| /* BasicAttributes.java -- |
| Copyright (C) 2000, 2001, 2004, 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.directory; |
| |
| import java.util.NoSuchElementException; |
| import java.util.Vector; |
| |
| import javax.naming.NamingEnumeration; |
| import javax.naming.NamingException; |
| |
| /** |
| * @author Tom Tromey (tromey@redhat.com) |
| * @date June 22, 2001 |
| */ |
| public class BasicAttributes implements Attributes |
| { |
| private static final long serialVersionUID = 4980164073184639448L; |
| |
| public BasicAttributes () |
| { |
| this (false); |
| } |
| |
| public BasicAttributes (boolean ignoreCase) |
| { |
| this.ignoreCase = ignoreCase; |
| this.attributes = new Vector (); |
| } |
| |
| public BasicAttributes (String attrID, Object val) |
| { |
| this (attrID, val, false); |
| } |
| |
| public BasicAttributes (String attrID, Object val, boolean ignoreCase) |
| { |
| this.ignoreCase = ignoreCase; |
| attributes = new Vector (); |
| attributes.add (new BasicAttribute (attrID, val)); |
| } |
| |
| public Object clone () |
| { |
| // Slightly inefficient as we make a garbage Vector here. |
| BasicAttributes ba = new BasicAttributes (ignoreCase); |
| ba.attributes = (Vector) attributes.clone (); |
| return ba; |
| } |
| |
| /** |
| * Returns true if and only if the given Object is an instance of |
| * Attributes, the given attributes both do or don't ignore case for |
| * IDs and the collection of attributes is the same. |
| */ |
| public boolean equals (Object obj) |
| { |
| if (! (obj instanceof Attributes)) |
| return false; |
| |
| Attributes bs = (Attributes) obj; |
| if (ignoreCase != bs.isCaseIgnored() |
| || attributes.size () != bs.size ()) |
| return false; |
| |
| NamingEnumeration bas = bs.getAll(); |
| while (bas.hasMoreElements()) |
| { |
| Attribute a = (Attribute) bas.nextElement(); |
| Attribute b = get(a.getID ()); |
| if (! a.equals(b)) |
| return false; |
| } |
| |
| return true; |
| } |
| |
| public Attribute get (String attrID) |
| { |
| for (int i = 0; i < attributes.size (); ++i) |
| { |
| Attribute at = (Attribute) attributes.get (i); |
| if ((ignoreCase && attrID.equalsIgnoreCase (at.getID ())) |
| || (! ignoreCase && attrID.equals (at.getID ()))) |
| return at; |
| } |
| |
| return null; |
| } |
| |
| public NamingEnumeration getAll () |
| { |
| return new BasicAttributesEnumeration (false); |
| } |
| |
| public NamingEnumeration getIDs () |
| { |
| return new BasicAttributesEnumeration (true); |
| } |
| |
| public int hashCode () |
| { |
| int val = 0; |
| for (int i = 0; i < attributes.size (); ++i) |
| val += attributes.get (i).hashCode (); |
| return val; |
| } |
| |
| public boolean isCaseIgnored () |
| { |
| return ignoreCase; |
| } |
| |
| public Attribute put (Attribute attr) |
| { |
| Attribute r = remove (attr.getID ()); |
| attributes.add (attr); |
| return r; |
| } |
| |
| public Attribute put (String attrID, Object val) |
| { |
| return put (new BasicAttribute (attrID, val)); |
| } |
| |
| public Attribute remove (String attrID) |
| { |
| for (int i = 0; i < attributes.size (); ++i) |
| { |
| Attribute at = (Attribute) attributes.get (i); |
| if ((ignoreCase && attrID.equalsIgnoreCase (at.getID ())) |
| || (! ignoreCase && attrID.equals (at.getID ()))) |
| { |
| attributes.remove (i); |
| return at; |
| } |
| } |
| |
| return null; |
| } |
| |
| public int size () |
| { |
| return attributes.size (); |
| } |
| |
| public String toString () |
| { |
| String r = ""; |
| for (int i = 0; i < attributes.size (); ++i) |
| { |
| if (i > 0) |
| r += "; "; |
| r += attributes.get (i).toString (); |
| } |
| return r; |
| } |
| |
| // This is set by the serialization spec. |
| private boolean ignoreCase; |
| // Package-private to avoid a trampoline. |
| transient Vector attributes; |
| |
| // Used when enumerating. |
| private class BasicAttributesEnumeration implements NamingEnumeration |
| { |
| int where = 0; |
| boolean id; |
| |
| public BasicAttributesEnumeration (boolean id) |
| { |
| this.id = id; |
| } |
| |
| public void close () throws NamingException |
| { |
| } |
| |
| public boolean hasMore () throws NamingException |
| { |
| return hasMoreElements (); |
| } |
| |
| public Object next () throws NamingException |
| { |
| return nextElement (); |
| } |
| |
| public boolean hasMoreElements () |
| { |
| return where < attributes.size (); |
| } |
| |
| public Object nextElement () throws NoSuchElementException |
| { |
| if (where >= attributes.size ()) |
| throw new NoSuchElementException ("no more elements"); |
| Attribute at = (Attribute) attributes.get (where); |
| ++where; |
| return id ? (Object) at.getID () : (Object) at; |
| } |
| } |
| } |