R

     
raw type

A parameterized type invoked without its parameter. ArrayList<E> is a parameterized type. You can either supply a parameter for E , or you can forget about it, in which case your invocation is ArrayList aList = new ArrayList(); , and aList is then referred to as a raw type.



reference

A data element (object or interface) that serves as a pointer to an address in memory where the object is stored. A reference variable is a name used to reference a particular instance of a Java class.



return

A Java keyword used to indicate that a method has completed execution, and should give control back to the caller. return is optionally followed by a value or expression as required by the method definition. The following are all legal: return; , return "choppers"; , return (x < (7 + y)); , and return new Double(42); .



runtime

though "at runtime" is sometimes used to mean "during execution of the program."

See also [Java Runtime Environment]




Java Garage
Java Garage
ISBN: 0321246233
EAN: 2147483647
Year: 2006
Pages: 228
Authors: Eben Hewitt

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