Package thredds.filesystem

Class ControllerOS

java.lang.Object

thredds.filesystem.ControllerOS

All Implemented Interfaces:

MController

Direct Known Subclasses:

ControllerZip

@ThreadSafe
public class ControllerOS
extends Object
implements MController

Implements an MController without caching, reading from OS each time. recheck is ignored (always true)

Since:

Jun 25, 2009

Constructor Summary

Constructors

Constructor	Description
ControllerOS()

Method Summary

Modifier and Type	Method	Description
void	close()
Iterator<MFile>	getInventoryAll(CollectionConfig mc, boolean recheck)	Returns all leaves in collection, recursing into subdirectories.
Iterator<MFile>	getInventoryTop(CollectionConfig mc, boolean recheck)	Returns all leaves in top collection, not recursing into subdirectories.
Iterator<MFile>	getSubdirs(CollectionConfig mc, boolean recheck)	Returns all subdirectories in top collection.

Methods inherited from class java.lang.Object

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

Constructor Detail

ControllerOS

public ControllerOS()

Method Detail

getInventoryAll

public Iterator<MFile> getInventoryAll(CollectionConfig mc,
                                       boolean recheck)

Description copied from interface: MController

Returns all leaves in collection, recursing into subdirectories.

Specified by:

getInventoryAll in interface MController

Parameters:

mc - defines the collection to scan

recheck - if false, may use cached results. otherwise must sync with File OS

Returns:

iterator over Mfiles, or null if collection does not exist

getInventoryTop

public Iterator<MFile> getInventoryTop(CollectionConfig mc,
                                       boolean recheck)

Description copied from interface: MController

Returns all leaves in top collection, not recursing into subdirectories.

Specified by:

getInventoryTop in interface MController

Parameters:

mc - defines the collection to scan

recheck - if false, may use cached results. otherwise must sync with File OS

Returns:

iterator over Mfiles, or null if collection does not exist

getSubdirs

public Iterator<MFile> getSubdirs(CollectionConfig mc,
                                  boolean recheck)

Description copied from interface: MController

Returns all subdirectories in top collection.

Specified by:

getSubdirs in interface MController

Parameters:

mc - defines the collection to scan

recheck - if false, may use cached results. otherwise must sync with File OS

Returns:

iterator over Mfiles, or null if collection does not exist

close

public void close()

Specified by:

close in interface MController