package com.cloudhopper.commons.sql.c3p0; /* * #%L * ch-commons-sql * %% * Copyright (C) 2012 - 2013 Cloudhopper by Twitter * %% * 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. * #L% */ import com.cloudhopper.commons.sql.DataSourceConfiguration; import com.cloudhopper.commons.sql.ManagedDataSource; import com.cloudhopper.commons.sql.adapter.DataSourceAdapter; import com.mchange.v2.c3p0.ComboPooledDataSource; import org.slf4j.Logger; import org.slf4j.LoggerFactory; /** * An implementation of a C3P0 "Managed" DataSource. * @author joelauer */ public class C3P0ManagedDataSource extends ManagedDataSource { private static final Logger logger = LoggerFactory.getLogger(C3P0ManagedDataSource.class); // additional reference to the actual C3P0 type -- this is required // to monitor and track certain values for this particular datasource private ComboPooledDataSource cpds; public C3P0ManagedDataSource(DataSourceAdapter adapter, DataSourceConfiguration config, ComboPooledDataSource cpds) { super(adapter, config, cpds); this.cpds = cpds; } public Integer getIdleConnectionCount() { try { return cpds.getNumIdleConnectionsAllUsers(); } catch (Exception e) { logger.error("Error while getting idle connection count", e); return null; } } public Integer getBusyConnectionCount() { try { return cpds.getNumBusyConnectionsAllUsers(); } catch (Exception e) { logger.error("Error while getting busy connection count", e); return null; } } public Integer getConnectionCount() { try { return cpds.getNumConnectionsAllUsers(); } catch (Exception e) { logger.error("Error while getting connection count", e); return null; } } }