/* This massive method-a-thon of a file contains the drivers for lab 7 and 8.*/

import java.io.Serializable;
import java.io.*;
import java.util.StringTokenizer;
public class cis81
   {
	private StudRec[] section;
	private int count, secnum;
	private StudRec temp;
	public cis81() throws IOException
	   {
		count=0;
		System.out.println("Enter section number 1 or 2");
		secnum=SavitchIn.readLineInt();
		section=new StudRec[25];
	   }
	public void reads() throws IOException
	   {



		int id, prodID, num, custID;
		double price;
		String date, prodLINE, line, x;
		StringTokenizer tokenizer;


		FileReader fr=new FileReader("order.data");
		BufferedReader ins= new BufferedReader(fr);
		line=ins.readLine();
		while(line!=null && count<section.length)
		   {
			tokenizer=new StringTokenizer(line);
			x=tokenizer.nextToken();
			id=Integer.parseInt(x);
                        date=tokenizer.nextToken();
                        prodID=Integer.parseInt(x);
                        price=Double.parseDouble(x);
                        num=Integer.parseInt(x);
                        prodLINE=tokenizer.nextToken();
                        custID=Integer.parseInt(x);
                      	x=tokenizer.nextToken();
			section[count]=new StudRec(id, date, prodID, price, num, prodLINE, custID);
			line=ins.readLine();
			count++;
		   }
		ins.close();
	   }
	public void prints() throws IOException
	   {
		int i;
		for(i=0;i<count;i++)
		   {
      System.out.println(section[i].idnum + "\t" + section[i].datee +"\t"+section[i].productID+"\t"+section[i].pri+"\t"+section[i].number+"\t"+section[i].productLINE+"\t"+section[i].customerID);
		   }
	   }
	public void sorts() throws IOException
	   {
		int i,j;
		for(i=0;i<count-1;i++)
		   {
			for(j=i+1;j<count;j++)
			   {
				if(section[i].idn>section[j].idn)
				   {
					temp=section[i];
					section[i]=section[j];
					section[j]=temp;
				   }
			   }
		   }
	   }
	public static void merge(cis81 a, cis81 b) throws IOException
	   {
		int i=0, d=0;
		while (i<a.count&&d<b.count)
		   {
			if(a.section[i].idnum<b.section[d].idnum)
			   {
				System.out.println(a.section[i].idnum+" " +a.section[i].lname+"\t"+a.section[i].fname+"\t"+a.section[i].mid+"\t" +a.section[i].major+"\t" +a.section[i].gpa);
				i++;
			   }
			else
			   {
				System.out.println(b.section[d].idnum+" " +b.section[d].lname+"\t"+b.section[d].fname+"\t"+b.section[d].mid+"\t" +b.section[d].major+"\t" +b.section[d].gpa);
				d++;
			   }
		   }
		while(i==a.count&&d<b.count)
		   {
			System.out.println(b.section[d].idnum+" " +b.section[d].lname+"\t"+b.section[d].fname+"\t"+b.section[d].mid+"\t" +b.section[d].major+"\t" +b.section[d].gpa);
			d++;
		   }
		while(d==b.count&&i<a.count)
		   {
			System.out.println(a.section[i].idnum+" " +a.section[i].lname+"\t"+a.section[i].fname+"\t"+a.section[i].mid+"\t" +a.section[i].major+"\t" +a.section[i].gpa);
			i++;
		   }
		}


	public void sortsGPA() throws IOException
           {
                int i,j;
                for(i=0;i<count-1;i++)
                   {
                        for(j=i+1;j<count;j++)
                           {
                                if(section[i].gpa>section[j].gpa)
                                   {
                                        temp=section[i];
                                        section[i]=section[j];
                                        section[j]=temp;
                                   }
                           }
                   }
           }

	public static void mergegpa(cis81 a, cis81 b) throws IOException
	   {
		int i=0, d=0;
		while (i<a.count&&d<b.count)
		   {
			if(a.section[i].gpa<b.section[d].gpa)
			   {
				System.out.println(a.section[i].idnum+" "
+a.section[i].lname+"\t"+a.section[i].fname+"\t"+a.section[i].mid+"\t" +a.section[i].major+"\t" +a.section[i].gpa);
				i++;
			   }
			else
			   {
				System.out.println(b.section[d].idnum+" "
+b.section[d].lname+"\t"+b.section[d].fname+"\t"+b.section[d].mid+"\t" +b.section[d].major+"\t" +b.section[d].gpa);
				d++;
			   }
		   }
		while(i==a.count&&d<b.count)
		   {
			System.out.println(b.section[d].idnum+" "
+b.section[d].lname+"\t"+b.section[d].fname+"\t"+b.section[d].mid+"\t" +b.section[d].major+"\t" +b.section[d].gpa);
			d++;
		   }
		while(d==b.count&&i<a.count)
		   {
			System.out.println(a.section[i].idnum+" "
+a.section[i].lname+"\t"+a.section[i].fname+"\t"+a.section[i].mid+"\t" +a.section[i].major+"\t" +a.section[i].gpa);
			i++;
		   }
		}

}