SOLR-7589: A few improvements to the ObjectReleaseTracker to make test fail debugging a little easier.

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1681585 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Mark Robert Miller 2015-05-25 12:42:41 +00:00
parent b0a8ce42f5
commit a545b66008
3 changed files with 28 additions and 16 deletions

View File

@ -30,12 +30,12 @@ public class TestObjectReleaseTracker extends LuceneTestCase {
public void testObjectReleaseTracker() {
ObjectReleaseTracker.track(new Object());
ObjectReleaseTracker.release(new Object());
assertFalse(ObjectReleaseTracker.clearObjectTrackerAndCheckEmpty());
assertTrue(ObjectReleaseTracker.clearObjectTrackerAndCheckEmpty());
assertNotNull(ObjectReleaseTracker.clearObjectTrackerAndCheckEmpty());
assertNull(ObjectReleaseTracker.clearObjectTrackerAndCheckEmpty());
Object obj = new Object();
ObjectReleaseTracker.track(obj);
ObjectReleaseTracker.release(obj);
assertTrue(ObjectReleaseTracker.clearObjectTrackerAndCheckEmpty());
assertNull(ObjectReleaseTracker.clearObjectTrackerAndCheckEmpty());
Object obj1 = new Object();
ObjectReleaseTracker.track(obj1);
@ -47,7 +47,7 @@ public class TestObjectReleaseTracker extends LuceneTestCase {
ObjectReleaseTracker.release(obj1);
ObjectReleaseTracker.release(obj2);
ObjectReleaseTracker.release(obj3);
assertTrue(ObjectReleaseTracker.clearObjectTrackerAndCheckEmpty());
assertNull(ObjectReleaseTracker.clearObjectTrackerAndCheckEmpty());
ObjectReleaseTracker.track(obj1);
ObjectReleaseTracker.track(obj2);
@ -56,7 +56,7 @@ public class TestObjectReleaseTracker extends LuceneTestCase {
ObjectReleaseTracker.release(obj1);
ObjectReleaseTracker.release(obj2);
// ObjectReleaseTracker.release(obj3);
assertFalse(ObjectReleaseTracker.clearObjectTrackerAndCheckEmpty());
assertTrue(ObjectReleaseTracker.clearObjectTrackerAndCheckEmpty());
assertNotNull(ObjectReleaseTracker.clearObjectTrackerAndCheckEmpty());
assertNull(ObjectReleaseTracker.clearObjectTrackerAndCheckEmpty());
}
}

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@ -19,6 +19,7 @@ package org.apache.solr.common.util;
import java.io.PrintWriter;
import java.io.StringWriter;
import java.util.HashSet;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Set;
@ -40,20 +41,30 @@ public class ObjectReleaseTracker {
return true;
}
public static boolean clearObjectTrackerAndCheckEmpty() {
/**
* @return null if ok else error message
*/
public static String clearObjectTrackerAndCheckEmpty() {
String error = null;
Set<Entry<Object,String>> entries = OBJECTS.entrySet();
boolean empty = entries.isEmpty();
if (entries.size() > 0) {
System.err.println("ObjectTracker found objects that were not released!!!");
}
Set<String> objects = new HashSet<>();
for (Entry<Object,String> entry : entries) {
objects.add(entry.getKey().getClass().getSimpleName());
}
for (Entry<Object,String> entry : entries) {
System.err.println(entry.getValue());
error = "ObjectTracker found " + entries.size() + " object(s) that were not released!!! " + objects;
System.err.println(error);
for (Entry<Object,String> entry : entries) {
System.err.println(entry.getValue());
}
}
OBJECTS.clear();
return empty;
return error;
}
private static class ObjectTrackerException extends RuntimeException {

View File

@ -230,11 +230,12 @@ public abstract class SolrTestCaseJ4 extends LuceneTestCase {
deleteCore();
resetExceptionIgnores();
endTrackingSearchers();
String orr = ObjectReleaseTracker.clearObjectTrackerAndCheckEmpty();
if (!RandomizedContext.current().getTargetClass().isAnnotationPresent(SuppressObjectReleaseTracker.class)) {
assertTrue("Some resources were not closed, shutdown, or released.", ObjectReleaseTracker.clearObjectTrackerAndCheckEmpty());
assertNull(orr, orr);
} else {
if (!ObjectReleaseTracker.clearObjectTrackerAndCheckEmpty()) {
log.warn("Some resources were not closed, shutdown, or released. Remove the SuppressObjectReleaseTracker annotation to get more information on the fail.");
if (orr != null) {
log.warn("Some resources were not closed, shutdown, or released. This has been ignored due to the SuppressObjectReleaseTracker annotation.");
}
}
resetFactory();