enum 4 « enum « Java Data Type Q&A

1. Can 'enum' use 'implements'? forums.oracle.com

2. enum forums.oracle.com

3. Help with enum? forums.oracle.com

(sorry, new to the Sun forum thing) Thanks for such speedy replies with help There isn't any code as such, I'm just trying to get up-to-speed on 1.5. Enumerated types look great for constants such as trying to track the mode of a current process (threaded function). Normally I would have used 'public static final' - I'm assuming this is what ...

4. getDeclaringClass() in java.lang.Enum forums.oracle.com

/** * Returns the Class object corresponding to this enum constant's * enum type. Two enum constants e1 and e2 are of the * same enum type if and only if * e1.getDeclaringClass() == e2.getDeclaringClass(). * (The value returned by this method may differ from the one returned * by the {@link Object#getClass} method for enum constants with * constant-specific class ...

5. enums forums.oracle.com

6. Enum questions? forums.oracle.com

7. dynamic enum instantiation and access forums.oracle.com

8. enum forums.oracle.com

9. properly using enums forums.oracle.com

Hello all, I am trying to use the Java enum to express a set of possible event types. Now I want each to have a description and a unique id. Then I wish this id to be persistent so if I remove one it does not break. So I do not use the ordinal as I presume that would pretty much ...

10. Returning a List in enum forums.oracle.com

Hi, I have an ENUM which does have a abstract method public enum CustomerType { private final List customerList = null; Business { @Override public Listretrieve (ICustomerService processor) { customerList = processor.processBusinessCustomer(Constants.BUSINESS); } }, Home { @Override public Listretrieve (ICustomerService processorType) { customerList = processor.processHomeCustomer(Constants.BUSINESS); } }; abstract List retrieve (ICustomerService service); The CustomerService implements ICustimerService and have ...

11. Is there a way to define enum templates? forums.oracle.com

Tibi wrote: i was looking for a simple extending of a template enum, without implementing the same things/methods inside each enum. where each extension only defines values. Well, since enums are basically glorified constants, you could define an immutable class with a package-private constructor and then expose only public constants and 'getter' methods for it. That way, you could extend it, ...