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Revert "[HUDI-3652] Make ObjectSizeCalculator threadlocal to reduce memory footprint (#5060)" (#5323)

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This reverts commit f0ab4a6e9e.
This commit is contained in:
Raymond Xu
2022-04-14 12:28:27 -07:00
committed by GitHub
parent f0ab4a6e9e
commit d6a64f765e
1 changed files with 1 additions and 3 deletions
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hudi-common/src/main/java/org/apache/hudi/common/util/ObjectSizeCalculator.java
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@@ -54,8 +54,6 @@ import java.util.Set;
* @author Attila Szegedi * @author Attila Szegedi
*/ */
public class ObjectSizeCalculator { public class ObjectSizeCalculator {
private static final ThreadLocal<ObjectSizeCalculator> OBJECT_SIZE_CALCULATOR_THREAD_LOCAL = ThreadLocal.withInitial(() -> new ObjectSizeCalculator(CurrentLayout.SPEC));
private static class CurrentLayout { private static class CurrentLayout {
private static final MemoryLayoutSpecification SPEC = getEffectiveMemoryLayoutSpecification(); private static final MemoryLayoutSpecification SPEC = getEffectiveMemoryLayoutSpecification();
@@ -73,7 +71,7 @@ public class ObjectSizeCalculator {
* @throws UnsupportedOperationException if the current vm memory layout cannot be detected. * @throws UnsupportedOperationException if the current vm memory layout cannot be detected.
*/ */
public static long getObjectSize(Object obj) throws UnsupportedOperationException { public static long getObjectSize(Object obj) throws UnsupportedOperationException {
return obj == null ? 0 : OBJECT_SIZE_CALCULATOR_THREAD_LOCAL.get().calculateObjectSize(obj); return obj == null ? 0 : new ObjectSizeCalculator(CurrentLayout.SPEC).calculateObjectSize(obj);
} }
// Fixed object header size for arrays. // Fixed object header size for arrays.