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

Class MutationGroup

java.lang.Object

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

All Implemented Interfaces:

java.io.Serializable, java.lang.Iterable<Mutation>

public final class MutationGroup
extends java.lang.Object
implements java.io.Serializable, java.lang.Iterable<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
java.util.List<Mutation>	attached()
static MutationGroup	create(Mutation primary, java.lang.Iterable<Mutation> other)
static MutationGroup	create(Mutation primary, Mutation... other) Creates a new group.
boolean	equals(@Nullable java.lang.Object o)
int	hashCode()
java.util.Iterator<Mutation>	iterator()
Mutation	primary()
long	size()
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Method Detail

create

public static MutationGroup create(Mutation primary,
                                   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(Mutation primary,
                                   java.lang.Iterable<Mutation> other)

iterator

public java.util.Iterator<Mutation> iterator()

Specified by:

iterator in interface java.lang.Iterable<Mutation>

size

public long size()

primary

public Mutation primary()

attached

public java.util.List<Mutation> attached()

equals

public boolean equals(@Nullable java.lang.Object o)

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object