Package ucar.nc2.dt

Examples of ucar.nc2.dt.PointObsDatatype


  }
*/

  static private NetcdfFile acquireDODS(FileCache cache, FileFactory factory, Object hashKey,
                                        String location, int buffer_size, ucar.nc2.util.CancelTask cancelTask, Object spiObject) throws IOException {
    if (cache == null) return new DODSNetcdfFile(location, cancelTask);

    if (factory == null) factory = new DodsFactory();
    return (NetcdfFile) cache.acquire(factory, hashKey, location, buffer_size, cancelTask, spiObject);
  }
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    return (NetcdfFile) cache.acquire(factory, hashKey, location, buffer_size, cancelTask, spiObject);
  }

  static private class DodsFactory implements FileFactory {
    public NetcdfFile open(String location, int buffer_size, ucar.nc2.util.CancelTask cancelTask, Object spiObject) throws IOException {
      return new DODSNetcdfFile(location, cancelTask);
    }
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    DataOutputStream out = new DataOutputStream(fos);
    WriterCFPointDataset writer = null;

    DataIterator iter = pobsDataset.getDataIterator(1000 * 1000);
    while (iter.hasNext()) {
      PointObsDatatype pobsData = (PointObsDatatype) iter.nextData();
      StructureData sdata = pobsData.getData();
      if (writer == null) {
        ucar.unidata.geoloc.EarthLocation loc = pobsData.getLocation();
        String altUnits = Double.isNaN(loc.getAltitude()) ? null : "meters";
        writer = new WriterCFPointDataset(out, ncfile.getGlobalAttributes(), altUnits);
        writer.writeHeader(pobsDataset.getDataVariables(), -1);
      }
      writer.writeRecord(pobsData, sdata);
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    // see if we have an altitude
    String altUnits = null;
    DataIterator iterOne = pobsDataset.getDataIterator(-1);
    while (iterOne.hasNext()) {
      PointObsDatatype pobsData = (PointObsDatatype) iterOne.nextData();
      ucar.unidata.geoloc.EarthLocation loc = pobsData.getLocation();
      altUnits = Double.isNaN(loc.getAltitude()) ? null : "meters";
      break;
    }

    List<VariableSimpleIF> vars = pobsDataset.getDataVariables();
    List<PointObVar> nvars = new ArrayList<PointObVar>(vars.size());

    // put vars in order
    for (VariableSimpleIF v : vars) {
      if (v.getDataType().isNumeric())
        nvars.add(new PointObVar(v));
    }
    int ndoubles = vars.size();
    double[] dvals = new double[ndoubles];

    for (VariableSimpleIF v : vars) {
      if (v.getDataType().isString())
        nvars.add(new PointObVar(v));
    }
    String[] svals = new String[vars.size() - ndoubles];

    FileOutputStream fos = new FileOutputStream(fileOut);
    DataOutputStream out = new DataOutputStream(fos);
    CFPointObWriter writer = new CFPointObWriter(out, pobsDataset.getGlobalAttributes(), altUnits, nvars, -1);

    DataIterator iter = pobsDataset.getDataIterator(1000 * 1000);
    while (iter.hasNext()) {
      PointObsDatatype pobsData = (PointObsDatatype) iter.nextData();
      StructureData sdata = pobsData.getData();

      int dcount = 0;
      int scount = 0;
      for (PointObVar v : nvars) {
        if (v.getDataType().isNumeric()) {
          Array data = sdata.getArray(v.getName());
          data.resetLocalIterator();
          if (data.hasNext())
            dvals[dcount++] = data.nextDouble();

        } else if (v.getDataType().isString()) {
          ArrayChar data = (ArrayChar) sdata.getArray(v.getName());
          svals[scount++] = data.getString();
        }
      }

      ucar.unidata.geoloc.EarthLocation loc = pobsData.getLocation();
      writer.addPoint(loc.getLatitude(), loc.getLongitude(), loc.getAltitude(), pobsData.getObservationTimeAsDate(),
          dvals, svals);
    }

    writer.finish();
  }
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                && doubleWithinEpsilon( ((Float) trajDsInfo.getExampleVarEndVal()).doubleValue(), ((Float) exampleVarEndVal).doubleValue(), 0.0001 ) );
//    assertTrue( "Variables' first two values <" + windSpd[0] + "," + windSpd[1] + "> not as expected <" + varVals[0] + "," + varVals[1] + ">.",
//                windSpd[0] == varVals[0] && windSpd[1] == varVals[1] );

    // Test with getPointObsData()
    PointObsDatatype pointOb;
    try
    {
      pointOb = (PointObsDatatype) traj1.getPointObsData( 0 );
    }
    catch ( IOException e )
    {
      assertTrue( "IOException on call to getPointObsData(0): " + e.getMessage(),
                  false);
      return;
    }
    assertTrue( "Start time (getPointObsData) <" + pointOb.getNominalTimeAsDate().getTime() + "> not as expected <" + trajDsInfo.getStartDateLong() + ">.",
                pointOb.getNominalTimeAsDate().getTime() == trajDsInfo.getStartDateLong() );
    assertTrue( "Start lat (getPointObsData) <" + pointOb.getLocation().getLatitude() + "> not as expected <" + trajDsInfo.getExampleTrajStartLat() + ">.",
                doubleWithinEpsilon( pointOb.getLocation().getLatitude(), trajDsInfo.getExampleTrajStartLat(), 0.0001 ) );
    assertTrue( "Start lon (getPointObsData) <" + pointOb.getLocation().getLongitude() + "> not as expected <" + trajDsInfo.getExampleTrajStartLon() + ">.",
                doubleWithinEpsilon( pointOb.getLocation().getLongitude(), trajDsInfo.getExampleTrajStartLon(), 0.0001 ) );
    assertTrue( "Start alt (getPointObsData) <" + pointOb.getLocation().getAltitude() + "> not as expected <" + trajDsInfo.getExampleTrajStartElev() + ">.",
                doubleWithinEpsilon( pointOb.getLocation().getAltitude(), trajDsInfo.getExampleTrajStartElev(), 0.0001 ) );

    // Test with
    StructureData sdata;
    try
    {
      sdata = traj1.getData( 0);
    }
    catch ( IOException e )
    {
      assertTrue( "IOException on getData(0): " + e.getMessage(),
                  false);
      return;
    }
    catch ( InvalidRangeException e )
    {
      assertTrue( "InvalidRangeException on getData(0): " + e.getMessage(),
                  false );
      return;
    }
    assertTrue( "Null StructureData from getData(0).",
                sdata != null);

    // Test with getDataIterator()
    DataIterator it;
    try
    {
      it = traj1.getDataIterator( 0);
    }
    catch ( IOException e )
    {
      assertTrue( "IOException on call to trajectory.getDataIterator(): " + e.getMessage(),
                  false);
      return;
    }
    if ( it == null)
    {
      System.out.println( "Null trajectory iterator, skipping iterator tests." );
      return;
    }

    if ( ! it.hasNext() )
    {
      assertTrue( "First call to Iterator.hasNext() returned false.",
                  false );
      return;
    }
    pointOb = (PointObsDatatype) it.nextData();
    assertTrue( "Start time (iterator) <" + pointOb.getNominalTimeAsDate().getTime() + "> not as expected <" + trajDsInfo.getStartDateLong() + ">.",
                pointOb.getNominalTimeAsDate().getTime() == trajDsInfo.getStartDateLong() );
    assertTrue( "Start lat (iterator) <" + pointOb.getLocation().getLatitude() + "> not as expected <" + trajDsInfo.getExampleTrajStartLat() + ">.",
                doubleWithinEpsilon( pointOb.getLocation().getLatitude(), trajDsInfo.getExampleTrajStartLat(), 0.0001 ) );
    assertTrue( "Start lon (iterator) <" + pointOb.getLocation().getLongitude() + "> not as expected <" + trajDsInfo.getExampleTrajStartLon() + ">.",
                doubleWithinEpsilon( pointOb.getLocation().getLongitude(), trajDsInfo.getExampleTrajStartLon(), 0.0001 ) );
    assertTrue( "Start alt (iterator) <" + pointOb.getLocation().getAltitude() + "> not as expected <" + trajDsInfo.getExampleTrajStartElev() + ">.",
                doubleWithinEpsilon( pointOb.getLocation().getAltitude(), trajDsInfo.getExampleTrajStartElev(), 0.0001 ) );
  }
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    TrajectoryObsDatatype traj = me.getTrajectory( exampleTrajId);

    // Test that "alt" units gets changed to "meters"
    // ... from getPointObsData(0)
    PointObsDatatype pointOb;
    try
    {
      pointOb = (PointObsDatatype) traj.getPointObsData( 0 );
    }
    catch ( IOException e )
    {
      assertTrue( "IOException on call to getPointObsData(0): " + e.getMessage(),
                  false );
      return;
    }
    StructureData sdata;
    try
    {
      sdata = pointOb.getData();
    }
    catch ( IOException e )
    {
      assertTrue( "IOException on getData(): " + e.getMessage(),
                  false);
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  public GridCoordSys getGridCoordSys(VariableEnhanced ve) {
    List<CoordinateSystem> csList = ve.getCoordinateSystems();
    for (CoordinateSystem cs : csList) {
      if (GridCoordSys.isGridCoordSys(null, cs, ve)) {
        return new GridCoordSys(cs, null);
      }
    }
    return null;
  }
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    List<CoordinateSystem> csList = ds.getCoordinateSystems();
    for (CoordinateSystem cs : csList) {
      Element csElem;
      if (GridCoordSys.isGridCoordSys(null, cs, null)) {
        GridCoordSys gcs = new GridCoordSys(cs, null);
        csElem = new Element("gridCoordSystem");
        csElem.setAttribute("name", cs.getName());
        csElem.setAttribute("horizX", gcs.getXHorizAxis().getFullName());
        csElem.setAttribute("horizY", gcs.getYHorizAxis().getFullName());
        if (gcs.hasVerticalAxis())
          csElem.setAttribute("vertical", gcs.getVerticalAxis().getFullName());
        if (gcs.hasTimeAxis())
          csElem.setAttribute("time", cs.getTaxis().getFullName());
      } else {
        csElem = new Element("coordSystem");
        csElem.setAttribute("name", cs.getName());
      }

      List<CoordinateTransform> coordTransforms = cs.getCoordinateTransforms();
      for (CoordinateTransform ct : coordTransforms) {
        Element ctElem = new Element("coordTransform");
        csElem.addContent(ctElem);
        ctElem.setAttribute("name", ct.getName());
        ctElem.setAttribute("type", ct.getTransformType().toString());
      }

      rootElem.addContent(csElem);
    }

    List<CoordinateTransform> coordTransforms = ds.getCoordinateTransforms();
    for (CoordinateTransform ct : coordTransforms) {
      Element ctElem = new Element("coordTransform");
      rootElem.addContent(ctElem);

      ctElem.setAttribute("name", ct.getName());
      ctElem.setAttribute("type", ct.getTransformType().toString());
      List<Parameter> params = ct.getParameters();
      for (Parameter pp : params) {
        Element ppElem = new Element("param");
        ctElem.addContent(ppElem);
        ppElem.setAttribute("name", pp.getName());
        ppElem.setAttribute("value", pp.getStringValue());
      }
    }

    for (Variable var : ds.getVariables()) {
      VariableEnhanced ve = (VariableEnhanced) var;
      if (ve instanceof CoordinateAxis) continue;
      GridCoordSys gcs = getGridCoordSys(ve);
      if (null != gcs) {
        nDataVariables++;
        Element gridElem = new Element("grid");
        rootElem.addContent(gridElem);

        gridElem.setAttribute("name", ve.getFullName());
        gridElem.setAttribute("decl", getDecl(ve));
        if (ve.getUnitsString() != null) {
          gridElem.setAttribute("units", ve.getUnitsString());
          gridElem.setAttribute("udunits", isUdunits(ve.getUnitsString()));
        }
        gridElem.setAttribute("coordSys", gcs.getName());
      }
    }

    for (Variable var : ds.getVariables()) {
      VariableEnhanced ve =  (VariableEnhanced) var;
      if (ve instanceof CoordinateAxis) continue;
      GridCoordSys gcs = getGridCoordSys(ve);
      if (null == gcs) {
        nOtherVariables++;
        Element elem = new Element("variable");
        rootElem.addContent(elem);
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    try
    {
      File dir = new File( getDiskCache().getRootDirectory() );
      File ncFile = File.createTempFile( "WCS", ".nc", dir );

      NetcdfCFWriter writer = new NetcdfCFWriter();
      writer.makeFile( ncFile.getPath(), dataset,
                       Collections.singletonList( identifier ), null, null,
  //                     Collections.singletonList( req.getCoverage() ),
  //                     req.getBoundingBox(), dateRange,
                       true, 1, 1, 1 );
      return ncFile;
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     * @param args filename
     *
     * @throws IOException  problem reading file
     */
    public static void main(String[] args) throws IOException {
        IOServiceProvider mciosp = new McIDASGridServiceProvider();
        RandomAccessFile  rf     = new RandomAccessFile(args[0], "r", 2048);
        NetcdfFile ncfile = new MakeNetcdfFile(mciosp, rf, args[0], null);
    }
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