单选题Given a method that must ensure that its parameter is not null: 11. public void someMethod(Object value) { 12. // check for null value ... 20. System.out.println(value.getClass()); 21. } What inserted at line 12, is the appropriate way to handle a null value?()Aassert value == null;Bassert value != null, value is null;Cif (value == null) { throw new AssertionException(value is null); }Dif (value == null) { throw new IllegalArgumentException(value is null); }

单选题
Given a method that must ensure that its parameter is not null: 11. public void someMethod(Object value) { 12. // check for null value ... 20. System.out.println(value.getClass()); 21. } What inserted at line 12, is the appropriate way to handle a null value?()
A

assert value == null;

B

assert value != null, value is null;

C

if (value == null) { throw new AssertionException(value is null); }

D

if (value == null) { throw new IllegalArgumentException(value is null); }


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