| // |
| // ======================================================================== |
| // Copyright (c) 1995-2017 Mort Bay Consulting Pty. Ltd. |
| // ------------------------------------------------------------------------ |
| // All rights reserved. This program and the accompanying materials |
| // are made available under the terms of the Eclipse Public License v1.0 |
| // and Apache License v2.0 which accompanies this distribution. |
| // |
| // The Eclipse Public License is available at |
| // http://www.eclipse.org/legal/epl-v10.html |
| // |
| // The Apache License v2.0 is available at |
| // http://www.opensource.org/licenses/apache2.0.php |
| // |
| // You may elect to redistribute this code under either of these licenses. |
| // ======================================================================== |
| // |
| |
| package org.eclipse.jetty.jndi; |
| |
| import java.lang.reflect.Method; |
| import java.sql.Connection; |
| import java.sql.Statement; |
| |
| import javax.sql.DataSource; |
| |
| import org.eclipse.jetty.util.component.ContainerLifeCycle; |
| import org.eclipse.jetty.util.component.Destroyable; |
| import org.eclipse.jetty.util.log.Log; |
| import org.eclipse.jetty.util.log.Logger; |
| |
| /** |
| * Close a DataSource. |
| * Some {@link DataSource}'s need to be close (eg. Atomikos). This bean is a {@link Destroyable} and |
| * may be added to any {@link ContainerLifeCycle} so that {@link #destroy()} |
| * will be called. The {@link #destroy()} method calls any no-arg method called "close" on the passed DataSource. |
| * |
| */ |
| public class DataSourceCloser implements Destroyable |
| { |
| private static final Logger LOG = Log.getLogger(DataSourceCloser.class); |
| |
| final DataSource _datasource; |
| final String _shutdown; |
| |
| public DataSourceCloser(DataSource datasource) |
| { |
| if (datasource==null) |
| throw new IllegalArgumentException(); |
| _datasource=datasource; |
| _shutdown=null; |
| } |
| |
| public DataSourceCloser(DataSource datasource,String shutdownSQL) |
| { |
| if (datasource==null) |
| throw new IllegalArgumentException(); |
| _datasource=datasource; |
| _shutdown=shutdownSQL; |
| } |
| |
| @Override |
| public void destroy() |
| { |
| try |
| { |
| if (_shutdown!=null) |
| { |
| LOG.info("Shutdown datasource {}",_datasource); |
| try (Connection connection = _datasource.getConnection(); |
| Statement stmt = connection.createStatement()) |
| { |
| stmt.executeUpdate(_shutdown); |
| } |
| } |
| } |
| catch (Exception e) |
| { |
| LOG.warn(e); |
| } |
| |
| try |
| { |
| Method close = _datasource.getClass().getMethod("close", new Class[]{}); |
| LOG.info("Close datasource {}",_datasource); |
| close.invoke(_datasource, new Object[]{}); |
| } |
| catch (Exception e) |
| { |
| LOG.warn(e); |
| } |
| } |
| } |