org.springframework.webflow.conversation.impl
Class ConversationContainer

java.lang.Object
  org.springframework.webflow.conversation.impl.ConversationContainer

All Implemented Interfaces:

java.io.Serializable

public class ConversationContainer
extends java.lang.Object
implements java.io.Serializable

Container for conversations that is stored in the session. When the session expires this container will go with it, implicitly expiring all contained conversations.

This is an internal helper class of the SessionBindingConversationManager.

Author:

Erwin Vervaet

See Also:

Serialized Form

Constructor Summary

ConversationContainer(int maxConversations, java.lang.String sessionKey)
Create a new conversation container.

Method Summary

protected ContainedConversation	createContainedConversation(ConversationId id, ConversationLock lock)
Conversation	createConversation(ConversationParameters parameters, ConversationLock lock) Create a new conversation based on given parameters and add it to the container.
Conversation	getConversation(ConversationId id) Return the identified conversation.
protected java.util.List<ContainedConversation>	getConversations()
protected ConversationId	nextId()
void	removeConversation(ConversationId id) Remove identified conversation from this container.
int	size() Returns the current size of the conversation container: the number of conversations contained within it.

Methods inherited from class java.lang.Object

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

Constructor Detail

ConversationContainer

public ConversationContainer(int maxConversations,
                             java.lang.String sessionKey)

Create a new conversation container.

Parameters:

maxConversations - the maximum number of allowed concurrent conversations, -1 for unlimited

sessionKey - the key of this conversation container in the session

Method Detail

size

public int size()

Returns the current size of the conversation container: the number of conversations contained within it.

createConversation

public Conversation createConversation(ConversationParameters parameters,
                                       ConversationLock lock)

Create a new conversation based on given parameters and add it to the container.

Parameters:

parameters - descriptive conversation parameters

lock - the conversation lock

Returns:

the created conversation

nextId

protected ConversationId nextId()

getConversation

public Conversation getConversation(ConversationId id)
                             throws NoSuchConversationException

Return the identified conversation.

Parameters:

id - the id to lookup

Returns:

the conversation

Throws:

NoSuchConversationException - if the conversation cannot be found

getConversations

protected final java.util.List<ContainedConversation> getConversations()

removeConversation

public void removeConversation(ConversationId id)

Remove identified conversation from this container.

createContainedConversation

protected ContainedConversation createContainedConversation(ConversationId id,
                                                            ConversationLock lock)