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WIP: time work in a UOW, track total and database time. Begin working on session cache. Also need to finish up merge() logic and consider ttl and writeTime.

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This commit is contained in:
Greg Burd 2017-10-20 15:37:13 -04:00
parent 9bbb6d2371
commit 63c558581b
2 changed files with 41 additions and 4 deletions
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27
NOTES
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@ -351,3 +351,30 @@ begin:
}
}
-----------------
public void setPurpose(String purpose) {
purpose_ = purpose;
}
public void logTimers(String what) {
LOG.info(String.format("UOW(%s) %s %s (total: %.3fµs db: %.3fµs or %2.2f%% of total time)",
hashCode(), purpose_, what,
elapsedTime_.elapsed(TimeUnit.MICROSECONDS) / 1000.0,
databaseTime_.elapsed(TimeUnit.MICROSECONDS) / 1000.0,
(elapsedTime_.elapsed(TimeUnit.MICROSECONDS) / databaseTime_.elapsed(TimeUnit.MICROSECONDS)) * 100.0));
}
--- postCommitFunction
elapsedTime_.stop();
if (purpose_ != null) {
logTimers("committed");
}
--- abort
elapsedTime_.stop();
if (purpose_ != null) {
logTimers("aborted");
}

16
src/main/java/net/helenus/core/AbstractUnitOfWork.java
View file

@ -18,6 +18,7 @@ package net.helenus.core;
import java.util.*;
import com.diffplug.common.base.Errors;
import com.google.common.cache.Cache;
import com.google.common.collect.HashBasedTable;
import com.google.common.collect.Table;
import com.google.common.collect.TreeTraverser;
@ -33,6 +34,10 @@ public abstract class AbstractUnitOfWork<E extends Exception> implements UnitOfW
private boolean aborted = false;
private boolean committed = false;
private String purpose_;
private Stopwatch elapsedTime_;
public Stopwatch databaseTime_;
// Cache:
private final Table<String, String, Object> cache = HashBasedTable.create();
@ -86,6 +91,10 @@ public abstract class AbstractUnitOfWork<E extends Exception> implements UnitOfW
// Be sure to check all enclosing UnitOfWork caches as well, we may be nested.
if (parent != null) {
return parent.cacheLookup(facets);
} else {
Cache<String, Object> cache = session.getSessionCache();
cache.getIfPresent(key)
}
}
return result;
@ -141,9 +150,10 @@ public abstract class AbstractUnitOfWork<E extends Exception> implements UnitOfW
// Merge UOW cache into parent's cache.
if (parent != null) {
parent.mergeCache(cache);
} // else {
// TODO... merge into session cache objects marked cacheable
// }
} else {
Cache<String, Object> cache = session.getSessionCache();
cache.put
}
// Apply all post-commit functions for
if (parent == null) {