From 34434b1616d46ea638b373927320bc592e8e09fe Mon Sep 17 00:00:00 2001
From: mo khan <mo@mokhan.ca>
Date: Sun, 11 Aug 2019 17:01:24 -0600
Subject: add error handling and fill out program profile

---
 src/Q6/WeekDay.java | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

(limited to 'src/Q6/WeekDay.java')

diff --git a/src/Q6/WeekDay.java b/src/Q6/WeekDay.java
index c74f1d0..7c79e8b 100644
--- a/src/Q6/WeekDay.java
+++ b/src/Q6/WeekDay.java
@@ -52,16 +52,30 @@ public class WeekDay {
     System.out.println("--- Question 6 ---");
     System.out.println("Enter year:");
     int year = in.nextInt();
+    if (year < 1900 || year > 2100) {
+      System.out.println("Invalid year.");
+      System.exit(-1);
+    }
 
     System.out.println("Enter month:");
     int month = in.nextInt();
+    if (month < 1 || month > 12 || (year == 1900 && month < 3) || (year == 2100 && month > 2)) {
+      System.out.println("Invalid month.");
+      System.exit(-1);
+    }
 
     System.out.println("Enter day:");
     int day = in.nextInt();
 
     System.out.println();
     System.out.println("Today is:");
-    System.out.println(new WeekDay().getWeekDay(day, month, year));
+
+    try {
+      System.out.println(new WeekDay().getWeekDay(day, month, year));
+    } catch (IllegalArgumentException error) {
+      System.out.println("Invalid date.");
+      System.exit(-1);
+    }
     System.out.println();
   }
 }
-- 
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