You’ll need to override that with a return (e1. getID == e2 . getID); The String class overrides equals() and checks for their contents, returning whether they are the same.
Read moreHow we implement hashCode and equals method in Java?
The implementation of equals() and hashCode() should follow these rules.
Read moreWhy we use equals method in Java?
The equals method in Java is invoked every time an object is compared with another object to see if they are equivalent to each other or not i.e. are they the same object in terms of data type and value.
Read moreWhich methods are implemented in Object class Java?
Methods of Object class MethodDescriptionpublic int hashCode()returns the hashcode number for this object.public boolean equals(Object obj)compares the given object to this object.protected Object clone() throws CloneNotSupportedExceptioncreates and returns the exact copy (clone) of this object.Java Object Class – Javatpoint www.javatpoint.com › object-class
Read moreWhat are the object class methods?
Methods of Object class MethodDescriptionpublic int hashCode()returns the hashcode number for this object.public boolean equals(Object obj)compares the given object to this object.protected Object clone() throws CloneNotSupportedExceptioncreates and returns the exact copy (clone) of this object.Java Object Class – Javatpoint www.javatpoint.com › object-class
Read moreWhich of the given method are of object class?
35) Which of the given methods are of Object class? Explanation: The notify(), notifyAll(), and wait() are the methods of the Object class.
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