GribAtomizer.java

package com.meteogroup.grib2geotiff;

import com.meteogroup.grib2geotiff.geotiff.GeoTiffExporter;
import com.meteogroup.grib2geotiff.grib.GribFileAccess;
import com.meteogroup.grib2geotiff.grib.GribMetadataReader;
import ucar.grib.grib2.Grib2Record;
import ucar.unidata.io.RandomAccessFile;

import java.io.File;
import java.util.List;

/**
 * Created by danielt on 14.09.15.
 */
public class GribAtomizer {

  GribFileAccess gribAccessor = new GribFileAccess();

  GribMetadataReader metadataReader = new GribMetadataReader();

  GeoTiffExporter geoTiffExporter = new GeoTiffExporter();

  /**
   * @param inDirectory
   * @param outDirectory
   * @throws Exception
   */
  public GribAtomizer(File inDirectory, File outDirectory) throws Exception {
    this.gribAccessor.setInputDirectory(inDirectory);
    this.geoTiffExporter.setOutDirectory(outDirectory);
  }

  /**
   * @throws Exception
   */
  public void atomize() throws Exception {
    List<RandomAccessFile> gfsFiles = gribAccessor.getRafFiles();
    for (RandomAccessFile gfsFile : gfsFiles) {
      List<Grib2Record> records = gribAccessor.getRecords(gfsFile);
      for (Grib2Record record : records) {
        RecordMetadata metadata = GribMetadataReader.getGfsRecordMetadata(record);
        float[] data = gribAccessor.getGfsRecordData(gfsFile, record);
        geoTiffExporter.createGeoTiff(data, metadata);
      }
    }
  }

}