org.mapdb

Class Atomic.Var<E>

org.mapdb.Atomic.Var<E>

Enclosing class:

Atomic

public static class Atomic.Var<E>

Atomically updated variable which may contain any type of record.

Field Summary

Fields

Modifier and Type	Field and Description
long	recid
Serializer<E>	serializer
Store	store

Constructor Summary

Constructors

Constructor and Description
Var()

Method Summary

Modifier and Type	Method and Description
boolean	compareAndSet() Atomically sets the value to the given updated value if the current value equals the expected value.
E	get() Returns the current value.
E	getAndSet() Atomically sets to the given value and returns the previous value.
long	getRecid()
void	set() Unconditionally sets to the given value.
java.lang.String	toString()

Field Detail

store

public Store store

recid

public long recid

serializer

public Serializer<E> serializer

Constructor Detail

Var

public Var()

Method Detail

getRecid

public long getRecid()

toString

public java.lang.String toString()

get

public E get()

Returns the current value.

compareAndSet

public boolean compareAndSet()

Atomically sets the value to the given updated value if the current value equals the expected value.

set

public void set()

Unconditionally sets to the given value.

getAndSet

public E getAndSet()

Atomically sets to the given value and returns the previous value.