Github user parthchandra commented on a diff in the pull request:
https://github.com/apache/drill/pull/532#discussion_r73930026
--- Diff:
exec/jdbc/src/main/java/org/apache/drill/jdbc/impl/DrillConnectionImpl.java ---
@@ -362,12 +364,33 @@ public PreparedStatement prepareStatement(String sql,
int resultSetType,
int resultSetHoldability)
throws SQLException {
throwIfClosed();
try {
- DrillPrepareResult prepareResult = new DrillPrepareResult(sql);
+ DrillRpcFuture<CreatePreparedStatementResp> respFuture =
client.createPreparedStatement(sql);
+
+ CreatePreparedStatementResp resp;
+ try {
+ resp = respFuture.get();
+ } catch (InterruptedException e) {
+ // Preserve evidence that the interruption occurred so that code
higher up
+ // on the call stack can learn of the interruption and respond to
it if it
+ // wants to.
+ Thread.currentThread().interrupt();
+
+ throw new SQLException( "Interrupted", e );
--- End diff --
What I was trying to understand was what happens if there is a message from
the server on the wire and the respFuture gets interrupted. Now there is no
listener to process the protobuf message. So who processes it?
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