Assess Major Release Upgrade Considerations

Upgrading from Spring Boot 2.7 to 3.1

Introduction

5m
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  Preparing to upgrade
  
  15m
  
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  Assess
  
  5m
  
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  Lab: Compile the Application
  
  10m
  
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  Assess Major Release Upgrade Considerations
  
  5m
  
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  Lab: Major Release Considerations
  
  15m
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  Update the base Spring Boot version
  
  8m
  
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  Lab: Update the base Spring Boot Version
  
  5m
  
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  Update Spring and Spring Boot dependencies
  
  5m
  
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  Lab: Update the Spring/Spring Boot dependencies
  
  6m
  
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  Update non-Spring dependencies
  
  7m
  
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  Lab: Update the Non-Spring Dependencies
  
  10m
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  Spring Security considerations
  
  15m
  
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  Lab: Update Spring Security version
  
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  Run local tests
  
  5m
  
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  Lab: Fixing tests and housekeeping
  
  7m
  
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  Migrating from JUnit 4 to JUnit 5 (Jupiter)
  
  5m
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  Deprecated Properties & Runtime Errors
  
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  Lab: Deprecated Properties & Runtime Errors
  
  5m
  
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  Testing for Parity
  
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  Release - Ship It!
  
  5m
Completed

Conclusion

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In this lesson you learned that upgrades for major releases can introduce more complexity without proper preparation.

Now, let's actually account for any major release considerations and finish the preparation of our sample Spring Boot 2.7 application in the hands-on-lab!