Update ParquetFileReader.java

Author: Arnaud-Nauwynck

parquet-hadoop/src/main/java/org/apache/parquet/hadoop/ParquetFileReader.java

@@ -593,7 +593,8 @@ private static final ParquetMetadata readFooter(
     int fileMetadataLength = readIntLittleEndian(magicAndLengthBytes, 0);
 
     boolean encryptedFooterMode;
-    // using JDK >= 9: if (Arrays.equals(MAGIC, 0, MAGIC.length, magicAndLengthBytes, FOOTER_LENGTH_SIZE, FOOTER_LENGTH_SIZE + MAGIC.length)) {
+    // using JDK >= 9: if (Arrays.equals(MAGIC, 0, MAGIC.length, 
+    //   magicAndLengthBytes, FOOTER_LENGTH_SIZE, FOOTER_LENGTH_SIZE + MAGIC.length)) {
     // using JDK <= 8: need extract sub array then compare
     byte[] magic = new byte[MAGIC.length];
     System.arraycopy(magicAndLengthBytes, FOOTER_LENGTH_SIZE, magic, 0, MAGIC.length);