Passing ArrayList to method declared with List

Question

I have a method with a parameter containing generics.

public static void readList(List list)
{
    // more code
}

I want

Answer 1

You can use wildcards, if you're using Java version 1.5 and higher.

public static void readList(List list)

This solution is more generic, because it fits for all java.util.List interface implementations and subclasses/subinterfaces of ModelObject. For more details go to wildcards tutorial