2 * Copyright © 2010 Keith Packard <keithp@keithp.com>
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; version 2 of the License.
8 * This program is distributed in the hope that it will be useful, but
9 * WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 * General Public License for more details.
13 * You should have received a copy of the GNU General Public License along
14 * with this program; if not, write to the Free Software Foundation, Inc.,
15 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
23 public class AltosParse {
24 static int parse_int(String v) throws ParseException {
26 return Integer.parseInt(v);
27 } catch (NumberFormatException e) {
28 throw new ParseException("error parsing int " + v, 0);
32 static int parse_hex(String v) throws ParseException {
34 return Integer.parseInt(v, 16);
35 } catch (NumberFormatException e) {
36 throw new ParseException("error parsing hex " + v, 0);
40 static double parse_double(String v) throws ParseException {
42 return Double.parseDouble(v);
43 } catch (NumberFormatException e) {
44 throw new ParseException("error parsing double " + v, 0);
48 static double parse_coord(String coord) throws ParseException {
49 String[] dsf = coord.split("\\D+");
51 if (dsf.length != 3) {
52 throw new ParseException("error parsing coord " + coord, 0);
54 int deg = parse_int(dsf[0]);
55 int min = parse_int(dsf[1]);
56 int frac = parse_int(dsf[2]);
58 double r = deg + (min + frac / 10000.0) / 60.0;
59 if (coord.endsWith("S") || coord.endsWith("W"))
64 static String strip_suffix(String v, String suffix) {
65 if (v.endsWith(suffix))
66 return v.substring(0, v.length() - suffix.length());
70 static void word(String v, String m) throws ParseException {
72 throw new ParseException("error matching '" + v + "' '" + m + "'", 0);