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From Spring Boot 2 To Spring Boot 3
with Java 2122 and Jakarta EE
Ivar Grimstad
Jakarta EE Developer Advocate
Eclipse Foundation
LAOUC Community Tour 2024
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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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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)
Speci
fi
cation
Document
API
TCK
Final Speci
fi
cation
Compatible
Implementation(s)
Speci
fi
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Jakarta EE 10 Web Pro
fi
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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Jakarta EE 10 Core Pro
fi
Jakarta EE 10 Web Pro
fi
le
Updated
Not Updated
New
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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Jakarta EE 10 Core Pro
fi
le
Updated
Not Updated
New
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
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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 EE 10
API source level: Java SE 11
API binary level: Java SE 11
TCK run with: Java SE 11+17
App Developers (YOU) can use Java SE 17 features if you like!!
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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)
How is this Relevant
to
?
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javax.* -> jakarta.*
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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)
builds on
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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)
javax.* -> jakarta.*
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Authorization
Activation
Batch
Connectors
Mail
Messaging
Enterprise Beans
RESTful Web Services
JSON Processing
JSON Binding
Annotations
CDI Lite
Interceptors
Dependency Injection
Servlet
Pages
Expression Language
Debugging Support
Standard Tag Libraries
Faces
WebSocket
Enterprise Beans Lite
Persistence
Transactions
CDI
Authentication
Concurrency
Security
Validation
Data
Jakarta EE
Authorization
Activation
Batch
Connectors
Mail
Messaging
Enterprise Beans
RESTful Web Services
JSON Processing
JSON Binding
Annotations
CDI Lite
Interceptors
Dependency Injection
Servlet
Pages
Expression Language
Debugging Support
Standard Tag Libraries
Faces
WebSocket
Enterprise Beans Lite
Persistence
Transactions
CDI
Authentication
Concurrency
Security
Validation
Data
Spring
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Authorization
Activation
Batch
Connectors
Mail
Messaging
Enterprise Beans
RESTful Web Services
JSON Processing
JSON Binding
Annotations
CDI Lite
Interceptors
Dependency Injection
Servlet
Pages
Expression Language
Debugging Support
Standard Tag Libraries
Faces
WebSocket
Enterprise Beans Lite
Persistence
Transactions
CDI
Authentication
Concurrency
Security
Validation
Data
Jakarta EE
Spring
Persistence
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Hibernate ORM
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UUID as Basic Java Type
@Entity
public class Item {
@Id
@GeneratedValue(strategy=GenerationType.UUID)
private java.util.UUID id;
private String description;
…
}
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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 Persistence 3.2
https://jakarta.ee/speci
fi
cations/persistence/3.2/
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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)
Java Records
as
Embeddable Classes
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@PersistenceContext
EntityManger em;
@Inject
EntityManger em;
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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)
PersistenceConfiguration
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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)
Deprecate
Calendar, Date, Time, Timestamp, Temporal,
MapKeyTemporal, TemporalType
Replace with java.time API
Java Con
fi
guration as alternative to persistence.xml via
the PersistenceConfiguration Class
Lots of New Convenience methods for Criteria Language
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Authorization
Activation
Batch
Connectors
Mail
Messaging
Enterprise Beans
RESTful Web Services
JSON Processing
JSON Binding
Annotations
CDI Lite
Interceptors
Dependency Injection
Servlet
Pages
Expression Language
Debugging Support
Standard Tag Libraries
Faces
WebSocket
Enterprise Beans Lite
Persistence
Transactions
CDI
Authentication
Concurrency
Security
Validation
Data
Jakarta EE
Spring
Validation
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Hibernate Validator
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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 Validation 3.1
https://jakarta.ee/speci
fi
cations/bean-validation/3.1/
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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)
Support Java Records
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Authorization
Activation
Batch
Connectors
Mail
Messaging
Enterprise Beans
RESTful Web Services
JSON Processing
JSON Binding
Annotations
CDI Lite
Interceptors
Dependency Injection
Servlet
Pages
Expression Language
Debugging Support
Standard Tag Libraries
Faces
WebSocket
Enterprise Beans Lite
Persistence
Transactions
CDI
Authentication
Concurrency
Security
Validation
Data
Jakarta EE
Spring
Servlet
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Eclipse Jetty Apache Tomcat
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Authorization
Activation
Batch
Connectors
Mail
Messaging
Enterprise Beans
RESTful Web Services
JSON Processing
JSON Binding
Annotations
CDI Lite
Interceptors
Dependency Injection
Servlet
Pages
Expression Language
Debugging Support
Standard Tag Libraries
Faces
WebSocket
Enterprise Beans Lite
Persistence
Transactions
CDI
Authentication
Concurrency
Security
Validation
Data
Jakarta EE
Spring
Authorization
Activation
Batch
Connectors
Mail
Messaging
Enterprise Beans
RESTful Web Services
JSON Processing
JSON Binding
Annotations
CDI Lite
Interceptors
Dependency Injection
Servlet
Pages
Expression Language
Debugging Support
Standard Tag Libraries
Faces
WebSocket
Enterprise Beans Lite
Persistence
Transactions
CDI
Authentication
Concurrency
Security
Validation
Data
Authorization
Activation
Batch
Connectors
Mail
Messaging
Enterprise Beans
RESTful Web Services
JSON Processing
JSON Binding
Annotations
CDI Lite
Interceptors
Dependency Injection
Servlet
Pages
Expression Language
Debugging Support
Standard Tag Libraries
Faces
WebSocket
Enterprise Beans Lite
Persistence
Transactions
CDI
Authentication
Concurrency
Security
Validation
Data
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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)
Demo
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New Spring App
Scenario 1
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Spring Boot 3
+
Tomcat 9
duke-spring
Spring Boot 3
+
Tomcat 10
duke-spring
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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)
Upgrade Spring App
Scenario 2
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Spring Boot 2 Spring Boot 3
duke-boot
duke-boot
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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)
javax.* -> jakarta.*
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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)
IDE
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docs.openrewrite.org/recipes/java/migrate/jakarta
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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)
1. Update Spring version in pom.xml
2. Update Jakarta EE version in pom.xml
3. Fix the imports
https://github.com/ivargrimstad/jakartaee-spring
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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)
Upgrade Spring App
Scenario 3
with Dependencies
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Spring Boot 2
duke-boot
duke-dep
Spring Boot 3
duke-boot
duke-dep
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duke-dep
Source
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Spring Boot 2
duke-boot
duke-dep
Spring Boot 3
duke-boot
duke-dep
2.0
1.0
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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)
1. Update Spring version in pom.xml
2. Update Jakarta EE version in pom.xml
3. Fix the imports
4. Repeat for Dependencies
https://github.com/ivargrimstad/jakartaee-spring
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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)
Upgrade Spring App
Scenario 4
with Transitive Dependencies
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Spring Boot 2
duke-boot
duke-dep duke-lib
Spring Boot 3
duke-boot
duke-dep duke-lib
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Source
duke-dep
Source
duke-lib
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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)
Transformation
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Eclipse Transformer Apache Tomcat Migration Tool
b.com/eclipse/transformerhttps://tomcat.apache.org/download-migration.cgi
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Eclipse Transformer
https://github.com/eclipse/transformer
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Spring Boot 2
duke-boot
duke-dep duke-lib
Spring Boot 3
duke-boot
duke-dep duke-lib
2.0
1.0 2.0
1.0
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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)
1. Update Spring version in pom.xml
2. Update Jakarta EE version in pom.xml
3. Fix the imports
4. Repeat for Dependencies
5. Transform Libraries if necessary
https://github.com/ivargrimstad/jakartaee-spring
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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)
Additional Migration
Steps
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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)
1. Update Spring version in pom.xml
2. Update Jakarta EE version in pom.xml
3. Fix the imports
4. Repeat for Dependencies
5. Transform Libraries if necessary
6. Rename properties pre
fi
xed with javax
7. Verify data and dynamic content
https://github.com/ivargrimstad/jakartaee-spring
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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)
Beyond 10
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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)
Boost Performance and Developer
Productivity with Jakarta EE 11
Sala 3
Today at 15:??
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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)
COPYRIGHT (C) 2024, 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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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 3.2
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
Under Developm
ent
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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)
How is Relevant
to
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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)
builds on
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Jakarta EE
Spring
Authorization
Activation
Batch
Connectors
Mail
Messaging
Enterprise Beans
RESTful Web Services
JSON Processing
JSON Binding
Annotations
CDI Lite
Interceptors
Dependency Injection
Servlet
Pages
Expression Language
Debugging Support
Standard Tag Libraries
Faces
WebSocket
Enterprise Beans Lite
Persistence
Transactions
CDI
Authentication
Concurrency
Security
Validation
Data
Jakarta EE 11 Platform
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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)
javax.* -> jakarta.*
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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)
1. Update Spring version in pom.xml
2. Update Jakarta EE version in pom.xml
3. Fix the imports
4. Repeat for Dependencies
5. Transform Libraries if necessary
6. Rename properties pre
fi
xed with javax
7. Verify data and dynamic content
https://github.com/ivargrimstad/jakartaee-spring
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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/jakartaee-spring
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Jakarta EE Overview
Course available on