Module io.helidon.dbclient.metrics
Package io.helidon.dbclient.metrics

Class DbClientMetricBuilder<B extends DbClientMetricBuilder<B,T>,T extends DbClientServiceBase>

java.lang.Object
io.helidon.dbclient.DbClientServiceBase.BuilderBase<B,T>
io.helidon.dbclient.metrics.DbClientMetricBuilder<B,T>
Type Parameters:
B - type of the builder extending this class
T - Type of the built DbClientServiceBase instance
All Implemented Interfaces:
Builder<B,T>, Supplier<T>
public abstract class DbClientMetricBuilder<B extends DbClientMetricBuilder<B,T>,T extends DbClientServiceBase> extends DbClientServiceBase.BuilderBase<B,T>
Database Client metric builder.

  • Constructor Details

    • DbClientMetricBuilder

      public DbClientMetricBuilder()

  • Method Details

    • name

      public B name(String metricName)
      Configure a metric name.
      Parameters:
      metricName - name of the metric
      Returns:
      updated builder instance

    • metadata

      public B metadata(io.helidon.dbclient.metrics.MeterMetadata meta)
      Configure metric metadata.
      Parameters:
      meta - metric metadata
      Returns:
      updated builder instance

    • nameFormat

      public B nameFormat(String format)
      Configure a name format.

      The format can use up to two parameters - first is the DbStatementType as a string, second is the statement name.

      Parameters:
      format - format string expecting zero to two parameters that can be processed by String.format(String, Object...)
      Returns:
      updated builder instance

    • nameFormat

      public B nameFormat(BiFunction<String,DbStatementType,String> function)
      Configure a name format function.

      The first parameter is the statement name.

      Parameters:
      function - function to use to create metric name
      Returns:
      updated builder instance

    • errors

      public B errors(boolean measureErrors)
      Whether to measure failed statements.
      Parameters:
      measureErrors - set to false if errors should be ignored
      Returns:
      updated builder instance

    • success

      public B success(boolean measureSuccess)
      Whether to measure successful statements.
      Parameters:
      measureSuccess - set to false if successes should be ignored
      Returns:
      updated builder instance

    • description

      public B description(String description)
      Description of the metric used in metric metadata.
      Parameters:
      description - description
      Returns:
      updated builder instance

    • config

      public B config(Config config)
      Configure a metric from configuration. The following configuration key are used:
      DB Metric configuration options
      key default description
      errors true Whether this metric triggers for error states
      success true Whether this metric triggers for successful executions
      name-format db.metric-type.statement-name A string format used to construct a metric name. The format gets two parameters: the statement name and the statement type
      description   Description of this metric.
      Overrides:
      config in class DbClientServiceBase.BuilderBase<B extends io.helidon.dbclient.metrics.MetricBuilderBase<B,T>,T extends DbClientServiceBase>
      Parameters:
      config - configuration to configure this metric
      Returns:
      updated builder instance