com.gridsystems.storage
Interface FailSafe

public interface FailSafe

This interface gives file backup services.

Version:

1.0

Method Summary

java.lang.String[]	getFileNameList() It returns all the files that will be safe saved.
void	load(java.lang.String[] fileNames) Loads information of the class contained in the files.
void	recoverFromLoadError(java.lang.Exception error) Error treatment of the load method.
void	recoverFromStoreError(java.lang.Exception error) Error treatment of the store method.
void	store(java.lang.String[] fileNames) It stores the information of the class in that files.

Method Detail

getFileNameList

java.lang.String[] getFileNameList()

It returns all the files that will be safe saved.

Returns:

a list of files.

store

void store(java.lang.String[] fileNames)
           throws java.lang.Exception

It stores the information of the class in that files.

IMPORTANT: This method MUST be synchronized.

Parameters:

fileNames - List of files to store the class information

Throws:

java.lang.Exception - if the files cannot be stored correctly.

recoverFromStoreError

void recoverFromStoreError(java.lang.Exception error)
                           throws java.lang.Exception

Error treatment of the store method.

IMPORTANT: This method MUST be synchronized.

Parameters:

error - Error thrown by store method.

Throws:

java.lang.Exception - if error cannot be handled

load

void load(java.lang.String[] fileNames)
          throws java.lang.Exception

Loads information of the class contained in the files.

IMPORTANT: This method MUST be synchronized.

Parameters:

fileNames - List of files to store the class information

Throws:

java.lang.Exception - if the files cannot be loaded correctly.

recoverFromLoadError

void recoverFromLoadError(java.lang.Exception error)
                          throws java.lang.Exception

Error treatment of the load method.

IMPORTANT: This method MUST be synchronized.

Parameters:

error - Error throwed by load method.

Throws:

java.lang.Exception - if error cannot be handled