[GitHub] [hadoop] FuzzingTeam commented on a diff in pull request #5064: HADOOP-18504. Fixed an unhandled NullPointerException in class KeyProvider

[GitBox <gi...@apache.org>]

FuzzingTeam commented on code in PR #5064:
URL: https://github.com/apache/hadoop/pull/5064#discussion_r1002701624


##########
hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/crypto/key/TestKeyProvider.java:
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@@ -62,6 +62,12 @@ public void testParseVersionName() throws Exception {
     } catch (IOException e) {
       assertTrue(true);
     }
+    try {

Review Comment:
   Thank you @steveloughran for the review, 
   we have used LambdaTestUtils.intercept instead of try.



##########
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/crypto/key/KeyProvider.java:
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@@ -639,13 +639,16 @@ public void invalidateCache(String name) throws IOException {
   public abstract void flush() throws IOException;
 
   /**
-   * Split the versionName in to a base name. Converts "/aaa/bbb/3" to
+   * Split the versionName in to a base name. Converts "/aaa/bbb@3" to
    * "/aaa/bbb".
    * @param versionName the version name to split
    * @return the base name of the key
    * @throws IOException raised on errors performing I/O.
    */
   public static String getBaseName(String versionName) throws IOException {
+    if (versionName == null) {
+      throw new IOException("Null string found in key path");

Review Comment:
   This has been addressed, please review.



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