diff options
| author | bculkin2442 <bjculkin@mix.wvu.edu> | 2016-04-01 13:18:26 -0400 |
|---|---|---|
| committer | bculkin2442 <bjculkin@mix.wvu.edu> | 2016-04-01 13:18:26 -0400 |
| commit | 56d2fa54fd37ce09eef0019798c7fab824b56e74 (patch) | |
| tree | 0523e68490a46db5e245b2310cd874599264b4ca /BJC-Utils2/src/main | |
| parent | d06aa6bd1ba6240558a12c63beccafea3bd95ffe (diff) | |
Fixed bug that lead to exception when collapsing 0-length lists
Diffstat (limited to 'BJC-Utils2/src/main')
| -rw-r--r-- | BJC-Utils2/src/main/java/bjc/utils/funcutils/ListUtils.java | 4 |
1 files changed, 3 insertions, 1 deletions
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<String> input, String sep) { - if (input.getSize() <= 1) { + if (input.getSize() < 1) { + return ""; + } else if (input.getSize() == 1) { return input.first(); } else { return input.reduceAux("", |