check if the ip address is belongs to a class a ip address . concode_field_sep int ipAddress concode_field_sep int hashCode concode_elem_sep boolean equals concode_elem_sep boolean isClassB concode_elem_sep boolean isClassC concode_elem_sep int getIPAddress concode_elem_sep String toString concode_elem_sep int parseIPAddress
boolean function ( ) { return ( ipAddress & 0x00000001 ) == 0 ; }