cdac.medinfo.sdk.dcm30_04.services.dimsecommons

Class ServiceAgent

java.lang.Object

cdac.medinfo.sdk.dcm30_04.services.dimsecommons.ServiceAgent

All Implemented Interfaces:

IAssociationStatusListener, IServicePDUReceiver, java.util.EventListener

public class ServiceAgent
extends java.lang.Object
implements IServicePDUReceiver, IAssociationStatusListener

The class ServiceAgent handles and validates the Service messages while sending and receiving. At the time sending it generates the PDU from arrived Dicom Message. At the time of receiving it collects all the PDUs and generates DiocmMessage.

Constructor Summary

Constructors

Constructor and Description
ServiceAgent(PDUWriter pduWriter) Instantiates a new Service Agent.

Method Summary

Methods

Modifier and Type	Method and Description
void	addDataNotificationListener(IDataNotificationReceiver recvr) Registeres the data notification listener.
void	dispose() Dispose.
AgreedAssociation	getAgreedAssociation() Retrieves the Agreed Association created in association negotiation process.
DicomMessage	getDicomMessage() Retrieves the dicom message.
EnumEarlyFailedStatus	getEarlyFailedStatus() Retrieves the EarlyFailed Status for last received DicomMessage.
boolean	isPDUProcessingContinued()
void	onException(DicomException ex, EnumErrorCode ErrorCode) Gets automatically invoked when exception occur while processing data received
boolean	sendServiceMessage(DicomMessage objDicomMessage) Sends Dicom Message in form of PDUs.
void	servicePDUReceive(ServiceEvent objServiceEvent) It processes the arrived service message according to the association status.
void	setAgreedAssociation(AgreedAssociation objAgreedAssociation) Sets the Agreed Association created in association negotiation process.
void	setAssociationStatus(boolean associationStatus) Sets the current status of association notified from Association Agent whenever association status is updated.
void	setDicomMessage(DicomMessage objDicomMessge) Sets the Dicom Message.
void	setEarlyFailedStatus(EnumEarlyFailedStatus enumMsgStatus) Sets the EarlyFailed Status for last received DicomMessage.
void	stopProcess() Stops the process.

Methods inherited from class java.lang.Object

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

Constructor Detail

ServiceAgent

public ServiceAgent(PDUWriter pduWriter)

Instantiates a new Service Agent.

Parameters:

pduWriter - instance of PDUWriter

Method Detail

getEarlyFailedStatus

public EnumEarlyFailedStatus getEarlyFailedStatus()

Retrieves the EarlyFailed Status for last received DicomMessage.

Returns:

EnumEarlyFailedStatus - enum value of EarlyFailed Status

setEarlyFailedStatus

public void setEarlyFailedStatus(EnumEarlyFailedStatus enumMsgStatus)

Sets the EarlyFailed Status for last received DicomMessage.

Parameters:

enumMsgStatus - the enumMsgStatus to set

servicePDUReceive

public void servicePDUReceive(ServiceEvent objServiceEvent)
                       throws java.io.IOException

It processes the arrived service message according to the association status.

Specified by:

servicePDUReceive in interface IServicePDUReceiver

Parameters:

objServiceEvent - instance of ServiceEvent

Throws:

java.io.IOException - Signals that an I/O exception has occurred.

onException

public void onException(DicomException ex,
               EnumErrorCode ErrorCode)

Gets automatically invoked when exception occur while processing data received

Specified by:

onException in interface IServicePDUReceiver

Parameters:

objClientSession - - object of Client Session.

ex - - the exception object

ErrorCode - - the reason of the DicomException

setDicomMessage

public void setDicomMessage(DicomMessage objDicomMessge)

Sets the Dicom Message.

Parameters:

objDicomMessge - instance of Dicom Message

getDicomMessage

public DicomMessage getDicomMessage()

Retrieves the dicom message.

Returns:

DicomMessage - instance of Dicom Message

addDataNotificationListener

public void addDataNotificationListener(IDataNotificationReceiver recvr)

Registeres the data notification listener.

Parameters:

recvr - instance of IDataNotificationReceiver

sendServiceMessage

public boolean sendServiceMessage(DicomMessage objDicomMessage)
                           throws java.io.IOException

Sends Dicom Message in form of PDUs.

Parameters:

objDicomMessage - instance of DicomMessage

Returns:

boolean - shows status True if successfully sent else False.

Throws:

java.io.IOException - Signals that an I/O exception has occurred.

setAgreedAssociation

public void setAgreedAssociation(AgreedAssociation objAgreedAssociation)

Sets the Agreed Association created in association negotiation process.

Parameters:

objAgreedAssociation - instance of Agreed Association

getAgreedAssociation

public AgreedAssociation getAgreedAssociation()

Retrieves the Agreed Association created in association negotiation process.

Returns:

AgreedAssociation - instance of AgreedAssociation

stopProcess

public void stopProcess()

Stops the process.

dispose

public void dispose()

Dispose.

setAssociationStatus

public void setAssociationStatus(boolean associationStatus)

Sets the current status of association notified from Association Agent whenever association status is updated.

Specified by:

setAssociationStatus in interface IAssociationStatusListener

Parameters:

associationStatus - - shows the status of association.

isPDUProcessingContinued

public boolean isPDUProcessingContinued()