com.ryantenney.metrics.spring.HealthCheckBeanPostProcessor Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of metrics-spring Show documentation

Spring integration for Coda Hale's Metrics Library

There is a newer version: 3.1.3

/**
 * Copyright (C) 2012 Ryan W Tenney ([email protected])
 *
 * 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
 *
 *         http://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 com.ryantenney.metrics.spring;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.config.BeanPostProcessor;
import org.springframework.core.Ordered;

import com.codahale.metrics.health.HealthCheck;
import com.codahale.metrics.health.HealthCheckRegistry;

class HealthCheckBeanPostProcessor implements BeanPostProcessor, Ordered {

	private static final Logger LOG = LoggerFactory.getLogger(HealthCheckBeanPostProcessor.class);

	private final HealthCheckRegistry healthChecks;

	public HealthCheckBeanPostProcessor(final HealthCheckRegistry healthChecks) {
		this.healthChecks = healthChecks;
	}

	@Override
	public Object postProcessBeforeInitialization(Object bean, String beanName) {
		return bean;
	}

	@Override
	public Object postProcessAfterInitialization(Object bean, String beanName) {
		if (bean instanceof HealthCheck) {
			healthChecks.register(beanName, (HealthCheck) bean);

			LOG.debug("Registering HealthCheck bean {}", beanName);
		}

		return bean;
	}

	@Override
	public int getOrder() {
		return LOWEST_PRECEDENCE;
	}

}