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diff --git a/libjava/classpath/gnu/CORBA/typecodes/AliasTypeCode.java b/libjava/classpath/gnu/CORBA/typecodes/AliasTypeCode.java
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+/* AliasTypeCode.java --
+   Copyright (C) 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., 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 gnu.CORBA.typecodes;
+
+
+import org.omg.CORBA.TCKind;
+import org.omg.CORBA.TypeCode;
+import org.omg.CORBA.TypeCodePackage.BadKind;
+
+/**
+ * The type code that is an alias of another type code.
+ *
+ * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org)
+ */
+public class AliasTypeCode
+  extends PrimitiveTypeCode
+{
+  /** 
+   * Use serialVersionUID for interoperability. 
+   */
+  private static final long serialVersionUID = 1;
+  
+  /**
+   * The typecode repository id.
+   */
+  protected final String id;
+
+  /**
+   * The typecode name.
+   */
+  protected final String name;
+
+  /**
+   * The type code for that this typecode is an alias.
+   */
+  protected final TypeCode aliasFor;
+
+  /**
+   * Create the typecode, specifying for that typecode it is an
+   * alias and the id and name of the newly created typecode.
+   *
+   * @param an_aliasFor the typecode, for that this typecode is an
+   * alias.
+   *
+   * @param an_id the repository id fo the newly created typecode.
+   *
+   * @param a_name the name of the newly created typecode.
+   */
+  public AliasTypeCode(TypeCode an_aliasFor, String an_id, String a_name)
+  {
+    super(TCKind.tk_alias);
+    aliasFor = an_aliasFor;
+    id = an_id;
+    name = a_name;
+  }
+
+  /**
+   * Get the typecode, for that this typecode is an alias.
+   */
+  public TypeCode content_type()
+  {
+    return aliasFor;
+  }
+
+  /**
+   * The objects are assumed to be equal if they repository
+   * ids are both equal or both unavailable and the
+   * kind values are equal.
+   *
+   * @param other the other typecode to compare.
+   */
+  public boolean equal(TypeCode other)
+  {
+    if (super.equal(other))
+      return true;
+    try
+      {
+        return id.equals(other.id());
+      }
+    catch (BadKind ex)
+      {
+        return false;
+      }
+  }
+
+  /**
+   * Return true if the given typecode is equal for
+   * either this typecode of the alias typecode.
+   *
+   * @param other the typecode to compare.
+   */
+  public boolean equivalent(TypeCode other)
+  {
+    return other.equal(this) || other.equal(aliasFor);
+  }
+
+  /**
+   * Get the repository id of this typecode.
+   */
+  public String id()
+  {
+    return id;
+  }
+
+  /**
+   * Get the name of this typecode.
+   */
+  public String name()
+  {
+    return name;
+  }
+}