org.springframework.binding.message
Class DefaultMessageContext

java.lang.Object
  org.springframework.binding.message.DefaultMessageContext

All Implemented Interfaces:

MessageContext, StateManageableMessageContext

public class DefaultMessageContext
extends java.lang.Object
implements StateManageableMessageContext

The default message context implementation. Uses a MessageSource to resolve messages that are added by callers.

Author:

Keith Donald

Constructor Summary

DefaultMessageContext()
Creates a new default message context.

DefaultMessageContext(org.springframework.context.MessageSource messageSource)
Creates a new default message context.

Method Summary

void	addMessage(MessageResolver messageResolver) Add a new message to this context.
void	clearMessages() Clear all messages added to this context.
java.io.Serializable	createMessagesMemento() Create a serializable memento, or token representing a snapshot of the internal state of this message context.
Message[]	getAllMessages() Get all messages in this context.
Message[]	getMessagesByCriteria(MessageCriteria criteria) Get all messages that meet the given result criteria.
Message[]	getMessagesBySource(java.lang.Object source) Get all messages in this context for the source provided.
org.springframework.context.MessageSource	getMessageSource()
boolean	hasErrorMessages() Returns true if there are error messages in this context.
void	restoreMessages(java.io.Serializable messagesMemento) Set the state of this context from the memento provided.
void	setMessageSource(org.springframework.context.MessageSource messageSource) Configure the message source used to resolve messages added to this context.
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultMessageContext

public DefaultMessageContext()

Creates a new default message context. Defaults to a message source that simply resolves default text and cannot resolve localized message codes.

DefaultMessageContext

public DefaultMessageContext(org.springframework.context.MessageSource messageSource)

Creates a new default message context.

Parameters:

messageSource - the message source to resolve messages added to this context

Method Detail

getMessageSource

public org.springframework.context.MessageSource getMessageSource()

getAllMessages

public Message[] getAllMessages()

Description copied from interface: MessageContext

Get all messages in this context. The messages returned should be suitable for display as-is.

Specified by:

getAllMessages in interface MessageContext

Returns:

the messages

getMessagesBySource

public Message[] getMessagesBySource(java.lang.Object source)

Description copied from interface: MessageContext

Get all messages in this context for the source provided.

Specified by:

getMessagesBySource in interface MessageContext

Parameters:

source - the source associated with messages, or null for global messages

Returns:

the source's messages

getMessagesByCriteria

public Message[] getMessagesByCriteria(MessageCriteria criteria)

Description copied from interface: MessageContext

Get all messages that meet the given result criteria.

Specified by:

getMessagesByCriteria in interface MessageContext

Parameters:

criteria - the message criteria

hasErrorMessages

public boolean hasErrorMessages()

Description copied from interface: MessageContext

Returns true if there are error messages in this context.

Specified by:

hasErrorMessages in interface MessageContext

Returns:

error messages

addMessage

public void addMessage(MessageResolver messageResolver)

Description copied from interface: MessageContext

Add a new message to this context.

Specified by:

addMessage in interface MessageContext

Parameters:

messageResolver - the resolver that will resolve the message to be added

clearMessages

public void clearMessages()

Description copied from interface: MessageContext

Clear all messages added to this context.

Specified by:

clearMessages in interface MessageContext

createMessagesMemento

public java.io.Serializable createMessagesMemento()

Description copied from interface: StateManageableMessageContext

Create a serializable memento, or token representing a snapshot of the internal state of this message context.

Specified by:

createMessagesMemento in interface StateManageableMessageContext

Returns:

the messages memento

restoreMessages

public void restoreMessages(java.io.Serializable messagesMemento)

Description copied from interface: StateManageableMessageContext

Set the state of this context from the memento provided. After this call, the messages in this context will match what is encapsulated inside the memento. Any previous state will be overridden.

Specified by:

restoreMessages in interface StateManageableMessageContext

Parameters:

messagesMemento - the messages memento

setMessageSource

public void setMessageSource(org.springframework.context.MessageSource messageSource)

Description copied from interface: StateManageableMessageContext

Configure the message source used to resolve messages added to this context. May be set at any time to change how coded messages are resolved.

Specified by:

setMessageSource in interface StateManageableMessageContext

Parameters:

messageSource - the message source

See Also:

MessageContext.addMessage(MessageResolver)

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object