package example9_1;

// What does the program print?
// e1 h1 h2 h: Infinity h3 h4 e2
// e1 h1 h2 h: ∞ h3 h4 e2
// e1 h1 h2 h3 h4 e2
// e1 h1 h2

import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;
import java.text.DecimalFormat;

public class FinallyExample {
    public static void main(String[] args) {
        new FinallyExample().example();
    }

    private void example() {
        System.out.print("e1 "); // Abbreviation for "example"
        InputStream stream = null;
        try {
            stream = new FileInputStream("");
            helper();
        } catch(NumberFormatException ignoredException) {
            System.out.println("e:nf");
        } catch (FileNotFoundException e) {
            System.out.println("File not found.");
        } finally {
            if(null != stream) {
                try {
                    stream.close();
                } catch(IOException e) {
                    System.out.println("Error while trying to close file!");
                }
            }
            System.out.println("e:f");
        }
        System.out.print("e2 ");
    }

    private void helper(){
        System.out.print("h1 "); // Abbreviation for "helper"
        System.out.print("h2 ");
        System.out.print("h: " +(5/0)+ " ");
        System.out.print("h3 ");
        System.out.print("h4 ");
    }
}