org.apache.beam.sdk.io.gcp.spanner

Class MutationGroup

java.lang.Object

org.apache.beam.sdk.io.gcp.spanner.MutationGroup

All Implemented Interfaces:

Serializable, Iterable<com.google.cloud.spanner.Mutation>

public final class MutationGroup
extends Object
implements Serializable, Iterable<com.google.cloud.spanner.Mutation>

A bundle of mutations that must be submitted atomically.

One of the mutations is chosen to be "primary", and can be used to determine partitions.

See Also:

Serialized Form

Method Summary

Modifier and Type	Method and Description
List<com.google.cloud.spanner.Mutation>	attached()
static MutationGroup	create(com.google.cloud.spanner.Mutation primary, Iterable<com.google.cloud.spanner.Mutation> other)
static MutationGroup	create(com.google.cloud.spanner.Mutation primary, com.google.cloud.spanner.Mutation... other) Creates a new group.
Iterator<com.google.cloud.spanner.Mutation>	iterator()
com.google.cloud.spanner.Mutation	primary()

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Method Detail

create

public static MutationGroup create(com.google.cloud.spanner.Mutation primary,
                                   com.google.cloud.spanner.Mutation... other)

Creates a new group.

Parameters:

primary - a primary mutation.

other - other mutations, usually interleaved in parent.

Returns:

new mutation group.

create

public static MutationGroup create(com.google.cloud.spanner.Mutation primary,
                                   Iterable<com.google.cloud.spanner.Mutation> other)

iterator

public Iterator<com.google.cloud.spanner.Mutation> iterator()

Specified by:

iterator in interface Iterable<com.google.cloud.spanner.Mutation>

primary

public com.google.cloud.spanner.Mutation primary()

attached

public List<com.google.cloud.spanner.Mutation> attached()