nz.co.gregs.dbvolution.databases.H2MemoryDB Maven / Gradle / Ivy
/*
* Copyright 2013 Gregory Graham.
*
* 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 nz.co.gregs.dbvolution.databases;
import java.sql.SQLException;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.sql.DataSource;
import nz.co.gregs.dbvolution.exceptions.UnableToCreateDatabaseConnectionException;
import nz.co.gregs.dbvolution.exceptions.UnableToFindJDBCDriver;
/**
* Stores all the required functionality to use an H2 database in memory.
*
* Support DBvolution at
* Patreon
*
* @author Gregory Graham
*/
public class H2MemoryDB extends H2DB {
private static final long serialVersionUID = 1l;
/**
* Creates a DBDatabase instance for an H2 Memory database with the given JDBC
* URL, user and password.
*
*
*
*
* 1 Database exceptions may be thrown
*
* @param jdbcURL jdbcURL
* @param username username
* @param password password
* @throws java.sql.SQLException java.sql.SQLException
*/
public H2MemoryDB(String jdbcURL, String username, String password) throws SQLException {
super(jdbcURL, username, password);
jamDatabaseConnectionOpen();
}
/**
* Creates a DBDatabase instance for an H2 Memory database with the given JDBC
* URL, user and password.
*
*
* 1 Database exceptions may be thrown
*
* @param dataSource dataSource
* @throws java.sql.SQLException java.sql.SQLException
*/
public H2MemoryDB(DataSource dataSource) throws SQLException {
super(dataSource);
jamDatabaseConnectionOpen();
}
/**
* Creates a DBDatabase instance for an H2 Memory database with the given
* database name, user and password.
*
*
* The dummy parameter is ignored and only used to differentiate between the
* to 2 constructors.
*
*
*
*
*
* 1 Database exceptions may be thrown
*
* @param databaseName databaseName
* @param username username
* @param password password
* @param dummy dummy
*/
public H2MemoryDB(String databaseName, String username, String password, boolean dummy) {
super("jdbc:h2:mem:" + databaseName, username, password);
setDatabaseName(databaseName);
jamDatabaseConnectionOpen();
}
@Override
public H2MemoryDB clone() throws CloneNotSupportedException {
return (H2MemoryDB) super.clone(); //To change body of generated methods, choose Tools | Templates.
}
private void jamDatabaseConnectionOpen() {
try {
this.storedConnection = getConnection();
this.storedConnection.createStatement();
} catch (UnableToCreateDatabaseConnectionException | UnableToFindJDBCDriver | SQLException ex) {
Logger.getLogger(H2DB.class.getName()).log(Level.SEVERE, null, ex);
}
}
}