001/* 002 * Copyright 2012-2017 the original author or authors. 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * http://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 */ 016 017package org.springframework.boot.jdbc.metadata; 018 019import javax.sql.DataSource; 020 021/** 022 * Provide a {@link DataSourcePoolMetadata} based on a {@link DataSource}. 023 * 024 * @author Stephane Nicoll 025 * @since 2.0.0 026 */ 027@FunctionalInterface 028public interface DataSourcePoolMetadataProvider { 029 030 /** 031 * Return the {@link DataSourcePoolMetadata} instance able to manage the specified 032 * {@link DataSource} or {@code null} if the given data source could not be handled. 033 * @param dataSource the data source 034 * @return the data source pool metadata 035 */ 036 DataSourcePoolMetadata getDataSourcePoolMetadata(DataSource dataSource); 037 038}