/*
* Copyright 2012 Nodeable Inc
*
* 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 com.streamreduce.storm.spouts;
import com.streamreduce.core.metric.MetricModeType;
import java.util.Map;
import java.util.HashMap;
import java.util.Random;
import backtype.storm.spout.SpoutOutputCollector;
import backtype.storm.task.TopologyContext;
import backtype.storm.topology.OutputFieldsDeclarer;
import backtype.storm.topology.base.BaseRichSpout;
import backtype.storm.tuple.Fields;
import backtype.storm.tuple.Values;
import backtype.storm.utils.Utils;
public class JuggaloaderDummySpout extends BaseRichSpout {
private static final long serialVersionUID = 3998056343128244500L;
private SpoutOutputCollector _collector;
private Random _rand;
private int count;
private String accountId;
private int[] f4 = {
1,
5,
9,
13,
17,
21,
25,
29,
33,
37,
41,
45,
49,
53,
57,
61,
65,
69,
73,
77,
81,
85,
89,
93,
97,
101,
105,
109,
113,
117,
121,
125,
129,
133,
137,
141,
145,
149,
153,
157,
161,
165,
169,
173,
177,
181,
185,
180, // anomaly
193,
197,
201,
205,
209,
213,
217,
221,
225,
229,
233,
237,
241,
245,
249,
253,
257,
261,
265,
269,
273,
277,
281,
285,
289,
293,
297,
301,
305,
309,
313,
317,
321,
325,
329,
333,
337,
341,
345,
349,
353,
357,
361,
365,
369,
373,
377,
381,
385,
389,
393,
397,
401,
405,
409,
413,
417,
421,
425,
429,
433,
437,
441,
445,
449,
453,
457,
461,
465,
469,
473,
477,
481,
485,
489,
493,
497,
501,
505,
509,
513,
517,
521,
525,
529,
533,
537,
541,
545,
549,
553,
557,
561,
565,
569,
573,
577,
581,
585,
589,
593,
597,
601,
605,
609,
613,
617,
621,
625,
629,
633,
637,
641,
645,
649,
653,
657,
661,
665
};
@Override
public void open(Map conf, TopologyContext context, SpoutOutputCollector collector) {
accountId = "4f8c34d3cea02afbc4aa8ce8";
_collector = collector;
_rand = new Random();
count = 0;
}
public float valueRange(double amplitude, double bias) {
return (float) ((_rand.nextFloat() * amplitude) + bias);
}
// @Override
// public void nextTuple() {
// if (count == 0)
// _rand.setSeed(0);
// if (count < 10) {
// Utils.sleep(50);
// // 10 event streams
// long now = System.currentTimeMillis();
//
// _collector.emit(new Values(accountId, "1000", MetricType.ABSOLUTE, now, valueRange(20.0, -10.0))); // -10 ... 10
// _collector.emit(new Values(accountId, "2000", MetricType.ABSOLUTE, now, valueRange(1.0, -0.5))); // -0.5 ... 0.5
// _collector.emit(new Values(accountId, "3000", MetricType.ABSOLUTE, now, valueRange(200.0, -100.0))); // -100 ... 100
// _collector.emit(new Values(accountId, "4000", MetricType.ABSOLUTE, now, valueRange(10.0, 30.0))); // 30 ... 40
// _collector.emit(new Values(accountId, "5000", MetricType.ABSOLUTE, now, valueRange(10.0, 90.0))); // 90 ... 100
// _collector.emit(new Values(accountId, "6000", MetricType.ABSOLUTE, now, valueRange(20.0, -100.0))); // -100 ... -80
// _collector.emit(new Values(accountId, "7000", MetricType.ABSOLUTE, now, valueRange(1000.0, -500.0))); // -500 ... 500
// _collector.emit(new Values(accountId, "8000", MetricType.ABSOLUTE, now, valueRange(2000.0, -1000.0))); // -1000 ... 1000
// _collector.emit(new Values(accountId, "9000", MetricType.ABSOLUTE, now, valueRange(1.0, 3.0))); // 3 ... 4
// _collector.emit(new Values(accountId, "10000", MetricType.ABSOLUTE, now, valueRange(1.0, 0.0))); // 0 ... 1
// /*
// */
// count += 1;
// }
// }
@Override
public void nextTuple() {
if (count == 0)
_rand.setSeed(0);
if (count < f4.length) {
Utils.sleep(50);
_collector.emit(getNextTuple());
}
}
public Values getNextTuple() {
Map map = (HashMap<String, Object>) new HashMap<String, Object>();
long now = System.currentTimeMillis();
Values v = new Values(accountId, "f4", MetricModeType.ABSOLUTE.toString(), now, (float) f4[count], map);
count += 1;
if(count >= f4.length)
count = 0;
return v;
}
@Override
public void ack(Object id) {
}
@Override
public void fail(Object id) {
}
@Override
public void declareOutputFields(OutputFieldsDeclarer declarer) {
declarer.declare(new Fields(
"metricAccount",
"metricName",
"metricType",
"metricTimestamp",
"metricValue",
"metaData"
));
}
}