BaseNCodecOutputStream.eof() should not throw IOException

Author: garydgregory

src/changes/changes.xml

@@ -55,6 +55,8 @@ The <action> type attribute can be add,update,fix,remove.
       <action                   dev="ggregory" type="fix" due-to="Arturo Bernal">Avoid use toString() or substring() in favor of a simplified expression #126.</action>
       <action issue="CODEC-305" dev="aherbert" type="fix" due-to="Florian">Fix byte-skipping in Base16 decoding #135.</action>
       <action                   dev="kinow" type="fix" due-to="Marc Wrobel">Fix several typos, improve writing in some javadocs #139.</action>
+      <action                   dev="ggregory" type="fix" due-to="Gary Gregory">BaseNCodecOutputStream.eof() should not throw IOException.</action>
+      <action                   dev="ggregory" type="fix" due-to="Gary Gregory">Javadoc improvements and cleanups.</action>
       <!-- ADD -->
       <action issue="CODEC-296" dev="mattsicker" type="add" due-to="Matt Sicker">Add support for Blake3 family of hashes.</action>
       <action                   dev="ggregory" type="add">Add github/codeql-action.</action>

src/main/java/org/apache/commons/codec/binary/BaseNCodecOutputStream.java

@@ -82,11 +82,9 @@ public void close() throws IOException {
     /**
      * Writes EOF.
      *
-     * @throws IOException
-     *             if an I/O error occurs.
      * @since 1.11
      */
-    public void eof() throws IOException {
+    public void eof() {
         // Notify encoder of EOF (-1).
         if (doEncode) {
             baseNCodec.encode(singleByte, 0, EOF, context);