Netbeans Java One 2010 s314648 Give Me Jsf Editor

8/3/2019 Netbeans Java One 2010 s314648 Give Me Jsf Editor

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Give me a proper visual JSF editor or else ...

David KonecnyPrincipal Member of Technical Staff, Oracle


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The following is intended to outline our generalproduct direction. It is intended for informationpurposes only, and may not be incorporated into anycontract. It is not a commitment to deliver any

material, code, or functionality, and should not berelied upon in making purchasing decisions.The development, release, and timing of anyfeatures or functionality described for Oracles

products remains at the sole discretion of Oracle.


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Questions, questions, questions, ...

Is visual JSF editor needed ?

Do developers prefer text editor ?

Have tool providers failed ?

Should we blame JSF itself ? ...


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and answers could be:




Should we blame JSF itself ? ...


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Process

WHYWhy do I ask these questions?

HOWHow did I find answers?

WHATWhat are my answers?

ANDAnd what can I do with them?


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Why do I ask these questions?

JSF 2.0 Facelets, Annotations, Ajax, Navigation,GET, Composite Components, Scopes, ...

Java EE 6

Technical Lead of EE support

Supports full EE 6 stack


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Why JSF?

> 70 votes!

... is great, it must be improved and continued ...

I would not mind to pay ...

... the most important thing for corporate users ...

... was one of the best features of NetBeans ...

Lets hope and pray that this absurd decision ...

VWP == Visual Web Pack aka Java Studio Creator


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QUESTION #1

So do we need a visual JSF editor?


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What is JSF good for?

migration of application data to and from the UI

UI from a set of reusable UI components

custom UI components


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JSF versus Rendered Output


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Who is using JSF?

Developer versus Designer

Developer's evolution

OS Look and Feel dogma

Different roles have different needs


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Developer Role what is important?

Data bindings

Conversions

Validations

Error messages Localization

Navigation


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Developer Role what is NOT important?

Layout

Components

Colors, fonts, styles


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WYSIWYG? No, thank you.

Wrong role focus Missing HTML render

Imprecise code


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Q.1: So do we need a visual JSF editor?

JSF applications are data driven JSF language is designed for tooling

Visual editor improves productivity

Number of visual editor addicts

YES !


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QUESTION #2

Have tool providers failed ??


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Tools Visual Web Pack

Timing

Scope


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Tools Visual Web Pack (Cont) - sloccount()

Total Physical Source Lines of Code = 450,000

Development Effort Estimate (Person-Years) = 120

Schedule Estimate (Years) = 3.3

Estimated Average Number of Developers = 37 Total Estimated Cost to Develop = $ 16,523,003


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Tools Visual Web Pack (Cont)

Absolute Layout

Woodstock + ICEFaces

Database integration


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Observation #1: Rich component metadata

JSR-276 JSF Component Metadata

JSF 2.0 Composite Components

Can I have children?Do I have parents?

What do I render?

Which componentfamily is mine?

What aboutmy facets?


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Observation #2: Component Rendering

Arbitrary output of component renderer

JSR-276 JSF Component Metadata

Missing Java native HTML renderer


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Observation #3: Layout Component Rendering

Mapping source to output

javax.faces.context.ResponseWriter


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Observation #4: Layout Component vs Drag'n'Drop

Description of drop areas

Description of drag handles

drop areas

has 13


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Observation #5: Layout Options

HTML/CSS based layout

Absolute Layout

h:panelGrid, af:panelFormLayout


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Matisse parallel

Matisse = Swing GUI designer for Group layout

Good tool + Good layout manager

70-80% satisfaction threshold


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Other tools

JDeveloper (JSF/ADF)

MS Dev Studio (ASP)

Window Builder (GWT)

MS Dev Studio (SilverLight)


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Q.2: Have tool providers failed ??

Tools tried their best Missing HTML renderer

Hindered by JSF issues

Missing layout abstraction

No, not really.


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Q.3: Should we blame JSF itself ??

Lack of support for design time editing

JSR-276 JSF takes too long JSR 273 (Design-Time API for JavaBeans) dropped

Well ...

in part.


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Q.4: Should we blame component providers ??

Dependence on tools

Well ...

not really.


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and my answers are:




Should we blame JSF itself ?


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Summary: JSF does need a visual editor

JSF Tools Providers

Any component works Layout abstraction

WYSIWYN

(what you see is what you need)

To achieve that following needs to be done:


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Practical experience from implementing the new

generation visual JSF editor for NetBeans IDE


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More questions?

Netbeans Java One 2010 s314648 Give Me Jsf Editor

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