abmo-x commented on code in PR #9998:
URL: https://github.com/apache/iceberg/pull/9998#discussion_r1532476299


##########
core/src/main/java/org/apache/iceberg/hadoop/HadoopStreams.java:
##########
@@ -185,8 +185,21 @@ public void flush() throws IOException {
 
     @Override
     public void close() throws IOException {
-      stream.close();
-      this.closed = true;
+      try {
+        stream.close();
+        // {@link org.apache.hadoop.fs.s3a.S3ABlockOutputStream#close()} calls 
{@link
+        // org.apache.hadoop.fs.s3a.S3ABlockOutputStream#putObject()}
+        // which doesn't throw an exception when interrupted. Need to check 
the interrupted flag to
+        // detect failed object upload
+        // and propagate the error up.
+        if (Thread.interrupted()
+            && "org.apache.hadoop.fs.s3a.S3ABlockOutputStream"
+                .equals(stream.getWrappedStream().getClass().getName())) {
+          throw new IOException("object upload failed as it was interrupted 
during close");
+        }
+      } finally {
+        this.closed = true;

Review Comment:
   sure I can do that. but that's what `finally` block does as well by marking 
it to true _no matter what_.
   
   Trying to understand better if its not recommended to use finally or it has 
any drawbacks.



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