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perf: cache clientMetadata lambda to avoid per-call allocation #1952

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Merged
toddbaert merged 1 commit into from
Jun 8, 2026
Merged

perf: cache clientMetadata lambda to avoid per-call allocation #1952

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4 changes: 3 additions & 1 deletion src/main/java/dev/openfeature/sdk/OpenFeatureClient.java
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Original file line number Diff line number Diff line change
Expand Up @@ -51,6 +51,7 @@ public class OpenFeatureClient implements Client {
private final AtomicReference<EvaluationContext> evaluationContext = new AtomicReference<>();

private final HookSupport hookSupport;
private final ClientMetadata clientMetadata;

/**
* Deprecated public constructor. Use OpenFeature.API.getClient() instead.
Expand All @@ -70,6 +71,7 @@ public OpenFeatureClient(OpenFeatureAPI openFeatureAPI, String domain, String ve
this.version = version;
this.hookSupport = new HookSupport();
this.clientHooks = new ConcurrentLinkedQueue<>();
this.clientMetadata = this::getDomain;
}

/**
Expand Down Expand Up @@ -467,7 +469,7 @@ public FlagEvaluationDetails<Value> getObjectDetails(

@Override
public ClientMetadata getMetadata() {
return this::getDomain;
return clientMetadata;
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}

/**
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