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Advanced Java

Advanced Java programming.

  1. Unbounded Wildcards with Generics

    by , 11-30-2011 at 12:09 AM
    When you as a programmer decide to use an unbounded wildcard <?>, it appears to mean anything. and so using an unbounded wildcard seems equivalent to using a raw type. There are time that the compiler is indifferent as to using raw type or <?>. If you use <?> it can be considered as a decoration. When you are using the raw type, the generic parameter can hold any type. In this example I show an important use of unbounded wildcards. If you are dealing with multiple generic parameters, ...