uk.ac.ed.epcc.webapp.model.history

Class HistoryFactory.Mapper

java.lang.Object

uk.ac.ed.epcc.webapp.model.history.HistoryFactory.Mapper

All Implemented Interfaces:

PlotStrategy, RangeMapper<H>

Enclosing class:

HistoryFactory<P extends DataObject,H extends HistoryFactory.HistoryRecord<P>>

public class HistoryFactory.Mapper
extends java.lang.Object
implements RangeMapper<H>

Maps history objects to display classes for Timechart graphs. handles the basic overlap logic but not the set mapping.

See Also:

TimeChart

Constructor Summary

Constructors

Constructor and Description
Mapper(java.lang.String field)

Method Summary

Modifier and Type	Method and Description
boolean	after(H h, java.util.Date point)
boolean	before(H h, java.util.Date point)
float	getOverlapp(H h, java.util.Date start, java.util.Date end) get the contribution of the object to the specified time period.
boolean	overlapps(H h, java.util.Date start, java.util.Date end) does this object overlap with the specified time period.

Methods inherited from class java.lang.Object

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

Constructor Detail

Mapper

public Mapper(java.lang.String field)

Method Detail

after

public boolean after(H h,
                     java.util.Date point)

before

public boolean before(H h,
                      java.util.Date point)

getOverlapp

public float getOverlapp(H h,
                         java.util.Date start,
                         java.util.Date end)

Description copied from interface: RangeMapper

get the contribution of the object to the specified time period.

Specified by:

getOverlapp in interface RangeMapper<H extends HistoryFactory.HistoryRecord<P>>

start - period start as Date

end - period end as Date

Returns:

value of overlapp.

overlapps

public boolean overlapps(H h,
                         java.util.Date start,
                         java.util.Date end)

Description copied from interface: RangeMapper

does this object overlap with the specified time period.

Specified by:

overlapps in interface RangeMapper<H extends HistoryFactory.HistoryRecord<P>>

start - period start as Date

end - period end as Date

Returns:

true if overlapps