Class StorageFactoryService.FileOperationHelper

java.lang.Object

org.apache.derby.impl.services.monitor.StorageFactoryService.FileOperationHelper

Enclosing class:

StorageFactoryService

private static class StorageFactoryService.FileOperationHelper
extends Object

Helper class for common file operations on the service properties files.

Introduced to take care of error reporting for common file operations carried out in StorageFactoryService.

Field Summary

Fields

Modifier and Type	Field	Description
private String	operation	Name of the most recently performed operation.

Constructor Summary

Constructors

Modifier	Constructor	Description
private	FileOperationHelper()

Method Summary

Modifier and Type	Method	Description
(package private) boolean	delete(StorageFile file, boolean mustSucceed)
(package private) boolean	exists(StorageFile file, boolean mustSucceed)
private void	handleSecPrivException(StorageFile file, boolean mustSucceed, SecurityException se)	Handles security exceptions caused by missing privileges on the files being accessed.
(package private) boolean	renameTo(StorageFile from, StorageFile to, boolean mustSucceed)

Methods inherited from class Object

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

Field Details

operation

private String operation

Name of the most recently performed operation.

Constructor Details

FileOperationHelper

private FileOperationHelper()

Method Details

exists

boolean exists(StorageFile file,
 boolean mustSucceed)
        throws StandardException

Throws:

StandardException

delete

boolean delete(StorageFile file,
 boolean mustSucceed)
        throws StandardException

Throws:

StandardException

renameTo

boolean renameTo(StorageFile from,
 StorageFile to,
 boolean mustSucceed)
          throws StandardException

Throws:

StandardException

handleSecPrivException

private void handleSecPrivException(StorageFile file,
 boolean mustSucceed,
 SecurityException se)
                             throws StandardException

Handles security exceptions caused by missing privileges on the files being accessed.

Parameters:

file - the file that was accessed

mustSucceed - if true a StandardException will be thrown, if false a warning is written to the log

se - the security exception raised

Throws:

StandardException - if mustSucceed is true

NullPointerException - if file or se is null