diff options
Diffstat (limited to 'dblib/provider/src')
-rw-r--r-- | dblib/provider/src/main/java/org/onap/ccsdk/sli/core/dblib/pm/PollingWorker.java | 127 |
1 files changed, 78 insertions, 49 deletions
diff --git a/dblib/provider/src/main/java/org/onap/ccsdk/sli/core/dblib/pm/PollingWorker.java b/dblib/provider/src/main/java/org/onap/ccsdk/sli/core/dblib/pm/PollingWorker.java index b44e2f89..905944b1 100644 --- a/dblib/provider/src/main/java/org/onap/ccsdk/sli/core/dblib/pm/PollingWorker.java +++ b/dblib/provider/src/main/java/org/onap/ccsdk/sli/core/dblib/pm/PollingWorker.java @@ -4,6 +4,8 @@ * ================================================================================ * Copyright (C) 2016 - 2017 ONAP * ================================================================================ + * Modifications Copyright (C) 2018 IBM. + * ================================================================================ * 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 @@ -26,13 +28,12 @@ import java.util.Set; import java.util.Timer; import java.util.TimerTask; import java.util.TreeSet; +import java.util.concurrent.LinkedBlockingQueue; +import java.util.concurrent.atomic.AtomicLong; import org.slf4j.Logger; import org.slf4j.LoggerFactory; -import java.util.concurrent.LinkedBlockingQueue; -import java.util.concurrent.atomic.AtomicLong; - public class PollingWorker implements Runnable { private Logger logger = LoggerFactory.getLogger(PollingWorker.class); @@ -47,71 +48,72 @@ public class PollingWorker implements Runnable { private static boolean enabled = false; private Timer timer = null; - private PollingWorker(Properties ctxprops){ - if(ctxprops==null || ctxprops.getProperty("org.onap.ccsdk.dblib.pm") == null){ + private PollingWorker(Properties ctxprops) { + if (ctxprops == null || ctxprops.getProperty("org.onap.ccsdk.dblib.pm") == null) { enabled = false; } else { - if("true".equalsIgnoreCase((String)ctxprops.getProperty("org.onap.ccsdk.dblib.pm"))){ + if ("true".equalsIgnoreCase((String) ctxprops.getProperty("org.onap.ccsdk.dblib.pm"))) { enabled = true; } else { enabled = false; } } - interval = Long.parseLong(( ctxprops == null || ctxprops.getProperty("org.onap.ccsdk.dblib.pm.interval") == null) ? "60" : (String)ctxprops.getProperty("org.onap.ccsdk.dblib.pm.interval")); + interval = Long.parseLong((ctxprops == null || ctxprops.getProperty("org.onap.ccsdk.dblib.pm.interval") == null) + ? "60" : (String) ctxprops.getProperty("org.onap.ccsdk.dblib.pm.interval")); // '0' bucket is to count exceptions - String sampling[] = ((ctxprops == null || ctxprops.getProperty("org.onap.ccsdk.dblib.pm.sampling")==null) ? "0,2,5,10,20,50,100" : (String)ctxprops.getProperty("org.onap.ccsdk.dblib.pm.sampling")).split(","); + String sampling[] = ((ctxprops == null || ctxprops.getProperty("org.onap.ccsdk.dblib.pm.sampling") == null) + ? "0,2,5,10,20,50,100" : (String) ctxprops.getProperty("org.onap.ccsdk.dblib.pm.sampling")).split(","); - if(enabled){ + if (enabled) { bucketUnit = new int[sampling.length]; - for(int i=0, max = bucketUnit.length; i<max; i++){ + for (int i = 0, max = bucketUnit.length; i < max; i++) { bucketUnit[i] = Integer.parseInt(sampling[i].trim()); } - counters = new AtomicLong[bucketUnit.length+1]; - for(int i=0, max = counters.length; i<max; i++){ + counters = new AtomicLong[bucketUnit.length + 1]; + for (int i = 0, max = counters.length; i < max; i++) { counters[i] = new AtomicLong(); } worker = new Thread(this); worker.setDaemon(true); worker.start(); timer = new Timer(true); - timer.schedule(new MyTimerTask(), interval*1000L, interval*1000L); + timer.schedule(new MyTimerTask(), interval * 1000L, interval * 1000L); } } - public static void post(long starttime){ + + public static void post(long starttime) { PollingWorker temp = self; - if(temp != null && enabled) { + if (temp != null && enabled) { temp.register(new TestSample(starttime)); } } - public static void createInistance(Properties props){ + public static void createInistance(Properties props) { self = new PollingWorker(props); } - - - private void register(TestSample object){ + private void register(TestSample object) { try { tasks.add(object); - } catch(Throwable exc) { + } catch (Throwable exc) { // if cannot add an object to the queue, do nothing } } - private void deRegister(TestSample object){ + private void deRegister(TestSample object) { tasks.remove(object); } @Override public void run() { - for(;;){ + for (;;) { Set data = new TreeSet(); tasks.drainTo(data); - for(Iterator it = data.iterator(); it.hasNext(); ){ + for (Iterator it = data.iterator(); it.hasNext();) { Object next = it.next(); - if(next instanceof TestSample){ - consume((TestSample)next); + if (next instanceof TestSample) { + consume((TestSample) next); } else { System.out.println(next.getClass().getName()); logger.error(next.getClass().getName()); @@ -126,22 +128,23 @@ public class PollingWorker implements Runnable { } } - public void clearReqister(){ + + public void clearReqister() { AtomicLong[] tmp = new AtomicLong[counters.length]; - for(int i=0, max = tmp.length; i<max; i++){ + for (int i = 0, max = tmp.length; i < max; i++) { tmp[i] = new AtomicLong(); } AtomicLong[] tmp2 = counters; - synchronized(tmp2){ + synchronized (tmp2) { counters = tmp; } StringBuffer sb = new StringBuffer("CPM: "); - for(int i=0, max = tmp2.length; i < max; i++){ - if(i==0 && bucketUnit[0]==0){ + for (int i = 0, max = tmp2.length; i < max; i++) { + if (i == 0 && bucketUnit[0] == 0) { sb.append("[Exc]="); } else { sb.append("["); - if(i==bucketUnit.length){ + if (i == bucketUnit.length) { sb.append("Other]="); } else { sb.append(bucketUnit[i]).append(" ms]="); @@ -152,7 +155,7 @@ public class PollingWorker implements Runnable { logger.info(sb.toString()); } - class MyTimerTask extends TimerTask{ + class MyTimerTask extends TimerTask { @Override public void run() { @@ -164,19 +167,19 @@ public class PollingWorker implements Runnable { private void consume(TestSample probe) { AtomicLong[] tmp = counters; - synchronized(tmp){ + synchronized (tmp) { counters[getBucket(probe.getDuration())].incrementAndGet(); } } /* - * This method is used to find the offset of the bucket in - * counters. 'counters' array is 1 size longer than bucketUnit, - * hence by default it returns 'bucketUnit.length' + * This method is used to find the offset of the bucket in counters. + * 'counters' array is 1 size longer than bucketUnit, hence by default it + * returns 'bucketUnit.length' */ - private int getBucket(long difftime){ - for(int i=0; i<bucketUnit.length; i++){ - if(difftime < bucketUnit[i]){ + private int getBucket(long difftime) { + for (int i = 0; i < bucketUnit.length; i++) { + if (difftime < bucketUnit[i]) { return i; } } @@ -186,11 +189,12 @@ public class PollingWorker implements Runnable { private static boolean isEnabled() { return enabled; } + /** - * @author Rich Tabedzki - * A helper class to pass measured parameter to the counter. + * @author Rich Tabedzki A helper class to pass measured parameter to the + * counter. */ - static class TestSample implements Comparable{ + static class TestSample implements Comparable { private long starttime; private long endtime; @@ -199,25 +203,50 @@ public class PollingWorker implements Runnable { this.starttime = starttime; } - public long getDuration(){ + public long getDuration() { return endtime - starttime; } @Override public int compareTo(Object o) { - if(o instanceof TestSample){ - TestSample x = (TestSample)o; - if(starttime < x.starttime) + if (o instanceof TestSample) { + TestSample x = (TestSample) o; + if (starttime < x.starttime) return 1; - if(endtime < x.endtime) + if (endtime < x.endtime) return 1; - if(starttime > x.starttime) + if (starttime > x.starttime) return -1; - if(endtime > x.endtime) + if (endtime > x.endtime) return -1; return 0; } return 1; } + + @Override + public int hashCode() { + final int prime = 31; + int result = 1; + result = prime * result + (int) (endtime ^ (endtime >>> 32)); + result = prime * result + (int) (starttime ^ (starttime >>> 32)); + return result; + } + + @Override + public boolean equals(Object obj) { + if (this == obj) + return true; + if (obj == null) + return false; + if (getClass() != obj.getClass()) + return false; + TestSample other = (TestSample) obj; + if (endtime != other.endtime) + return false; + if (starttime != other.starttime) + return false; + return true; + } } } |