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diff --git a/external/jaxp/source/gnu/xml/dom/DomEx.java b/external/jaxp/source/gnu/xml/dom/DomEx.java
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+/*
+ * $Id: DomEx.java,v 1.1 2003-02-01 02:10:15 cbj Exp $
+ * Copyright (C) 1999-2001 David Brownell
+ * 
+ * This file is part of GNU JAXP, a library.
+ *
+ * GNU JAXP 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 of the License, or
+ * (at your option) any later version.
+ * 
+ * GNU JAXP 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 this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ * As a special exception, if you link this library with other files to
+ * produce an executable, this library does not by itself cause the
+ * resulting executable to be covered by the GNU General Public License.
+ * This exception does not however invalidate any other reasons why the
+ * executable file might be covered by the GNU General Public License. 
+ */
+
+package gnu.xml.dom;
+
+import org.w3c.dom.*;
+
+
+// $Id: DomEx.java,v 1.1 2003-02-01 02:10:15 cbj Exp $
+
+/**
+ * <p> DOMException implementation.   The version that
+ * is provided by the W3C is abstract, so it can't be instantiated.
+ *
+ * <p> This also provides a bit more information about the error
+ * that is being reported, in terms of the relevant DOM structures
+ * and data.
+ *
+ * @author David Brownell 
+ * @version $Date: 2003-02-01 02:10:15 $
+ */
+public class DomEx extends DOMException
+{
+    /** @serial Data that caused an error to be reported */
+    private String data;
+
+    /** @serial Node associated with the error. */
+    private Node node;
+
+    /** @serial Data associated with the error. */
+    private int value;
+
+    /**
+     * Constructs an exception, with the diagnostic message
+     * corresponding to the specified code.
+     */
+    public DomEx (short code)
+    {
+	super (code, diagnostic (code));
+    }
+
+    /**
+     * Constructs an exception, with the diagnostic message
+     * corresponding to the specified code and additional
+     * information as provided.
+     */
+    public DomEx (short code, String data, Node node, int value)
+    {
+	super (code, diagnostic (code));
+	this.data = data;
+	this.node = node;
+	this.value = value;
+    }
+
+    /** Returns the node to which the diagnotic applies, or null. */
+    final public Node getNode () { return node; }
+
+    /** Returns data to which the diagnotic applies, or null. */
+    final public String getData () { return data; }
+
+    /** Returns data to which the diagnotic applies, or null. */
+    final public int getValue () { return value; }
+
+
+    /**
+     * Returns a diagnostic message that may be slightly more useful
+     * than the generic one, where possible.
+     */
+    public String getMessage ()
+    {
+	String retval = super.getMessage ();
+
+	if (data != null)
+	    retval += "\nMore Information: " + data;
+	if (value != 0)
+	    retval += "\nNumber: " + value;
+	if (node != null)
+	    retval += "\nNode Name: " + node.getNodeName ();
+	return retval;
+    }
+
+
+    // these strings should be localizable.
+
+    private static String diagnostic (short code)
+    {
+	switch (code) {
+
+	    // DOM L1:
+	    case INDEX_SIZE_ERR:
+		return "An index or size is out of range.";
+	    case DOMSTRING_SIZE_ERR:
+		return "A string is too big.";
+	    case HIERARCHY_REQUEST_ERR:
+		return "The node doesn't belong here.";
+	    case WRONG_DOCUMENT_ERR:
+		return "The node belongs in another document.";
+	    case INVALID_CHARACTER_ERR:
+		return "That character is not permitted.";
+	    case NO_DATA_ALLOWED_ERR:
+		return "This node does not permit data.";
+	    case NO_MODIFICATION_ALLOWED_ERR:
+		return "No changes are allowed.";
+	    case NOT_FOUND_ERR:
+		return "The node was not found in that context.";
+	    case NOT_SUPPORTED_ERR:
+		return "That object is not supported.";
+	    case INUSE_ATTRIBUTE_ERR:
+		return "The attribute belongs to a different element.";
+
+	    // DOM L2:
+	    case INVALID_STATE_ERR:
+		return "The object is not usable.";
+	    case SYNTAX_ERR:
+		return "An illegal string was provided.";
+	    case INVALID_MODIFICATION_ERR:
+		return "An object's type may not be changed.";
+	    case NAMESPACE_ERR:
+		return "The operation violates XML Namespaces.";
+	    case INVALID_ACCESS_ERR:
+		return "Parameter or operation isn't supported by this node.";
+	}
+	return "Reserved exception number: " + code;
+    }
+
+}