Java tutorial
/* * Copyright 2013 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 * * 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 com.exp.tracker.utils; import java.sql.Connection; import java.sql.SQLException; import org.apache.commons.dbcp.BasicDataSource; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; public class TrackingBasicDataSource extends BasicDataSource { private static final Log logger = LogFactory.getLog(TrackingBasicDataSource.class); public Connection getConnection() throws SQLException { if (logger.isDebugEnabled()) { logger.debug("Active database connections count = " + getNumActive()); logger.debug("Idle database connections count = " + getNumIdle()); } return super.getConnection(); } }