private static String getStringAttribute(LibData.Group group, String name, String defaultVal) {
LibData.Attribute attr = group.getAttribute(name);
if (attr == null) return defaultVal;
String val = attr.getString();
if (val == null) return defaultVal;
return val;
}
private static double getDoubleAttribute(LibData.Group group, String name, double defaultVal) {
LibData.Attribute attr = group.getAttribute(name);
if (attr == null) return defaultVal;
Double val = attr.getDouble();
if (val == null) {
// try converting string
String sval = attr.getString();
if (sval == null) return defaultVal;
try {
return Double.parseDouble(sval);
} catch (NumberFormatException e) {
return defaultVal;
}
}
return val.doubleValue();
}
