How to use

addFile

method

in

org.apache.druid.java.util.common.FileUtils$FileCopyResult

/**
 * Unzip from the input stream to the output directory, using the entry's file name as the file name in the output directory.
 * The behavior of directories in the input stream's zip is undefined.
 * If possible, it is recommended to use unzip(ByteStream, File) instead
 *
 * @param in     The input stream of the zip data. This stream is closed
 * @param outDir The directory to copy the unzipped data to
 *
 * @return The FileUtils.FileCopyResult containing information on all the files which were written
 *
 * @throws IOException
 */
public static FileUtils.FileCopyResult unzip(InputStream in, File outDir) throws IOException
{
 try (final ZipInputStream zipIn = new ZipInputStream(in)) {
  final FileUtils.FileCopyResult result = new FileUtils.FileCopyResult();
  ZipEntry entry;
  while ((entry = zipIn.getNextEntry()) != null) {
   final File file = new File(outDir, entry.getName());
   validateZipOutputFile("", file, outDir);
   NativeIO.chunkedCopy(zipIn, file);
   result.addFile(file);
   zipIn.closeEntry();
  }
  return result;
 }
}

 NativeIO.chunkedCopy(in, outFile);
result.addFile(outFile);

/**
 * Unzip from the input stream to the output directory, using the entry's file name as the file name in the output directory.
 * The behavior of directories in the input stream's zip is undefined.
 * If possible, it is recommended to use unzip(ByteStream, File) instead
 *
 * @param in     The input stream of the zip data. This stream is closed
 * @param outDir The directory to copy the unzipped data to
 *
 * @return The FileUtils.FileCopyResult containing information on all the files which were written
 *
 * @throws IOException
 */
public static FileUtils.FileCopyResult unzip(InputStream in, File outDir) throws IOException
{
 try (final ZipInputStream zipIn = new ZipInputStream(in)) {
  final FileUtils.FileCopyResult result = new FileUtils.FileCopyResult();
  ZipEntry entry;
  while ((entry = zipIn.getNextEntry()) != null) {
   final File file = new File(outDir, entry.getName());
   validateZipOutputFile("", file, outDir);
   NativeIO.chunkedCopy(zipIn, file);
   result.addFile(file);
   zipIn.closeEntry();
  }
  return result;
 }
}