Original link: https://www.lifengdi.com/archives/transport/technology/3910
NullPointException should be a guy familiar to every coder, right? Whose code didn’t throw a few null pointer exceptions… For example: you wrote the following code: public void getCompanyFromEmployee() { Employee employee = getEmployee(); Company company = employee.getTeam().getDepartment().getCompany (); System.out.println(company); } private Employee […]
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