Examples of org.springframework.boot.actuate.endpoint.PublicMetrics

Package org.springframework.boot.actuate.endpoint

Examples of org.springframework.boot.actuate.endpoint.PublicMetrics

org.springframework.boot.actuate.endpoint.PublicMetrics
Interface to expose specific {@link Metric}s via a {@link MetricsEndpoint}. @author Dave Syer @see VanillaPublicMetrics @see SystemPublicMetrics

  @Configuration
  static class CustomPublicMetricsConfig {


    @Bean
    PublicMetrics customPublicMetrics() {
      return new PublicMetrics() {
        @Override
        public Collection<Metric<?>> metrics() {
          Metric<Integer> metric = new Metric<Integer>("foo", 1);
          return Collections.<Metric<?>> singleton(metric);
        }

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  }


  @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");
  }

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  }


  @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");
  }

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  }


  @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");
  }

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  @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");
  }

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Related Classes of org.springframework.boot.actuate.endpoint.PublicMetrics

org.springframework.boot.actuate.autoconfigure.EndpointAutoConfigurationTests$CustomPublicMetricsConfig

org.springframework.boot.actuate.autoconfigure.PublicMetricsAutoConfigurationTests

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