Handle no results by returning 1

1 files changed, 5 insertions, 2 deletions

diff --git a/blasearch.java b/blasearch.java
index 138b995..3ddeb5d 100644
--- a/blasearch.java
+++ b/blasearch.java
@@ -83,7 +83,7 @@ public class blasearch {
 		
 		}
 		// Print results
-		if(results != null){
+		if(results.size() > 0){
 			for(int i=0; i<2; i++){
 				if (i != 0) {
 					System.out.print(" | ");
@@ -91,7 +91,10 @@ public class blasearch {
 				int count = i + 1;
 				System.out.print("Result " + count + ": " + results.get(i));
 			}
-		}	
+		} else {
+			System.out.print("Error: no results.\n");
+			System.exit(1);
+		}
 		System.out.print("\n");
 	}