| Name | Description | Type | Package | Framework |
| CompositeMetricWriter | Composite implementation of MetricWriter that just sends its input to all ofthe delegates that have been registered. | Class | org.springframework.boot.actuate.metrics.writer | Spring Boot |
| CounterWriter | Simple writer for counters (metrics that increment). | Interface | org.springframework.boot.actuate.metrics.writer | Spring Boot |
| DefaultCounterService | Default implementation of CounterService. | Class | org.springframework.boot.actuate.metrics.writer | Spring Boot |
| DefaultGaugeService | Default implementation of GaugeService. | Class | org.springframework.boot.actuate.metrics.writer | Spring Boot |
| Delta | A value object representing an increment in a metric value (usually a counter). | Class | org.springframework.boot.actuate.metrics.writer | Spring Boot |
| DropwizardMetricWriter | A MetricWriter that send data to a Dropwizard MetricRegistry based on aUpdates to increment(Delta) with names in meter. | Class | org.springframework.boot.actuate.metrics.writer | Spring Boot |
| GaugeWriter | Writer for gauge values (simple metric with a number value). | Interface | org.springframework.boot.actuate.metrics.writer | Spring Boot |
| MessageChannelMetricWriter | A MetricWriter that publishes the metric updates on a MessageChannel. | Class | org.springframework.boot.actuate.metrics.writer | Spring Boot |
| MetricWriter | Basic strategy for write operations on Metric data. | Interface | org.springframework.boot.actuate.metrics.writer | Spring Boot |
| MetricWriterMessageHandler | A MessageHandler that updates Metric values through aAuthor:Dave SyerSee Also:MessageChannelMetricWriter | Class | org.springframework.boot.actuate.metrics.writer | Spring Boot |
| PrefixMetricWriter | A writer for metrics that allows efficient storage of groups of metrics with a commonname prefix (their group name). | Interface | org.springframework.boot.actuate.metrics.writer | Spring Boot |