Now let’s try the same example using composition ... Unlike some languages, such as C++, Java does not allow multiple inheritance with classes. You can use multiple inheritance with interfaces ...

As an example, Figure 1 shows car and truck ... and methods from another class by extending that class. Java doesn’t support multiple inheritance through class extension, however.

Neither of the two "big" programming languages to come out in the last few years, Java or C#, make use of multiple ... seen examples, which seem quite logical, wherein implementation inheritance ...