spring ManagedMetric 源码
spring ManagedMetric 代码
文件路径：/spring-context/src/main/java/org/springframework/jmx/export/annotation/ManagedMetric.java
/*
* Copyright 2002-2015 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.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springframework.jmx.export.annotation;
import java.lang.annotation.Documented;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
import org.springframework.jmx.support.MetricType;
/**
* Method-level annotation that indicates to expose a given bean property as a
* JMX attribute, with added descriptor properties to indicate that it is a metric.
*
* <p>Only valid when used on a JavaBean getter.
*
* @author Jennifer Hickey
* @since 3.0
* @see org.springframework.jmx.export.metadata.ManagedMetric
*/
@Target(ElementType.METHOD)
@Retention(RetentionPolicy.RUNTIME)
@Documented
public @interface ManagedMetric {
String category() default "";
int currencyTimeLimit() default -1;
String description() default "";
String displayName() default "";
MetricType metricType() default MetricType.GAUGE;
int persistPeriod() default -1;
String persistPolicy() default "";
String unit() default "";
}
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