org.opennms.netmgt.poller.pollables
Class PollableContainer

java.lang.Object
  org.opennms.netmgt.poller.pollables.PollableElement
      org.opennms.netmgt.poller.pollables.PollableContainer

Direct Known Subclasses:

PollableInterface, PollableNetwork, PollableNode

public abstract class PollableContainer
extends PollableElement

Represents a PollableContainer

Author:

Mathew Brozowski

Nested Class Summary

protected class	PollableContainer.Accumulator<T>
protected static interface	PollableContainer.Iter
protected class	PollableContainer.SimpleIter<T>

Constructor Summary

PollableContainer(PollableContainer parent, Scope scope)

Method Summary

protected void	addMember(PollableElement member)
protected abstract Object	createMemberKey(PollableElement member)
void	delete()
void	deleteMember(PollableElement member)
protected <T> T	deriveValueFromMembers(boolean withTreeLock, PollableContainer.SimpleIter<T> iter)
protected <T> T	deriveValueFromMembers(PollableContainer.SimpleIter<T> iter)
protected PollEvent	doExtrapolateCause()
protected void	doInheritParentalCause()
protected void	forEachMember(boolean withTreeLock, PollableContainer.Iter iter)
protected void	forEachMember(PollableContainer.Iter iter)
protected PollableElement	getMember(Object key)
protected int	getMemberCount()
protected Collection<PollableElement>	getMembers()
PollStatus	getMemberStatus()
PollStatus	poll()
protected PollStatus	poll(PollableElement elem)
PollStatus	pollRemainingMembers(PollableElement member)
protected void	processCause(PollEvent cause)
void	processMemberStatusChanges(Date date)
protected void	processResolution(PollEvent resolvedCause, PollEvent resolution)
void	processStatusChange(Date date)
void	recalculateStatus()
void	removeMember(PollableElement member)
void	resetStatusChanged()
protected void	resolveAllOutages(PollEvent resolvedCause, PollEvent resolution)
PollableElement	selectPollElement()
void	visit(PollableVisitor v)
protected void	visitMembers(PollableVisitor v)
protected void	visitThis(PollableVisitor v)

Methods inherited from class org.opennms.netmgt.poller.pollables.PollableElement

createDownEvent, createOutage, createUpEvent, doPoll, extrapolateCause, getCause, getContext, getLockRoot, getParent, getScope, getStatus, hasOpenOutage, inheritParentalCause, isDeleted, isStatusChanged, isTreeLockAvailable, obtainTreeLock, processComingUp, processGoingDown, processLingeringCauses, releaseTreeLock, resolveOutage, setCause, setParent, updateStatus, withTreeLock, withTreeLock, withTreeLock, withTreeLock

Methods inherited from class java.lang.Object

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

Constructor Detail

PollableContainer

public PollableContainer(PollableContainer parent,
                         Scope scope)

Method Detail

getMember

protected PollableElement getMember(Object key)

Parameters:

integer -

Returns:

getMemberCount

protected int getMemberCount()

getMembers

protected Collection<PollableElement> getMembers()

createMemberKey

protected abstract Object createMemberKey(PollableElement member)

Parameters:

member -

Returns:

addMember

protected void addMember(PollableElement member)

Parameters:

node -

removeMember

public void removeMember(PollableElement member)

deleteMember

public void deleteMember(PollableElement member)

delete

public void delete()

Overrides:

delete in class PollableElement

visit

public void visit(PollableVisitor v)

Overrides:

visit in class PollableElement

visitThis

protected void visitThis(PollableVisitor v)

Overrides:

visitThis in class PollableElement

visitMembers

protected void visitMembers(PollableVisitor v)

Parameters:

v -

forEachMember

protected void forEachMember(PollableContainer.Iter iter)

deriveValueFromMembers

protected <T> T deriveValueFromMembers(PollableContainer.SimpleIter<T> iter)

deriveValueFromMembers

protected <T> T deriveValueFromMembers(boolean withTreeLock,
                                       PollableContainer.SimpleIter<T> iter)

forEachMember

protected void forEachMember(boolean withTreeLock,
                             PollableContainer.Iter iter)

recalculateStatus

public void recalculateStatus()

Overrides:

recalculateStatus in class PollableElement

resetStatusChanged

public void resetStatusChanged()

Overrides:

resetStatusChanged in class PollableElement

poll

protected PollStatus poll(PollableElement elem)

Overrides:

poll in class PollableElement

pollRemainingMembers

public PollStatus pollRemainingMembers(PollableElement member)

Parameters:

member -

Returns:

getMemberStatus

public PollStatus getMemberStatus()

poll

public PollStatus poll()

Specified by:

poll in class PollableElement

selectPollElement

public PollableElement selectPollElement()

Overrides:

selectPollElement in class PollableElement

Returns:

processStatusChange

public void processStatusChange(Date date)

Overrides:

processStatusChange in class PollableElement

processMemberStatusChanges

public void processMemberStatusChanges(Date date)

processResolution

protected void processResolution(PollEvent resolvedCause,
                                 PollEvent resolution)

Overrides:

processResolution in class PollableElement

processCause

protected void processCause(PollEvent cause)

Overrides:

processCause in class PollableElement

resolveAllOutages

protected void resolveAllOutages(PollEvent resolvedCause,
                                 PollEvent resolution)

Overrides:

resolveAllOutages in class PollableElement

doExtrapolateCause

protected PollEvent doExtrapolateCause()

Overrides:

doExtrapolateCause in class PollableElement

doInheritParentalCause

protected void doInheritParentalCause()

Overrides:

doInheritParentalCause in class PollableElement