Reconfigurable (kafka 2.8.1 API)

All Superinterfaces:

Configurable

All Known Subinterfaces:

MetricsReporter

All Known Implementing Classes:

JmxReporter
```
public interface Reconfigurable
extends Configurable
```
Interface for reconfigurable classes that support dynamic configuration.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`Set<String>`	`reconfigurableConfigs()`	Returns the names of configs that may be reconfigured.
`void`	`reconfigure(Map<String,?> configs)`	Reconfigures this instance with the given key-value pairs.
`void`	`validateReconfiguration(Map<String,?> configs)`	Validates the provided configuration.

Methods inherited from interface org.apache.kafka.common.Configurable
configure

- Method Detail
  - reconfigurableConfigs
```
Set<String> reconfigurableConfigs()
```
    Returns the names of configs that may be reconfigured.
  - validateReconfiguration
```
void validateReconfiguration(Map<String,?> configs)
                      throws ConfigException
```
    Validates the provided configuration. The provided map contains all configs including any reconfigurable configs that may be different from the initial configuration. Reconfiguration will be not performed if this method throws any exception.
    
    Throws:
    
    ConfigException - if the provided configs are not valid. The exception message from ConfigException will be returned to the client in the AlterConfigs response.
  - reconfigure
```
void reconfigure(Map<String,?> configs)
```
    Reconfigures this instance with the given key-value pairs. The provided map contains all configs including any reconfigurable configs that may have changed since the object was initially configured using Configurable.configure(Map). This method will only be invoked if the configs have passed validation using validateReconfiguration(Map).