Merge conditionals - no need for separate if block

1 files changed, 1 insertions, 2 deletions

diff --git a/src/main/java/org/apache/commons/lang3/Functions.java b/src/main/java/org/apache/commons/lang3/Functions.java
index 1135c9417..058568c7f 100644
--- a/src/main/java/org/apache/commons/lang3/Functions.java
+++ b/src/main/java/org/apache/commons/lang3/Functions.java
@@ -552,8 +552,7 @@ public class Functions {
     public static RuntimeException rethrow(Throwable pThrowable) {
         if (pThrowable == null) {
             throw new NullPointerException("The Throwable must not be null.");
-        }
-        if (pThrowable instanceof RuntimeException) {
+        } else if (pThrowable instanceof RuntimeException) {
             throw (RuntimeException) pThrowable;
         } else if (pThrowable instanceof Error) {
             throw (Error) pThrowable;