com.emc.mongoose.api.common.supply

Class BasicUpdatingValueSupplier<T>

java.lang.Object

com.emc.mongoose.api.common.supply.BasicUpdatingValueSupplier<T>

All Implemented Interfaces:

BatchSupplier<T>, java.io.Closeable, java.lang.AutoCloseable, java.util.function.Supplier<T>

Direct Known Subclasses:

AsyncUpdatingValueSupplier

public class BasicUpdatingValueSupplier<T>
extends java.lang.Object
implements BatchSupplier<T>

Created by kurila on 10.02.16.

Field Summary

Fields

Modifier and Type	Field and Description
protected T	initialValue
protected T	lastValue

Constructor Summary

Constructors

Constructor and Description
BasicUpdatingValueSupplier(T initialValue, java.util.concurrent.Callable<T> updateAction)

Method Summary

Modifier and Type	Method and Description
void	close()
T	get()
int	get(java.util.List<T> buffer, int limit)
void	reset() Reset this input making this readable from the beginning
long	skip(long count) Skip some items.

Methods inherited from class java.lang.Object

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

Field Detail

initialValue

protected final T initialValue

lastValue

protected volatile T lastValue

Constructor Detail

BasicUpdatingValueSupplier

public BasicUpdatingValueSupplier(T initialValue,
                                  java.util.concurrent.Callable<T> updateAction)

Method Detail

get

public T get()

Specified by:

get in interface java.util.function.Supplier<T>

get

public int get(java.util.List<T> buffer,
               int limit)

Specified by:

get in interface BatchSupplier<T>

skip

public long skip(long count)

Description copied from interface: BatchSupplier

Skip some items.

Specified by:

skip in interface BatchSupplier<T>

Parameters:

count - count of items should be skipped from the input stream

reset

public void reset()

Description copied from interface: BatchSupplier

Reset this input making this readable from the beginning

Specified by:

reset in interface BatchSupplier<T>

close

public void close()
           throws java.io.IOException

Specified by:

close in interface java.io.Closeable

Specified by:

close in interface java.lang.AutoCloseable

Throws:

java.io.IOException