[GitHub] [hudi] vinothchandar commented on a change in pull request #1869: [HUDI-427] Implement CLI support for performing bootstrap

[GitBox <gi...@apache.org>]

vinothchandar commented on a change in pull request #1869:
URL: https://github.com/apache/hudi/pull/1869#discussion_r466240100



##########
File path: hudi-common/src/main/java/org/apache/hudi/common/bootstrap/index/HFileBootstrapIndex.java
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@@ -240,13 +240,21 @@ private HoodieBootstrapIndexInfo fetchBootstrapIndexInfo() throws IOException {
     @Override
     public List<String> getIndexedPartitionPaths() {
       HFileScanner scanner = partitionIndexReader().getScanner(true, true);
-      return getAllKeys(scanner);
+      List<String> cellKeys = getAllKeys(scanner);
+      // cellKey is in this format:
+      // part=datestr=2452537//LATEST_TIMESTAMP/Put/vlen=2405/seqid=0
+      return cellKeys.stream().map(key -> key.split("//")[0].substring(5))
+          .distinct().collect(Collectors.toList());
     }
 
     @Override
     public List<String> getIndexedFileIds() {
       HFileScanner scanner = fileIdIndexReader().getScanner(true, true);
-      return getAllKeys(scanner);
+      List<String> cellKeys = getAllKeys(scanner);
+      // cellKey is in this format:
+      // part=datestr=2452537;fileid=baab9c50-c35e-49d1-b928-695aa7e37833//LATEST_TIMESTAMP/Put/vlen=2312/seqid=0
+      return cellKeys.stream().map(key -> key.split("//")[0].split(";")[1].split("=")[1])

Review comment:
       were the values currently returning something incorrect?  if so, how were the tests happy? 




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