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diff --git a/libjava/classpath/javax/naming/directory/BasicAttribute.java b/libjava/classpath/javax/naming/directory/BasicAttribute.java
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+++ b/libjava/classpath/javax/naming/directory/BasicAttribute.java
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+/* BasicAttribute.java --
+   Copyright (C) 2000, 2001, 2004, 2006  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., 51 Franklin Street, Fifth Floor, Boston, MA
+02110-1301 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.io.IOException;
+import java.io.ObjectInputStream;
+import java.io.ObjectOutputStream;
+import java.util.NoSuchElementException;
+import java.util.Vector;
+
+import javax.naming.NamingEnumeration;
+import javax.naming.NamingException;
+import javax.naming.OperationNotSupportedException;
+
+/**
+ * @author Tom Tromey (tromey@redhat.com)
+ * @date June 20, 2001
+ * @since 1.3
+ */
+public class BasicAttribute implements Attribute
+{
+  private static final long serialVersionUID = 6743528196119291326L;
+
+  /** The ID of this attribute.  */
+  protected String attrID;
+  /** True if this attribute's values are ordered.  */
+  protected boolean ordered;
+  /** Values for this attribute.  */
+  protected transient Vector<Object> values;
+
+  // Used by cloning.
+  private BasicAttribute ()
+  {
+  }
+
+  public BasicAttribute (String id)
+  {
+    this (id, false);
+  }
+
+  public BasicAttribute (String id, boolean ordered)
+  {
+    attrID = id;
+    this.ordered = ordered;
+    values = new Vector<Object> ();
+  }
+
+  public BasicAttribute (String id, Object value)
+  {
+    this (id, value, false);
+  }
+
+  public BasicAttribute (String id, Object value, boolean ordered)
+  {
+    attrID = id;
+    this.ordered = ordered;
+    values = new Vector<Object> ();
+    values.add (value);
+  }
+
+  public void add (int index, Object val)
+  {
+    if (! ordered && contains (val))
+      throw new IllegalStateException ("value already in attribute");
+    values.add (index, val);
+  }
+
+  public boolean add (Object val)
+  {
+    if (! ordered && contains (val))
+      throw new IllegalStateException ("value already in attribute");
+    return values.add (val);
+  }
+
+  public void clear ()
+  {
+    values.clear ();
+  }
+
+  public Object clone ()
+  {
+    BasicAttribute c = new BasicAttribute ();
+    c.attrID = attrID;
+    c.ordered = ordered;
+    c.values = (Vector<Object>) values.clone ();
+    return c;
+  }
+
+  public boolean contains (Object val)
+  {
+    for (int i = 0; i < values.size (); ++i)
+      {
+        if (equals (val, values.get (i)))
+          return true;
+      }
+
+    return false;
+  }
+
+  public boolean equals (Object obj)
+  {
+    if (! (obj instanceof BasicAttribute))
+      return false;
+    BasicAttribute b = (BasicAttribute) obj;
+
+    if (ordered != b.ordered
+        || ! attrID.equals (b.attrID)
+        || values.size () != b.values.size ())
+      return false;
+
+    for (int i = 0; i < values.size (); ++i)
+      {
+        boolean ok = false;
+        if (ordered)
+          ok = equals (values.get (i), b.values.get (i));
+        else
+          {
+            for (int j = 0; j < b.values.size (); ++j)
+              {
+                if (equals (values.get (i), b.values.get (j)))
+                  {
+                    ok = true;
+                    break;
+                  }
+              }
+          }
+
+        if (! ok)
+          return false;
+      }
+
+    return true;
+  }
+
+  public Object get ()
+    throws NamingException
+  {
+    if (values.size () == 0)
+      throw new NoSuchElementException ("no values");
+    return get (0);
+  }
+
+  public Object get (int index)
+    throws NamingException
+  {
+    return values.get (index);
+  }
+
+  public NamingEnumeration<?> getAll ()
+    throws NamingException
+  {
+    return new BasicAttributeEnumeration ();
+  }
+
+  public DirContext getAttributeDefinition ()
+    throws OperationNotSupportedException, NamingException
+  {
+    throw new OperationNotSupportedException ();
+  }
+
+  public DirContext getAttributeSyntaxDefinition ()
+    throws OperationNotSupportedException, NamingException
+  {
+    throw new OperationNotSupportedException ();
+  }
+
+  public String getID ()
+  {
+    return attrID;
+  }
+
+  public int hashCode ()
+  {
+    int val = attrID.hashCode ();
+    for (int i = 0; i < values.size (); ++i)
+      {
+        Object o = values.get (i);
+        if (o == null)
+          {
+            // Nothing.
+          }
+        else if (o instanceof Object[])
+          {
+            Object[] a = (Object[]) o;
+            for (int j = 0; j < a.length; ++j)
+              val += a[j].hashCode ();
+          }
+        else
+          val += o.hashCode ();
+      }
+
+    return val;
+  }
+
+  public boolean isOrdered ()
+  {
+    return ordered;
+  }
+
+  public Object remove (int index)
+  {
+    return values.remove (index);
+  }
+
+  public boolean remove (Object val)
+  {
+    for (int i = 0; i < values.size (); ++i)
+      {
+        if (equals (val, values.get (i)))
+          {
+            values.remove (i);
+            return true;
+          }
+      }
+
+    return false;
+  }
+
+  public Object set (int index, Object val)
+  {
+    if (! ordered && contains (val))
+      throw new IllegalStateException ("value already in attribute");
+    return values.set (index, val);
+  }
+
+  public int size ()
+  {
+    return values.size ();
+  }
+
+  public String toString ()
+  {
+    String r = attrID;
+    for (int i = 0; i < values.size (); ++i)
+      r += ";" + values.get (i).toString ();
+    return r;
+  }
+
+  // This is used for testing equality of two Objects according to our
+  // local rules.
+  private boolean equals (Object one, Object two)
+  {
+    if (one == null)
+      return two == null;
+
+    if (one instanceof Object[])
+      {
+        if (! (two instanceof Object[]))
+          return false;
+
+        Object[] aone = (Object[]) one;
+        Object[] atwo = (Object[]) two;
+
+        if (aone.length != atwo.length)
+          return false;
+
+        for (int i = 0; i < aone.length; ++i)
+          {
+            if (! aone[i].equals (atwo[i]))
+              return false;
+          }
+
+        return true;
+      }
+
+    return one.equals (two);
+  }
+
+  private void readObject(ObjectInputStream s)
+    throws IOException, ClassNotFoundException
+  {
+    s.defaultReadObject();
+    int size = s.readInt();
+    values = new Vector<Object>(size);
+    for (int i=0; i < size; i++)
+      values.add(s.readObject());
+  }
+
+  private void writeObject(ObjectOutputStream s) throws IOException
+  {
+    s.defaultWriteObject();
+    s.writeInt(values.size());
+    for (int i=0; i < values.size(); i++)
+      s.writeObject(values.get(i));
+  }
+
+  // Used when enumerating this attribute.
+  private class BasicAttributeEnumeration implements NamingEnumeration
+  {
+    int where = 0;
+
+    public BasicAttributeEnumeration ()
+    {
+    }
+
+    public void close () throws NamingException
+    {
+    }
+
+    public boolean hasMore () throws NamingException
+    {
+      return hasMoreElements ();
+    }
+
+    public Object next () throws NamingException
+    {
+      return nextElement ();
+    }
+
+    public boolean hasMoreElements ()
+    {
+      return where < values.size ();
+    }
+
+    public Object nextElement () throws NoSuchElementException
+    {
+      if (where == values.size ())
+        throw new NoSuchElementException ("no more elements");
+      return values.get (where++);
+    }
+  }
+}