visad/src/main/java/ucar/nc2/iosp/mcidas/McIDASGridReader.java
public final boolean init(RandomAccessFile raf, boolean fullCheck)
          throws IOException {
    rf = raf;
    raf.order(RandomAccessFile.BIG_ENDIAN);
    return init(fullCheck);
  }
public final boolean init(RandomAccessFile raf, boolean fullCheck)
          throws IOException {
    rf = raf;
    raf.order(RandomAccessFile.BIG_ENDIAN);
    return init(fullCheck);
  }
Initialize the file, read in all the metadata (ala DM_OPEN)

@param fullCheck for a full check reading grids
@param raf       RandomAccessFile to read.
@throws IOException problem reading file