com.mchange.v1.util.ClosableResourceUtils Maven / Gradle / Ivy
/*
* Distributed as part of mchange-commons-java 0.2.9
*
* Copyright (C) 2015 Machinery For Change, Inc.
*
* Author: Steve Waldman
*
* This library is free software; you can redistribute it and/or modify
* it under the terms of EITHER:
*
* 1) The GNU Lesser General Public License (LGPL), version 2.1, as
* published by the Free Software Foundation
*
* OR
*
* 2) The Eclipse Public License (EPL), version 1.0
*
* You may choose which license to accept if you wish to redistribute
* or modify this work. You may offer derivatives of this work
* under the license you have chosen, or you may provide the same
* choice of license which you have been offered here.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*
* You should have received copies of both LGPL v2.1 and EPL v1.0
* along with this software; see the files LICENSE-EPL and LICENSE-LGPL.
* If not, the text of these licenses are currently available at
*
* LGPL v2.1: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html
* EPL v1.0: http://www.eclipse.org/org/documents/epl-v10.php
*
*/
package com.mchange.v1.util;
import com.mchange.v2.log.*;
public final class ClosableResourceUtils
{
private final static MLogger logger = MLog.getLogger( ClosableResourceUtils.class );
/**
* attempts to close the specified resource,
* logging any exception or failure, but allowing
* control flow to proceed normally regardless.
*/
public static Exception attemptClose(ClosableResource cr)
{
try
{
if (cr != null) cr.close();
return null;
}
catch (Exception e)
{
//e.printStackTrace();
if ( logger.isLoggable( MLevel.WARNING ) )
logger.log( MLevel.WARNING, "CloseableResource close FAILED.", e );
return e;
}
}
private ClosableResourceUtils()
{}
}