org.jasig.portlet.widget.service
Class AbstractCachingAlertService

java.lang.Object
  org.jasig.portlet.widget.service.AbstractCachingAlertService

All Implemented Interfaces:

IAlertService

Direct Known Subclasses:

AbstractXmlAlertService, RomeAlertService

public abstract class AbstractCachingAlertService
extends Object
implements IAlertService

Field Summary

static String	ENABLED_BY_DEFAULT_PREFERENCE
static String	MAX_ITEMS_PREFERENCE

Constructor Summary

AbstractCachingAlertService()

Method Summary

List<IAlert>	fetch(javax.portlet.PortletRequest req) Return the current alerts, if any.
protected abstract List<IAlert>	getFeedFromSource(javax.portlet.PortletRequest req)
Boolean	isEnabled() Important -- may be null.
void	setCacheTimeout(long cacheTimeout)
void	setEnabled(Boolean b)

Methods inherited from class java.lang.Object

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

Field Detail

ENABLED_BY_DEFAULT_PREFERENCE

public static final String ENABLED_BY_DEFAULT_PREFERENCE

See Also:

Constant Field Values

MAX_ITEMS_PREFERENCE

public static final String MAX_ITEMS_PREFERENCE

See Also:

Constant Field Values

Constructor Detail

AbstractCachingAlertService

public AbstractCachingAlertService()

Method Detail

isEnabled

public final Boolean isEnabled()

Important -- may be null.

Specified by:

isEnabled in interface IAlertService

Returns:

true, false, or null (unspecified)

setEnabled

public final void setEnabled(Boolean b)

Specified by:

setEnabled in interface IAlertService

setCacheTimeout

public final void setCacheTimeout(long cacheTimeout)

fetch

public final List<IAlert> fetch(javax.portlet.PortletRequest req)

Return the current alerts, if any.

Specified by:

fetch in interface IAlertService

Returns:

getFeedFromSource

protected abstract List<IAlert> getFeedFromSource(javax.portlet.PortletRequest req)