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
|
/*******************************************************************************
* ============LICENSE_START=======================================================
* son-handler
* ================================================================================
* Copyright (C) 2019 Wipro Limited.
* ==============================================================================
* 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.
* ============LICENSE_END=========================================================
*
*******************************************************************************/
package org.onap.dcaegen2.services.sonhms.utils;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.UUID;
import java.util.concurrent.BlockingQueue;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.LinkedBlockingQueue;
import org.onap.dcaegen2.services.sonhms.EventHandler;
import org.onap.dcaegen2.services.sonhms.HoMetricsComponent;
import org.onap.dcaegen2.services.sonhms.child.ChildThread;
import org.onap.dcaegen2.services.sonhms.child.Graph;
import org.onap.dcaegen2.services.sonhms.model.CellPciPair;
import org.onap.dcaegen2.services.sonhms.model.ThreadId;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class ThreadUtils {
private static Logger log = LoggerFactory.getLogger(ThreadUtils.class);
/**
* Create thread.
*/
public Boolean createNewThread(List<Graph> newClusters, BlockingQueue<List<String>> childStatusQueue,
ExecutorService pool, EventHandler eventHandler,String cellId) {
for (Graph cluster : newClusters) {
BlockingQueue<Map<CellPciPair, ArrayList<CellPciPair>>> queue = new LinkedBlockingQueue<>();
ThreadId threadId = new ThreadId();
threadId.setChildThreadId(0);
ChildThread child = new ChildThread(childStatusQueue, cluster, queue, threadId, new HoMetricsComponent());
log.info("Creating new child thread");
pool.execute(child);
waitForThreadId(threadId);
UUID clusterId = UUID.randomUUID();
ClusterUtils clusterUtils = new ClusterUtils();
clusterUtils.saveCluster(cluster, clusterId, threadId.getChildThreadId());
EventHandler.addChildThreadMap(threadId.getChildThreadId(), child);
eventHandler.addChildStatus(threadId.getChildThreadId(), "processingNotifications");
}
return true;
}
private void waitForThreadId(ThreadId threadId) {
ThreadId thread = threadId;
try {
synchronized (thread) {
while (thread.getChildThreadId() == 0) {
thread.wait();
}
}
} catch (InterruptedException e) {
log.error("ChildThread queue error {}", e);
Thread.currentThread().interrupt();
}
}
}
|