Updates per PR comments

Signed-off-by: Chris Helma <chelma+github@amazon.com>

RFS/src/main/java/com/rfs/ReindexFromSnapshot.java

@@ -362,10 +362,10 @@ public static void main(String[] args) throws InterruptedException {
                         Flux<Document> documents = new LuceneDocumentsReader().readDocuments(luceneDirPath, indexMetadata.getName(), shardId);
                         String targetIndex = indexMetadata.getName() + indexSuffix;
 
-                        int targetShardId = shardId; // Define in local context for the lambda
+                        final int finalShardId = shardId; // Define in local context for the lambda
                         DocumentReindexer.reindex(targetIndex, documents, targetConnection)
                             .doOnError(error -> logger.error("Error during reindexing: " + error))
-                            .doOnSuccess(done -> logger.info("Reindexing completed for index " + targetIndex + ", shard " + targetShardId))
+                            .doOnSuccess(done -> logger.info("Reindexing completed for index " + targetIndex + ", shard " + finalShardId))
                             // Wait for the shard reindexing to complete before proceeding; fine in this demo script, but
                             // shouldn't be done quite this way in the real RFS Worker.
                             .block();

RFS/src/main/java/com/rfs/common/LuceneDocumentsReader.java

@@ -10,8 +10,11 @@
 import org.apache.lucene.index.IndexReader;
 import org.apache.lucene.store.FSDirectory;
 import org.apache.lucene.util.BytesRef;
+
+import lombok.Lombok;
 import reactor.core.publisher.Flux;
 
+
 public class LuceneDocumentsReader {
     private static final Logger logger = LogManager.getLogger(LuceneDocumentsReader.class);
 
@@ -35,7 +38,8 @@ public Flux<Document> readDocuments(Path luceneFilesBasePath, String indexName,
                 try {
                     reader.close();
                 } catch (IOException e) {
-                    throw new RuntimeException("Failed to close IndexReader", e);
+                    logger.error("Failed to close IndexReader", e);
+                    Lombok.sneakyThrow(e);
                 }
             }
         );

RFS/src/main/java/com/rfs/common/OpenSearchClient.java

@@ -22,6 +22,9 @@ public boolean hasBadStatusCode() {
         }
 
         public boolean hasFailedOperations() {
+            // The OpenSearch Bulk API response body is JSON and contains a top-level "errors" field that indicates
+            // whether any of the individual operations in the bulk request failed.  Rather than marshalling the entire
+            // response as JSON, just check for the string value.
             return body.contains("\"errors\":true");
         }
 
@@ -83,7 +86,7 @@ private boolean createObjectIdempotent(String objectPath, ObjectNode settings){
             client.put(objectPath, settings.toString(), false);
             return true;
         } else if (response.code == HttpURLConnection.HTTP_OK) {
-            logger.warn(objectPath + " already exists. Skipping creation.");
+            logger.info(objectPath + " already exists. Skipping creation.");
         } else {
             logger.warn("Could not confirm that " + objectPath + " does not already exist. Skipping creation.");
         }