Actor Supervisor will start rpcRegistry and rpcBroker actors and will resume them in case of exception
More logs have been added along with some unit test cases of xmlutil
Change-Id: I30101bd3b8ac6821b58b3e1a2421f7f1af26bcd1
Signed-off-by: Harman Singh <harmasin@cisco.com>
import org.opendaylight.controller.remote.rpc.RemoteRpcProviderFactory;
import org.opendaylight.controller.sal.core.api.Broker;
-import org.osgi.framework.BundleContext;
public class RemoteRPCBrokerModule extends org.opendaylight.controller.config.yang.config.remote_rpc_connector.AbstractRemoteRPCBrokerModule {
- private BundleContext bundleContext;
public RemoteRPCBrokerModule(org.opendaylight.controller.config.api.ModuleIdentifier identifier, org.opendaylight.controller.config.api.DependencyResolver dependencyResolver) {
super(identifier, dependencyResolver);
}
@Override
public java.lang.AutoCloseable createInstance() {
Broker broker = getDomBrokerDependency();
- return RemoteRpcProviderFactory.createInstance(broker, bundleContext);
- }
-
- public void setBundleContext(final BundleContext bundleContext) {
- this.bundleContext = bundleContext;
+ return RemoteRpcProviderFactory.createInstance(broker);
}
}
*/
package org.opendaylight.controller.config.yang.config.remote_rpc_connector;
-import org.opendaylight.controller.config.api.DependencyResolver;
-import org.opendaylight.controller.config.api.DynamicMBeanWithInstance;
-import org.opendaylight.controller.config.spi.Module;
-import org.osgi.framework.BundleContext;
public class RemoteRPCBrokerModuleFactory extends org.opendaylight.controller.config.yang.config.remote_rpc_connector.AbstractRemoteRPCBrokerModuleFactory {
- @Override
- public Module createModule(String instanceName, DependencyResolver dependencyResolver, BundleContext bundleContext) {
- RemoteRPCBrokerModule module = (RemoteRPCBrokerModule)super.createModule(instanceName,dependencyResolver,bundleContext);
- module.setBundleContext(bundleContext);
- return module;
- }
-
- @Override
- public Module createModule(String instanceName, DependencyResolver dependencyResolver,
- DynamicMBeanWithInstance old, BundleContext bundleContext) throws Exception {
- RemoteRPCBrokerModule module = (RemoteRPCBrokerModule)super.createModule(instanceName, dependencyResolver,
- old, bundleContext);
- module.setBundleContext(bundleContext);
- return module;
- }
-
}
import org.opendaylight.controller.remote.rpc.messages.InvokeRoutedRpc;
import org.opendaylight.controller.remote.rpc.messages.InvokeRpc;
import org.opendaylight.controller.remote.rpc.messages.RpcResponse;
+import org.opendaylight.controller.remote.rpc.utils.ActorUtil;
import org.opendaylight.controller.remote.rpc.utils.XmlUtils;
import org.opendaylight.controller.sal.core.api.RoutedRpcDefaultImplementation;
import org.opendaylight.controller.sal.core.api.RpcImplementation;
import akka.actor.ActorRef;
import akka.actor.ActorSystem;
+import org.opendaylight.controller.remote.rpc.messages.UpdateSchemaContext;
import org.opendaylight.controller.remote.rpc.registry.ClusterWrapper;
import org.opendaylight.controller.remote.rpc.registry.ClusterWrapperImpl;
-import org.opendaylight.controller.remote.rpc.registry.RpcRegistry;
import org.opendaylight.controller.sal.core.api.Broker;
import org.opendaylight.controller.sal.core.api.Provider;
import org.opendaylight.controller.sal.core.api.RpcProvisionRegistry;
import org.opendaylight.controller.sal.core.api.model.SchemaService;
-import org.opendaylight.yangtools.yang.common.QName;
import org.opendaylight.yangtools.yang.model.api.SchemaContext;
+import org.opendaylight.yangtools.yang.model.api.SchemaContextListener;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.util.Collection;
-import java.util.Set;
/**
* This is the base class which initialize all the actors, listeners and
* default RPc implementation so remote invocation of rpcs.
*/
-public class RemoteRpcProvider implements AutoCloseable, Provider{
+public class RemoteRpcProvider implements AutoCloseable, Provider, SchemaContextListener {
private static final Logger LOG = LoggerFactory.getLogger(RemoteRpcProvider.class);
private final ActorSystem actorSystem;
- private ActorRef rpcBroker;
- private ActorRef rpcRegistry;
private final RpcProvisionRegistry rpcProvisionRegistry;
private Broker.ProviderSession brokerSession;
- private RpcListener rpcListener;
- private RoutedRpcListener routeChangeListener;
- private RemoteRpcImplementation rpcImplementation;
+ private SchemaContext schemaContext;
+ private ActorRef rpcManager;
+
+
public RemoteRpcProvider(ActorSystem actorSystem, RpcProvisionRegistry rpcProvisionRegistry) {
this.actorSystem = actorSystem;
this.rpcProvisionRegistry = rpcProvisionRegistry;
@Override
public void close() throws Exception {
this.actorSystem.shutdown();
- unregisterSupportedRpcs();
- unregisterSupportedRoutedRpcs();
}
@Override
}
private void start() {
- LOG.debug("Starting all rpc listeners.");
+ LOG.info("Starting all rpc listeners and actors.");
// Create actor to handle and sync routing table in cluster
ClusterWrapper clusterWrapper = new ClusterWrapperImpl(actorSystem);
- rpcRegistry = actorSystem.actorOf(RpcRegistry.props(clusterWrapper), "rpc-registry");
-
- // Create actor to invoke and execute rpc
SchemaService schemaService = brokerSession.getService(SchemaService.class);
- SchemaContext schemaContext = schemaService.getGlobalContext();
- rpcBroker = actorSystem.actorOf(RpcBroker.props(brokerSession, rpcRegistry, schemaContext), "rpc-broker");
- String rpcBrokerPath = clusterWrapper.getAddress().toString() + "/user/rpc-broker";
- rpcListener = new RpcListener(rpcRegistry, rpcBrokerPath);
- routeChangeListener = new RoutedRpcListener(rpcRegistry, rpcBrokerPath);
- rpcImplementation = new RemoteRpcImplementation(rpcBroker, schemaContext);
- brokerSession.addRpcRegistrationListener(rpcListener);
- rpcProvisionRegistry.registerRouteChangeListener(routeChangeListener);
- rpcProvisionRegistry.setRoutedRpcDefaultDelegate(rpcImplementation);
- announceSupportedRpcs();
- announceSupportedRoutedRpcs();
+ schemaContext = schemaService.getGlobalContext();
- }
+ rpcManager = actorSystem.actorOf(RpcManager.props(clusterWrapper, schemaContext, brokerSession, rpcProvisionRegistry), "rpc");
- /**
- * Add all the locally registered RPCs in the clustered routing table
- */
- private void announceSupportedRpcs(){
- LOG.debug("Adding all supported rpcs to routing table");
- Set<QName> currentlySupported = brokerSession.getSupportedRpcs();
- for (QName rpc : currentlySupported) {
- rpcListener.onRpcImplementationAdded(rpc);
- }
+ LOG.debug("Rpc actors are created.");
}
- /**
- * Add all the locally registered Routed RPCs in the clustered routing table
- */
- private void announceSupportedRoutedRpcs(){
-
- //TODO: announce all routed RPCs as well
- }
-
- /**
- * Un-Register all the supported RPCs from clustered routing table
- */
- private void unregisterSupportedRpcs(){
- LOG.debug("removing all supported rpcs to routing table");
- Set<QName> currentlySupported = brokerSession.getSupportedRpcs();
- for (QName rpc : currentlySupported) {
- rpcListener.onRpcImplementationRemoved(rpc);
- }
- }
-
- /**
- * Un-Register all the locally supported Routed RPCs from clustered routing table
- */
- private void unregisterSupportedRoutedRpcs(){
-
- //TODO: remove all routed RPCs as well
+ @Override
+ public void onGlobalContextUpdated(SchemaContext schemaContext) {
+ this.schemaContext = schemaContext;
+ rpcManager.tell(new UpdateSchemaContext(schemaContext), null);
}
}
import org.opendaylight.controller.sal.core.api.Broker;
import org.opendaylight.controller.sal.core.api.RpcProvisionRegistry;
-import org.osgi.framework.BundleContext;
public class RemoteRpcProviderFactory {
- public static RemoteRpcProvider createInstance(final Broker broker, final BundleContext bundleContext){
+ public static RemoteRpcProvider createInstance(final Broker broker){
RemoteRpcProvider rpcProvider =
new RemoteRpcProvider(ActorSystemFactory.getInstance(), (RpcProvisionRegistry) broker);
- broker.registerProvider(rpcProvider, bundleContext);
+ broker.registerProvider(rpcProvider);
return rpcProvider;
}
}
import org.opendaylight.controller.md.sal.common.api.routing.RouteChangeListener;
import org.opendaylight.controller.remote.rpc.messages.AddRoutedRpc;
import org.opendaylight.controller.remote.rpc.messages.RemoveRoutedRpc;
+import org.opendaylight.controller.remote.rpc.utils.ActorUtil;
import org.opendaylight.controller.sal.connector.api.RpcRouter;
import org.opendaylight.controller.sal.core.api.RpcRoutingContext;
import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
import org.opendaylight.controller.remote.rpc.messages.InvokeRoutedRpc;
import org.opendaylight.controller.remote.rpc.messages.InvokeRpc;
import org.opendaylight.controller.remote.rpc.messages.RpcResponse;
+import org.opendaylight.controller.remote.rpc.utils.ActorUtil;
import org.opendaylight.controller.remote.rpc.utils.XmlUtils;
import org.opendaylight.controller.sal.core.api.Broker;
import org.opendaylight.yangtools.yang.common.RpcResult;
private static final Logger LOG = LoggerFactory.getLogger(RpcBroker.class);
private final Broker.ProviderSession brokerSession;
private final ActorRef rpcRegistry;
- private final SchemaContext schemaContext;
+ private SchemaContext schemaContext;
private RpcBroker(Broker.ProviderSession brokerSession, ActorRef rpcRegistry, SchemaContext schemaContext){
this.brokerSession = brokerSession;
try {
RouteIdentifierImpl routeId = new RouteIdentifierImpl(null, msg.getRpc(), msg.getIdentifier());
GetRoutedRpc routedRpcMsg = new GetRoutedRpc(routeId);
- GetRoutedRpcReply rpcReply = (GetRoutedRpcReply)ActorUtil.executeLocalOperation(rpcRegistry, routedRpcMsg, ActorUtil.LOCAL_ASK_DURATION, ActorUtil.LOCAL_AWAIT_DURATION);
+ GetRoutedRpcReply rpcReply = (GetRoutedRpcReply) ActorUtil.executeLocalOperation(rpcRegistry, routedRpcMsg, ActorUtil.LOCAL_ASK_DURATION, ActorUtil.LOCAL_AWAIT_DURATION);
String remoteActorPath = rpcReply.getRoutePath();
if(remoteActorPath == null) {
import akka.actor.ActorRef;
import org.opendaylight.controller.remote.rpc.messages.AddRpc;
import org.opendaylight.controller.remote.rpc.messages.RemoveRpc;
+import org.opendaylight.controller.remote.rpc.utils.ActorUtil;
import org.opendaylight.controller.sal.core.api.RpcRegistrationListener;
import org.opendaylight.yangtools.yang.common.QName;
import org.slf4j.Logger;
--- /dev/null
+/*
+ * Copyright (c) 2014 Cisco Systems, Inc. and others. All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+
+package org.opendaylight.controller.remote.rpc;
+
+
+import akka.actor.ActorRef;
+import akka.actor.OneForOneStrategy;
+import akka.actor.Props;
+import akka.actor.SupervisorStrategy;
+import akka.japi.Creator;
+import akka.japi.Function;
+import org.opendaylight.controller.remote.rpc.messages.UpdateSchemaContext;
+import org.opendaylight.controller.remote.rpc.registry.ClusterWrapper;
+import org.opendaylight.controller.remote.rpc.registry.RpcRegistry;
+import org.opendaylight.controller.sal.core.api.Broker;
+import org.opendaylight.controller.sal.core.api.RpcProvisionRegistry;
+import org.opendaylight.yangtools.yang.common.QName;
+import org.opendaylight.yangtools.yang.model.api.SchemaContext;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import scala.concurrent.duration.Duration;
+import java.util.Set;
+
+/**
+ * This class acts as a supervisor, creates all the actors, resumes them, if an exception is thrown.
+ *
+ * It also starts the rpc listeners
+ */
+
+public class RpcManager extends AbstractUntypedActor {
+
+ private static final Logger LOG = LoggerFactory.getLogger(RpcManager.class);
+
+ private SchemaContext schemaContext;
+ private final ClusterWrapper clusterWrapper;
+ private ActorRef rpcBroker;
+ private ActorRef rpcRegistry;
+ private final Broker.ProviderSession brokerSession;
+ private RpcListener rpcListener;
+ private RoutedRpcListener routeChangeListener;
+ private RemoteRpcImplementation rpcImplementation;
+ private final RpcProvisionRegistry rpcProvisionRegistry;
+
+ private RpcManager(ClusterWrapper clusterWrapper, SchemaContext schemaContext,
+ Broker.ProviderSession brokerSession, RpcProvisionRegistry rpcProvisionRegistry) {
+ this.clusterWrapper = clusterWrapper;
+ this.schemaContext = schemaContext;
+ this.brokerSession = brokerSession;
+ this.rpcProvisionRegistry = rpcProvisionRegistry;
+
+ createRpcActors();
+ startListeners();
+ }
+
+
+ public static Props props(final ClusterWrapper clusterWrapper, final SchemaContext schemaContext,
+ final Broker.ProviderSession brokerSession, final RpcProvisionRegistry rpcProvisionRegistry) {
+ return Props.create(new Creator<RpcManager>() {
+ @Override
+ public RpcManager create() throws Exception {
+ return new RpcManager(clusterWrapper, schemaContext, brokerSession, rpcProvisionRegistry);
+ }
+ });
+ }
+
+ private void createRpcActors() {
+ LOG.debug("Create rpc registry and broker actors");
+
+ rpcRegistry = getContext().actorOf(RpcRegistry.props(clusterWrapper), "rpc-registry");
+ rpcBroker = getContext().actorOf(RpcBroker.props(brokerSession, rpcRegistry, schemaContext), "rpc-broker");
+ }
+
+ private void startListeners() {
+ LOG.debug("Registers rpc listeners");
+
+ String rpcBrokerPath = clusterWrapper.getAddress().toString() + "/user/rpc/rpc-broker";
+ rpcListener = new RpcListener(rpcRegistry, rpcBrokerPath);
+ routeChangeListener = new RoutedRpcListener(rpcRegistry, rpcBrokerPath);
+ rpcImplementation = new RemoteRpcImplementation(rpcBroker, schemaContext);
+
+ brokerSession.addRpcRegistrationListener(rpcListener);
+ rpcProvisionRegistry.registerRouteChangeListener(routeChangeListener);
+ rpcProvisionRegistry.setRoutedRpcDefaultDelegate(rpcImplementation);
+ announceSupportedRpcs();
+ }
+
+ /**
+ * Add all the locally registered RPCs in the clustered routing table
+ */
+ private void announceSupportedRpcs(){
+ LOG.debug("Adding all supported rpcs to routing table");
+ Set<QName> currentlySupported = brokerSession.getSupportedRpcs();
+ for (QName rpc : currentlySupported) {
+ rpcListener.onRpcImplementationAdded(rpc);
+ }
+ }
+
+
+ @Override
+ protected void handleReceive(Object message) throws Exception {
+ if(message instanceof UpdateSchemaContext) {
+ updateSchemaContext((UpdateSchemaContext) message);
+ }
+
+ }
+
+ private void updateSchemaContext(UpdateSchemaContext message) {
+ this.schemaContext = message.getSchemaContext();
+ }
+
+ @Override
+ public SupervisorStrategy supervisorStrategy() {
+ return new OneForOneStrategy(10, Duration.create("1 minute"),
+ new Function<Throwable, SupervisorStrategy.Directive>() {
+ @Override
+ public SupervisorStrategy.Directive apply(Throwable t) {
+ return SupervisorStrategy.resume();
+ }
+ }
+ );
+ }
+}
* and is available at http://www.eclipse.org/legal/epl-v10.html
*
*/
-package org.opendaylight.controller.remote.rpc;
+package org.opendaylight.controller.remote.rpc.utils;
import akka.actor.ActorRef;
import akka.actor.ActorSelection;
import java.util.regex.Pattern;
public final class InstanceIdentifierForXmlCodec {
- private static final Pattern PREDICATE_PATTERN = Pattern.compile("\\[(.*?)\\]");
- private static final Splitter SLASH_SPLITTER = Splitter.on('/');
- private static final Splitter COLON_SPLITTER = Splitter.on(':');
- private static final Splitter AT_SPLITTER = Splitter.on('@');
- private static final Logger logger = LoggerFactory.getLogger(InstanceIdentifierForXmlCodec.class);
-
- private InstanceIdentifierForXmlCodec() {
- throw new UnsupportedOperationException("Utility class");
+ private static final Pattern PREDICATE_PATTERN = Pattern.compile("\\[(.*?)\\]");
+ private static final Splitter SLASH_SPLITTER = Splitter.on('/');
+ private static final Splitter COLON_SPLITTER = Splitter.on(':');
+ private static final Splitter AT_SPLITTER = Splitter.on('@');
+ private static final Logger logger = LoggerFactory.getLogger(InstanceIdentifierForXmlCodec.class);
+
+ private InstanceIdentifierForXmlCodec() {
+ throw new UnsupportedOperationException("Utility class");
+ }
+
+ public static YangInstanceIdentifier deserialize(final Element element, final SchemaContext schemaContext) {
+ Preconditions.checkNotNull(element, "Value of element for deserialization can't be null");
+ Preconditions.checkNotNull(schemaContext,
+ "Schema context for deserialization of instance identifier type can't be null");
+
+ final String valueTrimmed = element.getTextContent().trim();
+ logger.debug("Instance identifier derserialize: splitting the text {} with Slash to find path arguments", valueTrimmed);
+ final Iterator<String> xPathParts = SLASH_SPLITTER.split(valueTrimmed).iterator();
+
+ // must be at least "/pr:node"
+ if (!xPathParts.hasNext() || !xPathParts.next().isEmpty() || !xPathParts.hasNext()) {
+ logger.debug("Instance identifier derserialize: No path argument found for element.");
+ return null;
}
- public static YangInstanceIdentifier deserialize(final Element element, final SchemaContext schemaContext) {
- Preconditions.checkNotNull(element, "Value of element for deserialization can't be null");
- Preconditions.checkNotNull(schemaContext,
- "Schema context for deserialization of instance identifier type can't be null");
-
- final String valueTrimmed = element.getTextContent().trim();
- final Iterator<String> xPathParts = SLASH_SPLITTER.split(valueTrimmed).iterator();
-
- // must be at least "/pr:node"
- if (!xPathParts.hasNext() || !xPathParts.next().isEmpty() || !xPathParts.hasNext()) {
- return null;
- }
-
- List<PathArgument> result = new ArrayList<>();
- while (xPathParts.hasNext()) {
- String xPathPartTrimmed = xPathParts.next().trim();
+ List<PathArgument> result = new ArrayList<>();
+ while (xPathParts.hasNext()) {
+ String xPathPartTrimmed = xPathParts.next().trim();
- PathArgument pathArgument = toPathArgument(xPathPartTrimmed, element, schemaContext);
- if (pathArgument != null) {
- result.add(pathArgument);
- }
- }
- return YangInstanceIdentifier.create(result);
+ PathArgument pathArgument = toPathArgument(xPathPartTrimmed, element, schemaContext);
+ if (pathArgument != null) {
+ result.add(pathArgument);
+ }
}
+ return YangInstanceIdentifier.create(result);
+ }
- public static Element serialize(final YangInstanceIdentifier id, final Element element) {
- Preconditions.checkNotNull(id, "Variable should contain instance of instance identifier and can't be null");
- Preconditions.checkNotNull(element, "DOM element can't be null");
+ public static Element serialize(final YangInstanceIdentifier id, final Element element) {
+ Preconditions.checkNotNull(id, "Variable should contain instance of instance identifier and can't be null");
+ Preconditions.checkNotNull(element, "DOM element can't be null");
- final RandomPrefix prefixes = new RandomPrefix();
- final String str = XmlUtils.encodeIdentifier(prefixes, id);
+ final RandomPrefix prefixes = new RandomPrefix();
+ final String str = XmlUtils.encodeIdentifier(prefixes, id);
- for (Entry<URI, String> e: prefixes.getPrefixes()) {
- element.setAttribute("xmlns:" + e.getValue(), e.getKey().toString());
- }
- element.setTextContent(str);
- return element;
- }
-
- private static String getIdAndPrefixAsStr(final String pathPart) {
- int predicateStartIndex = pathPart.indexOf('[');
- return predicateStartIndex == -1 ? pathPart : pathPart.substring(0, predicateStartIndex);
- }
-
- private static PathArgument toPathArgument(final String xPathArgument, final Element element, final SchemaContext schemaContext) {
- final QName mainQName = toIdentity(xPathArgument, element, schemaContext);
-
- // predicates
- final Matcher matcher = PREDICATE_PATTERN.matcher(xPathArgument);
- final Map<QName, Object> predicates = new HashMap<>();
- QName currentQName = mainQName;
-
- while (matcher.find()) {
- final String predicateStr = matcher.group(1).trim();
- final int indexOfEqualityMark = predicateStr.indexOf('=');
- if (indexOfEqualityMark != -1) {
- final Object predicateValue = toPredicateValue(predicateStr.substring(indexOfEqualityMark + 1));
- if (predicateValue == null) {
- return null;
- }
-
- if (predicateStr.charAt(0) != '.') {
- // target is not a leaf-list
- currentQName = toIdentity(predicateStr.substring(0, indexOfEqualityMark), element, schemaContext);
- if (currentQName == null) {
- return null;
- }
- }
- predicates.put(currentQName, predicateValue);
- }
+ for (Entry<URI, String> e: prefixes.getPrefixes()) {
+ element.setAttribute("xmlns:" + e.getValue(), e.getKey().toString());
+ }
+ element.setTextContent(str);
+ return element;
+ }
+
+ private static String getIdAndPrefixAsStr(final String pathPart) {
+ int predicateStartIndex = pathPart.indexOf('[');
+ return predicateStartIndex == -1 ? pathPart : pathPart.substring(0, predicateStartIndex);
+ }
+
+ private static PathArgument toPathArgument(final String xPathArgument, final Element element, final SchemaContext schemaContext) {
+ final QName mainQName = toIdentity(xPathArgument, element, schemaContext);
+
+ // predicates
+ final Matcher matcher = PREDICATE_PATTERN.matcher(xPathArgument);
+ final Map<QName, Object> predicates = new HashMap<>();
+ QName currentQName = mainQName;
+
+ while (matcher.find()) {
+ final String predicateStr = matcher.group(1).trim();
+ final int indexOfEqualityMark = predicateStr.indexOf('=');
+ if (indexOfEqualityMark != -1) {
+ final Object predicateValue = toPredicateValue(predicateStr.substring(indexOfEqualityMark + 1));
+ if (predicateValue == null) {
+ return null;
}
- if (predicates.isEmpty()) {
- return new YangInstanceIdentifier.NodeIdentifier(mainQName);
- } else {
- return new YangInstanceIdentifier.NodeIdentifierWithPredicates(mainQName, predicates);
+ if (predicateStr.charAt(0) != '.') {
+ // target is not a leaf-list
+ currentQName = toIdentity(predicateStr.substring(0, indexOfEqualityMark), element, schemaContext);
+ if (currentQName == null) {
+ return null;
+ }
}
+ logger.debug("Instance identifier derserialize: finding predicates of node {}", predicateValue);
+ predicates.put(currentQName, predicateValue);
+ }
+ }
+ if (predicates.isEmpty()) {
+ return new YangInstanceIdentifier.NodeIdentifier(mainQName);
+ } else {
+ return new YangInstanceIdentifier.NodeIdentifierWithPredicates(mainQName, predicates);
}
- public static QName toIdentity(final String xPathArgument, final Element element, final SchemaContext schemaContext) {
- final String xPathPartTrimmed = getIdAndPrefixAsStr(xPathArgument).trim();
- final Iterator<String> it = COLON_SPLITTER.split(xPathPartTrimmed).iterator();
+ }
- // Empty string
- if (!it.hasNext()) {
- return null;
- }
+ public static QName toIdentity(final String xPathArgument, final Element element, final SchemaContext schemaContext) {
+ final String xPathPartTrimmed = getIdAndPrefixAsStr(xPathArgument).trim();
+ final Iterator<String> it = COLON_SPLITTER.split(xPathPartTrimmed).iterator();
- final String prefix = it.next().trim();
- if (prefix.isEmpty()) {
- return null;
- }
+ // Empty string
+ if (!it.hasNext()) {
+ return null;
+ }
- // it is not "prefix:value"
- if (!it.hasNext()) {
- return null;
- }
+ final String prefix = it.next().trim();
+ if (prefix.isEmpty()) {
+ return null;
+ }
- final String identifier = it.next().trim();
- if (identifier.isEmpty()) {
- return null;
- }
+ // it is not "prefix:value"
+ if (!it.hasNext()) {
+ return null;
+ }
- URI namespace = null;
- String namespaceStr = null;
- try {
- namespaceStr = element.getAttribute("xmlns:"+prefix);
- namespace = new URI(namespaceStr);
- } catch (URISyntaxException e) {
- throw new IllegalArgumentException("It wasn't possible to convert " + namespaceStr + " to URI object.");
- } catch (NullPointerException e) {
- throw new IllegalArgumentException("I wasn't possible to get namespace for prefix " + prefix);
- }
+ final String identifier = it.next().trim();
+ if (identifier.isEmpty()) {
+ return null;
+ }
- Module module = schemaContext.findModuleByNamespaceAndRevision(namespace, null);
- return QName.create(module.getQNameModule(), identifier);
+ URI namespace = null;
+ String namespaceStr = null;
+ try {
+ namespaceStr = element.getAttribute("xmlns:"+prefix);
+ namespace = new URI(namespaceStr);
+ } catch (URISyntaxException e) {
+ throw new IllegalArgumentException("It wasn't possible to convert " + namespaceStr + " to URI object.");
+ } catch (NullPointerException e) {
+ throw new IllegalArgumentException("I wasn't possible to get namespace for prefix " + prefix);
}
- private static String trimIfEndIs(final String str, final char end) {
- final int l = str.length() - 1;
- if (str.charAt(l) != end) {
- return null;
- }
+ Module module = schemaContext.findModuleByNamespaceAndRevision(namespace, null);
+ return QName.create(module.getQNameModule(), identifier);
+ }
- return str.substring(1, l);
+ private static String trimIfEndIs(final String str, final char end) {
+ final int l = str.length() - 1;
+ if (str.charAt(l) != end) {
+ return null;
}
- private static Object toPredicateValue(final String predicatedValue) {
- final String predicatedValueTrimmed = predicatedValue.trim();
- if (predicatedValue.isEmpty()) {
- return null;
- }
- String updatedValue = null;
- switch (predicatedValueTrimmed.charAt(0)) {
- case '"':
- updatedValue = trimIfEndIs(predicatedValueTrimmed, '"');
- break;
- case '\'':
- updatedValue = trimIfEndIs(predicatedValueTrimmed, '\'');
- break;
- default:
- updatedValue = predicatedValueTrimmed;
- }
- Iterator<String> it = AT_SPLITTER.split(updatedValue).iterator();
- // Empty string
- if (!it.hasNext()) {
- return null;
- }
+ return str.substring(1, l);
+ }
- final String value = it.next().trim();
- if (value.isEmpty()) {
- return null;
- }
+ private static Object toPredicateValue(final String predicatedValue) {
+ logger.debug("Instance identifier derserialize: converting the predicate vstring to object {}", predicatedValue);
+ final String predicatedValueTrimmed = predicatedValue.trim();
+ if (predicatedValue.isEmpty()) {
+ return null;
+ }
+ String updatedValue = null;
+ switch (predicatedValueTrimmed.charAt(0)) {
+ case '"':
+ updatedValue = trimIfEndIs(predicatedValueTrimmed, '"');
+ break;
+ case '\'':
+ updatedValue = trimIfEndIs(predicatedValueTrimmed, '\'');
+ break;
+ default:
+ updatedValue = predicatedValueTrimmed;
+ }
+ Iterator<String> it = AT_SPLITTER.split(updatedValue).iterator();
+ // Empty string
+ if (!it.hasNext()) {
+ return null;
+ }
- if (!it.hasNext()) {
- return value;
- }
+ final String value = it.next().trim();
+ if (value.isEmpty()) {
+ return null;
+ }
- final String type = it.next().trim();
- if (type.isEmpty()) {
- return value;
- }
- Object predicateObject = null;
- try {
- predicateObject = Class.forName(type).getConstructor(String.class).newInstance(value);
- } catch (Exception e) {
- logger.error("Could not convert to valid type of value", e);
- }
- return predicateObject;
+ if (!it.hasNext()) {
+ return value;
+ }
+
+ final String type = it.next().trim();
+ if (type.isEmpty()) {
+ return value;
+ }
+ Object predicateObject = null;
+ try {
+ logger.debug("Instance identifier derserialize: converting the predicate value {{}}to correct object type {{}}", value, type);
+ predicateObject = Class.forName(type).getConstructor(String.class).newInstance(value);
+ } catch (Exception e) {
+ logger.error("Could not convert to valid type of value", e);
}
+ return predicateObject;
+ }
}
import static com.google.common.base.Preconditions.checkState;
public class XmlDocumentUtils {
- private static class ElementWithSchemaContext {
- Element element;
- SchemaContext schemaContext;
+ private static class ElementWithSchemaContext {
+ Element element;
+ SchemaContext schemaContext;
- ElementWithSchemaContext(final Element element,final SchemaContext schemaContext) {
- this.schemaContext = schemaContext;
- this.element = element;
- }
+ ElementWithSchemaContext(final Element element,final SchemaContext schemaContext) {
+ this.schemaContext = schemaContext;
+ this.element = element;
+ }
- Element getElement() {
- return element;
- }
+ Element getElement() {
+ return element;
+ }
- SchemaContext getSchemaContext() {
- return schemaContext;
- }
+ SchemaContext getSchemaContext() {
+ return schemaContext;
}
+ }
- public static final QName OPERATION_ATTRIBUTE_QNAME = QName.create(URI.create("urn:ietf:params:xml:ns:netconf:base:1.0"), null, "operation");
- private static final Logger logger = LoggerFactory.getLogger(XmlDocumentUtils.class);
- private static final XMLOutputFactory FACTORY = XMLOutputFactory.newFactory();
-
- /**
- * Converts Data DOM structure to XML Document for specified XML Codec Provider and corresponding
- * Data Node Container schema. The CompositeNode data parameter enters as root of Data DOM tree and will
- * be transformed to root in XML Document. Each element of Data DOM tree is compared against specified Data
- * Node Container Schema and transformed accordingly.
- *
- * @param data Data DOM root element
- * @param schema Data Node Container Schema
- * @param codecProvider XML Codec Provider
- * @return new instance of XML Document
- * @throws javax.activation.UnsupportedDataTypeException
- */
- public static Document toDocument(final CompositeNode data, final DataNodeContainer schema, final XmlCodecProvider codecProvider)
- throws UnsupportedDataTypeException {
- Preconditions.checkNotNull(data);
- Preconditions.checkNotNull(schema);
-
- if (!(schema instanceof ContainerSchemaNode || schema instanceof ListSchemaNode)) {
- throw new UnsupportedDataTypeException("Schema can be ContainerSchemaNode or ListSchemaNode. Other types are not supported yet.");
- }
+ public static final QName OPERATION_ATTRIBUTE_QNAME = QName.create(URI.create("urn:ietf:params:xml:ns:netconf:base:1.0"), null, "operation");
+ private static final Logger logger = LoggerFactory.getLogger(XmlDocumentUtils.class);
+ private static final XMLOutputFactory FACTORY = XMLOutputFactory.newFactory();
+
+ /**
+ * Converts Data DOM structure to XML Document for specified XML Codec Provider and corresponding
+ * Data Node Container schema. The CompositeNode data parameter enters as root of Data DOM tree and will
+ * be transformed to root in XML Document. Each element of Data DOM tree is compared against specified Data
+ * Node Container Schema and transformed accordingly.
+ *
+ * @param data Data DOM root element
+ * @param schema Data Node Container Schema
+ * @param codecProvider XML Codec Provider
+ * @return new instance of XML Document
+ * @throws javax.activation.UnsupportedDataTypeException
+ */
+ public static Document toDocument(final CompositeNode data, final DataNodeContainer schema, final XmlCodecProvider codecProvider)
+ throws UnsupportedDataTypeException {
+ Preconditions.checkNotNull(data);
+ Preconditions.checkNotNull(schema);
+
+ if (!(schema instanceof ContainerSchemaNode || schema instanceof ListSchemaNode)) {
+ throw new UnsupportedDataTypeException("Schema can be ContainerSchemaNode or ListSchemaNode. Other types are not supported yet.");
+ }
- final DOMResult result = new DOMResult(getDocument());
- try {
- final XMLStreamWriter writer = FACTORY.createXMLStreamWriter(result);
- XmlStreamUtils.create(codecProvider).writeDocument(writer, data, (SchemaNode)schema);
- writer.close();
- return (Document)result.getNode();
- } catch (XMLStreamException e) {
- logger.error("Failed to serialize data {}", data, e);
- return null;
- }
+ final DOMResult result = new DOMResult(getDocument());
+ try {
+ final XMLStreamWriter writer = FACTORY.createXMLStreamWriter(result);
+ XmlStreamUtils.create(codecProvider).writeDocument(writer, data, (SchemaNode)schema);
+ writer.close();
+ return (Document)result.getNode();
+ } catch (XMLStreamException e) {
+ logger.error("Failed to serialize data {}", data, e);
+ return null;
}
+ }
- public static Document getDocument() {
- DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
- Document doc = null;
- try {
- DocumentBuilder bob = dbf.newDocumentBuilder();
- doc = bob.newDocument();
- } catch (ParserConfigurationException e) {
- throw new RuntimeException(e);
- }
- return doc;
+ public static Document getDocument() {
+ DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
+ Document doc = null;
+ try {
+ DocumentBuilder bob = dbf.newDocumentBuilder();
+ doc = bob.newDocument();
+ } catch (ParserConfigurationException e) {
+ throw new RuntimeException(e);
}
+ return doc;
+ }
- public static QName qNameFromElement(final Element xmlElement) {
- String namespace = xmlElement.getNamespaceURI();
- String localName = xmlElement.getLocalName();
- return QName.create(namespace != null ? URI.create(namespace) : null, null, localName);
- }
+ public static QName qNameFromElement(final Element xmlElement) {
+ String namespace = xmlElement.getNamespaceURI();
+ String localName = xmlElement.getLocalName();
+ return QName.create(namespace != null ? URI.create(namespace) : null, null, localName);
+ }
- private static Node<?> toNodeWithSchema(final Element xmlElement, final DataSchemaNode schema, final XmlCodecProvider codecProvider,final SchemaContext schemaCtx) {
- checkQName(xmlElement, schema.getQName());
- if (schema instanceof DataNodeContainer) {
- return toCompositeNodeWithSchema(xmlElement, schema.getQName(), (DataNodeContainer) schema, codecProvider,schemaCtx);
- } else if (schema instanceof LeafSchemaNode) {
- return toSimpleNodeWithType(xmlElement, (LeafSchemaNode) schema, codecProvider,schemaCtx);
- } else if (schema instanceof LeafListSchemaNode) {
- return toSimpleNodeWithType(xmlElement, (LeafListSchemaNode) schema, codecProvider,schemaCtx);
- }
- return null;
+ private static Node<?> toNodeWithSchema(final Element xmlElement, final DataSchemaNode schema, final XmlCodecProvider codecProvider,final SchemaContext schemaCtx) {
+ checkQName(xmlElement, schema.getQName());
+ if (schema instanceof DataNodeContainer) {
+ return toCompositeNodeWithSchema(xmlElement, schema.getQName(), (DataNodeContainer) schema, schemaCtx);
+ } else if (schema instanceof LeafSchemaNode) {
+ return toSimpleNodeWithType(xmlElement, (LeafSchemaNode) schema, codecProvider,schemaCtx);
+ } else if (schema instanceof LeafListSchemaNode) {
+ return toSimpleNodeWithType(xmlElement, (LeafListSchemaNode) schema, codecProvider,schemaCtx);
}
+ return null;
+ }
- private static Node<?> toSimpleNodeWithType(final Element xmlElement, final LeafSchemaNode schema,
- final XmlCodecProvider codecProvider,final SchemaContext schemaCtx) {
- TypeDefinitionAwareCodec<? extends Object, ? extends TypeDefinition<?>> codec = codecProvider.codecFor(schema.getType());
- String text = xmlElement.getTextContent();
- Object value = null;
- if (codec != null) {
- value = codec.deserialize(text);
- }
- final TypeDefinition<?> baseType = XmlUtils.resolveBaseTypeFrom(schema.getType());
- if (baseType instanceof org.opendaylight.yangtools.yang.model.util.InstanceIdentifier) {
- value = InstanceIdentifierForXmlCodec.deserialize(xmlElement,schemaCtx);
- } else if(baseType instanceof IdentityrefTypeDefinition){
- value = InstanceIdentifierForXmlCodec.toIdentity(xmlElement.getTextContent(), xmlElement, schemaCtx);
- }
+ private static Node<?> toSimpleNodeWithType(final Element xmlElement, final LeafSchemaNode schema,
+ final XmlCodecProvider codecProvider,final SchemaContext schemaCtx) {
+ TypeDefinitionAwareCodec<? extends Object, ? extends TypeDefinition<?>> codec = codecProvider.codecFor(schema.getType());
+ String text = xmlElement.getTextContent();
+ Object value = null;
+ if (codec != null) {
+ logger.debug("toSimpleNodeWithType: found codec, deserializing text {}", text);
+ value = codec.deserialize(text);
+ }
- if (value == null) {
- value = xmlElement.getTextContent();
- }
+ final TypeDefinition<?> baseType = XmlUtils.resolveBaseTypeFrom(schema.getType());
+ if (baseType instanceof org.opendaylight.yangtools.yang.model.util.InstanceIdentifier) {
+ logger.debug("toSimpleNodeWithType: base type of node is instance identifier, deserializing element", xmlElement);
+ value = InstanceIdentifierForXmlCodec.deserialize(xmlElement,schemaCtx);
+
+ } else if(baseType instanceof IdentityrefTypeDefinition){
+ logger.debug("toSimpleNodeWithType: base type of node is IdentityrefTypeDefinition, deserializing element", xmlElement);
+ value = InstanceIdentifierForXmlCodec.toIdentity(xmlElement.getTextContent(), xmlElement, schemaCtx);
- Optional<ModifyAction> modifyAction = getModifyOperationFromAttributes(xmlElement);
- return new SimpleNodeTOImpl<>(schema.getQName(), null, value, modifyAction.orNull());
}
- private static Node<?> toSimpleNodeWithType(final Element xmlElement, final LeafListSchemaNode schema,
- final XmlCodecProvider codecProvider,final SchemaContext schemaCtx) {
- TypeDefinitionAwareCodec<? extends Object, ? extends TypeDefinition<?>> codec = codecProvider.codecFor(schema.getType());
- String text = xmlElement.getTextContent();
- Object value = null;
- if (codec != null) {
- value = codec.deserialize(text);
- }
- if (schema.getType() instanceof org.opendaylight.yangtools.yang.model.util.InstanceIdentifier) {
- value = InstanceIdentifierForXmlCodec.deserialize(xmlElement,schemaCtx);
- }
- if (value == null) {
- value = xmlElement.getTextContent();
- }
+ if (value == null) {
+ logger.debug("toSimpleNodeWithType: no type found for element, returning just the text string value of element {}", xmlElement);
+ value = xmlElement.getTextContent();
+ }
- Optional<ModifyAction> modifyAction = getModifyOperationFromAttributes(xmlElement);
- return new SimpleNodeTOImpl<>(schema.getQName(), null, value, modifyAction.orNull());
+ Optional<ModifyAction> modifyAction = getModifyOperationFromAttributes(xmlElement);
+ return new SimpleNodeTOImpl<>(schema.getQName(), null, value, modifyAction.orNull());
+ }
+
+ private static Node<?> toSimpleNodeWithType(final Element xmlElement, final LeafListSchemaNode schema,
+ final XmlCodecProvider codecProvider,final SchemaContext schemaCtx) {
+ TypeDefinitionAwareCodec<? extends Object, ? extends TypeDefinition<?>> codec = codecProvider.codecFor(schema.getType());
+ String text = xmlElement.getTextContent();
+ Object value = null;
+ if (codec != null) {
+ logger.debug("toSimpleNodeWithType: found codec, deserializing text {}", text);
+ value = codec.deserialize(text);
}
- private static Node<?> toCompositeNodeWithSchema(final Element xmlElement, final QName qName, final DataNodeContainer schema,
- final XmlCodecProvider codecProvider,final SchemaContext schemaCtx) {
- List<Node<?>> values = toDomNodes(xmlElement, Optional.fromNullable(schema.getChildNodes()),schemaCtx);
- Optional<ModifyAction> modifyAction = getModifyOperationFromAttributes(xmlElement);
- return ImmutableCompositeNode.create(qName, values, modifyAction.orNull());
+ if (schema.getType() instanceof org.opendaylight.yangtools.yang.model.util.InstanceIdentifier) {
+ logger.debug("toSimpleNodeWithType: base type of node is instance identifier, deserializing element", xmlElement);
+ value = InstanceIdentifierForXmlCodec.deserialize(xmlElement,schemaCtx);
}
- private static Optional<ModifyAction> getModifyOperationFromAttributes(final Element xmlElement) {
- Attr attributeNodeNS = xmlElement.getAttributeNodeNS(OPERATION_ATTRIBUTE_QNAME.getNamespace().toString(), OPERATION_ATTRIBUTE_QNAME.getLocalName());
- if(attributeNodeNS == null) {
- return Optional.absent();
- }
+ if (value == null) {
+ logger.debug("toSimpleNodeWithType: no type found for element, returning just the text string value of element {}", xmlElement);
+ value = xmlElement.getTextContent();
+ }
- ModifyAction action = ModifyAction.fromXmlValue(attributeNodeNS.getValue());
- Preconditions.checkArgument(action.isOnElementPermitted(), "Unexpected operation %s on %s", action, xmlElement);
+ Optional<ModifyAction> modifyAction = getModifyOperationFromAttributes(xmlElement);
+ return new SimpleNodeTOImpl<>(schema.getQName(), null, value, modifyAction.orNull());
+ }
- return Optional.of(action);
- }
+ private static Node<?> toCompositeNodeWithSchema(final Element xmlElement, final QName qName, final DataNodeContainer schema,
+ final SchemaContext schemaCtx) {
+ List<Node<?>> values = toDomNodes(xmlElement, Optional.fromNullable(schema.getChildNodes()),schemaCtx);
+ Optional<ModifyAction> modifyAction = getModifyOperationFromAttributes(xmlElement);
+ return ImmutableCompositeNode.create(qName, values, modifyAction.orNull());
+ }
- private static void checkQName(final Element xmlElement, final QName qName) {
- checkState(Objects.equal(xmlElement.getNamespaceURI(), qName.getNamespace().toString()));
- checkState(qName.getLocalName().equals(xmlElement.getLocalName()));
+ private static Optional<ModifyAction> getModifyOperationFromAttributes(final Element xmlElement) {
+ Attr attributeNodeNS = xmlElement.getAttributeNodeNS(OPERATION_ATTRIBUTE_QNAME.getNamespace().toString(), OPERATION_ATTRIBUTE_QNAME.getLocalName());
+ if(attributeNodeNS == null) {
+ return Optional.absent();
}
- public static final Optional<DataSchemaNode> findFirstSchema(final QName qname, final Collection<DataSchemaNode> dataSchemaNode) {
- if (dataSchemaNode != null && !dataSchemaNode.isEmpty() && qname != null) {
- for (DataSchemaNode dsn : dataSchemaNode) {
- if (qname.isEqualWithoutRevision(dsn.getQName())) {
- return Optional.<DataSchemaNode> of(dsn);
- } else if (dsn instanceof ChoiceNode) {
- for (ChoiceCaseNode choiceCase : ((ChoiceNode) dsn).getCases()) {
- Optional<DataSchemaNode> foundDsn = findFirstSchema(qname, choiceCase.getChildNodes());
- if (foundDsn != null && foundDsn.isPresent()) {
- return foundDsn;
- }
- }
- }
+ ModifyAction action = ModifyAction.fromXmlValue(attributeNodeNS.getValue());
+ Preconditions.checkArgument(action.isOnElementPermitted(), "Unexpected operation %s on %s", action, xmlElement);
+
+ return Optional.of(action);
+ }
+
+ private static void checkQName(final Element xmlElement, final QName qName) {
+ checkState(Objects.equal(xmlElement.getNamespaceURI(), qName.getNamespace().toString()));
+ checkState(qName.getLocalName().equals(xmlElement.getLocalName()));
+ }
+
+ public static final Optional<DataSchemaNode> findFirstSchema(final QName qname, final Collection<DataSchemaNode> dataSchemaNode) {
+ if (dataSchemaNode != null && !dataSchemaNode.isEmpty() && qname != null) {
+ for (DataSchemaNode dsn : dataSchemaNode) {
+ if (qname.isEqualWithoutRevision(dsn.getQName())) {
+ return Optional.<DataSchemaNode> of(dsn);
+ } else if (dsn instanceof ChoiceNode) {
+ for (ChoiceCaseNode choiceCase : ((ChoiceNode) dsn).getCases()) {
+ Optional<DataSchemaNode> foundDsn = findFirstSchema(qname, choiceCase.getChildNodes());
+ if (foundDsn != null && foundDsn.isPresent()) {
+ return foundDsn;
}
+ }
}
- return Optional.absent();
+ }
}
+ return Optional.absent();
+ }
private static Node<?> toDomNode(Element element) {
QName qname = qNameFromElement(element);
}
- private static final <T> List<T> forEachChild(final NodeList nodes, final SchemaContext schemaContext, final Function<ElementWithSchemaContext, Optional<T>> forBody) {
- final int l = nodes.getLength();
- if (l == 0) {
- return ImmutableList.of();
- }
+ private static final <T> List<T> forEachChild(final NodeList nodes, final SchemaContext schemaContext, final Function<ElementWithSchemaContext, Optional<T>> forBody) {
+ final int l = nodes.getLength();
+ if (l == 0) {
+ return ImmutableList.of();
+ }
- final List<T> list = new ArrayList<>(l);
- for (int i = 0; i < l; i++) {
- org.w3c.dom.Node child = nodes.item(i);
- if (child instanceof Element) {
- Optional<T> result = forBody.apply(new ElementWithSchemaContext((Element) child,schemaContext));
- if (result.isPresent()) {
- list.add(result.get());
- }
- }
+ final List<T> list = new ArrayList<>(l);
+ for (int i = 0; i < l; i++) {
+ org.w3c.dom.Node child = nodes.item(i);
+ if (child instanceof Element) {
+ Optional<T> result = forBody.apply(new ElementWithSchemaContext((Element) child,schemaContext));
+ if (result.isPresent()) {
+ list.add(result.get());
}
- return ImmutableList.copyOf(list);
+ }
}
+ return ImmutableList.copyOf(list);
+ }
- public static final XmlCodecProvider defaultValueCodecProvider() {
- return XmlUtils.DEFAULT_XML_CODEC_PROVIDER;
- }
+ public static final XmlCodecProvider defaultValueCodecProvider() {
+ return XmlUtils.DEFAULT_XML_CODEC_PROVIDER;
+ }
}
*/
@Beta
public class XmlStreamUtils {
- private static final Logger LOG = LoggerFactory.getLogger(XmlStreamUtils.class);
- private final XmlCodecProvider codecProvider;
-
- protected XmlStreamUtils(final XmlCodecProvider codecProvider) {
- this.codecProvider = Preconditions.checkNotNull(codecProvider);
+ private static final Logger LOG = LoggerFactory.getLogger(XmlStreamUtils.class);
+ private final XmlCodecProvider codecProvider;
+
+ protected XmlStreamUtils(final XmlCodecProvider codecProvider) {
+ this.codecProvider = Preconditions.checkNotNull(codecProvider);
+ }
+
+ /**
+ * Create a new instance encapsulating a particular codec provider.
+ *
+ * @param codecProvider XML codec provider
+ * @return A new instance
+ */
+ public static XmlStreamUtils create(final XmlCodecProvider codecProvider) {
+ return new XmlStreamUtils(codecProvider);
+ }
+
+ /**
+ * Check if a particular data element can be emitted as an empty element, bypassing value encoding. This
+ * functionality is optional, as valid XML stream is produced even if start/end element is produced unconditionally.
+ *
+ * @param data Data node
+ * @return True if the data node will result in empty element body.
+ */
+ public static boolean isEmptyElement(final Node<?> data) {
+ if (data == null) {
+ return true;
}
- /**
- * Create a new instance encapsulating a particular codec provider.
- *
- * @param codecProvider XML codec provider
- * @return A new instance
- */
- public static XmlStreamUtils create(final XmlCodecProvider codecProvider) {
- return new XmlStreamUtils(codecProvider);
+ if (data instanceof CompositeNode) {
+ return ((CompositeNode) data).getValue().isEmpty();
}
-
- /**
- * Check if a particular data element can be emitted as an empty element, bypassing value encoding. This
- * functionality is optional, as valid XML stream is produced even if start/end element is produced unconditionally.
- *
- * @param data Data node
- * @return True if the data node will result in empty element body.
- */
- public static boolean isEmptyElement(final Node<?> data) {
- if (data == null) {
- return true;
- }
-
- if (data instanceof CompositeNode) {
- return ((CompositeNode) data).getValue().isEmpty();
- }
- if (data instanceof SimpleNode) {
- return data.getValue() == null;
- }
-
- // Safe default
- return false;
+ if (data instanceof SimpleNode) {
+ return data.getValue() == null;
}
- /**
- * Write an InstanceIdentifier into the output stream. Calling corresponding {@link javax.xml.stream.XMLStreamWriter#writeStartElement(String)}
- * and {@link javax.xml.stream.XMLStreamWriter#writeEndElement()} is the responsibility of the caller.
- *
- * @param writer XML Stream writer
- * @param id InstanceIdentifier
- * @throws javax.xml.stream.XMLStreamException
- */
- public static void write(final @Nonnull XMLStreamWriter writer, final @Nonnull YangInstanceIdentifier id) throws XMLStreamException {
- Preconditions.checkNotNull(writer, "Writer may not be null");
- Preconditions.checkNotNull(id, "Variable should contain instance of instance identifier and can't be null");
-
- final RandomPrefix prefixes = new RandomPrefix();
- final String str = XmlUtils.encodeIdentifier(prefixes, id);
-
- for (Entry<URI, String> e: prefixes.getPrefixes()) {
- writer.writeNamespace(e.getValue(), e.getKey().toString());
- }
- writer.writeCharacters(str);
+ // Safe default
+ return false;
+ }
+
+ /**
+ * Write an InstanceIdentifier into the output stream. Calling corresponding {@link javax.xml.stream.XMLStreamWriter#writeStartElement(String)}
+ * and {@link javax.xml.stream.XMLStreamWriter#writeEndElement()} is the responsibility of the caller.
+ *
+ * @param writer XML Stream writer
+ * @param id InstanceIdentifier
+ * @throws javax.xml.stream.XMLStreamException
+ */
+ public static void write(final @Nonnull XMLStreamWriter writer, final @Nonnull YangInstanceIdentifier id) throws XMLStreamException {
+ Preconditions.checkNotNull(writer, "Writer may not be null");
+ Preconditions.checkNotNull(id, "Variable should contain instance of instance identifier and can't be null");
+ LOG.debug("Writing Instance identifier with Random prefix");
+ final RandomPrefix prefixes = new RandomPrefix();
+ final String str = XmlUtils.encodeIdentifier(prefixes, id);
+
+ for (Entry<URI, String> e: prefixes.getPrefixes()) {
+ writer.writeNamespace(e.getValue(), e.getKey().toString());
}
-
- /**
- * Write a full XML document corresponding to a CompositeNode into an XML stream writer.
- *
- * @param writer XML Stream writer
- * @param data data node
- * @param schema corresponding schema node, may be null
- * @throws javax.xml.stream.XMLStreamException if an encoding problem occurs
- */
- public void writeDocument(final @Nonnull XMLStreamWriter writer, final @Nonnull CompositeNode data, final @Nullable SchemaNode schema) throws XMLStreamException {
- // final Boolean repairing = (Boolean) writer.getProperty(XMLOutputFactory.IS_REPAIRING_NAMESPACES);
- // Preconditions.checkArgument(repairing == true, "XML Stream Writer has to be repairing namespaces");
-
- writer.writeStartDocument();
- writeElement(writer, data, schema);
- writer.writeEndDocument();
- writer.flush();
+ LOG.debug("Instance identifier with Random prefix is now {}", str);
+ writer.writeCharacters(str);
+ }
+
+ /**
+ * Write a full XML document corresponding to a CompositeNode into an XML stream writer.
+ *
+ * @param writer XML Stream writer
+ * @param data data node
+ * @param schema corresponding schema node, may be null
+ * @throws javax.xml.stream.XMLStreamException if an encoding problem occurs
+ */
+ public void writeDocument(final @Nonnull XMLStreamWriter writer, final @Nonnull CompositeNode data, final @Nullable SchemaNode schema) throws XMLStreamException {
+ // final Boolean repairing = (Boolean) writer.getProperty(XMLOutputFactory.IS_REPAIRING_NAMESPACES);
+ // Preconditions.checkArgument(repairing == true, "XML Stream Writer has to be repairing namespaces");
+
+ writer.writeStartDocument();
+ writeElement(writer, data, schema);
+ writer.writeEndDocument();
+ writer.flush();
+ }
+
+
+ /**
+ * Write an element into a XML stream writer. This includes the element start/end tags and
+ * the value of the element.
+ *
+ * @param writer XML Stream writer
+ * @param data data node
+ * @param schema Schema node
+ * @throws javax.xml.stream.XMLStreamException if an encoding problem occurs
+ */
+ public void writeElement(final XMLStreamWriter writer, final @Nonnull Node<?> data, final SchemaNode schema) throws XMLStreamException {
+ final QName qname = data.getNodeType();
+ final String pfx = qname.getPrefix() != null ? qname.getPrefix() : "";
+ final String ns = qname.getNamespace() != null ? qname.getNamespace().toString() : "";
+
+ if (isEmptyElement(data)) {
+ writer.writeEmptyElement(pfx, qname.getLocalName(), ns);
+ return;
}
+ writer.writeStartElement(pfx, qname.getLocalName(), ns);
+ if (data instanceof AttributesContainer && ((AttributesContainer) data).getAttributes() != null) {
+ for (Entry<QName, String> attribute : ((AttributesContainer) data).getAttributes().entrySet()) {
+ writer.writeAttribute(attribute.getKey().getNamespace().toString(), attribute.getKey().getLocalName(), attribute.getValue());
+ }
+ }
- /**
- * Write an element into a XML stream writer. This includes the element start/end tags and
- * the value of the element.
- *
- * @param writer XML Stream writer
- * @param data data node
- * @param schema Schema node
- * @throws javax.xml.stream.XMLStreamException if an encoding problem occurs
- */
- public void writeElement(final XMLStreamWriter writer, final @Nonnull Node<?> data, final SchemaNode schema) throws XMLStreamException {
- final QName qname = data.getNodeType();
- final String pfx = qname.getPrefix() != null ? qname.getPrefix() : "";
- final String ns = qname.getNamespace() != null ? qname.getNamespace().toString() : "";
-
- if (isEmptyElement(data)) {
- writer.writeEmptyElement(pfx, qname.getLocalName(), ns);
- return;
- }
-
- writer.writeStartElement(pfx, qname.getLocalName(), ns);
- if (data instanceof AttributesContainer && ((AttributesContainer) data).getAttributes() != null) {
- for (Entry<QName, String> attribute : ((AttributesContainer) data).getAttributes().entrySet()) {
- writer.writeAttribute(attribute.getKey().getNamespace().toString(), attribute.getKey().getLocalName(), attribute.getValue());
- }
+ if (data instanceof SimpleNode<?>) {
+ LOG.debug("writeElement : node is of type SimpleNode");
+ // Simple node
+ if (schema instanceof LeafListSchemaNode) {
+ writeValue(writer, ((LeafListSchemaNode) schema).getType(), data.getValue());
+ } else if (schema instanceof LeafSchemaNode) {
+ writeValue(writer, ((LeafSchemaNode) schema).getType(), data.getValue());
+ } else {
+ Object value = data.getValue();
+ if (value != null) {
+ writer.writeCharacters(String.valueOf(value));
}
-
- if (data instanceof SimpleNode<?>) {
- // Simple node
- if (schema instanceof LeafListSchemaNode) {
- writeValue(writer, ((LeafListSchemaNode) schema).getType(), data.getValue());
- } else if (schema instanceof LeafSchemaNode) {
- writeValue(writer, ((LeafSchemaNode) schema).getType(), data.getValue());
- } else {
- Object value = data.getValue();
- if (value != null) {
- writer.writeCharacters(String.valueOf(value));
- }
- }
- } else {
- // CompositeNode
- for (Node<?> child : ((CompositeNode) data).getValue()) {
- DataSchemaNode childSchema = null;
- if (schema instanceof DataNodeContainer) {
- childSchema = SchemaUtils.findFirstSchema(child.getNodeType(), ((DataNodeContainer) schema).getChildNodes()).orNull();
- if (LOG.isDebugEnabled()) {
- if (childSchema == null) {
- LOG.debug("Probably the data node \"{}\" does not conform to schema", child == null ? "" : child.getNodeType().getLocalName());
- }
- }
- }
-
- writeElement(writer, child, childSchema);
- }
+ }
+ } else {
+ LOG.debug("writeElement : node is of type CompositeNode");
+ // CompositeNode
+ for (Node<?> child : ((CompositeNode) data).getValue()) {
+ DataSchemaNode childSchema = null;
+ if (schema instanceof DataNodeContainer) {
+ childSchema = SchemaUtils.findFirstSchema(child.getNodeType(), ((DataNodeContainer) schema).getChildNodes()).orNull();
+ if (childSchema == null) {
+ LOG.debug("Probably the data node \"{}\" does not conform to schema", child == null ? "" : child.getNodeType().getLocalName());
+ }
}
- writer.writeEndElement();
+ writeElement(writer, child, childSchema);
+ }
}
- /**
- * Write a value into a XML stream writer. This method assumes the start and end of element is
- * emitted by the caller.
- *
- * @param writer XML Stream writer
- * @param type type definitions
- * @param value object value
- * @throws javax.xml.stream.XMLStreamException if an encoding problem occurs
- */
- public void writeValue(final @Nonnull XMLStreamWriter writer, final @Nonnull TypeDefinition<?> type, final Object value) throws XMLStreamException {
- if (value == null) {
- LOG.debug("Value of {}:{} is null, not encoding it", type.getQName().getNamespace(), type.getQName().getLocalName());
- return;
- }
-
- final TypeDefinition<?> baseType = XmlUtils.resolveBaseTypeFrom(type);
- if (baseType instanceof IdentityrefTypeDefinition) {
- write(writer, (IdentityrefTypeDefinition) baseType, value);
- } else if (baseType instanceof InstanceIdentifierTypeDefinition) {
- write(writer, (InstanceIdentifierTypeDefinition) baseType, value);
- } else {
- final TypeDefinitionAwareCodec<Object, ?> codec = codecProvider.codecFor(baseType);
- String text;
- if (codec != null) {
- try {
- text = codec.serialize(value);
- } catch (ClassCastException e) {
- LOG.error("Provided node value {} did not have type {} required by mapping. Using stream instead.", value, baseType, e);
- text = String.valueOf(value);
- }
- } else {
- LOG.error("Failed to find codec for {}, falling back to using stream", baseType);
- text = String.valueOf(value);
- }
- writer.writeCharacters(text);
- }
+ writer.writeEndElement();
+ }
+
+ /**
+ * Write a value into a XML stream writer. This method assumes the start and end of element is
+ * emitted by the caller.
+ *
+ * @param writer XML Stream writer
+ * @param type type definitions
+ * @param value object value
+ * @throws javax.xml.stream.XMLStreamException if an encoding problem occurs
+ */
+ public void writeValue(final @Nonnull XMLStreamWriter writer, final @Nonnull TypeDefinition<?> type, final Object value) throws XMLStreamException {
+ if (value == null) {
+ LOG.debug("Value of {}:{} is null, not encoding it", type.getQName().getNamespace(), type.getQName().getLocalName());
+ return;
}
- private static void write(final @Nonnull XMLStreamWriter writer, final @Nonnull IdentityrefTypeDefinition type, final @Nonnull Object value) throws XMLStreamException {
- if (value instanceof QName) {
- final QName qname = (QName) value;
- final String prefix;
- if (qname.getPrefix() != null && !qname.getPrefix().isEmpty()) {
- prefix = qname.getPrefix();
- } else {
- prefix = "x";
- }
-
- writer.writeNamespace(prefix, qname.getNamespace().toString());
- writer.writeCharacters(prefix + ':' + qname.getLocalName());
- } else {
- LOG.debug("Value of {}:{} is not a QName but {}", type.getQName().getNamespace(), type.getQName().getLocalName(), value.getClass());
- writer.writeCharacters(String.valueOf(value));
+ final TypeDefinition<?> baseType = XmlUtils.resolveBaseTypeFrom(type);
+ if (baseType instanceof IdentityrefTypeDefinition) {
+ write(writer, (IdentityrefTypeDefinition) baseType, value);
+ } else if (baseType instanceof InstanceIdentifierTypeDefinition) {
+ write(writer, (InstanceIdentifierTypeDefinition) baseType, value);
+ } else {
+ final TypeDefinitionAwareCodec<Object, ?> codec = codecProvider.codecFor(baseType);
+ String text;
+ if (codec != null) {
+ try {
+ text = codec.serialize(value);
+ } catch (ClassCastException e) {
+ LOG.error("Provided node value {} did not have type {} required by mapping. Using stream instead.", value, baseType, e);
+ text = String.valueOf(value);
}
+ } else {
+ LOG.error("Failed to find codec for {}, falling back to using stream", baseType);
+ text = String.valueOf(value);
+ }
+ writer.writeCharacters(text);
}
-
- private static void write(final @Nonnull XMLStreamWriter writer, final @Nonnull InstanceIdentifierTypeDefinition type, final @Nonnull Object value) throws XMLStreamException {
- if (value instanceof YangInstanceIdentifier) {
- write(writer, (YangInstanceIdentifier)value);
- } else {
- LOG.debug("Value of {}:{} is not an InstanceIdentifier but {}", type.getQName().getNamespace(), type.getQName().getLocalName(), value.getClass());
- writer.writeCharacters(String.valueOf(value));
- }
+ }
+
+ private static void write(final @Nonnull XMLStreamWriter writer, final @Nonnull IdentityrefTypeDefinition type, final @Nonnull Object value) throws XMLStreamException {
+ if (value instanceof QName) {
+ final QName qname = (QName) value;
+ final String prefix;
+ if (qname.getPrefix() != null && !qname.getPrefix().isEmpty()) {
+ prefix = qname.getPrefix();
+ } else {
+ prefix = "x";
+ }
+
+ writer.writeNamespace(prefix, qname.getNamespace().toString());
+ writer.writeCharacters(prefix + ':' + qname.getLocalName());
+ } else {
+ LOG.debug("Value of {}:{} is not a QName but {}", type.getQName().getNamespace(), type.getQName().getLocalName(), value.getClass());
+ writer.writeCharacters(String.valueOf(value));
+ }
+ }
+
+ private static void write(final @Nonnull XMLStreamWriter writer, final @Nonnull InstanceIdentifierTypeDefinition type, final @Nonnull Object value) throws XMLStreamException {
+ if (value instanceof YangInstanceIdentifier) {
+ LOG.debug("Writing InstanceIdentifier object {}", value);
+ write(writer, (YangInstanceIdentifier)value);
+ } else {
+ LOG.debug("Value of {}:{} is not an InstanceIdentifier but {}", type.getQName().getNamespace(), type.getQName().getLocalName(), value.getClass());
+ writer.writeCharacters(String.valueOf(value));
}
+ }
}
import org.slf4j.LoggerFactory;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
+import org.w3c.dom.NodeList;
import org.xml.sax.SAXException;
import javax.activation.UnsupportedDataTypeException;
*/
public class XmlUtils {
- public static final XmlCodecProvider DEFAULT_XML_CODEC_PROVIDER = new XmlCodecProvider() {
- @Override
- public TypeDefinitionAwareCodec<Object, ? extends TypeDefinition<?>> codecFor(final TypeDefinition<?> baseType) {
- return TypeDefinitionAwareCodec.from(baseType);
- }
- };
-
- private XmlUtils() {
+ public static final XmlCodecProvider DEFAULT_XML_CODEC_PROVIDER = new XmlCodecProvider() {
+ @Override
+ public TypeDefinitionAwareCodec<Object, ? extends TypeDefinition<?>> codecFor(final TypeDefinition<?> baseType) {
+ return TypeDefinitionAwareCodec.from(baseType);
}
+ };
+
+ private XmlUtils() {
+ }
+
+ private static final String BLANK = "";
private static final Logger LOG = LoggerFactory.getLogger(XmlUtils.class);
+ /**
+ * Converts the composite node to xml using rpc input schema node
+ * @param cNode
+ * @param schemaContext
+ * @return xml String
+ */
public static String inputCompositeNodeToXml(CompositeNode cNode, SchemaContext schemaContext){
- if (cNode == null) return new String();
+ LOG.debug("Converting input composite node to xml {}", cNode);
+ if (cNode == null) return BLANK;
+
+ if(schemaContext == null) return BLANK;
Document domTree = null;
try {
Set<RpcDefinition> rpcs = schemaContext.getOperations();
for(RpcDefinition rpc : rpcs) {
if(rpc.getQName().equals(cNode.getNodeType())){
+ LOG.debug("Found the rpc definition from schema context matching with input composite node {}", rpc.getQName());
+
CompositeNode inputContainer = cNode.getFirstCompositeByName(QName.create(cNode.getNodeType(), "input"));
domTree = XmlDocumentUtils.toDocument(inputContainer, rpc.getInput(), XmlDocumentUtils.defaultValueCodecProvider());
+
+ LOG.debug("input composite node to document conversion complete, document is {}", domTree);
break;
}
}
return domTransformer(domTree);
}
+ /**
+ * Converts the composite node to xml String using rpc output schema node
+ * @param cNode
+ * @param schemaContext
+ * @return xml string
+ */
public static String outputCompositeNodeToXml(CompositeNode cNode, SchemaContext schemaContext){
- if (cNode == null) return new String();
+ LOG.debug("Converting output composite node to xml {}", cNode);
+ if (cNode == null) return BLANK;
+
+ if(schemaContext == null) return BLANK;
Document domTree = null;
try {
Set<RpcDefinition> rpcs = schemaContext.getOperations();
for(RpcDefinition rpc : rpcs) {
if(rpc.getQName().equals(cNode.getNodeType())){
- domTree = XmlDocumentUtils.toDocument(cNode, rpc.getOutput(), XmlDocumentUtils.defaultValueCodecProvider());
+ LOG.debug("Found the rpc definition from schema context matching with output composite node {}", rpc.getQName());
+
+ CompositeNode outputContainer = cNode.getFirstCompositeByName(QName.create(cNode.getNodeType(), "output"));
+ domTree = XmlDocumentUtils.toDocument(outputContainer, rpc.getOutput(), XmlDocumentUtils.defaultValueCodecProvider());
+
+ LOG.debug("output composite node to document conversion complete, document is {}", domTree);
break;
}
}
LOG.error("Error during translation of Document to OutputStream", e);
}
- LOG.debug("compositeNodeToXml " + writer.toString());
+ LOG.debug("Document to string conversion complete, xml string is {} ", writer.toString());
return writer.toString();
}
return (CompositeNode) dataTree;
}
+ /**
+ * Converts the xml to composite node using rpc input schema node
+ * @param rpc
+ * @param xml
+ * @param schemaContext
+ * @return CompositeNode object based on the input, if any of the input parameter is null, a null object is returned
+ */
public static CompositeNode inputXmlToCompositeNode(QName rpc, String xml, SchemaContext schemaContext){
+ LOG.debug("Converting input xml to composite node {}", xml);
if (xml==null || xml.length()==0) return null;
+ if(rpc == null) return null;
+
+ if(schemaContext == null) return null;
+
CompositeNode compositeNode = null;
try {
Document doc = XmlUtil.readXmlToDocument(xml);
- LOG.debug("xmlToCompositeNode Document is " + xml );
Set<RpcDefinition> rpcs = schemaContext.getOperations();
for(RpcDefinition rpcDef : rpcs) {
if(rpcDef.getQName().equals(rpc)){
+ LOG.debug("found the rpc definition from schema context matching rpc {}", rpc);
+
+ if(rpcDef.getInput() == null) {
+ LOG.warn("found rpc definition's input is null");
+ return null;
+ }
+
QName input = rpcDef.getInput().getQName();
- Element xmlData = (Element) doc.getElementsByTagNameNS(input.getNamespace().toString(), "input").item(0);
+ NodeList nodeList = doc.getElementsByTagNameNS(input.getNamespace().toString(), "input");
+ if(nodeList == null || nodeList.getLength() < 1) {
+ LOG.warn("xml does not have input entry. {}", xml);
+ return null;
+ }
+ Element xmlData = (Element)nodeList.item(0);
+
List<Node<?>> dataNodes = XmlDocumentUtils.toDomNodes(xmlData,
Optional.of(rpcDef.getInput().getChildNodes()), schemaContext);
+
+ LOG.debug("Converted xml input to list of nodes {}", dataNodes);
+
final CompositeNodeBuilder<ImmutableCompositeNode> it = ImmutableCompositeNode.builder();
it.setQName(input);
it.add(ImmutableCompositeNode.create(input, dataNodes));
LOG.error("Error during building data tree from XML", e);
}
- LOG.debug("xmlToCompositeNode " + compositeNode.toString());
+ LOG.debug("Xml to composite node conversion complete {} ", compositeNode);
return compositeNode;
}
- public static TypeDefinition<?> resolveBaseTypeFrom(final @Nonnull TypeDefinition<?> type) {
- TypeDefinition<?> superType = type;
- while (superType.getBaseType() != null) {
- superType = superType.getBaseType();
- }
- return superType;
+ public static TypeDefinition<?> resolveBaseTypeFrom(final @Nonnull TypeDefinition<?> type) {
+ TypeDefinition<?> superType = type;
+ while (superType.getBaseType() != null) {
+ superType = superType.getBaseType();
}
+ return superType;
+ }
- static String encodeIdentifier(final RandomPrefix prefixes, final YangInstanceIdentifier id) {
- StringBuilder textContent = new StringBuilder();
- for (PathArgument pathArgument : id.getPathArguments()) {
- textContent.append('/');
- textContent.append(prefixes.encodeQName(pathArgument.getNodeType()));
- if (pathArgument instanceof NodeIdentifierWithPredicates) {
- Map<QName, Object> predicates = ((NodeIdentifierWithPredicates) pathArgument).getKeyValues();
-
- for (QName keyValue : predicates.keySet()) {
- Object value = predicates.get(keyValue);
- String type = value.getClass().getName();
- String predicateValue = String.valueOf(value);
- textContent.append('[');
- textContent.append(prefixes.encodeQName(keyValue));
- textContent.append("='");
- textContent.append(predicateValue);
- textContent.append("@");
- textContent.append(type);
- textContent.append("']");
- }
- } else if (pathArgument instanceof NodeWithValue) {
- textContent.append("[.='");
- textContent.append(((NodeWithValue) pathArgument).getValue());
- textContent.append("']");
- }
- }
+ /**
+ * This code is picked from yangtools and modified to add type of instance identifier
+ * output of instance identifier something like below for a flow ref composite node of type instance identifier,
+ * which has path arguments with predicates, whose value is of type java.lang.short
+ * <flow-ref xmlns:bgkj="urn:opendaylight:flow:inventory" xmlns:jdlk="urn:opendaylight:inventory">
+ * /jdlk:nodes/jdlk:node[jdlk:id='openflow:205558455098190@java.lang.String']
+ * /bgkj:table[bgkj:id='3@java.lang.Short']
+ * /bgkj:flow[bgkj:id='156@java.lang.String']
+ * </flow-ref>
+ *
+ */
+
+ public static String encodeIdentifier(final RandomPrefix prefixes, final YangInstanceIdentifier id) {
+ StringBuilder textContent = new StringBuilder();
+ for (PathArgument pathArgument : id.getPathArguments()) {
+ textContent.append('/');
+ textContent.append(prefixes.encodeQName(pathArgument.getNodeType()));
+ if (pathArgument instanceof NodeIdentifierWithPredicates) {
+ Map<QName, Object> predicates = ((NodeIdentifierWithPredicates) pathArgument).getKeyValues();
- return textContent.toString();
+ for (QName keyValue : predicates.keySet()) {
+ Object value = predicates.get(keyValue);
+ String type = value.getClass().getName();
+ String predicateValue = String.valueOf(value);
+ textContent.append('[');
+ textContent.append(prefixes.encodeQName(keyValue));
+ textContent.append("='");
+ textContent.append(predicateValue);
+ textContent.append("@");
+ textContent.append(type);
+ textContent.append("']");
+ }
+ } else if (pathArgument instanceof NodeWithValue) {
+ textContent.append("[.='");
+ textContent.append(((NodeWithValue) pathArgument).getValue());
+ textContent.append("']");
+ }
}
+
+ return textContent.toString();
+ }
}
import junit.framework.Assert;
import org.junit.Before;
import org.junit.Test;
+import org.opendaylight.yangtools.yang.common.QName;
import org.opendaylight.yangtools.yang.data.api.CompositeNode;
+import org.opendaylight.yangtools.yang.data.api.ModifyAction;
+import org.opendaylight.yangtools.yang.data.api.Node;
import org.opendaylight.yangtools.yang.data.api.SimpleNode;
import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
+import org.opendaylight.yangtools.yang.data.impl.ImmutableCompositeNode;
import org.opendaylight.yangtools.yang.model.api.Module;
import org.opendaylight.yangtools.yang.model.api.RpcDefinition;
import org.opendaylight.yangtools.yang.model.api.SchemaContext;
import java.io.IOException;
import java.io.InputStream;
+import java.util.ArrayList;
import java.util.Iterator;
+import java.util.List;
public class XmlUtilsTest {
private SchemaContext schema;
private RpcDefinition testRpc;
- public static final String XML_CONTENT = "<input xmlns=\"urn:opendaylight:controller:rpc:test\">" +
+ public static final String XML_CONTENT = "<add-flow xmlns=\"urn:opendaylight:controller:rpc:test\"><input xmlns=\"urn:opendaylight:controller:rpc:test\">" +
"<id>flowid</id>" +
"<flow xmlns:ltha=\"urn:opendaylight:controller:rpc:test\">/ltha:node/ltha:node1[ltha:id='3@java.lang.Short']</flow>" +
- "</input>";
+ "</input></add-flow>";
@Before
public void setUp() throws Exception {
testRpc = rpcTestModule.getRpcs().iterator().next();
}
+ @Test
+ public void testNullInputXmlToComposite() {
+ CompositeNode node = XmlUtils.inputXmlToCompositeNode(testRpc.getQName(), null, schema);
+ Assert.assertNull(node);
+ }
+
+ @Test
+ public void testNullRpcXmlToComposite() {
+ CompositeNode node = XmlUtils.inputXmlToCompositeNode(null, XML_CONTENT, schema);
+ Assert.assertNull(node);
+ }
+
@Test
public void testInputXmlToCompositeNode() {
CompositeNode node = XmlUtils.inputXmlToCompositeNode(testRpc.getQName(), XML_CONTENT, schema);
Assert.assertEquals(expected, value);
}
+ @Test
+ public void testInputCompositeNodeToXML() {
+ CompositeNode input = XmlUtils.inputXmlToCompositeNode(testRpc.getQName(), XML_CONTENT, schema);
+ List<Node<?>> childNodes = new ArrayList();
+ childNodes.add(input);
+ QName rpcQName = schema.getOperations().iterator().next().getQName();
+ CompositeNode node = new ImmutableCompositeNode(rpcQName, input.getValue(), ModifyAction.REPLACE);
+ String xml = XmlUtils.inputCompositeNodeToXml(node, schema);
+ Assert.assertNotNull(xml);
+ Assert.assertTrue(xml.contains("3@java.lang.Short"));
+ }
+
+ @Test
+ public void testNullCompositeNodeToXml(){
+ String xml = XmlUtils.inputCompositeNodeToXml(null, schema);
+ Assert.assertTrue(xml.isEmpty());
+ }
+
+ @Test
+ public void testNullSchemaCompositeNodeToXml(){
+ String xml = XmlUtils.inputCompositeNodeToXml(new ImmutableCompositeNode(QName.create("ns", "2013-12-09", "child1"), new ArrayList<Node<?>>(), ModifyAction.REPLACE), null);
+ Assert.assertTrue(xml.isEmpty());
+ }
+
}