Package ru.kpekepsalt.ruvik.service.Impl

Class MessageServiceImpl

java.lang.Object

ru.kpekepsalt.ruvik.service.Impl.MessageServiceImpl

All Implemented Interfaces:

MessageService

@Service
public class MessageServiceImpl
extends Object
implements MessageService

Service for messaging operations

Constructor Summary

Constructors

Constructor	Description
MessageServiceImpl()

Method Summary

Modifier and Type	Method	Description
List<Message>	findByIdGreaterThan(Long conversationId, Long id)	Search for messages with offset
Conversation	haveConversation(Long id)	Checks if conversation with given id exists
void	save(Message message)	Saves message

Methods inherited from class java.lang.Object

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

Constructor Detail

MessageServiceImpl

public MessageServiceImpl()

Method Detail

save

public void save(Message message)

Description copied from interface: MessageService

Saves message

Specified by:

save in interface MessageService

Parameters:

message - Message data

haveConversation

public Conversation haveConversation(Long id)

Description copied from interface: MessageService

Checks if conversation with given id exists

Specified by:

haveConversation in interface MessageService

Parameters:

id - Conversation id

Returns:

Conversation or null if not exists

findByIdGreaterThan

public List<Message> findByIdGreaterThan(Long conversationId,
                                         Long id)

Description copied from interface: MessageService

Search for messages with offset

Specified by:

findByIdGreaterThan in interface MessageService

Parameters:

conversationId - Conversation id

id - Offset message id

Returns:

List of messages of given conversation with identifiers greater than given