java.lang.Object
- org.springframework.boot.actuate.metrics.repository.InMemoryMultiMetricRepository

All Implemented Interfaces:
PrefixMetricReader, MultiMetricRepository, PrefixMetricWriter
```
public class InMemoryMultiMetricRepository
extends Object
implements MultiMetricRepository
```
MultiMetricRepository implementation backed by a InMemoryMetricRepository.
Since:
1.5.0

Constructor Summary

Constructors
Constructor	Description
`InMemoryMultiMetricRepository()`	Create a new `InMemoryMetricRepository` backed by a new `InMemoryMetricRepository`.
`InMemoryMultiMetricRepository(InMemoryMetricRepository repository)`	Create a new `InMemoryMetricRepository` backed by the specified `InMemoryMetricRepository`.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`long`	`countGroups()`	The number of groups available in this repository.
`Iterable<Metric<?>>`	`findAll(String metricNamePrefix)`	Find all metrics whose name starts with the given prefix.
`Iterable<String>`	`groups()`	The names of all the groups known to this repository.
`void`	`increment(String group, Delta<?> delta)`	Increment the value of a metric (or decrement if the delta is negative).
`void`	`reset(String group)`	Rest the values of all metrics in the group.
`void`	`set(String group, Collection<Metric<?>> values)`	Save some metric values and associate them with a group name.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - InMemoryMultiMetricRepository
```
public InMemoryMultiMetricRepository()
```
    Create a new InMemoryMetricRepository backed by a new InMemoryMetricRepository.
  - InMemoryMultiMetricRepository
```
public InMemoryMultiMetricRepository(InMemoryMetricRepository repository)
```
    Create a new InMemoryMetricRepository backed by the specified InMemoryMetricRepository.
    Parameters:
    repository - the backing repository
- Method Detail
  - set
```
public void set(String group,
                Collection<Metric<?>> values)
```
    Description copied from interface: PrefixMetricWriter
    Save some metric values and associate them with a group name.
    Specified by:
    set in interface PrefixMetricWriter
    Parameters:
    group - the name of the group
    values - the metric values to save
  - increment
```
public void increment(String group,
                      Delta<?> delta)
```
    Description copied from interface: PrefixMetricWriter
    Increment the value of a metric (or decrement if the delta is negative). The name of the metric to increment is group + "." + delta.name.
    Specified by:
    increment in interface PrefixMetricWriter
    Parameters:
    group - the name of the group
    delta - the amount to increment by
  - groups
```
public Iterable<String> groups()
```
    Description copied from interface: MultiMetricRepository
    The names of all the groups known to this repository.
    Specified by:
    groups in interface MultiMetricRepository
    Returns:
    all available group names
  - countGroups
```
public long countGroups()
```
    Description copied from interface: MultiMetricRepository
    The number of groups available in this repository.
    Specified by:
    countGroups in interface MultiMetricRepository
    Returns:
    the number of groups
  - reset
```
public void reset(String group)
```
    Description copied from interface: PrefixMetricWriter
    Rest the values of all metrics in the group. Implementations may choose to discard the old values.
    Specified by:
    reset in interface PrefixMetricWriter
    Parameters:
    group - reset the whole group
  - findAll
```
public Iterable<Metric<?>> findAll(String metricNamePrefix)
```
    Description copied from interface: PrefixMetricReader
    Find all metrics whose name starts with the given prefix.
    Specified by:
    findAll in interface PrefixMetricReader
    Parameters:
    metricNamePrefix - the prefix for metric names
    Returns:
    all metrics with names starting with the prefix

Class InMemoryMultiMetricRepository

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Constructor Detail

InMemoryMultiMetricRepository

InMemoryMultiMetricRepository

Method Detail

set

increment

groups

countGroups

reset

findAll