/*
 * Main.java
 *
 * Created on February 15, 2008, 3:11 PM
 *
 * To change this template, choose Tools | Template Manager
 * and open the template in the editor.
 */

package javaapplication1;

import java.util.Calendar;
import java.text.SimpleDateFormat;
import java.io.*;

/**
 *
 * @author pullin
 */
public class Main {
    
    private static final double MAGIC = 0.8065;
    private static final int NUMSAMPLES = 256;
    private static double freq[] = linspace(0,400/MAGIC,NUMSAMPLES);
    private double[] data;
    public static final String DATE_FORMAT_NOW = "MM-dd HHmmss";
    private static File flog = new File("log "+ now() + ".txt");
    
    /** Creates a new instance of Main */
    public Main() {
        data = new double[] {1,2,3};
        output();
        data = new double[] {6,7,8,9};
        output();
    }
    
    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {
        // TODO code application logic here
        
        
        

    }
    
    private static double[] linspace(double start, double end, int num)
    {
        double[] space = new double[num];
        double d = (end-start)/(num-1);
        double temp=start+d;
        space[0]=start;
        //This way should require less multiplies
        for(int i=1; i<num; i++)
        {
           space[i]=temp;
           temp += d;
        }
        return space;
    }
    
    public static String now() {
    Calendar cal = Calendar.getInstance();
    SimpleDateFormat sdf = new SimpleDateFormat(DATE_FORMAT_NOW);
    return sdf.format(cal.getTime());

  }
    
  private void output(){
      try {
            BufferedWriter fout = new BufferedWriter(new FileWriter(flog));
            for(double D : data){ 
                fout.write(Double.toString(D));
                fout.newLine(); //platform independant newline
            }
            fout.write("---");
            fout.close();  //have to close to flush the buffer
        } catch (IOException ex) {
            ex.printStackTrace();  //Stock exception catching
        }
  }
}