The BlackBerry Enterprise Solution helps developers develop server-side enterprise applications using push technology to push information to BlackBerry smartphone users in real time. With push technology, enterprise servers can securely push content to BlackBerry browsers, or Java applications on BlackBerry smartphones. With push technology, developers can easily communicate the latest information and warnings to smartphone users in a timely and reliable manner.
To facilitate developer learning and use of BlackBerry push technology, the BlackBerry's official website provides a sample program emergency contact List (ECL), including Java/asp.net/domino three languages, Supports browser push and Java application push. The Java version of the program source code and run script can be downloaded on the page www.blackberry.com/go/ecl. In this article, we will analyze the Java version of the ECL sample program.
Comparison of ECL programs for each language version:
ECL Version |
database (s) utilized ( data source ) |
server-side Technology |
Push Interface |
BlackBerry Client Implementation |
Java ECL |
Microsoft Excel |
Java EE |
Command line |
Java Application Browser Application |
asp.net ECL |
Microsoft Excel Microsoft Access Microsoft SQL Server |
. NET |
Command line Gui Windows®service Push Access Protocol (PAP) |
Java Application Browser Application |
Domino®ecl |
IBM Lotus Notes |
Java EE |
Command line Lotus Notes Interface |
Java Application Browser Application |