SmartFrog 3.10.000

org.smartfrog.sfcore.workflow.components
Class EventQueue

java.lang.Object
  extended by org.smartfrog.sfcore.reference.RemoteReferenceResolverHelperImpl
      extended by org.smartfrog.sfcore.prim.PrimImpl
          extended by org.smartfrog.sfcore.workflow.eventbus.EventPrimImpl
              extended by org.smartfrog.sfcore.workflow.components.EventQueue
All Implemented Interfaces:
java.rmi.Remote, MessageKeys, Diagnostics, Liveness, Prim, RemoteReferenceResolver, RemoteReferenceResolverHelper, EventBus, EventRegistration, EventSink

public class EventQueue
extends EventPrimImpl
implements Prim

An extension of Prim providing the Primitive SmartFrog Component with the required event handling.


Field Summary
 
Fields inherited from class org.smartfrog.sfcore.prim.PrimImpl
refLivenessDelay, refLivenessFactor, sfCompleteName, sfContext, sfDeployHooks, sfDeployWithHooks, sfExportRef, sfIsDeployed, sfIsStarted, sfIsTerminated, sfIsTerminating, sfLivenessCount, sfLivenessDelay, sfLivenessFactor, sfLivenessSender, sfParent, sfStartHooks, sfTerminateWithHooks, termLock
 
Fields inherited from interface org.smartfrog.sfcore.common.MessageKeys
CANNOT_LINK_TO_PREDICATE, COMPONENT_TERMINATED, COPY_FAILED, COPY_SERIALIZE_FAILED, ERROR_NO_SECURITY_BUT_REQUIRED, ILLEGAL_BOOLEAN_PARAMETER, ILLEGAL_NUMERIC_PARAMETER, ILLEGAL_STRING_PARAMETER, ILLEGAL_VECTOR_PARAMETER, LIVENESS_SEND_FAILURE, LIVENESS_SEND_FAILURE_IN, MISSING_PARAMETER, MSG_CLASS_NOT_FOUND, MSG_CONNECT_ERR, MSG_CONT_OTHER_DEPLOY, MSG_DEPLOY_COMP_TERMINATED, MSG_DEPLOY_SUCCESS, MSG_DEPLOYWITH_PHASE_FAILED, MSG_DETACH_SUCCESS, MSG_DETACH_TERMINATE_SUCCESS, MSG_ERR_DEPLOY_FROM_URL, MSG_ERR_PARSE, MSG_ERR_RESOLVE_PHASE, MSG_ERR_SF_RUNNING, MSG_ERR_TERM, MSG_FAILED_INET_ADDRESS_LOOKUP, MSG_FAILED_TO_CONTACT_PARENT, MSG_FILE_NOT_FOUND, MSG_HOOK_ACTION_FAILED, MSG_ILLEGAL_ACCESS, MSG_ILLEGAL_CLASS_TYPE, MSG_ILLEGAL_CLASS_TYPE_EXPECTING_GOT, MSG_ILLEGAL_REFERENCE, MSG_INPUTSTREAM_NULL, MSG_INSTANTIATION_ERROR, MSG_INVALID_OBJECT_TYPE, MSG_INVOCATION_TARGET, MSG_LANG_NOT_FOUND, MSG_LIVENESS_START_FAILED, MSG_LOADING_URL, MSG_METHOD_NOT_FOUND, MSG_NON_REP_ATTRIB, MSG_NOT_COMPONENT_REFERENCE, MSG_NOT_FOUND_ATTRIBUTE, MSG_NOT_FOUND_REFERENCE, MSG_NOT_VALUE_REFERENCE, MSG_NULL_DEF_METHOD, MSG_NULL_URL, MSG_OBJECT_REGISTRATION_FAILED, MSG_PARENT_LOCATION_FAILED, MSG_PING_SUCCESS, MSG_RANDM_ERR, MSG_REMOTE_CONNECT_ERR, MSG_REPEATED_ATTRIBUTE, MSG_SF_DEAD, MSG_SF_READY, MSG_SF_TERMINATED, MSG_STACKTRACE_FOLLOWS, MSG_START_COMP_TERMINATED, MSG_TERMINATE_SUCCESS, MSG_UNHANDLED_EXCEPTION, MSG_UNKNOWN_HOST, MSG_UNRESOLVED_REFERENCE, MSG_UNRESOLVED_REFERENCE_IN, MSG_UPDATE_SUCCESS, MSG_URL_NOT_FOUND, MSG_URL_TO_PARSE_NOT_FOUND, MSG_WARNING_LIVENESS_ENABLED, MSG_WARNING_STACKTRACE_DISABLED, MSG_WARNING_STACKTRACE_ENABLED, ROOT_MUST_BE_COMPONENT, WARN_NO_SECURITY
 
Constructor Summary
EventQueue()
          Constructs EventQueue.
 
Method Summary
 void deregister(EventSink sink)
          Deregisters an EventSink for forwarding of events.
 void event(java.lang.Object event)
          Default implementation of the EventBus event method to forward an event to this component
 void register(EventSink sink)
          Registers an EventSink for forwarding of events.
 void sfDeploy()
          Registers components referenced in the SendTo sub-component registers itself with components referenced in the RegisterWith sub-component.
 void sfTerminateWith(TerminationRecord status, Prim comp)
          Deregisters from all current registrations and kills sender thread
 
Methods inherited from class org.smartfrog.sfcore.workflow.eventbus.EventPrimImpl
handleEvent, sendEvent, sfTerminateWith
 
Methods inherited from class org.smartfrog.sfcore.prim.PrimImpl
equals, hashCode, registerWithProcessCompound, sfAddAttribute, sfAttributeKeyFor, sfAttributes, sfCompleteName, sfCompleteNameSafe, sfContainsAttribute, sfContainsValue, sfContext, sfDeployedHost, sfDeployedProcessName, sfDeployWith, sfDetach, sfDetachAndTerminate, sfDiagnosticsReport, sfDumpState, sfExport, sfExportRef, sfExportRef, sfGetApplicationLog, sfGetCoreLog, sfGetLog, sfIsDeployed, sfIsRemote, sfIsStarted, sfIsTerminated, sfIsTerminating, sfLivenessFailure, sfLog, sfParent, sfParentageChanged, sfPing, sfRemoveAttribute, sfReplaceAttribute, sfResolve, sfResolve, sfResolveHere, sfResolveHere, sfResolveParent, sfSetLog, sfStart, sfStartLivenessSender, sfStopLivenessSender, sfTerminate, sfTerminatedWith, sfTerminateQuietlyWith, sfValues, terminateComponent, terminateNotifying, toString
 
Methods inherited from class org.smartfrog.sfcore.reference.RemoteReferenceResolverHelperImpl
sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolveWithParser
 
Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, wait, wait, wait
 
Methods inherited from interface org.smartfrog.sfcore.prim.Prim
sfAddAttribute, sfAttributeKeyFor, sfAttributes, sfCompleteName, sfContainsAttribute, sfContainsValue, sfContext, sfDeployedHost, sfDeployedProcessName, sfDeployWith, sfDetach, sfDetachAndTerminate, sfDumpState, sfIsDeployed, sfIsStarted, sfIsTerminated, sfIsTerminating, sfParent, sfParentageChanged, sfRemoveAttribute, sfReplaceAttribute, sfStart, sfTerminate, sfTerminatedWith, sfTerminateQuietlyWith, sfValues
 
Methods inherited from interface org.smartfrog.sfcore.prim.Liveness
sfPing
 
Methods inherited from interface org.smartfrog.sfcore.reference.RemoteReferenceResolver
sfResolve, sfResolve, sfResolveHere, sfResolveHere, sfResolveParent
 
Methods inherited from interface org.smartfrog.sfcore.reference.RemoteReferenceResolverHelper
sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolve, sfResolveWithParser
 
Methods inherited from interface org.smartfrog.sfcore.prim.Diagnostics
sfDiagnosticsReport
 

Constructor Detail

EventQueue

public EventQueue()
           throws java.rmi.RemoteException
Constructs EventQueue.

Throws:
java.rmi.RemoteException - In case of RMI or network failure.
Method Detail

register

public void register(EventSink sink)
Registers an EventSink for forwarding of events.

Specified by:
register in interface EventRegistration
Overrides:
register in class EventPrimImpl
Parameters:
sink - org.smartfrog.sfcore.workflow.eventbus.EventSink
See Also:
EventRegistration

deregister

public void deregister(EventSink sink)
Deregisters an EventSink for forwarding of events.

Specified by:
deregister in interface EventRegistration
Overrides:
deregister in class EventPrimImpl
Parameters:
sink - org.smartfrog.sfcore.workflow.eventbus.EventSink
See Also:
EventRegistration

event

public void event(java.lang.Object event)
Default implementation of the EventBus event method to forward an event to this component

Specified by:
event in interface EventSink
Overrides:
event in class EventPrimImpl
Parameters:
event - java.lang.Object

sfDeploy

public void sfDeploy()
              throws SmartFrogException,
                     java.rmi.RemoteException
Registers components referenced in the SendTo sub-component registers itself with components referenced in the RegisterWith sub-component. Also starts forwarding thread. Overrides PrimImpl.sfDeploy.

Specified by:
sfDeploy in interface Prim
Overrides:
sfDeploy in class EventPrimImpl
Throws:
java.rmi.RemoteException - In case of network/rmi error
SmartFrogException - In case of any error while deploying the component

sfTerminateWith

public void sfTerminateWith(TerminationRecord status,
                            Prim comp)
Deregisters from all current registrations and kills sender thread

Parameters:
status - Record having termination details of the component
comp - The terminated component

SmartFrog CORE 3.10.000

(C) Copyright 1998-2006 Hewlett-Packard Development Company, LP