zentol commented on a change in pull request #11303: [FLINK-16245] Decoupling
user classloader from context classloader.
URL: https://github.com/apache/flink/pull/11303#discussion_r390896421
##########
File path:
flink-runtime/src/main/java/org/apache/flink/runtime/execution/librarycache/FlinkUserCodeClassLoaders.java
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@@ -18,35 +18,44 @@
package org.apache.flink.runtime.execution.librarycache;
+import org.apache.flink.annotation.VisibleForTesting;
import org.apache.flink.util.ChildFirstClassLoader;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.io.Closeable;
+import java.io.IOException;
import java.net.URL;
import java.net.URLClassLoader;
+import java.util.Enumeration;
/**
* Gives the URLClassLoader a nicer name for debugging purposes.
*/
public class FlinkUserCodeClassLoaders {
- public static URLClassLoader parentFirst(URL[] urls, ClassLoader
parent) {
+ @VisibleForTesting
+ static URLClassLoader parentFirst(URL[] urls, ClassLoader parent) {
Review comment:
Why do you not want the safety net to be a URLClassLoader?
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