| /* |
| * reserved comment block |
| * DO NOT REMOVE OR ALTER! |
| */ |
| package com.sun.tools.internal.xjc.reader.internalizer; |
| |
| import java.util.Iterator; |
| |
| import javax.xml.namespace.NamespaceContext; |
| |
| import com.sun.xml.internal.bind.v2.WellKnownNamespace; |
| |
| import org.w3c.dom.Element; |
| import org.w3c.dom.NamedNodeMap; |
| import org.w3c.dom.Node; |
| |
| /** |
| * Implements {@link NamespaceContext} by looking at the in-scope |
| * namespace binding of a DOM element. |
| * |
| * @author Kohsuke Kawaguchi |
| */ |
| final class NamespaceContextImpl implements NamespaceContext { |
| private final Element e; |
| |
| public NamespaceContextImpl(Element e) { |
| this.e = e; |
| } |
| |
| /* |
| * Copyright 1999-2004 The Apache Software Foundation. |
| * |
| * Licensed 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. |
| */ |
| public String getNamespaceURI(String prefix) { |
| Node parent = e; |
| String namespace = null; |
| |
| if (prefix.equals("xml")) { |
| namespace = WellKnownNamespace.XML_NAMESPACE_URI; |
| } else { |
| int type; |
| |
| while ((null != parent) && (null == namespace) |
| && (((type = parent.getNodeType()) == Node.ELEMENT_NODE) |
| || (type == Node.ENTITY_REFERENCE_NODE))) { |
| if (type == Node.ELEMENT_NODE) { |
| if (parent.getNodeName().indexOf(prefix + ':') == 0) |
| return parent.getNamespaceURI(); |
| NamedNodeMap nnm = parent.getAttributes(); |
| |
| for (int i = 0; i < nnm.getLength(); i++) { |
| Node attr = nnm.item(i); |
| String aname = attr.getNodeName(); |
| boolean isPrefix = aname.startsWith("xmlns:"); |
| |
| if (isPrefix || aname.equals("xmlns")) { |
| int index = aname.indexOf(':'); |
| String p = isPrefix ? aname.substring(index + 1) : ""; |
| |
| if (p.equals(prefix)) { |
| namespace = attr.getNodeValue(); |
| |
| break; |
| } |
| } |
| } |
| } |
| |
| parent = parent.getParentNode(); |
| } |
| } |
| |
| return namespace; |
| } |
| |
| public String getPrefix(String namespaceURI) { |
| throw new UnsupportedOperationException(); |
| } |
| |
| public Iterator getPrefixes(String namespaceURI) { |
| throw new UnsupportedOperationException(); |
| } |
| } |