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42 lines (31 loc) · 1.27 KB
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import java.util.*;
public class EnumExample
{
public static void main( String [] args )
{
System.out.println( Cat.values());
System.out.println( Cat.Persian.ordinal() ); // 0
System.out.println( Cat.Himalayan.ordinal() ); // 1
System.out.println( Cat.Persian.compareTo( Cat.ShortHair ) ); // -2
System.out.println( Cat.Persian.compareTo( Cat.Himalayan) ); // -1
System.out.println( Cat.ShortHair.compareTo( Cat.Persian ) ); // 2
//System.out.println( Cat.Persian.compareTo("foo") ); // no!
// to string and back within type
System.out.println( Cat.Persian.name() ); // "Persian"
System.out.println( Cat.Persian ); // "Persian"
Cat cat = Enum.valueOf( Cat.class, "Persian" );
System.out.println( "class = "+cat );
System.out.println( Cat.Persian.getDeclaringClass() ); // Cat
Weekdays.Saturday.foo();
switch ( cat ) {
case Persian: System.out.println("here");
}
//Cat cat = Cat.Simon;
//System.out.println( Cat.Simon.getClass() );
//new HashMap().put( Cat.Simon, "foo" );
}
private static void print( Object o ) { System.out.println(o); }
private static void print( long o ) { System.out.println(o); }
private static void print( double o ) { System.out.println(o); }
private static long time() { return System.currentTimeMillis(); }
}