001/**
002 *
003 * Copyright 2018-2019 Florian Schmaus
004 *
005 * Licensed under the Apache License, Version 2.0 (the "License");
006 * you may not use this file except in compliance with the License.
007 * You may obtain a copy of the License at
008 *
009 *     http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017package org.jivesoftware.smack.util;
018
019import java.io.Closeable;
020import java.io.IOException;
021import java.util.logging.Level;
022import java.util.logging.Logger;
023
024public class CloseableUtil {
025
026    public static void maybeClose(Closeable closable) {
027        maybeClose(closable, null);
028    }
029
030    public static void maybeClose(Closeable closable, Logger logger) {
031        if (closable == null) {
032            return;
033        }
034
035        try {
036            closable.close();
037        } catch (IOException e) {
038            if (logger != null) {
039                logger.log(Level.WARNING, "Could not close " + closable, e);
040            }
041        }
042    }
043}