Most efficient way to see if an ArrayList contains an object in Java

Question

I have an ArrayList of objects in Java. The objects have four fields, two of which I\'d use to consider the object equal to another. I\'m looking for the most efficient wa

Answer 1

Even if the equals method were comparing those two fields, then logically, it would be just the same code as you doing it manually. OK, it might be "messy", but it's still the correct answer