org.apache.cxf.ws.security.policy.builders.ContentEncryptedElementsBuilder Maven / Gradle / Ivy
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* 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,
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package org.apache.cxf.ws.security.policy.builders;
import javax.xml.namespace.QName;
import org.w3c.dom.Attr;
import org.w3c.dom.Element;
import org.w3c.dom.NamedNodeMap;
import org.w3c.dom.Node;
import org.apache.cxf.helpers.DOMUtils;
import org.apache.cxf.ws.security.policy.SP12Constants;
import org.apache.cxf.ws.security.policy.SPConstants;
import org.apache.cxf.ws.security.policy.model.ContentEncryptedElements;
import org.apache.neethi.Assertion;
import org.apache.neethi.AssertionBuilderFactory;
import org.apache.neethi.builders.AssertionBuilder;
public class ContentEncryptedElementsBuilder implements AssertionBuilder {
public Assertion build(Element element, AssertionBuilderFactory factory) {
ContentEncryptedElements contentEncryptedElements
= new ContentEncryptedElements(SP12Constants.INSTANCE);
String attrXPathVersion = DOMUtils.getAttribute(element, SP12Constants.ATTR_XPATH_VERSION);
if (attrXPathVersion != null) {
contentEncryptedElements.setXPathVersion(attrXPathVersion);
}
Node nd = element.getFirstChild();
while (nd != null) {
if (nd instanceof Element) {
processElement((Element)nd, contentEncryptedElements);
}
nd = nd.getNextSibling();
}
return contentEncryptedElements;
}
public QName[] getKnownElements() {
return new QName[]{SP12Constants.CONTENT_ENCRYPTED_ELEMENTS};
}
private void processElement(Element element, ContentEncryptedElements parent) {
if (SPConstants.XPATH_EXPR.equals(element.getLocalName())) {
parent.addXPathExpression(DOMUtils.getRawContent(element));
addNamespaces(element, parent);
}
}
private void addNamespaces(Node element, ContentEncryptedElements parent) {
if (element.getParentNode() != null) {
addNamespaces(element.getParentNode(), parent);
}
if (element instanceof Element) {
Element el = (Element)element;
NamedNodeMap map = el.getAttributes();
for (int x = 0; x < map.getLength(); x++) {
Attr attr = (Attr)map.item(x);
if ("xmlns".equals(attr.getPrefix())) {
parent.addDeclaredNamespaces(attr.getValue(), attr.getLocalName());
}
}
}
}
}