https://github.com/spring-projects/spring-framework: Spring JDBC (Spring IO)
  • Juergen Hoeller 
/*
 * Copyright 2002-2020 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
 *
 *      https://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.springframework.jdbc.datasource.embedded;

import javax.sql.DataSource;


DataSourceFactory encapsulates the creation of a particular DataSource implementation such as a non-pooling SimpleDriverDataSource or a HikariCP pool setup in the shape of a HikariDataSource. 
Call getConnectionProperties() to configure normalized DataSource properties before calling getDataSource() to actually get the configured DataSource instance. 
Author:Keith Donald, Sam Brannen
Since:3.0
/**
 * {@code DataSourceFactory} encapsulates the creation of a particular
 * {@link DataSource} implementation such as a non-pooling
 * {@link org.springframework.jdbc.datasource.SimpleDriverDataSource}
 * or a HikariCP pool setup in the shape of a {@code HikariDataSource}.
 *
 * <p>Call {@link #getConnectionProperties()} to configure normalized
 * {@code DataSource} properties before calling {@link #getDataSource()}
 * to actually get the configured {@code DataSource} instance.
 *
 * @author Keith Donald
 * @author Sam Brannen
 * @since 3.0
 */
public interface DataSourceFactory {

	
Get the connection properties of the DataSource to be configured. 
/**
	 * Get the {@linkplain ConnectionProperties connection properties}
	 * of the {@link #getDataSource DataSource} to be configured.
	 */
	ConnectionProperties getConnectionProperties();

	
Get the DataSource with the connection properties applied. 
/**
	 * Get the {@link DataSource} with the
	 * {@linkplain #getConnectionProperties connection properties} applied.
	 */
	DataSource getDataSource();

}