Use isEmpty().

2021-01-17 09:15:16 -05:00 · 2021-01-17 09:15:16 -05:00 · 57a9a5c14b
parent b7dd3fd3d1
commit 57a9a5c14b
1 changed files with 1 additions and 1 deletions
--- a/src/main/java/org/apache/commons/math4/complex/ComplexFormat.java
+++ b/src/main/java/org/apache/commons/math4/complex/ComplexFormat.java
@ -146,7 +146,7 @@ public class ComplexFormat {
        if (imaginaryCharacter == null) {
            throw new NullArgumentException();
        }
-        if (imaginaryCharacter.length() == 0) {
+        if (imaginaryCharacter.isEmpty()) {
            throw new NoDataException();
        }
        if (imaginaryFormat == null) {