edu.sc.seis.sod.source.event
Class EventFinder
java.lang.Object
edu.sc.seis.sod.source.AbstractSource
edu.sc.seis.sod.source.event.EventFinder
- All Implemented Interfaces:
- SodElement, EventSource, Source
- Direct Known Subclasses:
- BackwardsEventFinder
public class EventFinder
- extends AbstractSource
- implements EventSource
Constructor Summary |
EventFinder(org.w3c.dom.Element config)
|
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
increment
protected TimeInterval increment
lag
protected TimeInterval lag
refreshInterval
protected TimeInterval refreshInterval
EventFinder
public EventFinder(org.w3c.dom.Element config)
throws java.lang.Exception
- Throws:
java.lang.Exception
processConfig
protected void processConfig(org.w3c.dom.Element config)
throws ConfigurationException
- Throws:
ConfigurationException
getDescription
public java.lang.String getDescription()
- Specified by:
getDescription
in interface EventSource
hasNext
public boolean hasNext()
- Specified by:
hasNext
in interface EventSource
- Returns:
- - false when this event source will return no new events from
calls to next
next
public CacheEvent[] next()
- Specified by:
next
in interface EventSource
- Returns:
- - the next set of events. Events can be returned from this method
multiple times
updateQueryEdge
protected void updateQueryEdge(MicroSecondTimeRange queryTime)
getWaitBeforeNext
public TimeInterval getWaitBeforeNext()
- Description copied from interface:
EventSource
- If the source needs to wait for more events to arrive, it should return
the amount of time it wants to wait with this method.
- Specified by:
getWaitBeforeNext
in interface EventSource
caughtUpWithRealtime
protected boolean caughtUpWithRealtime()
getEventTimeRange
public MicroSecondTimeRange getEventTimeRange()
- Specified by:
getEventTimeRange
in interface EventSource
- Returns:
- - a MicroSecondTimeRange starting at least as early as the
earliest event and ending at least as late as the latest event.
No event should be returned by this source with an origin before
the begin time or after the end time of this range.
getQueryStart
protected MicroSecondDate getQueryStart()
- Returns:
- - the next time to start asking for events
getQueryTime
protected MicroSecondTimeRange getQueryTime()
- Returns:
- - the next time range to be queried for events
getQueryEdge
protected MicroSecondDate getQueryEdge()
throws NotFound
- Returns:
- - latest time queried
- Throws:
NotFound
setQueryEdge
protected void setQueryEdge(MicroSecondDate edge)
- sets the latest time queried