// should be granted
grant principal Comparator$PCompare1 "1" {
    permission java.util.PropertyPermission "foo", "read";
};

// should be granted
grant principal Comparator$PCompare1 "1",
    principal Comparator$PCompare2 "2" {
    permission java.util.PropertyPermission "bar", "read";
};

// should not be granted
grant principal Comparator$PCompare1 "1",
    principal Comparator$PCompare3 "3" {
    permission java.util.PropertyPermission "foobar", "read";
};