Package com.exonum.binding.storage.database

Class IncrementalModificationCounter

java.lang.Object

com.exonum.binding.storage.database.IncrementalModificationCounter

All Implemented Interfaces:

ModificationCounter

public final class IncrementalModificationCounter
extends Object
implements ModificationCounter

Constructor Summary

Constructors

Constructor	Description
IncrementalModificationCounter()

Method Summary

Modifier and Type	Method	Description
int	getCurrentValue()	Returns the current value of the counter.
boolean	isModifiedSince(int lastValue)	Returns true if the counter was modified since the given value (if ModificationCounter.notifyModified() has been invoked); false — otherwise.
void	notifyModified()	Notifies this counter that the source object is modified, updating its current value.

Methods inherited from class java.lang.Object

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

Constructor Detail

IncrementalModificationCounter

public IncrementalModificationCounter()

Method Detail

isModifiedSince

public boolean isModifiedSince(int lastValue)

Description copied from interface: ModificationCounter

Returns true if the counter was modified since the given value (if ModificationCounter.notifyModified() has been invoked); false — otherwise.

Specified by:

isModifiedSince in interface ModificationCounter

Parameters:

lastValue - the last value of the counter

getCurrentValue

public int getCurrentValue()

Description copied from interface: ModificationCounter

Returns the current value of the counter. No assumptions must be made on how it changes when a notification is received.

Specified by:

getCurrentValue in interface ModificationCounter

notifyModified

public void notifyModified()

Description copied from interface: ModificationCounter

Notifies this counter that the source object is modified, updating its current value.

Specified by:

notifyModified in interface ModificationCounter