joerghoh commented on a change in pull request #5:
URL:
https://github.com/apache/sling-org-apache-sling-rewriter/pull/5#discussion_r795419293
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File path:
src/main/java/org/apache/sling/rewriter/impl/TransformerFactoryServiceTracker.java
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@@ -46,7 +50,7 @@ private boolean isGlobal(final ServiceReference ref) {
private TransformerFactoryEntry[][] cached = EMPTY_DOUBLE_ENTRY_ARRAY;
/** flag for cache. */
- private boolean cacheIsValid = true;
+ private volatile boolean cacheIsValid = true;
Review comment:
instead of wrapping all access into ```synchronized``` blocks, wouldn't
be the use of an ```AtomicBoolean``` a better way to deal with it?
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