Package org.opendaylight.controller.cluster.messaging

Class MessageSlicer

java.lang.Object

org.opendaylight.controller.cluster.messaging.MessageSlicer

All Implemented Interfaces:

AutoCloseable

public class MessageSlicer
extends Object
implements AutoCloseable

This class slices messages into smaller chunks. MessageAssembler is used to re-assemble the messages.

Author:

Thomas Pantelis

See Also:

• MessageAssembler

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	MessageSlicer.Builder

Field Summary

Fields

Modifier and Type	Field	Description
static final int	DEFAULT_MAX_SLICING_TRIES

Method Summary

Modifier and Type	Method	Description
static MessageSlicer.Builder	builder()	Returns a new Builder for creating MessageSlicer instances.
void	cancelSlicing(@NonNull Predicate<Identifier> filter)	Cancels all in-progress sliced message state that matches the given filter.
void	checkExpiredSlicedMessageState()	Checks for and removes sliced message state that has expired due to inactivity from the assembling component on the other end.
void	close()	Closes and removes all in-progress sliced message state.
boolean	handleMessage(Object message)	Invoked to handle messages pertaining to this class.
static boolean	isHandledMessage(Object message)	Checks if the given message is handled by this class.
boolean	slice(SliceOptions options)	Slices a message into chunks based on the serialized size, the maximum message slice size and the given options.

Methods inherited from class java.lang.Object

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

Field Details

DEFAULT_MAX_SLICING_TRIES

public static final int DEFAULT_MAX_SLICING_TRIES

See Also:

• Constant Field Values

Method Details

builder

public static MessageSlicer.Builder builder()

Returns a new Builder for creating MessageSlicer instances.

Returns:

a Builder instance

isHandledMessage

public static boolean isHandledMessage(Object message)

Checks if the given message is handled by this class. If so, it should be forwarded to the handleMessage(Object) method

Parameters:

message - the message to check

Returns:

true if handled, false otherwise

slice

public boolean slice(SliceOptions options)

Slices a message into chunks based on the serialized size, the maximum message slice size and the given options.

Parameters:

options - the SliceOptions

Returns:

true if the message was sliced, false otherwise

handleMessage

public boolean handleMessage(Object message)

Invoked to handle messages pertaining to this class.

Parameters:

message - the message

Returns:

true if the message was handled, false otherwise

checkExpiredSlicedMessageState

public void checkExpiredSlicedMessageState()

Checks for and removes sliced message state that has expired due to inactivity from the assembling component on the other end.

close

public void close()

Closes and removes all in-progress sliced message state.

Specified by:

close in interface AutoCloseable

cancelSlicing

public void cancelSlicing(@NonNull Predicate<Identifier> filter)

Cancels all in-progress sliced message state that matches the given filter.

Parameters:

filter - filters by Identifier