JMP402 Master Class: Managed beans and XPages: Your Time Is Now

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JMP402 Master Class: Managed
Beans and XPages: Your Time Is Now
Russell Maher | Pr...

Speaker Introduction

 Russell Maher – President, QDiligence and RGM Consulting

– Independent Consultant in Chicago ...

Attendee Introduction

 You are an XPager
– You have created and deployed actual XPage applications

 You know...
...

First Things First!

 Why are we here today?

– We are learning how, when and why to use managed beans in your XPage ...

Agenda

 High Level Concepts

 Our First Managed Bean

 When Do Managed Beans Make Sense?

 Bu...

High Level Concepts

 What is a Managed Bean?
– A Serializable Plain Old Java Object (POJO) with a no-argument constr...

High Level Concepts

 How are managed beans configured?
– Via the faces-config.xml file within the NSF

 How are th...

Agenda

 High Level Concepts

 Our First Managed Bean

 When Do Managed Beans Make Sense?

 Bu...

Your First Managed Bean

 Four Steps To Create A Managed Bean

1. Create the managed bean class

2. Add private p...

Step 1 – Create the Managed Bean Class

 In Domino Designer…

– Create a new Java Class Design Element

– Set t...

Step 1 – Create the Managed Bean Class

11

Step 1 – Create the Managed Bean Class

 The Results: A Serializable Java Class with a no-argument constructor

12

Step 2 – Add Private Properties With Public Getters/Setters

 Add private properties to your Java class

13

Step 2 – Add Private Properties With Public Getters/Setters

 Create methods to get or set those property values (getters...

Step 2 – Add Private Properties With Public Getters/Setters

15

Step 2 – Add Private Properties With Public Getters/Setters

 Your new getters/setters will appear in the location you ch...

Step 3 – Configure The Managed Bean In Faces-config.xml

 In Application Configuration locate and edit the faces-config.x...

Step 3 – Configure The Managed Bean In Faces-config.xml

18

Step 4 – Use Your Managed Bean In An XPage

 Connect to your managed bean using…

– Expression Language (EL)

19

Step 4 – Use Your Managed Bean In An XPage

 Connect to your managed bean using…

– Managed bean public methods

...

Creating A “First” Managed Bean

21

Agenda

 High Level Concepts

 Our First Managed Bean

 When Do Managed Beans Make Sense?

 Building The A...

When Do Managed Beans Make Sense?

 When there is Complexity

– Are you tracking many SSJS scoped variables?
– ...

The Demo Application

 Annual Audits Application

– Based on an existing production application

– Each year fa...

The Demo Application

 Complexity level is perfect for “beaning”

– Multiple audit types
– Multiple questions
...

Annual Audits Application

26

Agenda

 High Level Concepts

 Our First Managed Bean

 When Do Managed Beans Make Sense?

 Building The A...

Basic Java Syntax Rules

 Java is very similar to Server-Side JavaScript

– Java is case sensitive

– Statemen...

Basic Java Syntax Rules

 Try/Catch blocks surround methods that throw exceptions

 Methods may or may not return val...

JavaDoc Comment Rules

 In order to generate JavaDoc later you need to add JavaDoc comments now
 Best practice is to com...

Adding JavaDoc Comments

 Click in the method you want to comment
 ALT + Shift + J is the keyboard shortcut to insert a ...

The Bean Rules

 A Plain Old Java Object is considered a bean if it follows this basic structure

...

The Bean Rules

 Managed beans should implement the Serializable interface
 Serialization is the ability to store the st...

Adding the Serial Version UID

 Domino Designer will generate the required serialVersionUID for you if
you hover over t...

Creating The Audit Bean Class

35

Before You Bean…Architect Your Solution

 If you are beaning your XPage, chances are there is complexity
 Using managed ...

Annual Audits Application Beans And Classes

AdminBean AdminUtils ...

Bean Relationships

auditBean auditQuestion Class
auditUserBean Y...

Annual Audits Architectural Overview

 Question configuration records are separate from answers
– Each config is key...

Advantages/Disadvantages

 Advantages
– Data normalization
– Individual answers can be easily maintained throug...

Audit Bean Task #1 – Set Basic Audit Information

 Audit.xsp uses the AuditBean properties for audit information display
...

AuditBean Step #1 – Setting Basic Audit Information

42

Audit Bean Task #2 – Building The Questions

 Next up, the AuditBean creates a list of all the questions for this audit

...

Java TreeMaps

 Java has a wonderful object called a TreeMap
– Perfect for tracking auditQuestion objects

 Java ...

AuditBean Step #3 – Building The Questions

45

Connecting the Audit Record to an Audit

 Audit Records contain information about the year and type of audit

 Audits a...

Path From Link To Audit

47

Connecting The Audit Record To The AuditBean

48

How Audit.xsp Works

 When audit.xsp opens…

– Its Repeat Control accesses the AuditBean

– Loops through the T...

Creating Audit.xsp

50

Sharing Data Between Managed Beans

 In a complex application sharing data between beans is very common
– Why duplic...

Using the SessionMap To Share Data

 The sessionMap is a Java Map
– Objects accessible by a key value
– You alr...

SessionMap Utility Functions

53

Using Managed Properties

 Managed beans can be configured to have default values for their properties
 Set in the faces...

Using A Managed Bean As A Managed Properties

 Managed beans often have properties that are Java objects
– questions...

Sharing Managed Bean Data

56

Agenda

 High Level Concepts

 Our First Managed Bean

 When Do Managed Beans Make Sense?

 Building The A...

Debugging Managed Beans

 Domino Designer can debug your managed beans
– And other Java
– And SSJS in IBM Notes...

Starting Your Server In Debug Mode

 Change your server notes.ini file by adding the following:

JavaEnableDebug=1
...

Creating A Debug Configuration

 Open a Java design element
 Open the Debug Configurations…

60

Creating A Debug Configuration

 Alternatively switch to the Debug Perspective
 Open Debug Configurations…

61

Creating A Debug Configuration

 Create a new debug configuration

62

Creating A Debug Configuration

 Configure the debug configuration by adding or ensuring the Project name
includes your...

Add Breakpoints To Your Managed Bean

64

Now Go Forth And Debug!

 Connect to the server using your debug configuration

65

Run Your Code

 After executing your code you may see this prompt to switch to the Debug
Perspective

66

Run Your Code

 The Debug Perspective provides the debugging functionality

67

Debugging The AuditBean

68

Agenda

 High Level Concepts

 Our First Managed Bean

 When Do Managed Beans Make Sense?

 Building The A...

Generating JavaDoc

 JavaDoc documentation is generated from your JavaDoc comments
 Domino Designer does not ship with a...

Generating JavaDoc

 JavaDoc generation steps:

1. Export your managed bean code to the Eclipse project folder

...

Generating JavaDoc

 JavaDoc generation steps…
(continued)

4. Complete the fields as needed

5. Click “Finis...

Generating JavaDoc

 JavaDoc generation steps…
(continued)

6. Your JavaDoc will be added to your Eclipse Java Pro...

Generating JavaDoc

 Open the index.html file in a browser to see your JavaDoc in all its fully
commented and correctly...

Annual Audits Managed Bean JavaDoc Generation

75

Recommended Resources

 The BalusC Code
– EXCELLENT resource on Java and JSF!
– http://balusc.blogspot.com/

 ...

Related Sessions

 Master Class: XPages Performance - Inside Out
– JMP401 Today 1:30 – 3:30 Swan Pelican 1-2
– ...

Thank You For Coming!

78

Q&A

 Questions?
 ¿Preguntas?
 Domande?
 Haben Sie Fragen?
 有问题吗？
 Spørsmål?
 Spørgsmål?
 質問はありますか？

79

Legal disclaimer
© IBM Corporation 2013. All Rights Reserved.
The information contained in this publication is p...

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