davisusanibar commented on code in PR #39681:
URL: https://github.com/apache/arrow/pull/39681#discussion_r1467078564
##########
java/dataset/src/test/java/org/apache/arrow/dataset/TestAllTypes.java:
##########
@@ -260,4 +266,29 @@ public void testAllTypesParquet() throws Exception {
}
}
}
+
+ /*
+ The purpose of this method is to refresh the data in alltypes-java.parquet
as required:
+
https://github.com/apache/arrow-testing/blob/master/data/parquet/alltypes-java.parquet
+ */
+ public static void main(String[] args) throws Exception {
+ TestAllTypes test = new TestAllTypes();
+ try (BufferAllocator allocator = new RootAllocator();
+ VectorSchemaRoot root = test.generateAllTypesVector(allocator)) {
+ byte[] featherData = test.serializeFile(root);
+ try (SeekableByteChannel channel = new
ByteArrayReadableSeekableByteChannel(featherData);
+ ArrowStreamReader reader = new ArrowStreamReader(channel,
allocator)) {
+ TMP.create();
+ final File writtenFolder = TMP.newFolder();
+ final String writtenParquet = writtenFolder.toURI().toString();
+ DatasetFileWriter.write(allocator, reader, FileFormat.PARQUET,
+ writtenParquet);
+ Objects.requireNonNull(writtenFolder.listFiles());
+ Files.move(writtenFolder.listFiles()[0].toPath(),
+ Paths.get(writtenFolder.toPath().toString(),
"alltypes-java.parquet"));
+ System.out.println("The file data/parquet/alltypes-java.parquet should
be updated with this new data: " +
+ writtenFolder.listFiles()[0].toURI());
+ }
+ }
+ }
Review Comment:
Sure, I will clean and delete this section.
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