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The Final Frontier of
Web Development
React Server Components vs Jakarta EE
Ivar Grimstad
Jakarta EE Developer Advocate
Eclipse Foundation
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https://github.com/ivargrimstad
https://www.linkedin.com/in/ivargrimstad
@[email protected]
ivargrimstad_of
fi
cial
@ivar_grimstad
https://www.threads.net/@ivargrimstad_of
fi
cial
🇳🇴
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COPYRIGHT (C) 2024, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
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COPYRIGHT (C) 2024, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Why This Talk?
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COPYRIGHT (C) 2024, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Server Side Rendering
Is HOT Again
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COPYRIGHT (C) 2024, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Disclaimer!
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{.js}
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Server Side Scripting
{.js}
Client Side Scripting
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Client Side
Server Side
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{.js}
Client Side
Server Side
Client Side
Server Side
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COPYRIGHT (C) 2024, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
NOTE: No versus
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COPYRIGHT (C) 2024, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Nothing FINAL
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No content
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COPYRIGHT (C) 2024, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Web Development
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COPYRIGHT (C) 2024, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Client Side
vs
Server Side
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COPYRIGHT (C) 2024, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Client Side Rendering
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COPYRIGHT (C) 2024, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Browser
Server
Click
Response
Request
JS
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COPYRIGHT (C) 2024, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Server Side Rendering
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COPYRIGHT (C) 2024, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Browser
Server
Click
Response
Request
HTM
HTM
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COPYRIGHT (C) 2024, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Advantages
of
Server Side Rendering
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Performance
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COPYRIGHT (C) 2024, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Initial Page Load
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COPYRIGHT (C) 2024, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Browser
Server
Click
Response
Request
JS
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COPYRIGHT (C) 2024, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Caching
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COPYRIGHT (C) 2024, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Browser
Server
Click
Response
Request
HTM
HTM
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COPYRIGHT (C) 2024, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Data Fetching
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COPYRIGHT (C) 2024, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Browser
Server
Response
Request
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COPYRIGHT (C) 2024, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Security
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COPYRIGHT (C) 2024, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Server Side Rendering
Client Side Rendering
Browser
Server
- API Keys
- Data
- Logic
Security
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COPYRIGHT (C) 2024, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Search Engine Optimisation
(SEO)
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Let’s Talk About
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COPYRIGHT (C) 2024, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Speci
fi
cation
Document
API
TCK
Final Speci
fi
cation
Compatible
Implementation(s)
Speci
fi
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No content
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Jakarta EE 10 Platform
Updated
Not Updated
New
Authorization 2.1
Activation 2.1
Batch 2.1
Connectors 2.1
Mail 2.1
Messaging 3.1
Enterprise Beans 4.0
RESTful Web Services 3.1
JSON Processing 2.1
JSON Binding 3.0
Annotations 2.1
CDI Lite 4.0
Interceptors 2.1
Dependency Injection 2.0
Servlet 6.0
Server Pages 3.1
Expression Language 5.0
Debugging Support 2.0
Standard Tag Libraries 3.0
Faces 4.0
WebSocket 2.1
Enterprise Beans Lite 4.0
Persistence 3.1
Transactions 2.0
Managed Beans 2.0
CDI 4.0
Authentication 3.0
Concurrency 3.0
Security 3.0
Bean Validation 3.0
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RESTful Web Services 4.0
JSON Processing 2.1
JSON Binding 3.0
Annotations 3.0
CDI Lite 4.1
Interceptors 2.2
Dependency Injection 2.0
Servlet 6.1
Pages 4.0
Expression Language 6.0
Debugging Support 2.0
Standard Tag Libraries 3.0
Faces 4.1
WebSocket 2.2
Enterprise Beans Lite 4.0
Persistence 3.2
Transactions 2.0
CDI 4.1
Authentication 3.1
Concurrency 3.1
Security 4.0
Validation 3.1
Data 1.0
Authorization 3.0
Activation 2.1
Batch 2.1
Connectors 2.1
Mail 2.1
Messaging 3.1
Enterprise Beans 4.0
Jakarta EE 11 Platform
Jakarta EE 11 Web Pro
fi
Updated
Not Updated
New
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Jakarta EE 11 Web Pro
fi
le
RESTful Web Services 4.0
JSON Processing 2.1
JSON Binding 3.0
Annotations 3.0
CDI Lite 4.1
Interceptors 2.2
Dependency Injection 2.0
Servlet 6.1
Pages 4.0
Expression Language 6.0
Debugging Support 2.0
Standard Tag Libraries 3.0
Faces 4.1
WebSocket 2.2
Enterprise Beans Lite 4.0
Persistence 3.2
Transactions 2.0
CDI 4.1
Authentication 3.1
Concurrency 3.1
Security 4.0
Validation 3.1
Data 1.0
Jakarta EE 11 Core Pro
fi
Updated
Not Updated
New
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Jakarta EE 11 Core Pro
fi
le
Updated
Not Updated
New
RESTful Web Services 4.0
JSON Processing 2.1
JSON Binding 3.0
Annotations 3.0
CDI Lite 4.1
Interceptors 2.2
Dependency Injection 2.0
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Jakarta EE 11 Platform
Updated
Not Updated
New
Authorization 3.0
Activation 2.1
Batch 2.1
Connectors 2.1
Mail 2.1
Messaging 3.1
Enterprise Beans 4.0
RESTful Web Services 4.0
JSON Processing 2.1
JSON Binding 3.0
Annotations 3.0
CDI Lite 4.1
Interceptors 2.2
Dependency Injection 2.0
Servlet 6.1
Pages 4.0
Expression Language 6.0
Debugging Support 2.0
Standard Tag Libraries 3.0
Faces 4.1
WebSocket 2.2
Enterprise Beans Lite 4.0
Persistence 3.2
Transactions 2.0
CDI 4.1
Authentication 3.1
Concurrency 3.1
Security 4.0
Validation 3.1
Jakarta EE 11 Platform
Updated
Not Updated
New
Data 1.0
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Jakarta EE 11 Platform
Updated
Not Updated
New
Authorization 3.0
Activation 2.1
Batch 2.1
Connectors 2.1
Mail 2.1
Messaging 3.1
Enterprise Beans 4.0
RESTful Web Services 4.0
JSON Processing 2.1
JSON Binding 3.0
Annotations 3.0
CDI Lite 4.1
Interceptors 2.2
Dependency Injection 2.0
Servlet 6.1
Pages 4.0
Expression Language 6.0
Debugging Support 2.0
Standard Tag Libraries 3.0
Faces 4.1
WebSocket 2.2
Enterprise Beans Lite 4.0
Persistence 3.2
Transactions 2.0
CDI 4.1
Authentication 3.1
Concurrency 3.1
Security 4.0
Validation 3.1
Jakarta EE 11 Platform
Updated
Not Updated
New
Data 1.0
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No content
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COPYRIGHT (C) 2024, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Jakarta Pages
(JSP)
DEMO
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EJS Demo
EJS Demo
<% if(true){ %>Greetings from GeeCON 2024
<% } %>Slide 43
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<%@ page contentType="text/html;charset=UTF-8" language=“java" %>
JSP Demo
JSP Demo
<% if(true){ %>Greetings from GeeCON 2024
<% } %>Slide 44
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COPYRIGHT (C) 2024, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Jakarta Pages 4.0
https://jakarta.ee/speci
fi
cations/pages/4.0/
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Jakarta EE 11 Platform
Updated
Not Updated
New
Authorization 3.0
Activation 2.1
Batch 2.1
Connectors 2.1
Mail 2.1
Messaging 3.1
Enterprise Beans 4.0
RESTful Web Services 4.0
JSON Processing 2.1
JSON Binding 3.0
Annotations 3.0
CDI Lite 4.1
Interceptors 2.2
Dependency Injection 2.0
Servlet 6.1
Pages 4.0
Expression Language 6.0
Debugging Support 2.0
Standard Tag Libraries 3.0
Faces 4.1
WebSocket 2.2
Enterprise Beans Lite 4.0
Persistence 3.2
Transactions 2.0
CDI 4.1
Authentication 3.1
Concurrency 3.1
Security 4.0
Validation 3.1
Jakarta EE 11 Platform
Updated
Not Updated
New
Data 1.0
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No content
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No content
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COPYRIGHT (C) 2024, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Jakarta Servlet
DEMO
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function Home() {
return
Hello World!
} export default Home;Slide 51
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@Override
protected void doGet(HttpServletRequest req,
HttpServletResponse resp)
throws IOException {
resp.getWriter().println("
Hello World!
“); }Slide 52
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COPYRIGHT (C) 2024, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Jakarta Servlet 6.1
https://jakarta.ee/speci
fi
cations/servlet/6.1/
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Jakarta EE 11 Platform
Updated
Not Updated
New
Authorization 3.0
Activation 2.1
Batch 2.1
Connectors 2.1
Mail 2.1
Messaging 3.1
Enterprise Beans 4.0
RESTful Web Services 4.0
JSON Processing 2.1
JSON Binding 3.0
Annotations 3.0
CDI Lite 4.1
Interceptors 2.2
Dependency Injection 2.0
Servlet 6.1
Pages 4.0
Expression Language 6.0
Debugging Support 2.0
Standard Tag Libraries 3.0
Faces 4.1
WebSocket 2.2
Enterprise Beans Lite 4.0
Persistence 3.2
Transactions 2.0
CDI 4.1
Authentication 3.1
Concurrency 3.1
Security 4.0
Validation 3.1
Jakarta EE 11 Platform
Updated
Not Updated
New
Data 1.0
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No content
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COPYRIGHT (C) 2024, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Jakarta Faces
(JSF)
DEMO
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COPYRIGHT (C) 2024, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Jakarta Faces 4.1
https://jakarta.ee/speci
fi
cations/faces/4.1/
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Jakarta EE 11 Platform
Updated
Not Updated
New
Authorization 3.0
Activation 2.1
Batch 2.1
Connectors 2.1
Mail 2.1
Messaging 3.1
Enterprise Beans 4.0
RESTful Web Services 4.0
JSON Processing 2.1
JSON Binding 3.0
Annotations 3.0
CDI Lite 4.1
Interceptors 2.2
Dependency Injection 2.0
Servlet 6.1
Pages 4.0
Expression Language 6.0
Debugging Support 2.0
Standard Tag Libraries 3.0
Faces 4.1
WebSocket 2.2
Enterprise Beans Lite 4.0
Persistence 3.2
Transactions 2.0
CDI 4.1
Authentication 3.1
Concurrency 3.1
Security 4.0
Validation 3.1
Jakarta EE 11 Platform
Updated
Not Updated
New
Data 1.0 MVC 3.0
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COPYRIGHT (C) 2024, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Jakarta MVC
DEMO
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@Controller
@View(“hello.jsp”)
public void hello()
model.put(“Hello Duke!”);
}
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COPYRIGHT (C) 2024, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
+
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public class HtmxViewEngine implements ViewEngine {
boolean supports(String view) {
// TODO:implement
}
void processView(ViewEngineContext ctx)
throws ViewEngineException {
// TODO:implement
}
}
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COPYRIGHT (C) 2024, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Jakarta MVC
Standardizes the action-based model-view-controller pattern
https://jakarta.ee/speci
fi
cations/mvc/
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COPYRIGHT (C) 2022, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Summary
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COPYRIGHT (C) 2024, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Server Side Rendering
Is HOT Again
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{.js} Jakarta EE
Next.js Servlet
HTMX Faces
Node.js Pages
MVC
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No content
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Jakarta EE 10 Platform
Updated
Not Updated
New
Authorization 2.1
Activation 2.1
Batch 2.1
Connectors 2.1
Mail 2.1
Messaging 3.1
Enterprise Beans 4.0
RESTful Web Services 3.1
JSON Processing 2.1
JSON Binding 3.0
Annotations 2.1
CDI Lite 4.0
Interceptors 2.1
Dependency Injection 2.0
Servlet 6.0
Server Pages 3.1
Expression Language 5.0
Debugging Support 2.0
Standard Tag Libraries 3.0
Faces 4.0
WebSocket 2.1
Enterprise Beans Lite 4.0
Persistence 3.1
Transactions 2.0
Managed Beans 2.0
CDI 4.0
Authentication 3.0
Concurrency 3.0
Security 3.0
Bean Validation 3.0
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Authorization 3.0
Activation 2.1
Batch 2.1
Connectors 2.1
Mail 2.1
Messaging 3.1
Enterprise Beans 4.0
RESTful Web Services 4.0
JSON Processing 2.1
JSON Binding 3.0
Annotations 3.0
CDI Lite 4.1
Interceptors 2.2
Dependency Injection 2.0
Servlet 6.1
Pages 4.0
Expression Language 6.0
Debugging Support 2.0
Standard Tag Libraries 3.0
Faces 4.1
WebSocket 2.2
Enterprise Beans Lite 4.0
Persistence 3.2
Transactions 2.0
CDI 4.1
Authentication 3.1
Concurrency 3.1
Security 4.0
Validation 3.1
Jakarta EE 11 Platform
Updated
Not Updated
New
Data 1.0
Com
ing This July
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COPYRIGHT (C) 2024, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
2022 2024
2020
Java 21
Embrace Records
Jakarta Data
CDI Centric
Removals and Deprecations
javax.* -> jakarta.* Jakarta EE Core Pro
fi
le
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No content
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Jakarta EE
https://jakarta.ee
Get Started

https://start.jakarta.ee
Ivar’s Hashtag Jakarta EE
https://www.agilejava.eu/category/jakarta-ee/
Demo Code
https://github.com/ivargrimstad/dukes-server-
components
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Jakarta EE Overview
Course available on
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Jakarta EE Developer Survey 2024