org.nd4j.linalg.api.memory.provider

Class BasicWorkspaceManager

java.lang.Object

org.nd4j.linalg.api.memory.provider.BasicWorkspaceManager

All Implemented Interfaces:

MemoryWorkspaceManager

public abstract class BasicWorkspaceManager
extends Object
implements MemoryWorkspaceManager

Field Summary

Fields

Modifier and Type	Field and Description
protected ThreadLocal<Map<String,MemoryWorkspace>>	backingMap
protected AtomicLong	counter
protected SynchronizedObject<DebugMode>	debugMode
protected WorkspaceConfiguration	defaultConfiguration
static String	WorkspaceDeallocatorThreadName Deprecated.

Constructor Summary

Constructors

Constructor and Description
BasicWorkspaceManager()
BasicWorkspaceManager(@NonNull WorkspaceConfiguration defaultConfiguration)

Method Summary

Modifier and Type	Method and Description
boolean	anyWorkspaceActiveForCurrentThread() Determine if there are any workspaces open for the current thread.
boolean	checkIfWorkspaceExists(@NonNull String id) This method checks, if Workspace with a given Id was created before this call
boolean	checkIfWorkspaceExistsAndActive(@NonNull String id) This method checks, if Workspace with a given Id was created before this call, AND is active at the moment of call
void	destroyAllWorkspacesForCurrentThread() This method destroys all workspaces allocated in current thread
void	destroyWorkspace() This method destroy default workspace, if any
void	destroyWorkspace(MemoryWorkspace workspace) This method destroys given workspace
protected void	ensureThreadExistense()
List<MemoryWorkspace>	getAllWorkspacesForCurrentThread() This method returns all workspaces for current thread
List<String>	getAllWorkspacesIdsForCurrentThread() This method returns list of workspace IDs for current thread
MemoryWorkspace	getAndActivateWorkspace() This method gets & activates default workspace
MemoryWorkspace	getAndActivateWorkspace(@NonNull String id) This method gets & activates workspace with a given Id
MemoryWorkspace	getAndActivateWorkspace(@NonNull WorkspaceConfiguration configuration, @NonNull String id) This method gets & activates default with a given configuration and Id
DebugMode	getDebugMode() This method returns current debug mode active in this JVM
String	getUUID() Returns globally unique ID
MemoryWorkspace	getWorkspaceForCurrentThread() This method will return workspace with default configuration and default id.
MemoryWorkspace	getWorkspaceForCurrentThread(@NonNull String id) This method returns you Workspace for a given Id for current Thread PLEASE NOTE: If Workspace wasn't defined, new Workspace will be created using current default configuration
protected abstract void	pickReference(MemoryWorkspace workspace)
void	printAllocationStatisticsForCurrentThread() This method prints out basic statistics for workspaces allocated in current thread
MemoryWorkspace	scopeOutOfWorkspaces() This method temporary opens block out of any workspace scope.
void	setDebugMode(DebugMode mode) This method allows to enable (and pick one) global debug mode for workspaces Default value: DISABLED
void	setDefaultWorkspaceConfiguration(@NonNull WorkspaceConfiguration configuration) This method allows to specify "Default" configuration, that will be used in signatures which do not have WorkspaceConfiguration argument
void	setWorkspaceForCurrentThread(MemoryWorkspace workspace) This method allows you to set given Workspace as default for current Thread
void	setWorkspaceForCurrentThread(@NonNull MemoryWorkspace workspace, @NonNull String id) This method allows you to set given Workspace for spacific Id for current Thread

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.nd4j.linalg.api.memory.MemoryWorkspaceManager

createNewWorkspace, createNewWorkspace, createNewWorkspace, createNewWorkspace, getWorkspaceForCurrentThread

Field Detail

counter

protected AtomicLong counter

defaultConfiguration

protected WorkspaceConfiguration defaultConfiguration

backingMap

protected ThreadLocal<Map<String,MemoryWorkspace>> backingMap

debugMode

protected SynchronizedObject<DebugMode> debugMode

WorkspaceDeallocatorThreadName

@Deprecated
public static final String WorkspaceDeallocatorThreadName

Deprecated.

See Also:

Constant Field Values

Constructor Detail

BasicWorkspaceManager

public BasicWorkspaceManager()

BasicWorkspaceManager

public BasicWorkspaceManager(@NonNull
                             @NonNull WorkspaceConfiguration defaultConfiguration)

Method Detail

getUUID

public String getUUID()

Returns globally unique ID

Specified by:

getUUID in interface MemoryWorkspaceManager

Returns:

setDefaultWorkspaceConfiguration

public void setDefaultWorkspaceConfiguration(@NonNull
                                             @NonNull WorkspaceConfiguration configuration)

This method allows to specify "Default" configuration, that will be used in signatures which do not have WorkspaceConfiguration argument

Specified by:

setDefaultWorkspaceConfiguration in interface MemoryWorkspaceManager

Parameters:

configuration -

getWorkspaceForCurrentThread

public MemoryWorkspace getWorkspaceForCurrentThread()

This method will return workspace with default configuration and default id.

Specified by:

getWorkspaceForCurrentThread in interface MemoryWorkspaceManager

Returns:

getWorkspaceForCurrentThread

public MemoryWorkspace getWorkspaceForCurrentThread(@NonNull
                                                    @NonNull String id)

Description copied from interface: MemoryWorkspaceManager

This method returns you Workspace for a given Id for current Thread PLEASE NOTE: If Workspace wasn't defined, new Workspace will be created using current default configuration

Specified by:

getWorkspaceForCurrentThread in interface MemoryWorkspaceManager

Returns:

getDebugMode

public DebugMode getDebugMode()

Description copied from interface: MemoryWorkspaceManager

This method returns current debug mode active in this JVM

Specified by:

getDebugMode in interface MemoryWorkspaceManager

Returns:

setDebugMode

public void setDebugMode(DebugMode mode)

Description copied from interface: MemoryWorkspaceManager

This method allows to enable (and pick one) global debug mode for workspaces Default value: DISABLED

Specified by:

setDebugMode in interface MemoryWorkspaceManager

pickReference

protected abstract void pickReference(MemoryWorkspace workspace)

setWorkspaceForCurrentThread

public void setWorkspaceForCurrentThread(MemoryWorkspace workspace)

Description copied from interface: MemoryWorkspaceManager

This method allows you to set given Workspace as default for current Thread

Specified by:

setWorkspaceForCurrentThread in interface MemoryWorkspaceManager

setWorkspaceForCurrentThread

public void setWorkspaceForCurrentThread(@NonNull
                                         @NonNull MemoryWorkspace workspace,
                                         @NonNull
                                         @NonNull String id)

Description copied from interface: MemoryWorkspaceManager

This method allows you to set given Workspace for spacific Id for current Thread

Specified by:

setWorkspaceForCurrentThread in interface MemoryWorkspaceManager

destroyWorkspace

public void destroyWorkspace(MemoryWorkspace workspace)

This method destroys given workspace

Specified by:

destroyWorkspace in interface MemoryWorkspaceManager

Parameters:

workspace -

destroyWorkspace

public void destroyWorkspace()

This method destroy default workspace, if any

Specified by:

destroyWorkspace in interface MemoryWorkspaceManager

destroyAllWorkspacesForCurrentThread

public void destroyAllWorkspacesForCurrentThread()

This method destroys all workspaces allocated in current thread

Specified by:

destroyAllWorkspacesForCurrentThread in interface MemoryWorkspaceManager

ensureThreadExistense

protected void ensureThreadExistense()

getAndActivateWorkspace

public MemoryWorkspace getAndActivateWorkspace()

This method gets & activates default workspace

Specified by:

getAndActivateWorkspace in interface MemoryWorkspaceManager

Returns:

getAndActivateWorkspace

public MemoryWorkspace getAndActivateWorkspace(@NonNull
                                               @NonNull String id)

This method gets & activates workspace with a given Id

Specified by:

getAndActivateWorkspace in interface MemoryWorkspaceManager

Parameters:

id -

Returns:

getAndActivateWorkspace

public MemoryWorkspace getAndActivateWorkspace(@NonNull
                                               @NonNull WorkspaceConfiguration configuration,
                                               @NonNull
                                               @NonNull String id)

This method gets & activates default with a given configuration and Id

Specified by:

getAndActivateWorkspace in interface MemoryWorkspaceManager

Parameters:

configuration -

id -

Returns:

checkIfWorkspaceExists

public boolean checkIfWorkspaceExists(@NonNull
                                      @NonNull String id)

This method checks, if Workspace with a given Id was created before this call

Specified by:

checkIfWorkspaceExists in interface MemoryWorkspaceManager

Parameters:

id -

Returns:

checkIfWorkspaceExistsAndActive

public boolean checkIfWorkspaceExistsAndActive(@NonNull
                                               @NonNull String id)

Description copied from interface: MemoryWorkspaceManager

This method checks, if Workspace with a given Id was created before this call, AND is active at the moment of call

Specified by:

checkIfWorkspaceExistsAndActive in interface MemoryWorkspaceManager

Returns:

scopeOutOfWorkspaces

public MemoryWorkspace scopeOutOfWorkspaces()

This method temporary opens block out of any workspace scope.

PLEASE NOTE: Do not forget to close this block.

Specified by:

scopeOutOfWorkspaces in interface MemoryWorkspaceManager

Returns:

printAllocationStatisticsForCurrentThread

public void printAllocationStatisticsForCurrentThread()

This method prints out basic statistics for workspaces allocated in current thread

Specified by:

printAllocationStatisticsForCurrentThread in interface MemoryWorkspaceManager

getAllWorkspacesIdsForCurrentThread

public List<String> getAllWorkspacesIdsForCurrentThread()

Description copied from interface: MemoryWorkspaceManager

This method returns list of workspace IDs for current thread

Specified by:

getAllWorkspacesIdsForCurrentThread in interface MemoryWorkspaceManager

Returns:

getAllWorkspacesForCurrentThread

public List<MemoryWorkspace> getAllWorkspacesForCurrentThread()

Description copied from interface: MemoryWorkspaceManager

This method returns all workspaces for current thread

Specified by:

getAllWorkspacesForCurrentThread in interface MemoryWorkspaceManager

anyWorkspaceActiveForCurrentThread

public boolean anyWorkspaceActiveForCurrentThread()

Description copied from interface: MemoryWorkspaceManager

Determine if there are any workspaces open for the current thread.

Specified by:

anyWorkspaceActiveForCurrentThread in interface MemoryWorkspaceManager

Returns:

True if any workspaces are open for this thread, false otherwise