opendaylight/config/config-manager-facade-xml/src/main/java/org/opendaylight/controller/config/facade/xml/strategy/MissingInstanceHandlingStrategy.java

   1 /*
   2  * Copyright (c) 2015 Cisco Systems, Inc. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8
   9 package org.opendaylight.controller.config.facade.xml.strategy;
  10
  11 import java.util.Map;
  12 import javax.management.InstanceAlreadyExistsException;
  13 import javax.management.ObjectName;
  14 import org.opendaylight.controller.config.facade.xml.exception.ConfigHandlingException;
  15 import org.opendaylight.controller.config.facade.xml.mapping.attributes.fromxml.AttributeConfigElement;
  16 import org.opendaylight.controller.config.facade.xml.mapping.config.ServiceRegistryWrapper;
  17 import org.opendaylight.controller.config.util.ConfigTransactionClient;
  18 import org.opendaylight.controller.config.util.xml.DocumentedException;
  19 import org.slf4j.Logger;
  20 import org.slf4j.LoggerFactory;
  21
  22 public class MissingInstanceHandlingStrategy extends AbstractEditConfigStrategy {
  23
  24     private static final Logger LOG = LoggerFactory.getLogger(MissingInstanceHandlingStrategy.class);
  25
  26     @Override
  27     void handleMissingInstance(Map<String, AttributeConfigElement> configuration, ConfigTransactionClient ta,
  28             String module, String instance, ServiceRegistryWrapper services) throws ConfigHandlingException {
  29         try {
  30             ObjectName on = ta.createModule(module, instance);
  31             LOG.trace("New instance for {} {} created under name {}", module, instance, on);
  32         } catch (InstanceAlreadyExistsException e1) {
  33             throw new ConfigHandlingException(String.format("Unable to create instance for %s : %s.", module, instance),
  34                     DocumentedException.ErrorType.APPLICATION,
  35                     DocumentedException.ErrorTag.OPERATION_FAILED,
  36                     DocumentedException.ErrorSeverity.ERROR);
  37         }
  38     }
  39
  40     @Override
  41     void executeStrategy(Map<String, AttributeConfigElement> configuration, ConfigTransactionClient ta,
  42             ObjectName objectName, ServiceRegistryWrapper services) {
  43     }
  44 }