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Introduce a way to completely customize MeterRegistry
This is done via the new `MeterRegistryCustomizer` interface the implementations of which are meant to be registered as CDI beans. Closes: #32996
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31 changes: 31 additions & 0 deletions
31
...crometer/runtime/src/main/java/io/quarkus/micrometer/runtime/MeterRegistryCustomizer.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,31 @@ | ||
| package io.quarkus.micrometer.runtime; | ||
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| import io.micrometer.core.instrument.MeterRegistry; | ||
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| /** | ||
| * Meant to be implemented by a CDI bean that provides arbitrary customization for various {@link MeterRegistry} classes | ||
| * registered by Quarkus. | ||
| * <p> | ||
| * Unless an implementation is annotated with {@link MeterRegistryCustomizerConstraint}, it will apply to all | ||
| * {@link MeterRegistry} classes. | ||
| */ | ||
| public interface MeterRegistryCustomizer extends Comparable<MeterRegistryCustomizer> { | ||
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| int MINIMUM_PRIORITY = Integer.MIN_VALUE; | ||
| // we use this priority to give a chance to other customizers to override serializers / deserializers | ||
| // that might have been added by the modules that Quarkus registers automatically | ||
| // (Jackson will keep the last registered serializer / deserializer for a given type | ||
| // if multiple are registered) | ||
| int QUARKUS_CUSTOMIZER_PRIORITY = MINIMUM_PRIORITY + 100; | ||
| int DEFAULT_PRIORITY = 0; | ||
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| void customize(MeterRegistry registry); | ||
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| default int priority() { | ||
| return DEFAULT_PRIORITY; | ||
| } | ||
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| default int compareTo(MeterRegistryCustomizer o) { | ||
| return Integer.compare(o.priority(), priority()); | ||
| } | ||
| } |
33 changes: 33 additions & 0 deletions
33
...untime/src/main/java/io/quarkus/micrometer/runtime/MeterRegistryCustomizerConstraint.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,33 @@ | ||
| package io.quarkus.micrometer.runtime; | ||
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| import java.lang.annotation.ElementType; | ||
| import java.lang.annotation.Repeatable; | ||
| import java.lang.annotation.Retention; | ||
| import java.lang.annotation.RetentionPolicy; | ||
| import java.lang.annotation.Target; | ||
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| import jakarta.enterprise.util.AnnotationLiteral; | ||
| import jakarta.inject.Qualifier; | ||
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| @Qualifier | ||
| @Retention(RetentionPolicy.RUNTIME) | ||
| @Target({ ElementType.METHOD, ElementType.TYPE, ElementType.PARAMETER, ElementType.FIELD }) | ||
| @Repeatable(MeterRegistryCustomizerConstraints.class) | ||
| public @interface MeterRegistryCustomizerConstraint { | ||
| Class<?> applyTo(); | ||
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| final class Literal extends AnnotationLiteral<MeterRegistryCustomizerConstraint> implements | ||
| MeterRegistryCustomizerConstraint { | ||
| private static final long serialVersionUID = 1L; | ||
| private final Class<?> clazz; | ||
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| public Literal(Class<?> clazz) { | ||
| this.clazz = clazz; | ||
| } | ||
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| @Override | ||
| public Class<?> applyTo() { | ||
| return clazz; | ||
| } | ||
| } | ||
| } |
12 changes: 12 additions & 0 deletions
12
...ntime/src/main/java/io/quarkus/micrometer/runtime/MeterRegistryCustomizerConstraints.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,12 @@ | ||
| package io.quarkus.micrometer.runtime; | ||
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| import java.lang.annotation.ElementType; | ||
| import java.lang.annotation.Retention; | ||
| import java.lang.annotation.RetentionPolicy; | ||
| import java.lang.annotation.Target; | ||
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| @Retention(RetentionPolicy.RUNTIME) | ||
| @Target({ ElementType.METHOD, ElementType.TYPE, ElementType.PARAMETER, ElementType.FIELD }) | ||
| public @interface MeterRegistryCustomizerConstraints { | ||
| MeterRegistryCustomizerConstraint[] value(); | ||
| } |
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