[GitHub] [carbondata] nihal0107 commented on a change in pull request #3819: [CARBONDATA-3855]support carbon SDK to load data from different files

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nihal0107 commented on a change in pull request #3819:
URL: https://github.com/apache/carbondata/pull/3819#discussion_r479932734



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File path: sdk/sdk/src/main/java/org/apache/carbondata/sdk/file/utils/SDKUtil.java
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@@ -79,4 +98,75 @@ public static ArrayList listFiles(String sourceImageFolder,
     return (Object[]) input[i];
   }
 
+  public static List<CarbonFile> extractFilesFromFolder(String path,
+      String suf, Configuration hadoopConf) {
+    List dataFiles = listFiles(path, suf, hadoopConf);
+    List<CarbonFile> carbonFiles = new ArrayList<>();
+    for (Object dataFile: dataFiles) {
+      carbonFiles.add(FileFactory.getCarbonFile(dataFile.toString(), hadoopConf));
+    }
+    if (CollectionUtils.isEmpty(dataFiles)) {
+      throw new RuntimeException("No file found at given location. Please provide" +
+          "the correct folder location.");
+    }
+    return carbonFiles;
+  }
+
+  public static DataFileStream<GenericData.Record> buildAvroReader(CarbonFile carbonFile,

Review comment:
       Done.




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