2 * Copyright 2005 the original author or authors.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
16 package org.wamblee.persistence;
18 import java.sql.Connection;
19 import java.sql.SQLException;
23 * Represents a database.
25 * @author Erik Brakkee
27 public interface Database {
29 * Starts a database. This call should not block and return
30 * as soon as the database has been started.
33 void start( ) throws Exception;
36 * Gets the Jdbc Url to connect to this database.
42 * Gets the external Jdbc URL to connect to this database from other JVMs.
44 String getExternalJdbcUrl();
47 * Gets the driver class name used to connect to the database from another JVM.
48 * @return Driver class name.
50 String getDriverClassName();
53 * Gets the username to connect to the database.
59 * Gets the password to connect to the database.
65 * Creates a new database connection. It is the caller's
66 * responsibility to close this connection.
68 * @return Newly created database connection.
70 Connection createConnection( ) throws SQLException;
76 void stop( ) throws Exception;