[commons-io] 05/06: Javadoc.

[gg...@apache.org]

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ggregory pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/commons-io.git

commit d4f1fdd64ba8d7f744388f7fa8fc46c9deaa7bcb
Author: Gary Gregory <ga...@gmail.com>
AuthorDate: Fri Aug 9 14:17:45 2019 -0400

    Javadoc.
---
 src/main/java/org/apache/commons/io/IOIndexedException.java | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/main/java/org/apache/commons/io/IOIndexedException.java b/src/main/java/org/apache/commons/io/IOIndexedException.java
index 635c9ad..7b7e1c1 100644
--- a/src/main/java/org/apache/commons/io/IOIndexedException.java
+++ b/src/main/java/org/apache/commons/io/IOIndexedException.java
@@ -40,6 +40,13 @@ public class IOIndexedException extends IOException {
         this.index = index;
     }
 
+    /**
+     * Converts input to a suitable Stirng for exception message.
+     * 
+     * @param index An index into a source collection.
+     * @param cause A cause.
+     * @return A message.
+     */
     protected static String toMessage(final int index, final Throwable cause) {
         // Letting index be any int
         final String unspecified = "Null";