jdk8-mips64-public/jaxws: src/share/jaxws_classes/com/sun/tools/internal/xjc/reader/internalizer/NamespaceContextImpl.java@f50545b5e2f1

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    32 package com.sun.tools.internal.xjc.reader.internalizer;

    34 import java.util.Iterator;

    35 import javax.xml.XMLConstants;

    36 import javax.xml.namespace.NamespaceContext;

    37 import org.w3c.dom.Element;

    38 import org.w3c.dom.NamedNodeMap;

    39 import org.w3c.dom.Node;

    41 /**

    42  * Implements {@link NamespaceContext} by looking at the in-scope

    43  * namespace binding of a DOM element.

    44  *

    45  * @author Kohsuke Kawaguchi

    46  */

    47 final class NamespaceContextImpl implements NamespaceContext {

    48     private final Element e;

    50     public NamespaceContextImpl(Element e) {

    51         this.e = e;

    52     }

    54     public String getNamespaceURI(String prefix) {

    55         Node parent = e;

    56         String namespace = null;

    57         final String prefixColon = prefix + ':';

    59         if (prefix.equals("xml")) {

    60             namespace = XMLConstants.XML_NS_URI;

    61         } else {

    62             int type;

    64             while ((null != parent) && (null == namespace)

    65                     && (((type = parent.getNodeType()) == Node.ELEMENT_NODE)

    66                     || (type == Node.ENTITY_REFERENCE_NODE))) {

    67                 if (type == Node.ELEMENT_NODE) {

    68                     if (parent.getNodeName().startsWith(prefixColon))

    69                         return parent.getNamespaceURI();

    70                     NamedNodeMap nnm = parent.getAttributes();

    72                     for (int i = 0; i < nnm.getLength(); i++) {

    73                         Node attr = nnm.item(i);

    74                         String aname = attr.getNodeName();

    75                         boolean isPrefix = aname.startsWith("xmlns:");

    77                         if (isPrefix || aname.equals("xmlns")) {

    78                             int index = aname.indexOf(':');

    79                             String p = isPrefix ? aname.substring(index + 1) : "";

    81                             if (p.equals(prefix)) {

    82                                 namespace = attr.getNodeValue();

    84                                 break;

    85                             }

    86                         }

    87                     }

    88                 }

    90                 parent = parent.getParentNode();

    91             }

    92         }

    94         if(prefix.equals(""))

    95             return "";  // default namespace

    96         return namespace;

    97     }

    99     public String getPrefix(String namespaceURI) {

   100         throw new UnsupportedOperationException();

   101     }

   103     public Iterator getPrefixes(String namespaceURI) {

   104         throw new UnsupportedOperationException();

   105     }

   106 }

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