Java script class hewan

class hewan
{
String jb;
String warna;
public hewan()
{
}
public hewan(String jb,String warna)
{
this.jb = jb;
this.warna = warna;
}
String ambiljb()
{
return jb;
}
String ambilwarna()
{
return warna;
}
public static void main (String []args)
{
hewan hewanku = new hewan("kakak tua","coklat");
System.out.println("identitas hewanku:");
String n = hewanku.ambiljb();
System.out.println("jb:"+n);
System.out.println("warna:"+hewanku.warna);
}
}