Console Message - Java

We continue with part two of Chapter 2 of Introduction JavaServer Faces Programming, by Budi Kurniawan (McGraw-Hill/Osborne, ISBN 0-07-222983-7, 2004). This section deals with the ActionListener and Component Tree, as well as validation and navigation for your JSP pages. This chapter prepares you for the next chapters by introducing the JSF Application Programming Interface (API) and the Application Configuration file.

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By: McGraw-Hill/Osborne

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March 15, 2004

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And, in the console, you will see the following message:

Model Object Created
getFirstNumber:0
getSecondNumber: 0
getResult: 0
getPhaseId called

Viewing the source, you can see the following HTML tags:

<html> <head> <title>Add 2 numbers</title> </head> <body> <form method="post" action="/JSFCh02a/faces/adder.jsp;jsessionid= 1EF862DDA5B0B99F69E73A32F417552B"> <br/>First Number: <input type="text" name="firstNumber" id="firstNumber" value="0"/> <br/>Second Number: <input type="text" name="secondNumber" id="secondNumber" value="0"/> <br/>Result: 0 <br/> <input type="submit" name="submitButton" value=" Add "/> </form> </body> </html>

JSF application

Figure 6 Running the application

Figure 7 The result of the addition

Now, type two numbers into the input boxes and click the Add button. You can see the browser now displays the result of the addition, as shown in Figure 7.

Remember: This is part one of the second chapter of JavaServer Faces Programming, by Budi Kurniawan (McGraw-Hill/Osborne, ISBN 0-07-222983). Stay tuned for more helpful chapters from McGraw-Hill/Osborne.
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