diff --git a/sdk/metrics/src/main/java/io/opentelemetry/sdk/metrics/ViewBuilder.java b/sdk/metrics/src/main/java/io/opentelemetry/sdk/metrics/ViewBuilder.java index b387481b474..0d1d6824c1b 100644 --- a/sdk/metrics/src/main/java/io/opentelemetry/sdk/metrics/ViewBuilder.java +++ b/sdk/metrics/src/main/java/io/opentelemetry/sdk/metrics/ViewBuilder.java @@ -71,6 +71,12 @@ public ViewBuilder setAggregation(Aggregation aggregation) { /** * Sets a filter which retains attribute keys included in {@code keysToRetain}. * + *
Note: Attributes dropped by this filter may still appear on recorded exemplars. If you need
+ * to remove sensitive data from exemplars, you must disable exemplars entirely (e.g., using
+ * {@link SdkMeterProviderBuilder#setExemplarFilter(ExemplarFilter)} with {@link
+ * ExemplarFilter#alwaysOff()}), filter them using a delegating exporter, or filter them in the
+ * OpenTelemetry Collector.
+ *
* @since 1.30.0
*/
public ViewBuilder setAttributeFilter(Set Only attribute keys that pass the supplied {@link Predicate} will be included in the output.
*
+ * Note: Attributes dropped by this filter may still appear on recorded exemplars. If you need
+ * to remove sensitive data from exemplars, you must disable exemplars entirely (e.g., using
+ * {@link SdkMeterProviderBuilder#setExemplarFilter(ExemplarFilter)} with {@link
+ * ExemplarFilter#alwaysOff()}), filter them using a delegating exporter, or filter them in the
+ * OpenTelemetry Collector.
+ *
* @param keyFilter filter for attribute keys to include.
*/
public ViewBuilder setAttributeFilter(Predicate