Fix bug for EOF when input is provided as file

src/Main.java

@@ -15,6 +15,10 @@ public class Main {
 			System.out.println("Provide input in this format:");
 			System.out.println("type,from,stock,qnt,price");
 			String line = br.readLine();
+			
+			// to check EOF
+			if (line == null) break;
+			
 			String[] inputs = line.split(",");
 
 			Customer c = new Customer(inputs[1]);
@@ -43,6 +47,8 @@ public class Main {
 					System.out.print(count++ + ": ");
 					System.out.println(o);
 				}
+			} else {
+				System.out.println("No matching orders found.");
 			}
 			
 			System.out.println();