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-rw-r--r--dblib/provider/src/main/java/org/onap/ccsdk/sli/core/dblib/pm/PollingWorker.java127
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 b44e2f89d..905944b1c 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;
+ }
}
}