com.hazelcast.projection.impl

Class IdentityProjection<I>

java.lang.Object

com.hazelcast.projection.Projection<I,I>

com.hazelcast.projection.impl.IdentityProjection<I>

All Implemented Interfaces:

DataSerializable, IdentifiedDataSerializable, Serializable

public final class IdentityProjection<I>
extends Projection<I,I>
implements IdentifiedDataSerializable

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
static IdentityProjection<Object>	INSTANCE

Method Summary

Modifier and Type	Method and Description
int	getFactoryId() Returns DataSerializableFactory factory ID for this class.
int	getId() Returns type identifier for this class.
void	readData(ObjectDataInput in) Reads fields from the input stream
I	transform(I input) Transforms the input object into the output object.
void	writeData(ObjectDataOutput out) Writes object fields to output stream

Methods inherited from class java.lang.Object

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

Field Detail

INSTANCE

public static final IdentityProjection<Object> INSTANCE

Method Detail

transform

public I transform(I input)

Description copied from class: Projection

Transforms the input object into the output object.

Specified by:

transform in class Projection<I,I>

Parameters:

input - object.

Returns:

the output object.

getFactoryId

public int getFactoryId()

Description copied from interface: IdentifiedDataSerializable

Returns DataSerializableFactory factory ID for this class.

Specified by:

getFactoryId in interface IdentifiedDataSerializable

Returns:

factory ID

getId

public int getId()

Description copied from interface: IdentifiedDataSerializable

Returns type identifier for this class. It should be unique per DataSerializableFactory.

Specified by:

getId in interface IdentifiedDataSerializable

Returns:

type ID

writeData

public void writeData(ObjectDataOutput out)

Description copied from interface: DataSerializable

Writes object fields to output stream

Specified by:

writeData in interface DataSerializable

Parameters:

out - output

readData

public void readData(ObjectDataInput in)

Description copied from interface: DataSerializable

Reads fields from the input stream

Specified by:

readData in interface DataSerializable

Parameters:

in - input