Java equals() and hashCode

The equals() method must be:

Using String. equals() :In Java, string equals() method compares the two given strings based on the data/content of the string. If all the contents of both the strings are same then it returns true. If any character does not match, then it returns false.

equals() is a method of Object class. == should be used during reference comparison . == checks if both references points to same location or not. equals() method should be used for content comparison.