String parseAuthCode(Element e) throws ParseException {
Element a = e.pullOptionalElement("AUTHORITY");
if (a != null) {
return a.pullString("name") + ":" + a.pullString("code");
}
return null;
}
Map<String, Object> parseAuthority(final Element parent, final String name)
throws ParseException {
final boolean isRoot = parent.isRoot();
final Element element = parent.pullOptionalElement("AUTHORITY");
Map<String, Object> properties;
if (element == null) {
if (isRoot) {
properties = new HashMap<String, Object>(4);
properties.put(NAME_KEY, name);
} else {
properties = Collections.singletonMap(NAME_KEY, (Object) name);
}
} else {
final String auth = element.pullString("name");
// the code can be annotation marked but could be a number to
String code = element.pullOptionalString("code");
if (code == null) {
int codeNumber = element.pullInteger("code");
code = String.valueOf(codeNumber);
}
element.close();
// final Citation authority = Citations.fromName(auth);
properties = new HashMap<String, Object>(4);
properties.put(NAME_KEY, auth + ":" + name);
properties.put(IDENTIFIERS_KEY, auth + ":" + code);
}
if (isRoot) {
// properties = alterProperties(properties);
}
return properties;
}
String[] parseParameters(Element e) throws ParseException {
Element p = null;
List<String> params = new ArrayList<String>();
while ((p = e.pullOptionalElement("PARAMETER")) != null) {
String key = p.pullString("name");
Double val = p.pullDouble("value");
Param param = Param.valueOf(key);
if (param == null) {
throw new IllegalArgumentException("Unsupported projection parameter: " + key);
}
params.add(String.format("%s=%f", param.proj4, val));
}
return params.toArray(new String[params.size()]);
}
double[] parseToWGS84(final Element parent) throws ParseException {
final Element element = parent.pullOptionalElement("TOWGS84");
if (element == null) {
return null;
}
double dx = element.pullDouble("dx");
double dy = element.pullDouble("dy");
double dz = element.pullDouble("dz");
try {
if (element.peek() != null) {
double ex = element.pullDouble("ex");
double ey = element.pullDouble("ey");
double ez = element.pullDouble("ez");
double ppm = element.pullDouble("ppm");
return new double[] {dx, dy, dz, ex, ey, ez, ppm};
} else {
return new double[] {dx, dy, dz};
}
} finally {
element.close();
}
}
void parseAxis(Element e) throws ParseException {
e.pullOptionalElement("AXIS");
}