1 /*
   2  * Copyright (c) 1997, 2015, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package com.sun.tools.internal.xjc.util;
  27 
  28 import java.util.Collections;
  29 import java.util.Iterator;
  30 
  31 import javax.xml.namespace.NamespaceContext;
  32 
  33 import com.sun.xml.internal.xsom.XmlString;
  34 
  35 import com.sun.xml.internal.org.relaxng.datatype.ValidationContext;
  36 
  37 /**
  38  * Take a {@link ValidationContext} and make it look like a {@link NamespaceContext}.
  39  *
  40  * @author Kohsuke Kawaguchi
  41  */
  42 public final class NamespaceContextAdapter implements NamespaceContext {
  43     private XmlString xstr;
  44 
  45     public NamespaceContextAdapter(XmlString xstr) {
  46         this.xstr = xstr;
  47     }
  48 
  49     public String getNamespaceURI(String prefix) {
  50         return xstr.resolvePrefix(prefix);
  51     }
  52 
  53     public String getPrefix(String namespaceURI) {
  54         return null;
  55     }
  56 
  57     public Iterator getPrefixes(String namespaceURI) {
  58         return Collections.EMPTY_LIST.iterator();
  59     }
  60 }