com.whitestein.lsps.engine

Interface ProcessAgent

All Known Implementing Classes:

ProcessAgentImpl

public interface ProcessAgent

Author:

rba

Field Summary

Fields

Modifier and Type	Field and Description
static String	MESSAGE_SELECTOR_PROPERTY Name of the JMS message selector property used to filter JMS messages

Method Summary

Modifier and Type	Method and Description
ExecutionTrace	handleCommUnit(CommunicationUnit communicationUnit) Handles a communication unit.
ExecutionTrace	handleCommUnitInNewTransaction(CommunicationUnit communicationUnit) Handles a communication unit in a new transaction.
ExecutionTrace	handleCommUnitWithDeadlockRetry(CommunicationUnit communicationUnit) Handles a communication unit in a new transaction with retrying in case of deadlock
ExecutionTrace	handleCommUnitWithErrorHandling(CommunicationUnit communicationUnit) Handles a communication unit with error-handling.
void	initTimers() This method is called from the com.whitestein.lsps.tools.InitServiceImpl at the application startup.
void	terminateOnModelChange(ModelInstance modelInstance)

Field Detail

MESSAGE_SELECTOR_PROPERTY

static final String MESSAGE_SELECTOR_PROPERTY

Name of the JMS message selector property used to filter JMS messages

See Also:

Constant Field Values

Method Detail

handleCommUnit

ExecutionTrace handleCommUnit(CommunicationUnit communicationUnit)
                       throws ModelInstanceNotFoundException,
                              InvalidModelInstanceStateException,
                              ErrorException

Handles a communication unit.

Parameters:

communicationUnit -

Returns:

the result

Throws:

ModelInstanceNotFoundException

InvalidModelInstanceStateException

ErrorException

handleCommUnitInNewTransaction

ExecutionTrace handleCommUnitInNewTransaction(CommunicationUnit communicationUnit)
                                       throws ModelInstanceNotFoundException,
                                              InvalidModelInstanceStateException,
                                              ErrorException

Handles a communication unit in a new transaction.

Parameters:

communicationUnit -

Returns:

the result

Throws:

ModelInstanceNotFoundException

InvalidModelInstanceStateException

ErrorException

handleCommUnitWithDeadlockRetry

ExecutionTrace handleCommUnitWithDeadlockRetry(CommunicationUnit communicationUnit)
                                        throws Exception

Handles a communication unit in a new transaction with retrying in case of deadlock

Parameters:

communicationUnit -

Returns:

the result

Throws:

ModelInstanceNotFoundException

InvalidModelInstanceStateException

Exception

handleCommUnitWithErrorHandling

ExecutionTrace handleCommUnitWithErrorHandling(CommunicationUnit communicationUnit)

Handles a communication unit with error-handling.

Parameters:

communicationUnit -

Returns:

the result

initTimers

void initTimers()

This method is called from the com.whitestein.lsps.tools.InitServiceImpl at the application startup. Loads all timer notification entries from database and register them again with system timer service.

terminateOnModelChange

void terminateOnModelChange(ModelInstance modelInstance)