package org.opendaylight.controller.netconf.util.messages;
import com.google.common.base.Optional;
+import com.google.common.base.Preconditions;
import com.google.common.collect.Sets;
+import java.util.Set;
import org.opendaylight.controller.netconf.api.NetconfDocumentedException;
import org.opendaylight.controller.netconf.api.NetconfMessage;
+import org.opendaylight.controller.netconf.api.xml.XmlNetconfConstants;
+import org.opendaylight.controller.netconf.util.exception.MissingNameSpaceException;
import org.opendaylight.controller.netconf.util.xml.XmlElement;
-import org.opendaylight.controller.netconf.util.xml.XmlNetconfConstants;
import org.opendaylight.controller.netconf.util.xml.XmlUtil;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
-import java.util.Set;
-
/**
* NetconfMessage that can carry additional header with session metadata. See {@link org.opendaylight.controller.netconf.util.messages.NetconfHelloMessageAdditionalHeader}
*/
return additionalHeader== null ? Optional.<NetconfHelloMessageAdditionalHeader>absent() : Optional.of(additionalHeader);
}
- private static void checkHelloMessage(Document doc) throws NetconfDocumentedException {
- XmlElement.fromDomElementWithExpected(doc.getDocumentElement(), HELLO_TAG,
- XmlNetconfConstants.URN_IETF_PARAMS_XML_NS_NETCONF_BASE_1_0);
-
+ private static void checkHelloMessage(Document doc) {
+ Preconditions.checkArgument(isHelloMessage(doc),
+ "Hello message invalid format, should contain %s tag from namespace %s, but is: %s", HELLO_TAG,
+ XmlNetconfConstants.URN_IETF_PARAMS_XML_NS_NETCONF_BASE_1_0, XmlUtil.toString(doc));
}
public static NetconfHelloMessage createClientHello(Iterable<String> capabilities,
Document doc = XmlUtil.newDocument();
Element helloElement = doc.createElementNS(XmlNetconfConstants.URN_IETF_PARAMS_XML_NS_NETCONF_BASE_1_0,
HELLO_TAG);
- Element capabilitiesElement = doc.createElement(XmlNetconfConstants.CAPABILITIES);
+ Element capabilitiesElement = doc.createElementNS(XmlNetconfConstants.URN_IETF_PARAMS_XML_NS_NETCONF_BASE_1_0,
+ XmlNetconfConstants.CAPABILITIES);
for (String capability : Sets.newHashSet(capabilities)) {
- Element capElement = doc.createElement(XmlNetconfConstants.CAPABILITY);
+ Element capElement = doc.createElementNS(XmlNetconfConstants.URN_IETF_PARAMS_XML_NS_NETCONF_BASE_1_0,
+ XmlNetconfConstants.CAPABILITY);
capElement.setTextContent(capability);
capabilitiesElement.appendChild(capElement);
}
public static NetconfHelloMessage createServerHello(Set<String> capabilities, long sessionId) throws NetconfDocumentedException {
Document doc = createHelloMessageDoc(capabilities);
- Element sessionIdElement = doc.createElement(XmlNetconfConstants.SESSION_ID);
+ Element sessionIdElement = doc.createElementNS(XmlNetconfConstants.URN_IETF_PARAMS_XML_NS_NETCONF_BASE_1_0,
+ XmlNetconfConstants.SESSION_ID);
sessionIdElement.setTextContent(Long.toString(sessionId));
doc.getDocumentElement().appendChild(sessionIdElement);
return new NetconfHelloMessage(doc);
}
+
+ public static boolean isHelloMessage(final NetconfMessage msg) {
+ Document document = msg.getDocument();
+ return isHelloMessage(document);
+ }
+
+ private static boolean isHelloMessage(final Document document) {
+ XmlElement element = XmlElement.fromDomElement(document.getDocumentElement());
+ try {
+ // accept even if hello has no namespace
+ return element.getName().equals(HELLO_TAG) &&
+ (!element.hasNamespace() || element.getNamespace().equals(XmlNetconfConstants.URN_IETF_PARAMS_XML_NS_NETCONF_BASE_1_0));
+ } catch (MissingNameSpaceException e) {
+ // Cannot happen, since we check for hasNamespace
+ throw new IllegalStateException(e);
+ }
+ }
}