Package com.aspectran.core.support.i18n.message

Class DelegatingMessageSource

java.lang.Object

com.aspectran.core.support.i18n.message.MessageSourceSupport

com.aspectran.core.support.i18n.message.DelegatingMessageSource

All Implemented Interfaces:

HierarchicalMessageSource, MessageSource

public class DelegatingMessageSource
extends MessageSourceSupport
implements HierarchicalMessageSource

Empty MessageSource that delegates all calls to the parent MessageSource. If no parent is available, it simply won't resolve any message.

Created: 2016. 3. 13.

Field Summary

Fields inherited from class com.aspectran.core.support.i18n.message.MessageSourceSupport

log

Constructor Summary

Constructors

Constructor	Description
DelegatingMessageSource()

Method Summary

Modifier and Type	Method	Description
java.lang.String	getMessage(java.lang.String code, java.lang.Object[] args, java.lang.String defaultMessage, java.util.Locale locale)	Try to resolve the message.
java.lang.String	getMessage(java.lang.String code, java.lang.Object[] args, java.util.Locale locale)	Try to resolve the message.
MessageSource	getParentMessageSource()	Return the parent of this MessageSource, or null if none.
void	setParentMessageSource(MessageSource parent)	Set the parent that will be used to try to resolve messages that this object can't resolve.

Methods inherited from class com.aspectran.core.support.i18n.message.MessageSourceSupport

createMessageFormat, formatMessage, isAlwaysUseMessageFormat, renderDefaultMessage, resolveArguments, setAlwaysUseMessageFormat

Methods inherited from class java.lang.Object

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

Constructor Detail

DelegatingMessageSource

public DelegatingMessageSource()

Method Detail

setParentMessageSource

public void setParentMessageSource(MessageSource parent)

Description copied from interface: HierarchicalMessageSource

Set the parent that will be used to try to resolve messages that this object can't resolve.

Specified by:

setParentMessageSource in interface HierarchicalMessageSource

Parameters:

parent - the parent MessageSource that will be used to resolve messages that this object can't resolve. May be null, in which case no further resolution is possible.

getParentMessageSource

public MessageSource getParentMessageSource()

Description copied from interface: HierarchicalMessageSource

Return the parent of this MessageSource, or null if none.

Specified by:

getParentMessageSource in interface HierarchicalMessageSource

Returns:

the parent message source

getMessage

public java.lang.String getMessage(java.lang.String code,
                                   java.lang.Object[] args,
                                   java.lang.String defaultMessage,
                                   java.util.Locale locale)

Description copied from interface: MessageSource

Try to resolve the message. Return default message if no message was found.

Specified by:

getMessage in interface MessageSource

Parameters:

code - the code to lookup up, such as 'calculator.noRateSet'. Users of this class are encouraged to base message names on the relevant fully qualified class name, thus avoiding conflict and ensuring maximum clarity.

args - array of arguments that will be filled in for params within the message (params look like "{0}", "{1,date}", "{2,time}" within a message), or null if none.

defaultMessage - String to return if the lookup fails

locale - the Locale in which to do the lookup

Returns:

the resolved message if the lookup was successful; otherwise the default message passed as a parameter

See Also:

MessageFormat

getMessage

public java.lang.String getMessage(java.lang.String code,
                                   java.lang.Object[] args,
                                   java.util.Locale locale)
                            throws NoSuchMessageException

Description copied from interface: MessageSource

Try to resolve the message. Treat as an error if the message can't be found.

Specified by:

getMessage in interface MessageSource

Parameters:

code - the code to lookup up, such as 'calculator.noRateSet'

args - Array of arguments that will be filled in for params within the message (params look like "{0}", "{1,date}", "{2,time}" within a message), or null if none.

locale - the Locale in which to do the lookup

Returns:

the resolved message

Throws:

NoSuchMessageException - if the message wasn't found

See Also:

MessageFormat