Package ucar.nc2.iosp.hdf4

Examples of ucar.nc2.iosp.hdf4.H4header$TagTextN


    this.handleQCInformation();

    this.ncFile.addAttribute( null, qcFlagsAtt );

    // Add some general metadata in global attributes.
    this.ncFile.addAttribute( null, new Attribute( "title",
                                                   new StringBuffer("NGDC archived ")
                                                   .append( datasetIdAtt.getStringValue())
                                                   .append( " data with start time ")
                                                   .append( startDateAtt.getStringValue())
                                                   .toString()));
    this.ncFile.addAttribute( null, new Attribute( "Convention", _Coordinate.Convention));

    // Add some THREDDS specific metadata in global attributes.
    this.ncFile.addAttribute( null, new Attribute( "thredds_creator", "DOD/USAF/SMC > Space and Missile Systems Center (SMC), U.S. Air Force, U.S. Department of Defense"));
    this.ncFile.addAttribute( null, new Attribute( "thredds_contributor", "DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce"));
    this.ncFile.addAttribute( null, new Attribute( "thredds_contributor_role", "archive"));
    this.ncFile.addAttribute( null, new Attribute( "thredds_publisher", "DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce"));
    this.ncFile.addAttribute( null, new Attribute( "thredds_publisher_url", "http://dmsp.ngdc.noaa.gov/"));
    this.ncFile.addAttribute( null, new Attribute( "thredds_publisher_email", "ngdc.dmsp@noaa.gov"));
    this.ncFile.addAttribute( null, new Attribute( "thredds_summary",
                                                   new StringBuffer("This dataset contains data from the DMSP ").append( spacecraftIdAtt.getStringValue())
                                                   .append( " satellite OLS instrument and includes both visible smooth and thermal smooth imagery with 2.7km resolution.")
                                                   .append( " The start time for this data is ").append( startDateAtt.getStringValue())
                                                   .append( " and the northerly equatorial crossing longitude is ").append( startLongitudeAtt.getNumericValue())
                                                   .append( ".  The DMSP satellite is a polar-orbiting satellite crossing the equator, depending on the satellite, at either dawn/dusk or noon/midnight.")
                                                   .append( " This data is in the NOAA/NGDC DMSP archive format.")
                                                   .toString()));
    this.ncFile.addAttribute( null, new Attribute( "thredds_history", ""));
    this.ncFile.addAttribute( null, new Attribute( "thredds_timeCoverage_start", startDateAtt.getStringValue()));
    this.ncFile.addAttribute( null, new Attribute( "thredds_timeCoverage_end", endDateAtt.getStringValue()));
    this.ncFile.addAttribute( null, new Attribute( "thredds_geospatialCoverage",
                                                   new StringBuffer("Polar orbit with northerly equatorial crossing at longitude ")
                                                   .append( ascendingNodeAtt.getNumericValue()).append( ".")
                                                   .toString()));

View Full Code Here


   * @throws IOException if any problems reading the file (or validating the file).
   */
  private void handleFileInformation()
          throws IOException
  {
    fileIdAtt = new Attribute( this.fileIdAttName,
                               (String) headerInfo.get( HeaderInfoTitle.FILE_ID.toString() ) );
    datasetIdAtt = new Attribute( this.datasetIdAttName,
                                  (String) headerInfo.get( HeaderInfoTitle.DATA_SET_ID.toString() ) );
    recordSizeInBytes = Integer.parseInt( (String) headerInfo.get( HeaderInfoTitle.RECORD_BYTES.toString() ) );
    numRecords = Integer.parseInt( (String) headerInfo.get( HeaderInfoTitle.NUM_RECORDS.toString() ) );
    numHeaderRecords = Integer.parseInt( (String) headerInfo.get( HeaderInfoTitle.NUM_HEADER_RECORDS.toString() ) );
    numDataRecords = Integer.parseInt( (String) headerInfo.get( HeaderInfoTitle.NUM_DATA_RECORDS.toString() ) );
View Full Code Here

   * @throws IOException if any problems reading the file (or validating the file).
   */
  private void handleProcessingInformation()
          throws IOException
  {
    suborbitHistoryAtt = new Attribute( this.suborbitHistoryAttName,
                                        (String) headerInfo.get( HeaderInfoTitle.SUBORBIT_HISTORY.toString() ) );
    processingSystemAtt = new Attribute( this.processingSystemAttName,
                                         (String) headerInfo.get( HeaderInfoTitle.PROCESSING_SYSTEM.toString() ) );
    String processingDateString = (String) headerInfo.get( HeaderInfoTitle.PROCESSING_DATE.toString() );
    try
    {
      processingDate = DateFormatHandler.ALT_DATE_TIME.getDateFromDateTimeString( processingDateString );
    }
    catch ( ParseException e )
    {
      throw new IOException( "Invalid DMSP file: processing date string <" + processingDateString + "> not parseable: " + e.getMessage() );
    }
    processingDateAtt = new Attribute(
            this.processingDateAttName,
            DateFormatHandler.ISO_DATE_TIME.getDateTimeStringFromDate( processingDate ) );
  }
View Full Code Here

  /**
   * Parse the satellite information from the header.
   */
  private void handleSatelliteInformation()
  {
    spacecraftIdAtt = new Attribute(
            this.spacecraftIdAttName,
            (String) headerInfo.get( HeaderInfoTitle.SPACECRAFT_ID.toString() ) );
    noradIdAtt = new Attribute(
            this.noradIdAttName,
            (String) headerInfo.get( HeaderInfoTitle.NORAD_ID.toString() ) );
  }
View Full Code Here

    }
    catch ( ParseException e )
    {
      throw new IOException( "Invalid DMSP file: start date/time string <" + startDateTimeUTC + "> not parseable: " + e.getMessage() );
    }
    this.startDateAtt = new Attribute( this.startDateAttName,
                                       DateFormatHandler.ISO_DATE_TIME.getDateTimeStringFromDate( this.startDate));

    // Read the end date UTC information.
    time = (String) headerInfo.getHeaderInfoTitle.END_TIME_UTC.toString());
    String endDateTimeUTC = (String) headerInfo.getHeaderInfoTitle.END_DATE_UTC.toString())
                            + "T" + time.substring( 0, time.indexOf( '.')+4)
                            + "GMT";
    try
    {
      this.endDate = DateFormatHandler.ISO_DATE_TIME.getDateFromDateTimeString( endDateTimeUTC);
    }
    catch ( ParseException e )
    {
      throw new IOException( "Invalid DMSP file: end date/time string <" + endDateTimeUTC + "> not parseable: " + e.getMessage() );
    }
    this.endDateAtt = new Attribute( this.endDateAttName,
                                       DateFormatHandler.ISO_DATE_TIME.getDateTimeStringFromDate( this.endDate));

    // Read the local start/end date/time
    this.startDateLocalAtt = new Attribute( this.startDateLocalAttName,
                                            (String) HeaderInfoTitle.START_DATE_LOCAL.toString());
    this.startTimeLocalAtt = new Attribute( this.startTimeLocalAttName,
                                            (String) HeaderInfoTitle.START_TIME_LOCAL.toString());

    // Read the start latitude/longitude information.
    String startLatLon = (String) headerInfo.getHeaderInfoTitle.START_LAT_LON.toString());
    String[] latLon = startLatLon.split( " ");
    Double lat, lon;
    if ( latLon.length != 2) throw new IOException( "Invalid DMSP file: start lat/lon <" + startLatLon + "> invalid.");
    try
    {
      lat = Double.valueOf( latLon[0]);
      lon = Double.valueOf( latLon[1]);
    }
    catch ( NumberFormatException e )
    {
      throw new IOException( "Invalid DMSP file: start lat/lon string <" + startLatLon + "> not parseable: " + e.getMessage() );
    }
    this.startLatitudeAtt = new Attribute( this.startLatitudeAttName, lat);
    this.startLongitudeAtt = new Attribute( this.startLongitudeAttName, lon);

    // Read the end latitude/longitude information.
    String endLatLon = (String) headerInfo.getHeaderInfoTitle.END_LAT_LON.toString());
    latLon = endLatLon.split( " ");
    if ( latLon.length != 2) throw new IOException( "Invalid DMSP file: end lat/lon <" + endLatLon + "> invalid.");
    try
    {
      lat = Double.valueOf( latLon[0]);
      lon = Double.valueOf( latLon[1]);
    }
    catch ( NumberFormatException e )
    {
      throw new IOException( "Invalid DMSP file: end lat/lon string <" + endLatLon + "> not parseable: " + e.getMessage() );
    }
    this.endLatitudeAtt = new Attribute( this.endLatitudeAttName, lat);
    this.endLongitudeAtt = new Attribute( this.endLongitudeAttName, lon);

    // Read the start sub-solar coordinates.
    this.startSubsolarCoordsAtt = new Attribute( this.startSubsolarCoordsAttName,
                                                 (String) headerInfo.get( HeaderInfoTitle.START_SUBSOLAR_COORD.toString()));

    // Read the end sub-solar coordinates.
    this.endSubsolarCoordsAtt = new Attribute( this.endSubsolarCoordsAttName,
                                               (String) headerInfo.get( HeaderInfoTitle.END_SUBSOLAR_COORD.toString()));

    // Read the start lunar coordinates.
    this.startLunarCoordsAtt = new Attribute( this.startLunarCoordsAttName,
                                              (String) headerInfo.get( HeaderInfoTitle.START_LUNAR_COORD.toString()));

    // Read the end lunar coordinates.
    this.endLunarCoordsAtt = new Attribute( this.endLunarCoordsAttName,
                                            (String) headerInfo.get( HeaderInfoTitle.END_LUNAR_COORD.toString()));

    // Read the ascending node.
    Double ascendingNode = Double.valueOf( (String) headerInfo.get( HeaderInfoTitle.ASCENDING_NODE.toString()) );
    this.ascendingNodeAtt = new Attribute( this.ascendingNodeAttName, ascendingNode);

    Double nodeHeading = Double.valueOf( (String) headerInfo.get( HeaderInfoTitle.NODE_HEADING.toString()) );
    this.nodeHeadingAtt = new Attribute( this.nodeHeadingAttName, nodeHeading);
  }
View Full Code Here

    numSamplesPerBandDim = new Dimension(
            this.numSamplesPerBandDimName,
            numSamplesPerBand);

    // Read nominal resolution information
    nominalResolutionAtt = new Attribute( nominalResolutionAttName,
                                          (String) headerInfo.get( HeaderInfoTitle.NOMINAL_RESOLUTION.toString()));

    // Read bands per scanlin information.
    bandsPerScanlineAtt = new Attribute( bandsPerScanlineAttName,
                                         Integer.valueOf( (String) headerInfo.get( HeaderInfoTitle.BANDS_PER_SCANLINE.toString())));

    // Read bytes per smaple information
    bytesPerSampleAtt = new Attribute( bytesPerSampleAttName,
                                       Integer.valueOf( (String) headerInfo.get( HeaderInfoTitle.BYTES_PER_SAMPLE.toString())));;

    // Read byte offset for band 1 information.
    byteOffsetBand1Att = new Attribute( byteOffsetBand1AttName,
                                        Integer.valueOf( (String) headerInfo.get( HeaderInfoTitle.BYTE_OFFSET_BAND_1.toString())));

    // Read byte offset for band 2 information.
    byteOffsetBand2Att = new Attribute( byteOffsetBand2AttName,
                                        Integer.valueOf( (String) headerInfo.get( HeaderInfoTitle.BYTE_OFFSET_BAND_2.toString())));

    // Band 1 description
    band1Att = new Attribute( band1AttName, (String) headerInfo.get( HeaderInfoTitle.BAND_1.toString()));

    // Band 2 description
    band2Att = new Attribute( band2AttName, (String) headerInfo.get( HeaderInfoTitle.BAND_2.toString()));

    // Band organization
    bandOrganizationAtt = new Attribute( bandOrganizationAttName,
                                         (String) headerInfo.get( HeaderInfoTitle.ORGANIZATION.toString()));

    // thermal offset
    thermalOffsetAtt = new Attribute( thermalOffsetAttName,
                                      (String) headerInfo.get( HeaderInfoTitle.THERMAL_OFFSET.toString()));

    // thermal scale
    thermalScaleAtt = new Attribute( thermalScaleAttName,
                                      (String) headerInfo.get( HeaderInfoTitle.THERMAL_SCALE.toString()));

    // percent daylight
    percentDaylightAtt = new Attribute( percentDaylightAttName,
                                        Double.valueOf( (String) headerInfo.get( HeaderInfoTitle.PERCENT_DAYLIGHT.toString())));

    // percent full moon
    percentFullMoonAtt = new Attribute( percentFullMoonAttName,
                                        Double.valueOf( (String) headerInfo.get( HeaderInfoTitle.PERCENT_FULL_MOON.toString())));

    // percent terminator evident
    percentTerminatorEvidentAtt = new Attribute( percentTerminatorEvidentAttName,
                                        Double.valueOf( (String) headerInfo.get( HeaderInfoTitle.PERCENT_TERMINATOR_EVIDENT.toString())));
  }
View Full Code Here

   * Parse the sensor information from the header.
   */
  private void handleQCInformation()
  {
    // QC flags
    qcFlagsAtt = new Attribute( qcFlagsAttName,
                                (String) headerInfo.get( HeaderInfoTitle.QC_FLAGS.toString()));

  }
View Full Code Here

            Dimension ncDim = new Dimension(name, size, true);
            ncFile.addDimension(null, ncDim);
            if (name.equals(ENS_VAR)) {
                v = new Variable(ncFile, null, null, name, DataType.STRING,
                                 name);
                v.addAttribute(new Attribute("standard_name", "ensemble"));
                v.addAttribute(new Attribute(_Coordinate.AxisType,
                                             AxisType.Ensemble.toString()));
                List<String> names =
                    gradsDDF.getEnsembleDimension().getEnsembleNames();
                String[] nameArray = new String[names.size()];
                for (int i = 0; i < nameArray.length; i++) {
                    nameArray[i] = names.get(i);
                }
                Array dataArray = Array.factory(DataType.STRING,
                                      new int[] { nameArray.length },
                                      nameArray);
                v.setCachedData(dataArray, false);
            } else {
                double[] vals = dim.getValues();
                v = new Variable(ncFile, null, null, name, DataType.DOUBLE,
                                 name);
                v.addAttribute(new Attribute("units", dim.getUnit()));
                if (name.equals(Y_VAR)) {
                    v.addAttribute(new Attribute("long_name", "latitude"));
                    v.addAttribute(new Attribute("standard_name",
                            "latitude"));
                    v.addAttribute(new Attribute("axis", "Y"));
                    sizeY = dim.getSize();
                    v.addAttribute(new Attribute(_Coordinate.AxisType,
                            AxisType.Lat.toString()));
                } else if (name.equals(X_VAR)) {
                    v.addAttribute(new Attribute("long_name", "longitude"));
                    v.addAttribute(new Attribute("standard_name",
                            "longitude"));
                    v.addAttribute(new Attribute("axis", "X"));
                    v.addAttribute(new Attribute(_Coordinate.AxisType,
                            AxisType.Lon.toString()));
                    sizeX = dim.getSize();
                } else if (name.equals(Z_VAR)) {
                    numZ = size;
                    zDims.put(name, ncDim);
                    v.addAttribute(new Attribute("long_name", "level"));
                    addZAttributes(dim, v);
                } else if (name.equals(TIME_VAR)) {
                    v.addAttribute(new Attribute("long_name", "time"));
                    v.addAttribute(new Attribute(_Coordinate.AxisType,
                            AxisType.Time.toString()));
                }
                ArrayDouble.D1 varArray = new ArrayDouble.D1(size);
                for (int i = 0; i < vals.length; i++) {
                    varArray.set(i, vals[i]);
                }
                v.setCachedData(varArray, false);
            }
            ncFile.addVariable(null, v);
        }
        if (numZ > 0) {
            GradsDimension zDim = gradsDDF.getZDimension();
            double[]       vals = zDim.getValues();
            for (GradsVariable var : vars) {
                int nl = var.getNumLevels();
                if ((nl > 0) && (nl != numZ)) {
                    String name = Z_VAR + nl;
                    if (zDims.get(name) == null) {
                        Dimension ncDim = new Dimension(name, nl, true);
                        ncFile.addDimension(null, ncDim);
                        Variable vz = new Variable(ncFile, null, null, name,
                                          DataType.DOUBLE, name);
                        vz.addAttribute(new Attribute("long_name", name));
                        vz.addAttribute(new Attribute("units",
                                zDim.getUnit()));
                        addZAttributes(zDim, vz);
                        ArrayDouble.D1 varArray = new ArrayDouble.D1(nl);
                        for (int i = 0; i < nl; i++) {
                            varArray.set(i, vals[i]);
                        }
                        vz.setCachedData(varArray, false);
                        ncFile.addVariable(null, vz);
                        zDims.put(name, ncDim);
                    }
                }
            }
        }
        zDims = null;
        for (GradsVariable var : vars) {
            String coords = "latitude longitude";
            int    nl     = var.getNumLevels();
            if (nl > 0) {
                if (nl == numZ) {
                    coords = "level " + coords;
                } else {
                    coords = Z_VAR + nl + " " + coords;
                }
            }
            coords = "time " + coords;
            if (gradsDDF.getEnsembleDimension() != null) {
                coords = "ensemble " + coords;
            }
            v = new Variable(ncFile, null, null, var.getName(),
                             DataType.FLOAT, coords);
            v.addAttribute(new Attribute("long_name", var.getDescription()));
            if (var.getUnitName() != null) {
                v.addAttribute(new Attribute("units", var.getUnitName()));
            }
            v.addAttribute(
                new Attribute(
                    "_FillValue", new Float(gradsDDF.getMissingValue())));
            v.addAttribute(
                new Attribute(
                    "missing_value", new Float(gradsDDF.getMissingValue())));
            for (GradsAttribute attr : attrs) {
                if (attr.getVariable().equalsIgnoreCase(var.getName())) {
                    // TODO: what to do about a UINT16/32
                    if (attr.getType().equalsIgnoreCase(
                            GradsAttribute.STRING)) {
                        v.addAttribute(new Attribute(attr.getName(),
                                attr.getValue()));
                    } else if (attr.getType().equalsIgnoreCase(
                            GradsAttribute.BYTE)) {
                        try {
                            v.addAttribute(new Attribute(attr.getName(),
                                    new Byte(attr.getValue())));
                        } catch (NumberFormatException nfe) {}
                    } else if (attr.getType().equalsIgnoreCase(
                            GradsAttribute.INT16)) {
                        try {
                            v.addAttribute(new Attribute(attr.getName(),
                                    new Short(attr.getValue())));
                        } catch (NumberFormatException nfe) {}
                    } else if (attr.getType().equalsIgnoreCase(
                            GradsAttribute.INT32)) {
                        try {
                            v.addAttribute(new Attribute(attr.getName(),
                                    new Integer(attr.getValue())));
                        } catch (NumberFormatException nfe) {}
                    } else if (attr.getType().equalsIgnoreCase(
                            GradsAttribute.FLOAT32)) {
                        try {
                            v.addAttribute(new Attribute(attr.getName(),
                                    new Float(attr.getValue())));
                        } catch (NumberFormatException nfe) {}
                    } else if (attr.getType().equalsIgnoreCase(
                            GradsAttribute.FLOAT64)) {
                        try {
                            v.addAttribute(new Attribute(attr.getName(),
                                    new Double(attr.getValue())));
                        } catch (NumberFormatException nfe) {}
                    }
                }
            }
            ncFile.addVariable(null, v);
        }
        // Global Attributes
        ncFile.addAttribute(null, new Attribute("Conventions", "CF-1.0"));
        ncFile.addAttribute(
            null,
            new Attribute(
                "history",
                "Direct read of GrADS binary grid into NetCDF-Java 4 API"));
        String title = gradsDDF.getTitle();
        if ((title != null) && !title.isEmpty()) {
            ncFile.addAttribute(null, new Attribute("title", title));
        }
        for (GradsAttribute attr : attrs) {
            if (attr.getVariable().equalsIgnoreCase(GradsAttribute.GLOBAL)) {
                ncFile.addAttribute(null,
                                    new Attribute(attr.getName(),
                                        attr.getValue()));
            }
        }

    }
View Full Code Here

     * @param zDim  The GrADS Z dimension
     * @param v     the variable to augment
     */
    private void addZAttributes(GradsDimension zDim, Variable v) {
        if (zDim.getUnit().indexOf("Pa") >= 0) {
            v.addAttribute(new Attribute("positive", "down"));
            v.addAttribute(new Attribute(_Coordinate.AxisType,
                                         AxisType.Pressure.toString()));
        } else {
            v.addAttribute(new Attribute("positive", "up"));
            v.addAttribute(new Attribute(_Coordinate.AxisType,
                                         AxisType.Height.toString()));
        }
    }
View Full Code Here

    } catch (ParseException e) {
      throw new RuntimeException("Cant read start_date="+start_date);
    }

    Variable v = ds.findVariable("time_offset");
    v.addAttribute(new Attribute( "units", "seconds since "+dfo.toDateTimeString(start)));

    Group root = ds.getRootGroup();
    root.addAttribute(new Attribute( "Convention", "Suomi-Station-CDM"));   
    ds.finish();
  }
View Full Code Here

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