commons-jcs-jcache-extras/src/main/java/org/apache/commons/jcs3/jcache/extras/closeable/Closeables.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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 org.apache.commons.jcs3.jcache.extras.closeable;

import java.io.Closeable;
import java.io.IOException;

public class Closeables
{
    public static void close(final Object... closeables) throws IOException
    {
        IOException e = null;
        for (final Object closeable : closeables)
        {
            if (Closeable.class.isInstance(closeable))
            {
                try
                {
                    Closeable.class.cast(closeable).close();
                } catch (final IOException ex) {
                    if (e == null)
                    {
                        e = ex;
                    }
                }
            }
        }
        if (e != null)
        {
            throw e;
        }
    }

    private Closeables()
    {
        // no-op
    }
}