Apache9 commented on a change in pull request #126: HBASE-21718 Implement Admin
based on AsyncAdmin
URL: https://github.com/apache/hbase/pull/126#discussion_r273456472
##########
File path:
hbase-client/src/main/java/org/apache/hadoop/hbase/client/ConnectionUtils.java
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@@ -684,4 +685,21 @@ static void shutdownPool(ExecutorService pool) {
pool.shutdownNow();
}
}
+
+ static void setCoprocessorError(com.google.protobuf.RpcController
controller, Throwable error) {
+ if (controller == null) {
+ return;
+ }
+ if (controller instanceof ServerRpcController) {
+ if (error instanceof IOException) {
+ ((ServerRpcController) controller).setFailedOn((IOException) error);
+ } else {
+ ((ServerRpcController) controller).setFailedOn(new IOException(error));
+ }
+ } else if (controller instanceof ClientCoprocessorRpcController) {
+ ((ClientCoprocessorRpcController) controller).setFailed(error);
+ } else {
+ controller.setFailed(error.toString());
Review comment:
We will try our best to set the exception directly here, as the original
RpcController interface does not provide a method to set an exception, so if
there is no way to set the exception directly we will set the error message
instead.
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