/**
* Create e field description from the field
*
* @param fi field to use
*/
protected void makeFieldDescription(FieldImpl fi) {
if (fi == null) {
fieldsDescription = "Bad data: null";
return;
}
try {
if (ucar.unidata.data.grid.GridUtil.isTimeSequence(fi)) {
fi = (FieldImpl) fi.getSample(0);
}
PointOb ob = (PointOb) fi.getSample(0);
Tuple tuple = (Tuple) ob.getData();
MathType[] comps = ((TupleType) tuple.getType()).getComponents();
Trace.msg("PointDataSource #vars=" + comps.length);
StringBuffer params = new StringBuffer(comps.length + " Fields:<ul>");
String dataSourceName = getName();
DataChoice.addCurrentName(new TwoFacedObject("Point Data>Time", "Time"));
DataChoice.addCurrentName(new TwoFacedObject("Point Data>Latitude", "Latitude"));
DataChoice.addCurrentName(new TwoFacedObject("Point Data>Altitude", "Altitude"));
for (int i = 0; i < comps.length; i++) {
params.append("<li>");
String paramName = ucar.visad.Util.cleanTypeName(comps[i].toString());
DataAlias alias = DataAlias.findAlias(paramName);
params.append(paramName);
if (alias != null) {
params.append(" -- " + alias.getLabel());
DataChoice.addCurrentName(
new TwoFacedObject(
dataSourceName + ">" + alias.getLabel() + " -- " + paramName, paramName));
} else {
DataChoice.addCurrentName(
new TwoFacedObject(dataSourceName + ">" + paramName, paramName));
}
Data data = tuple.getComponent(i);
if (data instanceof Real) {
Unit unit = ((Real) data).getUnit();
if (unit != null) {
params.append(" [" + unit.toString() + "]");
}
}
}
fieldsDescription = params.toString();
} catch (Exception exc) {
logException("getting description", exc);
}
}
