LantaoJin commented on a change in pull request #24964: [SPARK-28160][CORE] Fix
a bug that callback function may hang when unchecked exception missed
URL: https://github.com/apache/spark/pull/24964#discussion_r298241871
##########
File path:
common/network-common/src/main/java/org/apache/spark/network/client/TransportClient.java
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@@ -237,11 +237,15 @@ public ByteBuffer sendRpcSync(ByteBuffer message, long
timeoutMs) {
sendRpc(message, new RpcResponseCallback() {
@Override
public void onSuccess(ByteBuffer response) {
- ByteBuffer copy = ByteBuffer.allocate(response.remaining());
- copy.put(response);
- // flip "copy" to make it readable
- copy.flip();
- result.set(copy);
+ try {
+ ByteBuffer copy = ByteBuffer.allocate(response.remaining());
+ copy.put(response);
+ // flip "copy" to make it readable
+ copy.flip();
+ result.set(copy);
+ } catch (Throwable t) {
Review comment:
I will add a warning log.
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