added better command line input validation messages

socrata · Nov 14, 2013 · c1bff1e · c1bff1e
1 parent 31a65da
commit c1bff1e
Showing 1 changed file with 14 additions and 5 deletions.
diff --git a/src/main/java/com/socrata/datasync/Main.java b/src/main/java/com/socrata/datasync/Main.java
@@ -85,11 +85,20 @@ public static void main(String[] args) throws ParseException {
     }
 
     private static boolean commandArgsValid(CommandLine cmd) {
-        if(cmd.getOptionValue("i") == null ||
-           cmd.getOptionValue("f") == null ||
-           cmd.getOptionValue("m") == null ||
-           cmd.getOptionValue("h") == null) {
-            System.out.println("Missing one or more required arguments.");
+        if(cmd.getOptionValue("f") == null) {
+            System.out.println("Missing required argument: -f,--file is required");
+            return false;
+        }
+        if(cmd.getOptionValue("h") == null) {
+            System.out.println("Missing required argument: -h,--header is required");
+            return false;
+        }
+        if(cmd.getOptionValue("i") == null) {
+            System.out.println("Missing required argument: -i,--datasetid is required");
+            return false;
+        }
+        if(cmd.getOptionValue("m") == null) {
+            System.out.println("Missing required argument: -m,--method is required");
             return false;
         }