/*
* Copyright 1998-2009 University Corporation for Atmospheric Research/Unidata
*
* Portions of this software were developed by the Unidata Program at the
* University Corporation for Atmospheric Research.
*
* Access and use of this software shall impose the following obligations
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* any fee or cost, to use, copy, modify, alter, enhance and distribute
* this software, and any derivative works thereof, and its supporting
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package ucar.nc2.ncml;
import thredds.inventory.DateExtractor;
import thredds.inventory.DateExtractorFromName;
import thredds.inventory.FeatureCollectionConfig;
import ucar.ma2.*;
import ucar.nc2.*;
import ucar.nc2.ft.fmrc.Fmrc;
import ucar.nc2.dt.GridDatatype;
import ucar.nc2.dt.GridDataset;
import ucar.nc2.dt.GridCoordSystem;
import ucar.nc2.dataset.*;
import ucar.nc2.util.CancelTask;
import java.util.*;
import java.io.*;
/**
* Implement NcML Forecast Model Run Collection Aggregation
* with files that are complete runs (have all forecast times in the same file)
*
* @author caron
*/
public class AggregationFmrc extends AggregationOuterDimension {
static protected Set<NetcdfDataset.Enhance> fmrcEnhanceMode = NetcdfDataset.getDefaultEnhanceMode();
private boolean debug = false;
private Fmrc fmrc;
private String runMatcher; // , forecastMatcher, offsetMatcher; // scanFmrc
public AggregationFmrc(NetcdfDataset ncd, String dimName, String recheckS) {
super(ncd, dimName, Type.forecastModelRunCollection, recheckS);
}
public void addDirectoryScanFmrc(String dirName, String suffix, String regexpPatternString, String subdirs, String olderThan,
String runMatcher, String forecastMatcher, String offsetMatcher) throws IOException {
// only one
this.runMatcher = runMatcher;
//this.forecastMatcher = forecastMatcher;
//this.offsetMatcher = offsetMatcher;
// this.enhance = NetcdfDataset.getDefaultEnhanceMode();
isDate = true;
//DatasetScanner d = new DatasetScanner(null, dirName, suffix, regexpPatternString, subdirs, olderThan);
//datasetManager.addDirectoryScan(d);
datasetManager.addDirectoryScan(dirName, suffix, regexpPatternString, subdirs, olderThan, null);
if (runMatcher != null) {
DateExtractor dateExtractor = new DateExtractorFromName(runMatcher, false);
datasetManager.setDateExtractor(dateExtractor);
}
}
@Override
protected void makeDatasets(CancelTask cancelTask) throws IOException {
super.makeDatasets(cancelTask);
for (Dataset ds : datasets)
ds.enhance = fmrcEnhanceMode;
}
@Override
public void getDetailInfo(Formatter f) {
super.getDetailInfo(f);
if (runMatcher != null)
f.format(" runMatcher=%s%n", runMatcher);
/* if (forecastMatcher != null)
f.format(" forecastMatcher=%s%n", forecastMatcher);
if (offsetMatcher != null)
f.format(" offsetMatcher=%s%n", offsetMatcher); */
}
@Override
protected void buildNetcdfDataset(CancelTask cancelTask) throws IOException {
DateExtractor dateExtractor = null;
if (runMatcher != null)
dateExtractor = new DateExtractorFromName(runMatcher, false); // uses path
if (dateExtractor == null && dateFormatMark != null)
dateExtractor = new DateExtractorFromName(dateFormatMark, true);
fmrc = new Fmrc(datasetManager, new FeatureCollectionConfig());
// fill in the ncDataset
fmrc.getDataset2D( ncDataset);
}
// we assume the variables are complete, but the time dimensions and values have to be recomputed
@Override
protected void rebuildDataset() throws IOException {
throw new UnsupportedOperationException();
// ncDataset.empty();
// fmrc.getDataset2D(false, true, ncDataset);
}
/**
* testing
*/
public static void main(String arg[]) throws IOException {
String defaultFilename = "C:/data/rap/fmrc.xml";
String filename = (arg.length > 0) ? arg[0] : defaultFilename;
GridDataset gds = ucar.nc2.dt.grid.GridDataset.open(filename);
GridDatatype gg = gds.findGridDatatype("T");
GridCoordSystem gsys = gg.getCoordinateSystem();
// gsys.getTimeAxisForRun(1); // generate error
CoordinateAxis1DTime rtaxis = gsys.getRunTimeAxis();
CoordinateAxis taxis2D = gsys.getTimeAxis();
Array data = taxis2D.read();
NCdump.printArray(data, "2D time array", System.out, null);
System.out.println("Run Time, Valid Times");
Date[] runtimes = rtaxis.getTimeDates();
for (int i = 0; i < runtimes.length; i++) {
System.out.println("\n" + runtimes[i]);
CoordinateAxis1DTime taxis = gsys.getTimeAxisForRun(i);
Date[] times = taxis.getTimeDates();
for (int j = 0; j < times.length; j++) {
System.out.println(" " + times[j]);
}
}
}
}