com.buglabs.osgi.cm.persistance
Class PersistanceManager

java.lang.Object
  com.buglabs.osgi.cm.persistance.PersistanceManager

All Implemented Interfaces:

IPersistanceManager, java.io.Serializable

public class PersistanceManager
extends java.lang.Object
implements IPersistanceManager, java.io.Serializable

Helper class that aids in persisting, updating and retrieving Configurations

See Also:

Serialized Form

Constructor Summary

PersistanceManager()

Method Summary

boolean	delete(Configuration config) Delete files from storage provided by the Framework
Configuration	retrieve(java.lang.String pid) Retrieves Configuration identified by pid
void	store(Configuration config) Persists Configuration object to storage provided by the Framework
void	update(java.util.Dictionary properies, Configuration configuration) Updates properties of Configuration, if properties is null, all Dictionary values will be removed exception Constants .SERVICE_PID

Methods inherited from class java.lang.Object

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

Constructor Detail

PersistanceManager

public PersistanceManager()

Method Detail

delete

public boolean delete(Configuration config)
               throws java.io.IOException

Delete files from storage provided by the Framework

Specified by:

delete in interface IPersistanceManager

Parameters:

pid - id of the Configuration to delete

Returns:

true if Configuration has been removed successfuly, false otherwise

Throws:

java.io.IOException

store

public void store(Configuration config)
           throws java.io.IOException

Persists Configuration object to storage provided by the Framework

Specified by:

store in interface IPersistanceManager

Parameters:

properties -

Throws:

java.io.IOException

retrieve

public Configuration retrieve(java.lang.String pid)
                       throws java.io.IOException,
                              java.lang.ClassNotFoundException

Description copied from interface: IPersistanceManager

Retrieves Configuration identified by pid

Specified by:

retrieve in interface IPersistanceManager

Parameters:

pid - id of the service for which configuration need to be retrieved

Returns:

Returns Configuration for this service

Throws:

java.io.IOException

java.lang.ClassNotFoundException

update

public void update(java.util.Dictionary properies,
                   Configuration configuration)
            throws java.io.IOException,
                   java.lang.ClassNotFoundException

Updates properties of Configuration, if properties is null, all Dictionary values will be removed exception Constants .SERVICE_PID

Specified by:

update in interface IPersistanceManager

Parameters:

configuration - Configuration object properties of which should be updated

Throws:

java.lang.ClassNotFoundException

java.io.IOException