Package org.epics.pvaccess.client.pvms

Class OutgoingMulticastIntrospectionRegistry

java.lang.Object

org.epics.pvaccess.client.pvms.OutgoingMulticastIntrospectionRegistry

public final class OutgoingMulticastIntrospectionRegistry
extends Object

Outgoing (sending) introspection registry. Registry is used to cache introspection interfaces to minimize network traffic. This class is not thread safe (optimized to be used only by one thread). Always serializes with id and full introspection data (used by one-to-many transports).

Author:

msekoranja

Field Summary

Fields

Modifier and Type	Field	Description
protected short	pointer
protected Map<org.epics.pvdata.pv.Field,Short>	registry

Constructor Summary

Constructors

Constructor	Description
OutgoingMulticastIntrospectionRegistry()

Method Summary

Modifier and Type	Method	Description
short	registerIntrospectionInterface(org.epics.pvdata.pv.Field field)	Register introspection interface and get it's ID.
void	reset()	Reset registry, i.e.
void	serialize(org.epics.pvdata.pv.Field field, ByteBuffer buffer, org.epics.pvdata.pv.SerializableControl control)

Methods inherited from class java.lang.Object

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

Field Detail

registry

protected final Map<org.epics.pvdata.pv.Field,Short> registry

pointer

protected short pointer

Constructor Detail

OutgoingMulticastIntrospectionRegistry

public OutgoingMulticastIntrospectionRegistry()

Method Detail

reset

public void reset()

Reset registry, i.e. must be done when transport is changed (server restarted).

registerIntrospectionInterface

public short registerIntrospectionInterface(org.epics.pvdata.pv.Field field)

Register introspection interface and get it's ID. If it is already registered only preassigned ID is returned.

Parameters:

field - field to register.

Returns:

id of given Field

serialize

public final void serialize(org.epics.pvdata.pv.Field field,
                            ByteBuffer buffer,
                            org.epics.pvdata.pv.SerializableControl control)