001    /*
002     * Licensed to the Apache Software Foundation (ASF) under one or more
003     * contributor license agreements. See the NOTICE file distributed with
004     * this work for additional information regarding copyright ownership.
005     * The ASF licenses this file to You under the Apache license, Version 2.0
006     * (the "License"); you may not use this file except in compliance with
007     * the License. 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     */
017    
018    package org.apache.logging.log4j.core.util;
019    
020    import javax.naming.Context;
021    import javax.naming.NamingException;
022    
023    /**
024     * Helper class for closing JNDI resources.
025     * 
026     * This class is separate from {@link Closer} because JNDI is not in Android.
027     */
028    public class JndiCloser {
029    
030        /**
031         * Closes the specified {@code Context}.
032         *
033         * @param context the JNDI Context to close, may be {@code null}
034         * @throws NamingException if a problem occurred closing the specified JNDI Context
035         */
036        public static void close(final Context context) throws NamingException {
037            if (context != null) {
038                context.close();
039            }
040        }
041    
042        /**
043         * Closes the specified {@code Context}, ignoring any exceptions thrown by the close operation.
044         *
045         * @param context the JNDI Context to close, may be {@code null}
046         */
047        public static void closeSilently(final Context context) {
048            try {
049                close(context);
050            } catch (final NamingException ignored) {
051                // ignored
052            }
053        }
054    
055    }