001/*
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements.  See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership.  The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License.  You may obtain a copy of the License at
009 *
010 *   http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing,
013 * software distributed under the License is distributed on an
014 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
015 * KIND, either express or implied.  See the License for the
016 * specific language governing permissions and limitations
017 * under the License.
018 */
019package org.apache.commons.jcs3.jcache.extras.closeable;
020
021import java.io.Closeable;
022import java.io.IOException;
023
024public class Closeables
025{
026    public static void close(final Object... closeables) throws IOException
027    {
028        IOException e = null;
029        for (final Object closeable : closeables)
030        {
031            if (Closeable.class.isInstance(closeable))
032            {
033                try
034                {
035                    Closeable.class.cast(closeable).close();
036                } catch (final IOException ex) {
037                    if (e == null)
038                    {
039                        e = ex;
040                    }
041                }
042            }
043        }
044        if (e != null)
045        {
046            throw e;
047        }
048    }
049
050    private Closeables()
051    {
052        // no-op
053    }
054}