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 018package org.apache.logging.log4j.core.util; 019 020import javax.naming.Context; 021import 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 */ 028public final class JndiCloser { 029 030 private JndiCloser() { 031 } 032 033 /** 034 * Closes the specified {@code Context}. 035 * 036 * @param context the JNDI Context to close, may be {@code null} 037 * @throws NamingException if a problem occurred closing the specified JNDI Context 038 */ 039 public static void close(final Context context) throws NamingException { 040 if (context != null) { 041 context.close(); 042 } 043 } 044 045 /** 046 * Closes the specified {@code Context}, ignoring any exceptions thrown by the close operation. 047 * 048 * @param context the JNDI Context to close, may be {@code null} 049 */ 050 public static boolean closeSilently(final Context context) { 051 try { 052 close(context); 053 return true; 054 } catch (final NamingException ignored) { 055 // ignored 056 return false; 057 } 058 } 059 060}