org.eclipse.scada.hd.server.storage.hds

Class AbstractStorageManager

java.lang.Object

org.eclipse.scada.hd.server.storage.hds.AbstractStorageManager

Direct Known Subclasses:

StorageManager, StorageManager

public class AbstractStorageManager
extends Object

Field Summary

Fields

Modifier and Type	Field and Description
protected File	base
protected ScheduledExecutorService	queryExecutor

Constructor Summary

Constructors

Constructor and Description
AbstractStorageManager(File base)

Method Summary

Modifier and Type	Method and Description
protected void	checkValid() Check if the base directory is a valid directory
void	dispose()
protected Map<String,File>	findStorages() Scan the file base for valid storages
File	getBase()
protected void	handleBaseNotFound()
protected String	probe(File file) Probe the directory if it is a valid storage

Methods inherited from class java.lang.Object

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

Field Detail

queryExecutor

protected final ScheduledExecutorService queryExecutor

base

protected final File base

Constructor Detail

AbstractStorageManager

public AbstractStorageManager(File base)

Method Detail

getBase

public File getBase()

dispose

public void dispose()

findStorages

protected Map<String,File> findStorages()

Scan the file base for valid storages

Returns:

an id to directory map with valid storages

handleBaseNotFound

protected void handleBaseNotFound()

probe

protected String probe(File file)

Probe the directory if it is a valid storage

Parameters:

file - the directory to probe

Returns:

the id of storage or null if it is not a valid store

checkValid

protected void checkValid()

Check if the base directory is a valid directory

Throws:

IllegalStateException - if the base if not valid