class java.util.ArrayList class java.util.LinkedList In this case, the implementation methods for ArrayList, LinkedList, and Vector are all different, which is a great scenario for using an interface.

In other words, a Java class that supports the SOLID open-closed principle will find use in originally un-envisioned scenarios, and be flexible enough to work with newly created classes, interfaces ...

Java’s interface language feature confuses many Java newbies. Many mistakenly assume that interfaces only sidestep Java’s failure to support multiple implementation inheritance. In reality ...