readio.java

DATA STRUCTURE LABS

import java.io.*;
public class readIO {
	private String inputFile;
	private ElemList elements;
	private NodeList node;
	
	public readIO(String file) {
		inputFile = file;
		elements = new ElemList ();
		node = new NodeList();
		
		try{
			FileReader read=new FileReader(inputFile);
			BufferedReader In = new BufferedReader(read);

			String line = new String();
			String[] ar;
			while ((line = In.readLine()) != null)
			{
				ar = line.split("/");
				Elem temp1 = node.CheckList(ar[0]);
				Elem temp2 = node.CheckList(ar[1]);
				newElem temp = new newElem(temp1,temp2,Integer.parseInt(ar[2]));
				elements.insertFirst(temp);
			}
		}
		catch(IOException e)
		{
			if (e instanceof FileNotFoundException)
			{
				System.out.println("Input file not found: " + inputFile);
			}
			else System.out.println("read error!");
			System.exit(-1);
		};
	}
	public NodeList get_Node(){return node;}
	public ElemList get_List(){	return elements;	}
}