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StaticPolymorphism.java
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36 lines (33 loc) · 876 Bytes
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// polymorphism/StaticPolymorphism.java
// (c)2017 MindView LLC: see Copyright.txt
// We make no guarantees that this code is fit for any purpose.
// Visit http://OnJava8.com for more book information.
// Static methods are not polymorphic
class StaticSuper {
public static String staticGet() {
return "Base staticGet()";
}
public String dynamicGet() {
return "Base dynamicGet()";
}
}
class StaticSub extends StaticSuper {
public static String staticGet() {
return "Derived staticGet()";
}
@Override
public String dynamicGet() {
return "Derived dynamicGet()";
}
}
public class StaticPolymorphism {
public static void main(String[] args) {
StaticSuper sup = new StaticSub(); // Upcast
System.out.println(StaticSuper.staticGet());
System.out.println(sup.dynamicGet());
}
}
/* Output:
Base staticGet()
Derived dynamicGet()
*/