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about final

karnatam narendraprasad
Ranch Hand

Joined: Mar 01, 2007
Posts: 30
class test
{

public static void main ( String [] args )
{
final Integer x4 = 8;
final int x = 10;

switch ( x )
{
case x4:
System.out.println("4");
break;
case x:
System.out.println("x");
break;
}
}
}

the above code will not compile.
actiualy finl values cant be changed.but it give compile time error.why
marc weber
Sheriff

Joined: Aug 31, 2004
Posts: 11343

The error message tells you "constant expression required." Constant expressions are defined under JLS 15.28 Constant Expression. Unboxed wrapper values are not included in this list.


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subject: about final