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Register ServiceLevelObjectiveBoundary reflection hinds

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Register hints for `ServiceLevelObjectiveBoundary` so that the `valueOf`
method can be used when binding in a native image.

Fixes gh-40480
This commit is contained in:
Phillip Webb 2024-04-22 17:54:41 -07:00
parent 362c0c1b4e
commit 3e5d6c9cce
3 changed files with 33 additions and 2 deletions
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15
spring-boot-project/spring-boot-actuator-autoconfigure/src/main/java/org/springframework/boot/actuate/autoconfigure/metrics/ServiceLevelObjectiveBoundary.java
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@ -1,5 +1,5 @@
/*
* Copyright 2012-2020 the original author or authors.
* Copyright 2012-2024 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@ -20,6 +20,10 @@ import java.time.Duration;
import io.micrometer.core.instrument.Meter;
import org.springframework.aot.hint.MemberCategory;
import org.springframework.aot.hint.RuntimeHints;
import org.springframework.aot.hint.RuntimeHintsRegistrar;
/**
* A boundary for a service-level objective (SLO) for use when configuring Micrometer. Can
* be specified as either a {@link Double} (applicable to timers and distribution
@ -67,4 +71,13 @@ public final class ServiceLevelObjectiveBoundary {
return new ServiceLevelObjectiveBoundary(MeterValue.valueOf(value));
}
static class ServiceLevelObjectiveBoundaryHints implements RuntimeHintsRegistrar {
@Override
public void registerHints(RuntimeHints hints, ClassLoader classLoader) {
hints.reflection().registerType(ServiceLevelObjectiveBoundary.class, MemberCategory.INVOKE_PUBLIC_METHODS);
}
}
}

2
spring-boot-project/spring-boot-actuator-autoconfigure/src/main/resources/META-INF/spring/aot.factories Normal file
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@ -0,0 +1,2 @@
org.springframework.aot.hint.RuntimeHintsRegistrar=\
org.springframework.boot.actuate.autoconfigure.metrics.ServiceLevelObjectiveBoundary.ServiceLevelObjectiveBoundaryHints

18
spring-boot-project/spring-boot-actuator-autoconfigure/src/test/java/org/springframework/boot/actuate/autoconfigure/metrics/ServiceLevelObjectiveBoundaryTests.java
View File

@ -1,5 +1,5 @@
/*
* Copyright 2012-2021 the original author or authors.
* Copyright 2012-2024 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@ -21,6 +21,10 @@ import java.time.Duration;
import io.micrometer.core.instrument.Meter.Type;
import org.junit.jupiter.api.Test;
import org.springframework.aot.hint.RuntimeHints;
import org.springframework.aot.hint.predicate.RuntimeHintsPredicates;
import org.springframework.util.ReflectionUtils;
import static org.assertj.core.api.Assertions.assertThat;
/**
@ -73,4 +77,16 @@ class ServiceLevelObjectiveBoundaryTests {
assertThat(slo.getValue(Type.DISTRIBUTION_SUMMARY)).isNull();
}
@Test
void shouldRegisterRuntimeHints() {
RuntimeHints runtimeHints = new RuntimeHints();
new ServiceLevelObjectiveBoundary.ServiceLevelObjectiveBoundaryHints().registerHints(runtimeHints,
getClass().getClassLoader());
ReflectionUtils.doWithLocalMethods(ServiceLevelObjectiveBoundary.class, (method) -> {
if ("valueOf".equals(method.getName())) {
assertThat(RuntimeHintsPredicates.reflection().onMethod(method)).accepts(runtimeHints);
}
});
}
}