Exercise from second lesson (by Narek Karapetian) #166
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senia-psm
reviewed
Jul 4, 2017
| throw new UnsupportedOperationException(); | ||
| }; | ||
| private Predicate<Person> negate1(Predicate<Person> predicate) { | ||
| return p -> predicate.negate().test(p); |
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Don't use Predicate::negate here.
| // TODO | ||
| throw new UnsupportedOperationException(); | ||
| }; | ||
| return p -> t1.test(p) & t2.test(p); |
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Why not &&? What is the difference between these operators? Are you sure you need & here?
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Using && here is more correctly, you are right. I just mixed up the functionality between && and &.
In this case if t1.test(p) is false operator && won't call the second expression couse it's senselessly.
senia-psm
reviewed
Jul 5, 2017
| new Person("aa", "b", 1))); | ||
| } | ||
| } | ||
| package lambda.part2.exercise; |
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This diff is unreadable. I suspect you've changed line endings.
Fix it.
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