From e46b51f75b550bc0faf70ae18f526d466d8180f3 Mon Sep 17 00:00:00 2001
From: Sven Gothel <sgothel@jausoft.com>
Date: Mon, 24 Jun 2013 11:53:02 +0200
Subject: SingletonInstance: Add stats about time/attempts, subtract real-time
delta from remaining amount.
---
.../common/util/locks/SingletonInstance.java | 30 ++++++++++++++--------
1 file changed, 20 insertions(+), 10 deletions(-)
(limited to 'src')
diff --git a/src/java/com/jogamp/common/util/locks/SingletonInstance.java b/src/java/com/jogamp/common/util/locks/SingletonInstance.java
index 476c269..6b38f05 100644
--- a/src/java/com/jogamp/common/util/locks/SingletonInstance.java
+++ b/src/java/com/jogamp/common/util/locks/SingletonInstance.java
@@ -89,25 +89,33 @@ public abstract class SingletonInstance implements Lock {
if(locked) {
return true;
}
+ final long t0 = System.currentTimeMillis();
int i=0;
try {
do {
+ final long t1 = System.currentTimeMillis();
locked = tryLockImpl();
if(locked) {
- if(DEBUG) {
- System.err.println(infoPrefix()+" +++ "+getName()+" - Locked ");
+ if( DEBUG ) {
+ final long t2 = System.currentTimeMillis();
+ System.err.println(infoPrefix(t2)+" +++ "+getName()+" - Locked within "+(t2-t0)+" ms, "+(i+1)+" attempts");
}
return true;
}
- if(DEBUG && 0==i) {
- System.err.println(infoPrefix()+" III "+getName()+" - Wait for lock");
+ if( DEBUG && 0==i ) {
+ System.err.println(infoPrefix(System.currentTimeMillis())+" III "+getName()+" - Wait for lock");
}
Thread.sleep(poll_ms);
- maxwait -= poll_ms;
+ maxwait -= System.currentTimeMillis()-t1;
i++;
} while ( 0 < maxwait ) ;
} catch ( InterruptedException ie ) {
- throw new RuntimeException(infoPrefix()+" EEE "+getName()+" - couldn't get lock", ie);
+ final long t2 = System.currentTimeMillis();
+ throw new RuntimeException(infoPrefix(t2)+" EEE (1) "+getName()+" - couldn't get lock within "+(t2-t0)+" ms, "+i+" attempts", ie);
+ }
+ if( DEBUG ) {
+ final long t2 = System.currentTimeMillis();
+ System.err.println(infoPrefix(t2)+" +++ EEE (2) "+getName()+" - couldn't get lock within "+(t2-t0)+" ms, "+i+" attempts");
}
return false;
}
@@ -115,10 +123,12 @@ public abstract class SingletonInstance implements Lock {
@Override
public void unlock() throws RuntimeException {
+ final long t0 = System.currentTimeMillis();
if(locked) {
locked = !unlockImpl();
- if(DEBUG) {
- System.err.println(infoPrefix()+" --- "+getName()+" - Unlock "+ ( locked ? "failed" : "ok" ) );
+ if( DEBUG ) {
+ final long t2 = System.currentTimeMillis();
+ System.err.println(infoPrefix(t2)+" --- "+getName()+" - Unlock "+ ( locked ? "failed" : "ok" ) + " within "+(t2-t0)+" ms");
}
}
}
@@ -129,8 +139,8 @@ public abstract class SingletonInstance implements Lock {
return locked;
}
- protected String infoPrefix() {
- return "SLOCK [T "+Thread.currentThread().getName()+" @ "+System.currentTimeMillis()+" ms";
+ protected String infoPrefix(long currentMillis) {
+ return "SLOCK [T "+Thread.currentThread().getName()+" @ "+currentMillis+" ms";
}
private final long poll_ms;
--
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