2 * Copyright (c) 2013 Cisco Systems, Inc. and others. All rights reserved.
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
8 package org.opendaylight.controller.netconf.confignetconfconnector.mapping.config;
10 import com.google.common.annotations.VisibleForTesting;
11 import com.google.common.base.Preconditions;
12 import com.google.common.collect.Maps;
13 import com.google.common.collect.Sets;
14 import org.opendaylight.controller.config.api.ServiceReferenceReadableRegistry;
15 import org.opendaylight.yangtools.yang.common.QName;
17 import javax.management.InstanceNotFoundException;
18 import javax.management.ObjectName;
19 import java.util.Collection;
20 import java.util.Collections;
24 public class ServiceRegistryWrapper {
26 private ServiceReferenceReadableRegistry configServiceRefRegistry;
28 private long suffix = 1;
30 public ServiceRegistryWrapper(ServiceReferenceReadableRegistry configServiceRefRegistry) {
31 this.configServiceRefRegistry = configServiceRefRegistry;
35 public boolean hasRefName(String namespace, String serviceName, ObjectName on) {
36 String qname = configServiceRefRegistry.getServiceInterfaceName(namespace, serviceName);
37 Map<String, ObjectName> forQName = configServiceRefRegistry.getServiceMapping().get(qname);
38 if(forQName==null) return false;
39 return forQName.values().contains(on);
42 public ObjectName getByServiceAndRefName(String namespace, String serviceName, String refName) {
43 Map<String, Map<String, String>> serviceNameToRefNameToInstance = getMappedServices().get(namespace);
45 Preconditions.checkArgument(serviceNameToRefNameToInstance != null, "No serviceInstances mapped to " + namespace);
47 Map<String, String> refNameToInstance = serviceNameToRefNameToInstance.get(serviceName);
48 Preconditions.checkArgument(refNameToInstance != null, "No serviceInstances mapped to " + serviceName + " , "
49 + serviceNameToRefNameToInstance.keySet());
51 String instanceId = refNameToInstance.get(refName);
52 Preconditions.checkArgument(instanceId != null, "No serviceInstances mapped to " + serviceName + ":"
53 + refName + ", " + serviceNameToRefNameToInstance.keySet());
55 Services.ServiceInstance serviceInstance = Services.ServiceInstance.fromString(instanceId);
56 Preconditions.checkArgument(serviceInstance != null, "No serviceInstance mapped to " + refName
57 + " under service name " + serviceName + " , " + refNameToInstance.keySet());
59 String qNameOfService = configServiceRefRegistry.getServiceInterfaceName(namespace, serviceName);
61 return configServiceRefRegistry.getServiceReference(qNameOfService, refName);
62 } catch (InstanceNotFoundException e) {
63 throw new IllegalArgumentException("No serviceInstance mapped to " + refName
64 + " under service name " + serviceName + " , " + refNameToInstance.keySet(), e);
69 public Map<String, Map<String, Map<String, String>>> getMappedServices() {
70 Map<String, Map<String, Map<String, String>>> retVal = Maps.newHashMap();
72 Map<String, Map<String, ObjectName>> serviceMapping = configServiceRefRegistry.getServiceMapping();
73 for (String serviceQName : serviceMapping.keySet())
74 for (String refName : serviceMapping.get(serviceQName).keySet()) {
76 ObjectName on = serviceMapping.get(serviceQName).get(refName);
77 Services.ServiceInstance si = Services.ServiceInstance.fromObjectName(on);
79 QName qname = QName.create(serviceQName);
80 String namespace = qname.getNamespace().toString();
81 Map<String, Map<String, String>> serviceToRefs = retVal.get(namespace);
82 if(serviceToRefs==null) {
83 serviceToRefs = Maps.newHashMap();
84 retVal.put(namespace, serviceToRefs);
87 String localName = qname.getLocalName();
88 Map<String, String> refsToSis = serviceToRefs.get(localName);
90 refsToSis = Maps.newHashMap();
91 serviceToRefs.put(localName, refsToSis);
94 Preconditions.checkState(refsToSis.containsKey(refName) == false,
95 "Duplicate reference name %s for service %s:%s, now for instance %s", refName, namespace,
97 refsToSis.put(refName, si.toString());
104 public String getNewDefaultRefName(String namespace, String serviceName, String moduleName, String instanceName) {
106 refName = "ref_" + instanceName;
108 Map<String, Map<String, String>> serviceNameToRefNameToInstance = getMappedServices().get(namespace);
110 Map<String, String> refNameToInstance;
111 if(serviceNameToRefNameToInstance == null || serviceNameToRefNameToInstance.containsKey(serviceName) == false) {
112 refNameToInstance = Collections.emptyMap();
114 refNameToInstance = serviceNameToRefNameToInstance.get(serviceName);
116 final Set<String> refNamesAsSet = toSet(refNameToInstance.keySet());
117 if (refNamesAsSet.contains(refName)) {
118 refName = findAvailableRefName(refName, refNamesAsSet);
125 private Set<String> toSet(Collection<String> values) {
126 Set<String> refNamesAsSet = Sets.newHashSet();
128 for (String refName : values) {
129 boolean resultAdd = refNamesAsSet.add(refName);
130 Preconditions.checkState(resultAdd,
131 "Error occurred building services element, reference name {} was present twice", refName);
134 return refNamesAsSet;
137 private String findAvailableRefName(String refName, Set<String> refNamesAsSet) {
138 String intitialRefName = refName;
141 refName = intitialRefName + "_" + suffix++;
142 if (refNamesAsSet.contains(refName) == false)