Java Method overloading is something like having more than one method with the same name and different parameters but, all methods should be in the same class, if those are in different classes then it is not considered as a method overloading
You can implement Java method overloading using below ways
Method name is same and changing data type of parameters
Method name is same and changing no of parameters
Method name is same and changing order of parameters
Let us take a simple example, you can get the employee information either by passing employee id or if you want to apply more filters then you can pass employee id along with the department id something like below
Example: Method name is same and changing data type of parameters
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