/** * Set extra information used by station obs datasets. Use stnIdVName or stnIndexVName. * * @param stnIdVName the obs variable that is used to find the station in the stnHash; may be type * int or a String (char). * @param stnDescVName optional station var containing station description */ public void setStationInfo( String stnIdVName, String stnDescVName, String stnIndexVName, StationHelper stationHelper) { this.stnIdVName = stnIdVName; this.stnDescVName = stnDescVName; this.stnIndexVName = stnIndexVName; this.stationHelper = stationHelper; if (stnIdVName != null) { Variable stationVar = ncfile.findVariable(stnIdVName); stationIdType = stationVar.getDataType(); } }
/** * Constructor. * * @param ncfile the netccdf file * @param typedDataVariables list of data variables; all record variables will be added to this * list, except . You can remove extra * @param obsTimeVName observation time variable name (required) * @param nomTimeVName nominal time variable name (may be null) * @throws IllegalArgumentException if ncfile has no unlimited dimension and recDimName is null. */ public RecordDatasetHelper( NetcdfDataset ncfile, String obsTimeVName, String nomTimeVName, List<VariableSimpleIF> typedDataVariables, String recDimName, Formatter errBuffer) { this.ncfile = ncfile; this.obsTimeVName = obsTimeVName; this.nomTimeVName = nomTimeVName; this.errs = errBuffer; // check if we already have a structure vs if we have to add it. if (this.ncfile.hasUnlimitedDimension()) { this.ncfile.sendIospMessage(NetcdfFile.IOSP_MESSAGE_ADD_RECORD_STRUCTURE); this.recordVar = (StructureDS) this.ncfile.getRootGroup().findVariable("record"); this.obsDim = ncfile.getUnlimitedDimension(); } else { if (recDimName == null) throw new IllegalArgumentException( "File <" + this.ncfile.getLocation() + "> has no unlimited dimension, specify psuedo record dimension with observationDimension global attribute."); this.obsDim = this.ncfile.getRootGroup().findDimension(recDimName); this.recordVar = new StructurePseudoDS(this.ncfile, null, "record", null, obsDim); } // create member variables List<Variable> recordMembers = ncfile.getVariables(); for (Variable v : recordMembers) { if (v == recordVar) continue; if (v.isScalar()) continue; if (v.getDimension(0) == this.obsDim) typedDataVariables.add(v); } // need the time units Variable timeVar = ncfile.findVariable(obsTimeVName); String timeUnitString = ncfile.findAttValueIgnoreCase(timeVar, CDM.UNITS, "seconds since 1970-01-01"); try { timeUnit = new DateUnit(timeUnitString); } catch (Exception e) { if (null != errs) errs.format("Error on string = %s == %s%n", timeUnitString, e.getMessage()); try { timeUnit = new DateUnit("seconds since 1970-01-01"); } catch (Exception e1) { // cant happen } } }