                    new String[] { "TABLE" });
            while (rs.next()) {
                stmt.execute("TRUNCATE " + rs.getString(3));
            }
            DbUtils.closeQuietly(rs);
            rs = metaData.getTables(c.getCatalog(), c.getSchema(), sqlCmd.getPageStatsTableName(),
                    new String[] { "TABLE" });
            while (rs.next()) {
                stmt.execute("TRUNCATE " + rs.getString(3));
            }
            DbUtils.closeQuietly(rs);
            rs = metaData.getTables(c.getCatalog(), c.getSchema(), "Page\\_%", new String[] { "TABLE" });
            while (rs.next()) {
                stmt.execute("DROP TABLE " + rs.getString(3));
            }
            return new DBIO(ds, sqlCmd);
        } finally {
            DbUtils.closeQuietly(rs);
            DbUtils.closeQuietly(stmt);
            DbUtils.closeQuietly(c);
        }
    }

    public static DataSource getMySQLDataSource(final String url, final String user, final String pwd) {
        final Properties props = new Properties();
        final FileInputStream fis = null;
        MysqlDataSource mysqlDS = null;
        // try {
        // fis = new FileInputStream("db.properties");
        // props.load(fis);

        mysqlDS = new MysqlDataSource();
        // mysqlDS.setURL(props.getProperty("MYSQL_DB_URL"));
        // mysqlDS.setUser(props.getProperty("MYSQL_DB_USERNAME"));
        // mysqlDS.setPassword(props.getProperty("MYSQL_DB_PASSWORD"));
        mysqlDS.setURL(url);
        mysqlDS.setUser(user);
        mysqlDS.setPassword(pwd);
        // } catch (IOException e) {
        // e.printStackTrace();
        // }
        return mysqlDS;
    }

}