gistfile1.java

     public static float[] getFloatC(String filename) 
       throws FileNotFoundException, IOException{
           File fl = new File(filename);
           FileInputStream str = new FileInputStream(fl);
           FileChannel ch = str.getChannel();
           MappedByteBuffer mb = ch.map( FileChannel.MapMode.READ_ONLY, 0L, ch.size( ));
           int numfloats = (int) ch.size()/4;
           float[] result  = new float [numfloats];
           try{
              for(int j=0;j<numfloats;j++){
                result [j] = mb.getFloat();
              }
              } finally{
              str.close();
           }
           return result;
    }