Learn how to implement the equals and hashCode methods in Java to ensure consistent and logical object equality in object-oriented design.

package dustin.examples; import java.util.Calendar; /** * Simple employee class using NetBeans-generated 'common' methods * implementations that are typical of many such implementations created ...

If only override equals, then java will assign different hashcode to different obj; then adding new [1 1] and new [1 1] will duplicate show up; If only override hashCode, then after reaching the same ...

Obi Ezechukwu‘s blog High-Octane Java recently featured the post Compact Equals, which compares an implementation of a Java class’s overridden equals method in traditional form versus one ...

I added this to GitHub purely for reference purposes as these concepts can get blurry after a period of absence from Java. ;) Since the code is not elaborately commented, the concepts might not be ...

So, I've overridden the equals method as well, and I just put a printout in there saying, 'Calling the equals method' and what object we're calling the equals method for. And then we just do the ...