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This project contains examples, tests, and benchmarks for myYouTube series onEffective Java, Third Edition.The tests can be run withmvn test or any IDE with JUnit 5 integration.To run the benchmarks:

mvn packagejava -jar target/benchmarks.jar

Related links:

• affiliate links toEffective Java, Third Edition:
  • InformIT (the publisher)
  • Amazon USA
  • Amazon Germany
• visitcodefx.org for links to my blog, Twitter, Twitch, and online courses on Java

• Item 1:Consider static factory methods instead of constructors -examples
• Item 2:Consider a builder when faced with many constructor parameters -examples
• Items 3-5 -examples:
  • Enforce the singleton property with a private constructor or an enum type
  • Enforce noninstantiability with a private constructor
  • Prefer dependency injection to hardwiring resources
• Item 6:Avoid creating unnecessary objects -benchmark

• Item 50:Make defensive copies when needed -example andtests