enterprises.orbital.base

Interface PersistentPropertyProvider

All Known Implementing Classes:

PersistentProperty.InMemoryPersistentPropertyProvider

public interface PersistentPropertyProvider

Provider implementation for PersistentProperty. After implementing this interface, use PersistentProperty.setProvider to change the provider.

Method Summary

Modifier and Type	Method and Description
PersistentProperty	get(String key) Return the current value of the property with the given name.
String	remove(String key) Remove the property with the given name.
List<PersistentProperty>	retrieveAll() Retrieve the list of all current persisted properties.
String	set(String key, String value) Set the value of the given property.

Method Detail

retrieveAll

List<PersistentProperty> retrieveAll()

Retrieve the list of all current persisted properties.

Returns:

the list of all current persisted properties.

get

PersistentProperty get(String key)

Return the current value of the property with the given name.

Parameters:

key - the name of the property to return.

Returns:

the current value of the given property, or null if the given property does not exist.

set

String set(String key,
           String value)

Set the value of the given property.

Parameters:

key - the name of the property to set.

value - the value for the property.

Returns:

the previous value of the property, or null if the property did not previously exist.

remove

String remove(String key)

Remove the property with the given name.

Parameters:

key - the name of the property to remove.

Returns:

the value of the property, or null if the property does not exist.