opendaylight/config/config-manager-facade-xml/src/main/java/org/opendaylight/controller/config/facade/xml/mapping/attributes/resolving/ObjectNameAttributeResolvingStrategy.java

   1 /*
   2  * Copyright (c) 2015, 2017 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.mapping.attributes.resolving;
  10
  11 import com.google.common.base.Optional;
  12 import javax.management.ObjectName;
  13 import javax.management.openmbean.SimpleType;
  14 import org.opendaylight.controller.config.facade.xml.mapping.attributes.mapping.ObjectNameAttributeMappingStrategy;
  15 import org.opendaylight.controller.config.facade.xml.mapping.config.ServiceRegistryWrapper;
  16 import org.opendaylight.controller.config.facade.xml.util.Util;
  17 import org.slf4j.Logger;
  18 import org.slf4j.LoggerFactory;
  19
  20 public class ObjectNameAttributeResolvingStrategy
  21         extends AbstractAttributeResolvingStrategy<ObjectName, SimpleType<?>> {
  22
  23     private final ServiceRegistryWrapper serviceTracker;
  24     private static final Logger LOG = LoggerFactory.getLogger(ObjectNameAttributeResolvingStrategy.class);
  25
  26     ObjectNameAttributeResolvingStrategy(final ServiceRegistryWrapper serviceTracker) {
  27         super(SimpleType.OBJECTNAME);
  28         this.serviceTracker = serviceTracker;
  29     }
  30
  31     @Override
  32     public Optional<ObjectName> parseAttribute(final String attrName, final Object value) {
  33         if (value == null) {
  34             return Optional.absent();
  35         }
  36
  37         Util.checkType(value, ObjectNameAttributeMappingStrategy.MappedDependency.class);
  38
  39         ObjectNameAttributeMappingStrategy.MappedDependency mappedDep =
  40                 (ObjectNameAttributeMappingStrategy.MappedDependency) value;
  41         String serviceName = mappedDep.getServiceName();
  42         String refName = mappedDep.getRefName();
  43         String namespace = mappedDep.getNamespace();
  44         LOG.trace("Getting service instance by service name {} : {} and ref name {}", namespace, serviceName, refName);
  45
  46         ObjectName on = serviceTracker.getByServiceAndRefName(namespace, serviceName, refName);
  47
  48         LOG.debug("Attribute {} : {} parsed to type {}", attrName, value, getOpenType());
  49         return Optional.of(on);
  50     }
  51 }