Package org.apache.tapestry5.commons.util

Class AbstractMessages

org.apache.tapestry5.commons.util.AbstractMessages

All Implemented Interfaces:

Messages

Direct Known Subclasses:

MapMessages, MessagesImpl

public abstract class AbstractMessages
extends 
implements Messages

Abstract implementation of Messages that doesn't know where values come from (that information is supplied in a subclass, via the valueForKey(String) method).

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	locale)

Method Summary

Modifier and Type	Method	Description
boolean	key)	Returns true if the bundle contains the named key.
	key, ... args)	Convenience for accessing a formatter and formatting a localized message with arguments.
	key)	Returns the localized message for the given key.
MessageFormatter	key)	Returns a formatter for the message, which can be used to substitute arguments (as per ).
protected abstract	key)	Invoked to provide the value for a particular key.

Methods inherited from class java.lang.

, , , , , , , , , ,

Methods inherited from interface org.apache.tapestry5.commons.Messages

getKeys

Constructor Detail

AbstractMessages

protected  locale)

Method Detail

valueForKey

protected abstract   key)

Invoked to provide the value for a particular key. This may be invoked multiple times even for the same key. The implementation should ignore the case of the key.

Parameters:

key - the key to obtain a value for (case insensitive)

Returns:

the value for the key, or null if this instance can not provide the value

contains

public boolean  key)

Description copied from interface: Messages

Returns true if the bundle contains the named key.

Specified by:

contains in interface Messages

get

public   key)

Description copied from interface: Messages

Returns the localized message for the given key. If catalog does not contain such a key, then a modified version of the key is returned (converted to upper case and enclosed in brackets).

Specified by:

get in interface Messages

Returns:

localized message for key, or placeholder

getFormatter

public  key)

Description copied from interface: Messages

Returns a formatter for the message, which can be used to substitute arguments (as per ).

Specified by:

getFormatter in interface Messages

Returns:

formattable object

format

public   key,
                     ... args)

Description copied from interface: Messages

Convenience for accessing a formatter and formatting a localized message with arguments.

Specified by:

format in interface Messages