From 56d2fa54fd37ce09eef0019798c7fab824b56e74 Mon Sep 17 00:00:00 2001 From: bculkin2442 Date: Fri, 1 Apr 2016 13:18:26 -0400 Subject: Fixed bug that lead to exception when collapsing 0-length lists --- BJC-Utils2/src/main/java/bjc/utils/funcutils/ListUtils.java | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'BJC-Utils2/src/main/java/bjc/utils/funcutils') diff --git a/BJC-Utils2/src/main/java/bjc/utils/funcutils/ListUtils.java b/BJC-Utils2/src/main/java/bjc/utils/funcutils/ListUtils.java index 810bc29..5215576 100644 --- a/BJC-Utils2/src/main/java/bjc/utils/funcutils/ListUtils.java +++ b/BJC-Utils2/src/main/java/bjc/utils/funcutils/ListUtils.java @@ -284,7 +284,9 @@ public class ListUtils { */ public static String collapseTokens(FunctionalList input, String sep) { - if (input.getSize() <= 1) { + if (input.getSize() < 1) { + return ""; + } else if (input.getSize() == 1) { return input.first(); } else { return input.reduceAux("", -- cgit v1.2.3