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java Programming Glossary: interfacebhttp://stackoverflow.com/questions/1321122/what-is-an-interface-in-java interface InterfaceA void interfaceMethodA interface InterfaceB void interfaceMethodB public class ImplementingClassA implements.. public class ImplementingClassA implements InterfaceA InterfaceB public void interfaceMethodA System.out.println interfaceA.. A public class ImplementingClassB implements InterfaceA InterfaceB public void interfaceMethodA System.out.println interfaceA..
Why can't you have multiple interfaces in a bounded wildcard generic? http://stackoverflow.com/questions/6643241/why-cant-you-have-multiple-interfaces-in-a-bounded-wildcard-generic interfaces with public class Foo T extends InterfaceA InterfaceB . However if you're instantiating an actual object this doesn't.. extends InterfaceA is fine but List extends InterfaceA InterfaceB fails to compile. Consider the following complete snippet import..
Java Generics Wildcarding With Multiple Classes http://stackoverflow.com/questions/745756/java-generics-wildcarding-with-multiple-classes B. I can do Class extends ClassA Or Class extends InterfaceB but I can't do both. Is there a way to do this java class generics.. your wildcard look something like this T extends ClassA InterfaceB See the Generics Tutorial at sun.com specifically the Bounded..
http://stackoverflow.com/questions/1321122/what-is-an-interface-in-java A public void interfaceMethodB System.out.println interfaceB interfaceMethodB implementation A public class ImplementingClassB.. B public void interfaceMethodB System.out.println interfaceB interfaceMethodB implementation B Now if you wanted you could.. implementation A u.interfaceMethodB prints interfaceB interfaceMethodB implementation A v.interfaceMethodA prints..
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