Java DataSourcePublicMetrics类代码示例

import org.springframework.boot.actuate.endpoint.DataSourcePublicMetrics; //导入依赖的package包/类
@Test
public void multipleDataSources() {
	load(MultipleDataSourcesConfig.class);
	PublicMetrics bean = this.context.getBean(DataSourcePublicMetrics.class);
	Collection<Metric<?>> metrics = bean.metrics();
	assertMetrics(metrics, "datasource.tomcat.active", "datasource.tomcat.usage",
			"datasource.commonsDbcp.active", "datasource.commonsDbcp.usage");

	// Hikari won't work unless a first connection has been retrieved
	JdbcTemplate jdbcTemplate = new JdbcTemplate(
			this.context.getBean("hikariDS", DataSource.class));
	jdbcTemplate.execute(new ConnectionCallback<Void>() {
		@Override
		public Void doInConnection(Connection connection)
				throws SQLException, DataAccessException {
			return null;
		}
	});

	Collection<Metric<?>> anotherMetrics = bean.metrics();
	assertMetrics(anotherMetrics, "datasource.tomcat.active",
			"datasource.tomcat.usage", "datasource.hikariDS.active",
			"datasource.hikariDS.usage", "datasource.commonsDbcp.active",
			"datasource.commonsDbcp.usage");
}
 

import org.springframework.boot.actuate.endpoint.DataSourcePublicMetrics; //导入依赖的package包/类
@Test
public void autoDataSource() {
	load(DataSourceAutoConfiguration.class);
	PublicMetrics bean = this.context.getBean(DataSourcePublicMetrics.class);
	Collection<Metric<?>> metrics = bean.metrics();
	assertMetrics(metrics, "datasource.primary.active", "datasource.primary.usage");
}
 

import org.springframework.boot.actuate.endpoint.DataSourcePublicMetrics; //导入依赖的package包/类
@Test
public void multipleDataSourcesWithPrimary() {
	load(MultipleDataSourcesWithPrimaryConfig.class);
	PublicMetrics bean = this.context.getBean(DataSourcePublicMetrics.class);
	Collection<Metric<?>> metrics = bean.metrics();
	assertMetrics(metrics, "datasource.primary.active", "datasource.primary.usage",
			"datasource.commonsDbcp.active", "datasource.commonsDbcp.usage");
}
 

import org.springframework.boot.actuate.endpoint.DataSourcePublicMetrics; //导入依赖的package包/类
@Test
public void multipleDataSourcesWithCustomPrimary() {
	load(MultipleDataSourcesWithCustomPrimaryConfig.class);
	PublicMetrics bean = this.context.getBean(DataSourcePublicMetrics.class);
	Collection<Metric<?>> metrics = bean.metrics();
	assertMetrics(metrics, "datasource.primary.active", "datasource.primary.usage",
			"datasource.dataSource.active", "datasource.dataSource.usage");
}
 

import org.springframework.boot.actuate.endpoint.DataSourcePublicMetrics; //导入依赖的package包/类
@Test
public void customPrefix() {
	load(MultipleDataSourcesWithPrimaryConfig.class,
			CustomDataSourcePublicMetrics.class);
	PublicMetrics bean = this.context.getBean(DataSourcePublicMetrics.class);
	Collection<Metric<?>> metrics = bean.metrics();
	assertMetrics(metrics, "ds.first.active", "ds.first.usage", "ds.second.active",
			"ds.second.usage");
}
 

import org.springframework.boot.actuate.endpoint.DataSourcePublicMetrics; //导入依赖的package包/类
@Bean
public DataSourcePublicMetrics myDataSourcePublicMetrics() {
	return new DataSourcePublicMetrics() {
		@Override
		protected String createPrefix(String dataSourceName,
				DataSource dataSource, boolean primary) {
			return (primary ? "ds.first." : "ds.second");
		}
	};
}
 

import org.springframework.boot.actuate.endpoint.DataSourcePublicMetrics; //导入依赖的package包/类
@Bean
@ConditionalOnMissingBean
@ConditionalOnBean(DataSourcePoolMetadataProvider.class)
public DataSourcePublicMetrics dataSourcePublicMetrics() {
	return new DataSourcePublicMetrics();
}
 

import org.springframework.boot.actuate.endpoint.DataSourcePublicMetrics; //导入依赖的package包/类
@Test
public void noDataSource() {
	load();
	assertThat(this.context.getBeansOfType(DataSourcePublicMetrics.class)).isEmpty();
}
 

import org.springframework.boot.actuate.endpoint.DataSourcePublicMetrics; //导入依赖的package包/类
@Test
public void noDataSource() {
	load();
	assertEquals(0,
			this.context.getBeansOfType(DataSourcePublicMetrics.class).size());
}