fix RewriteOptions builder for inputFilesToJoin

MaxNevermind · Aug 7, 2024 · f50666a · f50666a
1 parent 64d3bb2
commit f50666a
Showing 1 changed file with 1 addition and 4 deletions.
diff --git a/parquet-hadoop/src/main/java/org/apache/parquet/hadoop/rewrite/RewriteOptions.java b/parquet-hadoop/src/main/java/org/apache/parquet/hadoop/rewrite/RewriteOptions.java
@@ -466,9 +466,6 @@ public Builder ignoreJoinFilesMetadata(boolean ignoreJoinFilesMetadata) {
     public RewriteOptions build() {
       Preconditions.checkArgument(inputFiles != null && !inputFiles.isEmpty(), "Input file is required");
       Preconditions.checkArgument(outputFile != null, "Output file is required");
-      Preconditions.checkArgument(
-          inputFilesToJoin == null || !inputFilesToJoin.isEmpty(),
-          "Input files to join must be non-empty list or it can be left unset, it can't be an empty list");
 
       if (pruneColumns != null) {
         if (maskColumns != null) {
@@ -501,7 +498,7 @@ public RewriteOptions build() {
       return new RewriteOptions(
           conf,
           inputFiles,
-          inputFilesToJoin,
+          (inputFilesToJoin != null ? inputFilesToJoin : new ArrayList<>()),
           outputFile,
           pruneColumns,
           newCodecName,