net.dempsy.distconfig.clusterinfo

Class ClusterInfoPropertiesStore

java.lang.Object

net.dempsy.distconfig.PropertiesStore

net.dempsy.distconfig.clusterinfo.ClusterInfoPropertiesStore

public class ClusterInfoPropertiesStore
extends PropertiesStore

Constructor Summary

Constructors

Constructor and Description
ClusterInfoPropertiesStore(ClusterInfoSession session, String path)

Method Summary

Modifier and Type	Method and Description
int	clear(String... propNames) This will clear the given properties by name.
int	merge(Properties props) This will merge the new properties with the old properties overwriting where there are clashes.
int	push(Properties props) This will basically clear the existing properties and replace them with the new set.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ClusterInfoPropertiesStore

public ClusterInfoPropertiesStore(ClusterInfoSession session,
                                  String path)

Method Detail

push

public int push(Properties props)

Description copied from class: PropertiesStore

This will basically clear the existing properties and replace them with the new set. The return value is a version identifier for the new version. The format is specific to the underlying implementation. Version numbers will be increasing but they don't need to be sequential.

Specified by:

push in class PropertiesStore

Parameters:

props - is the Properties to store.

Returns:

the new version of the properties.

merge

public int merge(Properties props)

Description copied from class: PropertiesStore

This will merge the new properties with the old properties overwriting where there are clashes.

Specified by:

merge in class PropertiesStore

Parameters:

props - is the Properties to store.

Returns:

the new version of the properties.

clear

public int clear(String... propNames)
          throws IOException

Description copied from class: PropertiesStore

This will clear the given properties by name.

Specified by:

clear in class PropertiesStore

Parameters:

propNames - is the set of keys to clear from the distributed properties.

Returns:

the new version of the properties.

Throws:

IOException - if the underlying transport or storage mechanism throws an IOException