Home > Developers > BlackBerry Developer Labs > Connecting to Email, Calendar and PIM Applications on BlackBerry Listening for Email and Triggering Notifications

Exercise

Write an application that registers a custom notification and a folder listener. The folder listener will activate the custom notification when an email arrives with a particular string in the subject of the email.

Objectives

• Discover how to make an application auto-start
• Discover how to register a folder listener
• Discover how to register a custom notification
• Discover how to monitor incoming email

Setup

1. Download the file
2. In the IDE, open the FolderListenerApp.jdw workspace
3. Open the MessageNotification.java source file.
4. Open the FolderListenerApp.java source file.

Tasks

1. FolderListener Changes:
1. Register the custom notification with the system
2. Add a FolderListener to the store after it is retrieved
3. Determine if the incoming message has been added to the INBOX folder
4. Retrieve the subject of the new message
5. Trigger the notification once it is discovered that the subject contains the string “< TAG >”.
2. MessageNotification Changes:
1. Register the consequence manager

Check Your Work

Download the completed code

Review

In this exercise, you discovered the following things:

• to make an application auto-start
• to register a folder listener and a custom notification
• to monitor incoming email

Additional Labs

Go to the first exercise in "Working with Multiple Processes and Threads", Listening for Pushed Data

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