Package com.hazelcast.jet.accumulator

Class LongAccumulator

java.lang.Object

com.hazelcast.jet.accumulator.LongAccumulator

public class LongAccumulator
extends Object

Mutable container of a long value.

Since:

Jet 3.0

Constructor Summary

Constructors

Constructor	Description
LongAccumulator()	Creates a new instance with value == 0.
LongAccumulator(long value)	Creates a new instance with the specified value.

Method Summary

Modifier and Type	Method	Description
LongAccumulator	add(long value)	Adds the supplied value to this accumulator, throwing an exception in the case of integer overflow.
LongAccumulator	add(LongAccumulator that)	Adds the value of the supplied accumulator to this accumulator, throwing an exception in the case of integer overflow.
LongAccumulator	addAllowingOverflow(long value)	Adds the supplied value to this accumulator, allowing integer overflow.
LongAccumulator	addAllowingOverflow(LongAccumulator that)	Adds the value of the supplied accumulator to this accumulator, allowing integer overflow.
boolean	equals(Object o)
long	get()	Returns the current value.
int	hashCode()
LongAccumulator	set(long value)	Sets the value as given.
LongAccumulator	subtract(long value)	Subtracts the supplied value from this accumulator, throwing an exception in the case of integer overflow.
LongAccumulator	subtract(LongAccumulator that)	Subtracts the value of the supplied accumulator from this one, throwing an exception in the case of integer overflow.
LongAccumulator	subtractAllowingOverflow(long value)	Subtracts the supplied value from this accumulator, allowing integer overflow.
LongAccumulator	subtractAllowingOverflow(LongAccumulator that)	Subtracts the value of the supplied accumulator from this one, allowing integer overflow.
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Details

LongAccumulator

public LongAccumulator()

Creates a new instance with value == 0.

LongAccumulator

public LongAccumulator(long value)

Creates a new instance with the specified value.

Method Details

get

public long get()

Returns the current value.

set

public LongAccumulator set(long value)

Sets the value as given.

add

public LongAccumulator add(long value)

Adds the supplied value to this accumulator, throwing an exception in the case of integer overflow.

add

public LongAccumulator add(LongAccumulator that)

Adds the value of the supplied accumulator to this accumulator, throwing an exception in the case of integer overflow.

subtract

public LongAccumulator subtract(long value)

Subtracts the supplied value from this accumulator, throwing an exception in the case of integer overflow.

subtract

public LongAccumulator subtract(LongAccumulator that)

Subtracts the value of the supplied accumulator from this one, throwing an exception in the case of integer overflow.

addAllowingOverflow

public LongAccumulator addAllowingOverflow(long value)

Adds the supplied value to this accumulator, allowing integer overflow. This removes the (tiny) overhead of overflow checking.

addAllowingOverflow

public LongAccumulator addAllowingOverflow(LongAccumulator that)

Adds the value of the supplied accumulator to this accumulator, allowing integer overflow. This removes the (tiny) overhead of overflow checking.

subtractAllowingOverflow

public LongAccumulator subtractAllowingOverflow(long value)

Subtracts the supplied value from this accumulator, allowing integer overflow. This removes the (tiny) overhead of overflow checking.

subtractAllowingOverflow

public LongAccumulator subtractAllowingOverflow(LongAccumulator that)

Subtracts the value of the supplied accumulator from this one, allowing integer overflow. This removes the (tiny) overhead of overflow checking.

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object