*/
package org.opendaylight.controller.netconf.impl.osgi;
-import java.util.Collections;
-import java.util.HashSet;
-import java.util.Iterator;
-import java.util.LinkedList;
-import java.util.Set;
-import java.util.TreeMap;
-import java.util.TreeSet;
-
+import com.google.common.base.Preconditions;
+import com.google.common.collect.Maps;
+import com.google.common.collect.Sets;
import org.opendaylight.controller.netconf.api.NetconfDocumentedException;
import org.opendaylight.controller.netconf.api.NetconfOperationRouter;
import org.opendaylight.controller.netconf.api.NetconfSession;
import org.slf4j.LoggerFactory;
import org.w3c.dom.Document;
-import com.google.common.base.Preconditions;
-import com.google.common.collect.Maps;
-import com.google.common.collect.Sets;
+import java.util.Collections;
+import java.util.HashSet;
+import java.util.Iterator;
+import java.util.LinkedList;
+import java.util.Map;
+import java.util.Set;
+import java.util.TreeMap;
+import java.util.TreeSet;
public class NetconfOperationRouterImpl implements NetconfOperationRouter {
@Override
public synchronized Document onNetconfMessage(Document message,
NetconfSession session) throws NetconfDocumentedException {
- NetconfOperationExecution netconfOperationExecution = getNetconfOperationWithHighestPriority(
- message, session);
- logger.debug("Forwarding netconf message {} to {}", XmlUtil.toString(message),
+ NetconfOperationExecution netconfOperationExecution = null;
+
+ String messageAsString = XmlUtil.toString(message);
+
+ try {
+ netconfOperationExecution = getNetconfOperationWithHighestPriority(message, session);
+ } catch (IllegalArgumentException | IllegalStateException e) {
+ logger.warn("Unable to handle rpc {} on session {}", messageAsString, session, e);
+
+ String errorMessage = String.format("Unable to handle rpc %s on session %s", messageAsString, session);
+ Map<String, String> errorInfo = Maps.newHashMap();
+
+ NetconfDocumentedException.ErrorTag tag = null;
+ if (e instanceof IllegalArgumentException) {
+ errorInfo.put(NetconfDocumentedException.ErrorTag.operation_not_supported.toString(), e.getMessage());
+ tag = NetconfDocumentedException.ErrorTag.operation_not_supported;
+ } else if (e instanceof IllegalStateException) {
+ errorInfo.put(NetconfDocumentedException.ErrorTag.operation_failed.toString(), e.getMessage());
+ tag = NetconfDocumentedException.ErrorTag.operation_failed;
+ }
+
+ throw new NetconfDocumentedException(errorMessage, e, NetconfDocumentedException.ErrorType.application,
+ tag, NetconfDocumentedException.ErrorSeverity.error, errorInfo);
+ } catch (RuntimeException e) {
+ throw handleUnexpectedEx("Unexpected exception during netconf operation sort", e);
+ }
+
+ try {
+ return executeOperationWithHighestPriority(message, netconfOperationExecution, messageAsString);
+ } catch (RuntimeException e) {
+ throw handleUnexpectedEx("Unexpected exception during netconf operation execution", e);
+ }
+ }
+
+ private NetconfDocumentedException handleUnexpectedEx(String s, Exception e) throws NetconfDocumentedException {
+ logger.error(s, e);
+
+ Map<String, String> info = Maps.newHashMap();
+ info.put(NetconfDocumentedException.ErrorSeverity.error.toString(), e.toString());
+ return new NetconfDocumentedException("Unexpected error",
+ NetconfDocumentedException.ErrorType.application,
+ NetconfDocumentedException.ErrorTag.operation_failed,
+ NetconfDocumentedException.ErrorSeverity.error, info);
+ }
+
+ private Document executeOperationWithHighestPriority(Document message, NetconfOperationExecution netconfOperationExecution, String messageAsString) throws NetconfDocumentedException {
+ logger.debug("Forwarding netconf message {} to {}", messageAsString,
netconfOperationExecution.operationWithHighestPriority);
final LinkedList<NetconfOperationFilterChain> chain = new LinkedList<>();
TreeMap<HandlingPriority, Set<NetconfOperation>> sortedPriority = getSortedNetconfOperationsWithCanHandle(
message, session);
- Preconditions.checkState(sortedPriority.isEmpty() == false, "No %s available to handle message %s",
+ Preconditions.checkArgument(sortedPriority.isEmpty() == false, "No %s available to handle message %s",
NetconfOperation.class.getName(), XmlUtil.toString(message));
HandlingPriority highestFoundPriority = sortedPriority.lastKey();