1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
|
/*
* ============LICENSE_START=======================================================
* Copyright (C) 2023 Nordix Foundation
* ================================================================================
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* SPDX-License-Identifier: Apache-2.0
* ============LICENSE_END=========================================================
*/
package org.onap.cps.ncmp.api.impl.event.avc;
import java.util.Collection;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Objects;
import java.util.stream.Collectors;
import lombok.RequiredArgsConstructor;
import lombok.extern.slf4j.Slf4j;
import org.onap.cps.ncmp.api.impl.event.EventsPublisher;
import org.onap.cps.ncmp.api.impl.operations.RequiredDmiService;
import org.onap.cps.ncmp.api.impl.yangmodels.YangModelCmHandle;
import org.onap.cps.ncmp.api.inventory.InventoryPersistence;
import org.onap.cps.ncmp.event.model.SubscriptionEvent;
import org.onap.cps.spi.exceptions.OperationNotYetSupportedException;
import org.springframework.stereotype.Component;
@Component
@Slf4j
@RequiredArgsConstructor
public class SubscriptionEventForwarder {
private final InventoryPersistence inventoryPersistence;
private final EventsPublisher<SubscriptionEvent> eventsPublisher;
private static final String DMI_AVC_SUBSCRIPTION_TOPIC_PREFIX = "ncmp-dmi-cm-avc-subscription-";
/**
* Forward subscription event.
*
* @param subscriptionEvent the event to be forwarded
*/
public void forwardCreateSubscriptionEvent(final SubscriptionEvent subscriptionEvent) {
final List<Object> cmHandleTargets = subscriptionEvent.getEvent().getPredicates().getTargets();
if (cmHandleTargets == null || cmHandleTargets.isEmpty()
|| cmHandleTargets.stream().anyMatch(id -> ((String) id).contains("*"))) {
throw new OperationNotYetSupportedException(
"CMHandle targets are required. \"Wildcard\" operations are not yet supported");
}
final List<String> cmHandleTargetsAsStrings = cmHandleTargets.stream().map(
Objects::toString).collect(Collectors.toList());
final Collection<YangModelCmHandle> yangModelCmHandles =
inventoryPersistence.getYangModelCmHandles(cmHandleTargetsAsStrings);
final Map<String, Map<String, Map<String, String>>> dmiNameCmHandleMap =
organizeByDmiName(yangModelCmHandles);
dmiNameCmHandleMap.forEach((dmiName, cmHandlePropertiesMap) -> {
subscriptionEvent.getEvent().getPredicates().setTargets(Collections.singletonList(cmHandlePropertiesMap));
final String eventKey = createEventKey(subscriptionEvent, dmiName);
eventsPublisher.publishEvent(DMI_AVC_SUBSCRIPTION_TOPIC_PREFIX + dmiName, eventKey, subscriptionEvent);
});
}
private Map<String, Map<String, Map<String, String>>> organizeByDmiName(
final Collection<YangModelCmHandle> yangModelCmHandles) {
final Map<String, Map<String, Map<String, String>>> dmiNameCmHandlePropertiesMap = new HashMap<>();
yangModelCmHandles.forEach(cmHandle -> {
final String dmiName = cmHandle.resolveDmiServiceName(RequiredDmiService.DATA);
if (!dmiNameCmHandlePropertiesMap.containsKey(dmiName)) {
final Map<String, Map<String, String>> cmHandleDmiPropertiesMap = new HashMap<>();
cmHandleDmiPropertiesMap.put(cmHandle.getId(), dmiPropertiesAsMap(cmHandle));
dmiNameCmHandlePropertiesMap.put(cmHandle.getDmiDataServiceName(), cmHandleDmiPropertiesMap);
} else {
dmiNameCmHandlePropertiesMap.get(cmHandle.getDmiDataServiceName())
.put(cmHandle.getId(), dmiPropertiesAsMap(cmHandle));
}
});
return dmiNameCmHandlePropertiesMap;
}
private String createEventKey(final SubscriptionEvent subscriptionEvent, final String dmiName) {
return subscriptionEvent.getEvent().getSubscription().getClientID()
+ "-"
+ subscriptionEvent.getEvent().getSubscription().getName()
+ "-"
+ dmiName;
}
public Map<String, String> dmiPropertiesAsMap(final YangModelCmHandle yangModelCmHandle) {
return yangModelCmHandle.getDmiProperties().stream().collect(
Collectors.toMap(YangModelCmHandle.Property::getName, YangModelCmHandle.Property::getValue));
}
}
|