| /* Reference.java -- |
| Copyright (C) 2000, 2001, 2005 Free Software Foundation, Inc. |
| |
| This file is part of GNU Classpath. |
| |
| GNU Classpath is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 2, or (at your option) |
| any later version. |
| |
| GNU Classpath is distributed in the hope that it will be useful, but |
| WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with GNU Classpath; see the file COPYING. If not, write to the |
| Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
| 02111-1307 USA. |
| |
| Linking this library statically or dynamically with other modules is |
| making a combined work based on this library. Thus, the terms and |
| conditions of the GNU General Public License cover the whole |
| combination. |
| |
| As a special exception, the copyright holders of this library give you |
| permission to link this library with independent modules to produce an |
| executable, regardless of the license terms of these independent |
| modules, and to copy and distribute the resulting executable under |
| terms of your choice, provided that you also meet, for each linked |
| independent module, the terms and conditions of the license of that |
| module. An independent module is a module which is not derived from |
| or based on this library. If you modify this library, you may extend |
| this exception to your version of the library, but you are not |
| obligated to do so. If you do not wish to do so, delete this |
| exception statement from your version. */ |
| |
| |
| package javax.naming; |
| |
| import java.io.Serializable; |
| import java.util.Enumeration; |
| import java.util.Vector; |
| |
| /** |
| * @author Tom Tromey (tromey@redhat.com) |
| * @date May 16, 2001 |
| */ |
| public class Reference implements Cloneable, Serializable |
| { |
| public Reference (String className) |
| { |
| this.className = className; |
| addrs = new Vector (); |
| } |
| |
| public Reference (String className, RefAddr addr) |
| { |
| this.className = className; |
| addrs = new Vector (); |
| addrs.add (addr); |
| } |
| |
| public Reference (String className, String factory, String factoryLocation) |
| { |
| this.className = className; |
| this.classFactory = factory; |
| this.classFactoryLocation = factoryLocation; |
| addrs = new Vector (); |
| } |
| |
| public Reference (String className, RefAddr addr, |
| String factory, String factoryLocation) |
| { |
| this.className = className; |
| this.classFactory = factory; |
| this.classFactoryLocation = factoryLocation; |
| addrs = new Vector (); |
| addrs.add (addr); |
| } |
| |
| public void add (int posn, RefAddr addr) |
| { |
| addrs.add (posn, addr); |
| } |
| |
| public void add (RefAddr addr) |
| { |
| addrs.add (addr); |
| } |
| |
| public void clear () |
| { |
| addrs.clear (); |
| } |
| |
| public Object clone () |
| { |
| Reference r = new Reference (className, classFactory, |
| classFactoryLocation); |
| r.addrs = (Vector) addrs.clone (); |
| return r; |
| } |
| |
| // Convenience function. |
| private boolean equals (String a, String b) |
| { |
| return (a == null) ? (b == null) : a.equals (b); |
| } |
| |
| public boolean equals (Object obj) |
| { |
| if (! (obj instanceof Reference)) |
| return false; |
| Reference r = (Reference) obj; |
| return (equals (classFactory, r.classFactory) |
| && equals (classFactoryLocation, r.classFactoryLocation) |
| && equals (className, r.className) |
| && addrs.equals (r.addrs)); |
| } |
| |
| public RefAddr get (int posn) |
| { |
| return (RefAddr) addrs.get (posn); |
| } |
| |
| public RefAddr get (String addrType) |
| { |
| for (int i = 0; i < addrs.size (); ++i) |
| { |
| RefAddr r = (RefAddr) addrs.get (i); |
| if (addrType.equals (r.getType ())) |
| return r; |
| } |
| return null; |
| } |
| |
| public Enumeration getAll () |
| { |
| return addrs.elements (); |
| } |
| |
| public String getClassName () |
| { |
| return className; |
| } |
| |
| public String getFactoryClassLocation () |
| { |
| return classFactoryLocation; |
| } |
| |
| public String getFactoryClassName () |
| { |
| return classFactory; |
| } |
| |
| public int hashCode () |
| { |
| // The spec says the hash code is the sum of the hash codes of the |
| // addresses. It does not mention the other fields. |
| int h = 0; |
| for (int i = 0; i < addrs.size (); ++i) |
| h += addrs.get (i).hashCode (); |
| return h; |
| } |
| |
| public Object remove (int posn) |
| { |
| return addrs.remove (posn); |
| } |
| |
| public int size () |
| { |
| return addrs.size (); |
| } |
| |
| public String toString () |
| { |
| String x = getClass ().toString () + "["; |
| for (int i = 0; i < addrs.size (); ++i) |
| { |
| if (i > 0) |
| x += ","; |
| x += addrs.get (i).toString (); |
| } |
| return x + "]"; |
| } |
| |
| protected Vector addrs; |
| protected String classFactory; |
| protected String classFactoryLocation; |
| protected String className; |
| } |