de.smartics.exceptions.i18n.message
Class DefaultMessageComposer

java.lang.Object
  de.smartics.exceptions.i18n.message.DefaultMessageComposer

All Implemented Interfaces:

MessageComposer

public class DefaultMessageComposer
     
     

      
      extends 
      
      Object
     
     
     
     

      
      implements 
      
      MessageComposer
     
     

The message composer creates messages from message templates by replacing the place holders with localized parameter values.

The message composer is an utility class to be instantiated without internal state.

Author:

Robert Reiner

Constructor Summary

DefaultMessageComposer()
Default constructor.

Method Summary

String

composeMessage(Throwable exception, Locale locale, ResourceBundle bundle, String keyPrefix, MessageType messageType) Creates the message from the message template.

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultMessageComposer

public DefaultMessageComposer()

Default constructor.

Method Detail

composeMessage

public String composeMessage(Throwable exception,
                             Locale locale,
                             ResourceBundle bundle,
                             String keyPrefix,
                             MessageType messageType)

Creates the message from the message template.

Specified by:

composeMessage in interface MessageComposer

Parameters:

exception - the instance with the values for the message template's parameters.

locale - the locale to use to format the arguments within the template.

bundle - the resource bundle to fetch the message from.

keyPrefix - the prefix to the key to fetch the message from the bundle. The suffix is provided by the message type.

messageType - the type of message to format. This allows to access the correct index of the exception's value within the template.

Returns:

the message constructed from the template and the exception's member values.

See Also:

MessageComposer.composeMessage(Throwable, Locale, ResourceBundle, String, MessageType)