import org.springframework.boot.actuate.metrics.repository.MetricRepository; //导入依赖的package包/类
@Bean
public MetricRepository counterRepository() {
	return new RedisMetricRepository(redisConnectionFactory);
}
 

import org.springframework.boot.actuate.metrics.repository.MetricRepository; //导入依赖的package包/类
@Bean
public CounterController counterController(MetricRepository metricRepository) {
	return new CounterController(metricRepository);
}
 

import org.springframework.boot.actuate.metrics.repository.MetricRepository; //导入依赖的package包/类
@Bean
public CounterService counterService(MetricRepository metricRepository) {
	return new DefaultCounterService(metricRepository);
}
 

import org.springframework.boot.actuate.metrics.repository.MetricRepository; //导入依赖的package包/类
@Bean
@ExportMetricWriter
public MetricRepository metricRepository() {
	return new RedisMetricRepository(redisConnectionFactory);
}
 

import org.springframework.boot.actuate.metrics.repository.MetricRepository; //导入依赖的package包/类
@Bean
public MetricRepository metricRepository() {
	return new InMemoryMetricRepository();
}
 

import org.springframework.boot.actuate.metrics.repository.MetricRepository; //导入依赖的package包/类
@BeforeClass
public static void setUpOnce() {
	repository = applicationContext.getBean(MetricRepository.class);
}
 

import org.springframework.boot.actuate.metrics.repository.MetricRepository; //导入依赖的package包/类
@Bean
@ConditionalOnMissingBean
public MetricRepository metricRepository(RedisConnectionFactory redisConnectionFactory) {
	return new RedisMetricRepository(redisConnectionFactory);
}
 

import org.springframework.boot.actuate.metrics.repository.MetricRepository; //导入依赖的package包/类
@Bean
@ConditionalOnBean(MetricRepository.class)
public CounterController counterController(MetricRepository metricRepository) {
	return new CounterController(metricRepository);
}
 

import org.springframework.boot.actuate.metrics.repository.MetricRepository; //导入依赖的package包/类
@Autowired
public MetricExporterService(@SuppressWarnings("SpringJavaAutowiringInspection") MetricRepository repository) {
    this.repository = repository;
}
 

import org.springframework.boot.actuate.metrics.repository.MetricRepository; //导入依赖的package包/类
@Bean
public MetricRepository metricRepository() {
    return new InMemoryMetricRepository();
}
 

import org.springframework.boot.actuate.metrics.repository.MetricRepository; //导入依赖的package包/类
/**
 * Create a {@link CounterController} that delegates to the provided {@link MetricRepository}.
 *
 * @param metricRepository the {@link MetricRepository} used by this controller
 */
public CounterController(MetricRepository metricRepository) {
	Assert.notNull(metricRepository, "metricRepository must not be null");
	this.metricRepository = metricRepository;
}