Tutoriel par Examples: département



// Java: Map<Department, List<Employee>> byDept = employees.stream() .collect(Collectors.groupingBy(Employee::getDepartment)); // Kotlin: val byDept = employees.groupBy { it.department }
// Java: Map<Department, Integer> totalByDept = employees.stream() .collect(Collectors.groupingBy(Employee::getDepartment, Collectors.summingInt(Employee::getSalary))); // Kotlin: val totalByDept = employees.groupBy { it.dept }.mapValues { it.val...
Entité d'employé @Entity public class Employee { @TableGenerator(name = "employee_gen", table = "id_gen", pkColumnName = "gen_name", valueColumnName = "gen_val", allocationSize = 1) @Id @GeneratedValue(strategy = GenerationType.TABLE, ge...

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