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
|
#set( $symbol_pound = '#' )
#set( $symbol_dollar = '$' )
#set( $symbol_escape = '\' )
/*
* Copyright 2014,2015 Open Networking Laboratory
*
* 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.
*/
package ${package};
import com.fasterxml.jackson.databind.node.ObjectNode;
import com.google.common.collect.ImmutableSet;
import org.onosproject.ui.RequestHandler;
import org.onosproject.ui.UiMessageHandler;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.util.Collection;
/**
* Skeletal ONOS UI Custom-View message handler.
*/
public class AppUiMessageHandler extends UiMessageHandler {
private static final String SAMPLE_CUSTOM_DATA_REQ = "sampleCustomDataRequest";
private static final String SAMPLE_CUSTOM_DATA_RESP = "sampleCustomDataResponse";
private static final String NUMBER = "number";
private static final String SQUARE = "square";
private static final String CUBE = "cube";
private static final String MESSAGE = "message";
private static final String MSG_FORMAT = "Next incrememt is %d units";
private final Logger log = LoggerFactory.getLogger(getClass());
private long someNumber = 1;
private long someIncrement = 1;
@Override
protected Collection<RequestHandler> createRequestHandlers() {
return ImmutableSet.of(
new SampleCustomDataRequestHandler()
);
}
// handler for sample data requests
private final class SampleCustomDataRequestHandler extends RequestHandler {
private SampleCustomDataRequestHandler() {
super(SAMPLE_CUSTOM_DATA_REQ);
}
@Override
public void process(long sid, ObjectNode payload) {
someIncrement++;
someNumber += someIncrement;
log.debug("Computing data for {}...", someNumber);
ObjectNode result = objectNode();
result.put(NUMBER, someNumber);
result.put(SQUARE, someNumber * someNumber);
result.put(CUBE, someNumber * someNumber * someNumber);
result.put(MESSAGE, String.format(MSG_FORMAT, someIncrement + 1));
sendMessage(SAMPLE_CUSTOM_DATA_RESP, 0, result);
}
}
}
|
