Package com.illumon.iris.binarystore

Class ExpirationManager.BaseExpiration<T>

java.lang.Object

com.illumon.iris.binarystore.ExpirationManager.BaseExpiration<T>

All Implemented Interfaces:

ExpirationManager<T>

Direct Known Subclasses:

ExpirationManager.ArbitraryExpiration, ExpirationManager.DailyExpiration, ExpirationManager.HourlyExpiration

Enclosing interface:

ExpirationManager<T>

public abstract static class ExpirationManager.BaseExpiration<T>
extends Object
implements ExpirationManager<T>

Nested Class Summary

Nested classes/interfaces inherited from interface com.illumon.iris.binarystore.ExpirationManager

ExpirationManager.ArbitraryExpiration, ExpirationManager.BaseExpiration<T>, ExpirationManager.DailyExpiration, ExpirationManager.DailyHourlyExpiration, ExpirationManager.HourlyExpiration, ExpirationManager.StaticExpiration<T>

Constructor Summary

Constructors

Constructor	Description
BaseExpiration()

Method Summary

Modifier and Type	Method	Description
protected abstract String	doUpdate(long now)
T	get()	Get the value of this ExpirationManager for the current time.
T	get(long now)	Get the value of this ExpirationManager for the given time.
protected boolean	isExpired(long now)
protected T	setValue(long expiration, T value)

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.illumon.iris.binarystore.ExpirationManager

initialize, initialize

Constructor Details

BaseExpiration

public BaseExpiration()

Method Details

isExpired

protected boolean isExpired(long now)

get

public T get(long now)

Description copied from interface: ExpirationManager

Get the value of this ExpirationManager for the given time. It is assumed that times passed in will be monotonically increasing.

Specified by:

get in interface ExpirationManager<T>

Parameters:

now - the result of System.currentTimeInMillis.

Returns:

the value corresponding to the given time

doUpdate

protected abstract String doUpdate(long now)

setValue

protected T setValue(long expiration, T value)

get

public T get()

Description copied from interface: ExpirationManager

Get the value of this ExpirationManager for the current time. Current time should be obtained from the appropriate time source, not necessarily System.currentTimeMillis.

e.g ClockFactory.get().currentTimeMillis()

Specified by:

get in interface ExpirationManager<T>

Returns:

the value corresponding to timesource.currentTimeMillis()