Package org.apache.geode.distributed

Interface ConfigurationPersistenceService

@Experimental
public interface ConfigurationPersistenceService

Field Summary

Fields

Modifier and Type	Field	Description
static final String	CLUSTER_CONFIG

Method Summary

Modifier and Type	Method	Description
CacheConfig	getCacheConfig(String group)	retrieves the configuration object of a member group
CacheConfig	getCacheConfig(String group, boolean createNew)
Set<String>	getGroups()	retrieves all the group names in the cluster
void	updateCacheConfig(String group, UnaryOperator<CacheConfig> mutator)	update the cluster configuration of a member group

Field Details

CLUSTER_CONFIG

static final String CLUSTER_CONFIG

See Also:

• Constant Field Values

Method Details

getGroups

Set<String> getGroups()

retrieves all the group names in the cluster

Returns:

a Set of all the group names in the cluster

getCacheConfig

CacheConfig getCacheConfig(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(String group,
 boolean createNew)

updateCacheConfig

void updateCacheConfig(String group,
 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