net.morimekta.providence.storage

Class MessageStoreUtils

java.lang.Object

net.morimekta.providence.storage.MessageStoreUtils

public class MessageStoreUtils
extends Object

Utilities for message store implementations and interfaces.

Constructor Summary

Constructors

Constructor and Description
MessageStoreUtils()

Method Summary

Modifier and Type	Method and Description
static <M extends PMessage<M,F>,F extends PField,B extends PMessageBuilder<M,F>> List<M>	buildAll(Collection<B> builders) Build all items of the collection containing builders.
static <M extends PMessage<M,F>,F extends PField,B extends PMessageBuilder<M,F>> M	buildIfNotNull(B builder) Build the message from builder if it is not null.
static <M extends PMessage<M,F>,F extends PField,B extends PMessageBuilder<M,F>> List<B>	mutateAll(Collection<M> messages) Mutate all items of the collection containing messages.
static <M extends PMessage<M,F>,F extends PField,B extends PMessageBuilder<M,F>> B	mutateIfNotNull(M message) Mutate the message if it is not null.

Methods inherited from class java.lang.Object

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

Constructor Detail

MessageStoreUtils

public MessageStoreUtils()

Method Detail

buildAll

public static <M extends PMessage<M,F>,F extends PField,B extends PMessageBuilder<M,F>> List<M> buildAll(Collection<B> builders)

Build all items of the collection containing builders. The list must not contain any null items.

Type Parameters:

M - The message type.

F - The field type.

B - The builder type.

Parameters:

builders - List of builders.

Returns:

List of messages or null if null input.

mutateAll

public static <M extends PMessage<M,F>,F extends PField,B extends PMessageBuilder<M,F>> List<B> mutateAll(Collection<M> messages)

Mutate all items of the collection containing messages. The list must not contain any null items.

Type Parameters:

M - The message type.

F - The field type.

B - The builder type.

Parameters:

messages - List of messages

Returns:

List of builders or null if null input.

buildIfNotNull

public static <M extends PMessage<M,F>,F extends PField,B extends PMessageBuilder<M,F>> M buildIfNotNull(B builder)

Build the message from builder if it is not null.

Type Parameters:

M - The message type.

F - The field type.

B - The builder type.

Parameters:

builder - The builder to build.

Returns:

The message or null if null input.

mutateIfNotNull

public static <M extends PMessage<M,F>,F extends PField,B extends PMessageBuilder<M,F>> B mutateIfNotNull(M message)

Mutate the message if it is not null.

Type Parameters:

M - The message type.

F - The field type.

B - The builder type.

Parameters:

message - Message to mutate.

Returns:

The builder or null if null input.