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Dat 3rd Sem Fall 2025
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  1. DAT 3rd Semester Fall 2025
  2. /
  3. Backend
  4. /
  5. 01 Java Deep Dive
  6. /
  7. Exercises
  8. /
  9. DateTime API

DateTime API

Day 1

Given the Employee class from the previous exercise with Java Streams.

Add a birthdate to the Employee class and implement the following tasks using the Java Time API:

  1. Calculate the age of each employee based on their birthdate

  2. Calculate the average age of all employees

  3. Filter and display employees who have birthdays in a specific month.

  4. Group employees by birth month and display the count of employees in each group.

  5. List all employees who has a birthday in the current month.

Check these hints for explanations of the date and time API in Java 8.

gdoc_arrow_left_alt Streams API Intermediate CodeLab gdoc_arrow_right_alt