cdm/src/main/java/ucar/nc2/iosp/sigmet/SigmetIOServiceProvider.java
public boolean isValidFile(ucar.unidata.io.RandomAccessFile raf) {
    try {
      raf.order(RandomAccessFile.LITTLE_ENDIAN);
      // The first struct in the file is the product_hdr, which will have the
      // standard structure_header, followed by other embedded structures.
      // Each of these structures also have a structure header. To validate
      // the file we check for a product_hdr (by looking for type 27 in the
      // structure_header), then a product_configuration structure (by looking
      // for type 26 in its structure_header), then checking that that
      // the product_configuration does indicate a type of RAW data (type 15)
      raf.seek(0);
      short[] data = new short[13];
      raf.readShort(data, 0, 13);
      return (data[0] == (short) 27 &&
              data[6] == (short) 26 &&
              data[12] ==(short) 15);
    } catch (IOException ioe) {
      System.out.println("In isValidFile(): " + ioe.toString());
      return false;
    }
  }
public boolean isValidFile(ucar.unidata.io.RandomAccessFile raf) {
    try {
      raf.order(RandomAccessFile.LITTLE_ENDIAN);
      // The first struct in the file is the product_hdr, which will have the
      // standard structure_header, followed by other embedded structures.
      // Each of these structures also have a structure header. To validate
      // the file we check for a product_hdr (by looking for type 27 in the
      // structure_header), then a product_configuration structure (by looking
      // for type 26 in its structure_header), then checking that that
      // the product_configuration does indicate a type of RAW data (type 15)
      raf.seek(0);
      short[] data = new short[13];
      raf.readShort(data, 0, 13);
      return (data[0] == (short) 27 &&
              data[6] == (short) 26 &&
              data[12] ==(short) 15);
    } catch (IOException ioe) {
      System.out.println("In isValidFile(): " + ioe.toString());
      return false;
    }
  }
public boolean isValidFile ( ucar . unidata . io . RandomAccessFile raf ) { try { raf . order ( RandomAccessFile . LITTLE_ENDIAN ) ; // The first struct in the file is the product_hdr, which will have the
 // standard structure_header, followed by other embedded structures.
 // Each of these structures also have a structure header. To validate
 // the file we check for a product_hdr (by looking for type 27 in the
 // structure_header), then a product_configuration structure (by looking
 // for type 26 in its structure_header), then checking that that
 // the product_configuration does indicate a type of RAW data (type 15)
 raf . seek ( 0 ) ; short [ ] data = new short [ 13 ] ; raf . readShort ( data , 0 , 13 ) ; return ( data [ 0 ] == ( short ) 27 && data [ 6 ] == ( short ) 26 && data [ 12 ] == ( short ) 15 ) ; } catch ( IOException ioe ) { System . out . println ( "In isValidFile(): " + ioe . toString ( ) ) ; return false ; } }
Check if this is a valid SIGMET-IRIS file for this IOServiceProvider.
Check if this is a valid SIGMET - IRIS file for this IOServiceProvider .