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markt pushed a commit to branch 10.1.x
in repository https://gitbox.apache.org/repos/asf/tomcat.git


The following commit(s) were added to refs/heads/10.1.x by this push:
     new 43b452ebeb Regression for BZ 68721 - report correct exception
43b452ebeb is described below

commit 43b452ebeb7274a749938b7461e5843c3ca2bc23
Author: Mark Thomas <ma...@apache.org>
AuthorDate: Tue Jun 11 17:26:54 2024 +0100

    Regression for BZ 68721 - report correct exception
    
    Some instances of LinkageError were incorrectly reported as
    ClassNotFoundException
---
 java/org/apache/catalina/loader/WebappClassLoaderBase.java | 4 ++++
 webapps/docs/changelog.xml                                 | 5 +++++
 2 files changed, 9 insertions(+)

diff --git a/java/org/apache/catalina/loader/WebappClassLoaderBase.java 
b/java/org/apache/catalina/loader/WebappClassLoaderBase.java
index 4022bcf42a..51f6e21353 100644
--- a/java/org/apache/catalina/loader/WebappClassLoaderBase.java
+++ b/java/org/apache/catalina/loader/WebappClassLoaderBase.java
@@ -2315,6 +2315,10 @@ public abstract class WebappClassLoaderBase extends 
URLClassLoader
                     // Re-throw the original exception
                     throw e;
                 }
+                if (clazz == null) {
+                    // Not BZ 68721
+                    throw e;
+                }
             }
             entry.loadedClass = clazz;
         }
diff --git a/webapps/docs/changelog.xml b/webapps/docs/changelog.xml
index 3e238ff8b4..8071722be4 100644
--- a/webapps/docs/changelog.xml
+++ b/webapps/docs/changelog.xml
@@ -123,6 +123,11 @@
         for retrieving extended/additional information from an established
         GSS context. (michaelo)
       </add>
+      <fix>
+        Correct a regression in the fix for <bug>68721</bug> that caused some
+        instances of <code>LinkageError</code> to be reported as
+        <code>ClassNotFoundException</code>. (markt)
+      </fix>
     </changelog>
   </subsection>
   <subsection name="Coyote">


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