Class ChannelProcessRequestImpl
- java.lang.Object
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- org.epics.pvaccess.client.impl.remote.BaseRequestImpl
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- org.epics.pvaccess.client.impl.remote.ChannelProcessRequestImpl
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- All Implemented Interfaces:
ChannelProcess
,ChannelRequest
,Lockable
,DataResponse
,ResponseRequest
,SubscriptionRequest
,TransportSender
,org.epics.pvdata.misc.Destroyable
public class ChannelProcessRequestImpl extends BaseRequestImpl implements ChannelProcess
PVA process request.- Version:
- $Id$
- Author:
- Matej Sekoranja
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Field Summary
Fields Modifier and Type Field Description protected ChannelProcessRequester
callback
Response callback listener.-
Fields inherited from class org.epics.pvaccess.client.impl.remote.BaseRequestImpl
channel, channelDestroyed, channelNotConnected, context, destroyed, destroyedStatus, invalidBitSetLengthStatus, invalidPutArrayStatus, invalidPutStructureStatus, ioid, lastRequest, lock, NULL_REQUEST, okStatus, otherRequestPendingStatus, pendingRequest, PURE_CANCEL_REQUEST, PURE_DESTROY_REQUEST, pvDataCreate, pvRequest, remotelyDestroyed, requester, statusCreate, subscribed
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Constructor Summary
Constructors Modifier Constructor Description protected
ChannelProcessRequestImpl(ChannelImpl channel, ChannelProcessRequester callback, org.epics.pvdata.pv.PVStructure pvRequest)
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Method Summary
All Methods Static Methods Instance Methods Concrete Methods Modifier and Type Method Description protected void
activate()
static ChannelProcessRequestImpl
create(ChannelImpl channel, ChannelProcessRequester callback, org.epics.pvdata.pv.PVStructure pvRequest)
void
process()
Issue a process request.void
send(ByteBuffer buffer, TransportSendControl control)
Called by transport.-
Methods inherited from class org.epics.pvaccess.client.impl.remote.BaseRequestImpl
cancel, createBitSetFor, destroy, destroy, getChannel, getIOID, getPendingRequest, getRequester, lastRequest, lock, reportStatus, response, resubscribeSubscription, reuseOrCreatePVField, startRequest, stopRequest, timeout, unlock, updateSubscription
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Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
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Methods inherited from interface org.epics.pvaccess.client.ChannelRequest
cancel, getChannel, lastRequest
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Field Detail
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callback
protected final ChannelProcessRequester callback
Response callback listener.
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Constructor Detail
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ChannelProcessRequestImpl
protected ChannelProcessRequestImpl(ChannelImpl channel, ChannelProcessRequester callback, org.epics.pvdata.pv.PVStructure pvRequest)
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Method Detail
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create
public static ChannelProcessRequestImpl create(ChannelImpl channel, ChannelProcessRequester callback, org.epics.pvdata.pv.PVStructure pvRequest)
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activate
protected void activate()
- Overrides:
activate
in classBaseRequestImpl
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send
public void send(ByteBuffer buffer, TransportSendControl control)
Description copied from interface:TransportSender
Called by transport. By this call transport gives callee ownership over the buffer. Calls onTransportSendControl
instance must be made from calling thread. Moreover, ownership is valid only for the time of call of this method. NOTE: these limitations allow efficient implementation.- Specified by:
send
in interfaceTransportSender
- Overrides:
send
in classBaseRequestImpl
- Parameters:
buffer
- buffer to send.control
- transport send control instance.
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process
public void process()
Description copied from interface:ChannelProcess
Issue a process request. Completion status is reported by calling ChannelProcessRequester.processDone() callback.- Specified by:
process
in interfaceChannelProcess
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