org.apache.crunch.types

Interface DeepCopier<T>

Type Parameters:

T - The type of value that will be copied

All Superinterfaces:

Serializable

All Known Implementing Classes:

CollectionDeepCopier, DeepCopier.NoOpDeepCopier, MapDeepCopier, TupleDeepCopier, WritableDeepCopier

public interface DeepCopier<T>
extends Serializable

Performs deep copies of values.

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static class	DeepCopier.NoOpDeepCopier<V>

Method Summary

Methods

Modifier and Type	Method and Description
T	deepCopy(T source) Create a deep copy of a value.
void	initialize(org.apache.hadoop.conf.Configuration conf) Initialize the deep copier with a job-specific configuration

Method Detail

initialize

void initialize(org.apache.hadoop.conf.Configuration conf)

Initialize the deep copier with a job-specific configuration

Parameters:

conf - Job-specific configuration

deepCopy

T deepCopy(T source)

Create a deep copy of a value.

Parameters:

source - The value to be copied

Returns:

The deep copy of the value