VMware GemFire Java API Reference

ConfigurationPersistenceService (Tanzu GemFire 10.1.4)

@Experimental
public interface ConfigurationPersistenceService

Field Summary

Fields
Modifier and Type Field Description

static java.lang.String CLUSTER_CONFIG

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`CacheConfig`	`getCacheConfig(java.lang.String group)`	retrieves the configuration object of a member group
`CacheConfig`	`getCacheConfig(java.lang.String group, boolean createNew)`
`java.util.Set<java.lang.String>`	`getGroups()`	retrieves all the group names in the cluster
`void`	`updateCacheConfig(java.lang.String group, java.util.function.UnaryOperator<CacheConfig> mutator)`	update the cluster configuration of a member group

- Field Detail
  - CLUSTER_CONFIG
```
static final java.lang.String CLUSTER_CONFIG
```
    See Also:
    
    Constant Field Values
- Method Detail
  - getGroups
```
java.util.Set<java.lang.String> getGroups()
```
    retrieves all the group names in the cluster
    
    Returns:
    
    a Set of all the group names in the cluster
  - getCacheConfig
```
CacheConfig getCacheConfig(java.lang.String group)
```
    retrieves the configuration object of a member group
    
    Parameters:
    
    group - the member group name, if null, then "cluster" is assumed
    
    Returns:
    
    the configuration object
  - getCacheConfig
```
CacheConfig getCacheConfig(java.lang.String group,
                           boolean createNew)
```
  - updateCacheConfig
```
void updateCacheConfig(java.lang.String group,
                       java.util.function.UnaryOperator<CacheConfig> mutator)
```
    update the cluster configuration of a member group
    
    Parameters:
    
    group - the member group name, if null, then "cluster" is assumed
    
    mutator - the change you want to apply to the configuration. mutator returns null indicating that no update is done to the CacheConfig, or it returns the updated CacheConfig