1 /* 2 * Copyright (c) 2001, 2018, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 import javax.naming.Context; 25 import javax.naming.Name; 26 import javax.naming.NamingException; 27 import javax.naming.directory.Attribute; 28 import javax.naming.directory.Attributes; 29 import javax.naming.directory.DirContext; 30 import javax.naming.spi.ObjectFactory; 31 import java.util.Hashtable; 32 33 public class TxtFactory implements ObjectFactory { 34 @Override public Object getObjectInstance(Object obj, Name name, 35 Context nameCtx, Hashtable<?, ?> environment) { 36 System.out.println( 37 this.getClass().getName() + ".getObjectInstance(): " + name); 38 39 // alternatively, could use ctx/name pair 40 41 if (obj instanceof DirContext) { 42 DirContext thisCtx = (DirContext) obj; 43 try { 44 Attributes attrs = thisCtx.getAttributes(""); 45 Attribute txt = attrs.get("TXT"); 46 if (txt != null) { 47 return new TestDnsObject(txt); 48 } 49 } catch (NamingException e) { 50 // debug 51 e.printStackTrace(); 52 } 53 } 54 55 // return null to indicate other factories should be tried 56 return null; 57 } 58 }