goiri commented on code in PR #4719:
URL: https://github.com/apache/hadoop/pull/4719#discussion_r943951153
##########
hadoop-hdfs-project/hadoop-hdfs-rbf/src/main/java/org/apache/hadoop/hdfs/server/federation/router/RouterClientProtocol.java:
##########
@@ -935,19 +935,22 @@ public BatchedDirectoryListing getBatchedListing(String[]
srcs,
public HdfsFileStatus getFileInfo(String src) throws IOException {
rpcServer.checkOperation(NameNode.OperationCategory.READ);
- final List<RemoteLocation> locations =
- rpcServer.getLocationsForPath(src, false, false);
- RemoteMethod method = new RemoteMethod("getFileInfo",
- new Class<?>[] {String.class}, new RemoteParam());
-
HdfsFileStatus ret = null;
- // If it's a directory, we check in all locations
- if (rpcServer.isPathAll(src)) {
- ret = getFileInfoAll(locations, method);
- } else {
- // Check for file information sequentially
- ret = rpcClient.invokeSequential(
- locations, method, HdfsFileStatus.class, null);
+ IOException noLocationException = null;
+ try {
+ final List<RemoteLocation> locations =
rpcServer.getLocationsForPath(src, false, false);
+ RemoteMethod method = new RemoteMethod("getFileInfo",
+ new Class<?>[] {String.class}, new RemoteParam());
+
+ // If it's a directory, we check in all locations
+ if (rpcServer.isPathAll(src)) {
+ ret = getFileInfoAll(locations, method);
+ } else {
+ // Check for file information sequentially
+ ret = rpcClient.invokeSequential(locations, method,
HdfsFileStatus.class, null);
+ }
+ } catch (NoLocationException | RouterResolveException e) {
Review Comment:
That would be nice.
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