kartiksomani commented on a change in pull request #7663:
URL: https://github.com/apache/ignite/pull/7663#discussion_r412343400
##########
File path:
modules/core/src/main/java/org/apache/ignite/internal/processors/cache/IgniteCacheProxyImpl.java
##########
@@ -1288,9 +1293,26 @@ private void validate(Query qry) {
}
}
+ /**
+ * Warns if an ineffective annotation is used
+ *
+ * @param valueCls Value class
+ */
+ private void checkIneffectiveAnnotations(Class valueCls) {
+ for (Field f:valueCls.getDeclaredFields()) {
+ AffinityKeyMapped[] annotations =
f.getDeclaredAnnotationsByType(AffinityKeyMapped.class);
+ if (annotations.length > 0) {
+ LT.warn(log,
+ "AffinityKeyMapped annotation should be used on key
and not value type");
+ }
+
+ }
+ }
+
/** {@inheritDoc} */
@Override public void put(K key, V val) {
IgniteInternalCache<K, V> delegate = getDelegateSafe();
+ checkIneffectiveAnnotations(val.getClass());
Review comment:
Thank you, I called out the performance cost of reflection on the
[issue](https://issues.apache.org/jira/browse/IGNITE-12702?jql=project%20%3D%20IGNITE%20AND%20labels%20in%20(newbie)%20and%20status%20%3D%20OPEN)
itself almost a month back. Didn't know about BinaryMarshaller, will use it
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