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pawelpluta/Company.java Secret

Created December 20, 2020 09:56
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Article: Law of Demeter - company delegating cost calculation
Raw
Company.java
class Company {
private List<Department> departments;
Map<DepartmentCode, BigDecimal> costPerDepartment() {
return departments.stream().collect(Collectors.toMap(Department::getCode, Department::cost));
}
}
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