Github user shixiaogang commented on a diff in the pull request:
https://github.com/apache/flink/pull/3305#discussion_r100967108
--- Diff:
flink-core/src/main/java/org/apache/flink/migration/util/MigrationInstantiationUtil.java
---
@@ -47,9 +47,16 @@ public ClassLoaderObjectInputStream(InputStream in,
ClassLoader classLoader) thr
// the flink package may be at position 0 (regular
class) or position 2 (array)
final int flinkPackagePos;
- if ((flinkPackagePos =
className.indexOf(FLINK_BASE_PACKAGE)) == 0 ||
- (flinkPackagePos == 2 &&
className.startsWith(ARRAY_PREFIX)))
- {
+ if
(className.contains("org.apache.flink.runtime.state.ArrayListSerializer")) {
--- End diff --
The code here is a little tricky. I think we should use a Map to record all
modified classes and their corresponding backups.
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