--- old/src/java.xml/share/classes/com/sun/org/apache/xml/internal/resolver/helpers/Namespaces.java	2017-06-20 10:53:21.062448505 -0700
+++ /dev/null	2017-06-17 22:58:47.330661897 -0700
@@ -1,110 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements.  See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The ASF licenses this file to You under the Apache License, Version 2.0
- * (the "License"); you may not use this file except in compliance with
- * the License.  You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.sun.org.apache.xml.internal.resolver.helpers;
-
-import org.w3c.dom.*;
-
-/**
- * Static Namespace query methods.
- *
- * <p>This class defines a set of static methods that can be called
- * to analyze the namespace properties of DOM nodes.</p>
- *
- * @author Norman Walsh
- * <a href="mailto:Norman.Walsh@Sun.COM">Norman.Walsh@Sun.COM</a>
- *
- */
-public class Namespaces {
-    /**
-     * Returns the "prefix" part of a QName or the empty string (not
-     * null) if the name has no prefix.
-     *
-     * @param element The QName of an element.
-     * @return The prefix part of the element name.
-     */
-    public static String getPrefix(Element element) {
-        String name = element.getTagName();
-        String prefix = "";
-
-        final int indexOfColon = name.indexOf(':');
-        if (indexOfColon > 0) {
-            prefix = name.substring(0, indexOfColon);
-        }
-
-        return prefix;
-    }
-
-    /**
-     * Returns the "localname" part of a QName, which is the whole
-     * name if it has no prefix.
-     *
-     * @param element The QName of an element.
-     * @return The local part of a QName.
-     */
-    public static String getLocalName(Element element) {
-        String name = element.getTagName();
-
-        final int indexOfColon = name.indexOf(':');
-        if (indexOfColon > 0) {
-            name = name.substring(indexOfColon + 1);
-        }
-
-        return name;
-    }
-
-    /**
-     * Returns the namespace URI for the specified prefix at the
-     * specified context node.
-     *
-     * @param node The context node.
-     * @param prefix The prefix.
-     * @return The namespace URI associated with the prefix, or
-     * null if no namespace declaration exists for the prefix.
-     */
-    public static String getNamespaceURI(Node node, String prefix) {
-        if (node == null || node.getNodeType() != Node.ELEMENT_NODE) {
-            return null;
-        }
-
-        if (prefix.length() == 0) {
-            if (((Element) node).hasAttribute("xmlns")) {
-                return ((Element) node).getAttribute("xmlns");
-            }
-        } else {
-            String nsattr = "xmlns:" + prefix;
-            if (((Element) node).hasAttribute(nsattr)) {
-                return ((Element) node).getAttribute(nsattr);
-            }
-        }
-
-        return getNamespaceURI(node.getParentNode(), prefix);
-    }
-
-    /**
-     * Returns the namespace URI for the namespace to which the
-     * element belongs.
-     *
-     * @param element The element.
-     * @return The namespace URI associated with the namespace of the
-     * element, or null if no namespace declaration exists for it.
-     */
-    public static String getNamespaceURI(Element element) {
-        String prefix = getPrefix(element);
-        return getNamespaceURI(element, prefix);
-    }
-}