/**
* 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 org.apache.cxf.ws.policy.attachment.external;
import javax.xml.xpath.XPathConstants;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
import org.xml.sax.InputSource;
import org.apache.cxf.helpers.XPathUtils;
import org.apache.cxf.resource.ExtendedURIResolver;
import org.apache.cxf.service.model.BindingFaultInfo;
import org.apache.cxf.service.model.BindingInfo;
import org.apache.cxf.service.model.BindingMessageInfo;
import org.apache.cxf.service.model.BindingOperationInfo;
import org.apache.cxf.service.model.EndpointInfo;
import org.apache.cxf.service.model.InterfaceInfo;
import org.apache.cxf.service.model.OperationInfo;
import org.apache.cxf.service.model.ServiceInfo;
import org.apache.cxf.staxutils.StaxUtils;
import org.apache.cxf.ws.policy.PolicyException;
/**
*
*/
public class Wsdl11XPointerDomainExpression implements DomainExpression {
private static final String NAMESPACE = "http://schemas.xmlsoap.org/wsdl/";
private static final String SERVICE_ELEM_NAME = "service";
private static final String PORT_ELEM_NAME = "port";
private static final String PORTTYPE_ELEM_NAME = "portType";
private static final String BINDING_ELEM_NAME = "binding";
private static final String OPERATION_ELEM_NAME = "operation";
private static final String NAME_ATTR_NAME = "name";
private String baseURI;
private NodeList nodes;
Wsdl11XPointerDomainExpression(String u) {
baseURI = u;
}
public boolean appliesTo(BindingFaultInfo bfi) {
throw new UnsupportedOperationException();
}
public boolean appliesTo(BindingMessageInfo bmi) {
throw new UnsupportedOperationException();
}
public boolean appliesTo(BindingOperationInfo boi) {
if (baseURI.equals(boi.getBinding().getDescription().getBaseURI())) {
for (int i = 0; i < nodes.getLength(); i++) {
Node n = nodes.item(i);
if (Node.ELEMENT_NODE != n.getNodeType()) {
continue;
}
Element e = (Element)n;
if (matchesBindingOperation(e, boi)) {
Element p = (Element)e.getParentNode();
return matchesBinding(p, boi.getBinding());
} else if (matchesOperation(e, boi.getOperationInfo())) {
return true;
}
}
}
return false;
}
public boolean appliesTo(EndpointInfo ei) {
if (baseURI.equals(ei.getDescription().getBaseURI())) {
for (int i = 0; i < nodes.getLength(); i++) {
Node n = nodes.item(i);
if (Node.ELEMENT_NODE != n.getNodeType()) {
continue;
}
Element e = (Element)n;
if (matchesPort(e, ei)) {
Element p = (Element)e.getParentNode();
return matchesService(p, ei.getService());
} else if (matchesPortType(e, ei.getInterface())) {
return true;
} else if (matchesBinding(e, ei.getBinding())) {
return true;
}
}
}
return false;
}
public boolean appliesTo(ServiceInfo si) {
if (baseURI.equals(si.getDescription().getBaseURI())) {
for (int i = 0; i < nodes.getLength(); i++) {
Node n = nodes.item(i);
if (Node.ELEMENT_NODE != n.getNodeType()) {
continue;
}
Element e = (Element)n;
if (matchesService(e, si)) {
return true;
}
}
}
return false;
}
void evaluate(String uri) {
int pos = uri.indexOf('#');
String documentURI = uri.substring(0, pos);
String path = uri.substring(pos + 1);
InputSource is = new ExtendedURIResolver().resolve(documentURI, baseURI);
if (null == is) {
System.out.println("Failed to resolve: " + documentURI + " w.r.t baseURI: " + baseURI);
return;
}
Document doc = null;
try {
doc = StaxUtils.read(is.getByteStream());
} catch (Exception ex) {
throw new PolicyException(ex);
}
XPathUtils xu = new XPathUtils();
nodes = (NodeList)xu.getValue(path, doc, XPathConstants.NODESET);
}
boolean matchesService(Element e, ServiceInfo si) {
return NAMESPACE.equals(e.getNamespaceURI()) && SERVICE_ELEM_NAME.equals(e.getLocalName())
&& si.getName().getLocalPart().equals(e.getAttribute(NAME_ATTR_NAME));
}
boolean matchesPortType(Element e, InterfaceInfo ii) {
return NAMESPACE.equals(e.getNamespaceURI()) && PORTTYPE_ELEM_NAME.equals(e.getLocalName())
&& ii.getName().getLocalPart().equals(e.getAttribute(NAME_ATTR_NAME));
}
boolean matchesPort(Element e, EndpointInfo ei) {
return NAMESPACE.equals(e.getNamespaceURI()) && PORT_ELEM_NAME.equals(e.getLocalName())
&& ei.getName().getLocalPart().equals(e.getAttribute(NAME_ATTR_NAME));
}
boolean matchesBinding(Element e, BindingInfo ei) {
return NAMESPACE.equals(e.getNamespaceURI()) && BINDING_ELEM_NAME.equals(e.getLocalName())
&& ei.getName().getLocalPart().equals(e.getAttribute(NAME_ATTR_NAME));
}
boolean matchesBindingOperation(Element e, BindingOperationInfo boi) {
return NAMESPACE.equals(e.getNamespaceURI()) && OPERATION_ELEM_NAME.equals(e.getLocalName())
&& boi.getName().getLocalPart().equals(e.getAttribute(NAME_ATTR_NAME));
}
boolean matchesOperation(Element e, OperationInfo boi) {
return NAMESPACE.equals(e.getNamespaceURI()) && OPERATION_ELEM_NAME.equals(e.getLocalName())
&& boi.getName().getLocalPart().equals(e.getAttribute(NAME_ATTR_NAME));
}
}