begin to add tez repack

src/main/java/hu/rxd/toolbox/switcher/TarGzProducer.java

@@ -0,0 +1,58 @@
+package hu.rxd.toolbox.switcher;
+
+import java.io.BufferedOutputStream;
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.net.URL;
+import java.nio.file.Path;
+import java.util.ArrayList;
+import java.util.List;
+
+import org.apache.commons.compress.archivers.tar.TarArchiveEntry;
+import org.apache.commons.compress.archivers.tar.TarArchiveOutputStream;
+import org.apache.commons.compress.compressors.gzip.GzipCompressorOutputStream;
+import org.apache.commons.compress.utils.IOUtils;
+import org.apache.commons.io.FileUtils;
+import org.apache.commons.io.filefilter.DirectoryFileFilter;
+import org.apache.commons.io.filefilter.RegexFileFilter;
+
+
+public class TarGzProducer {
+
+  public URL createTarGzip(Path inputDirectoryPath) throws IOException {
+    File outputFile = new File("/path/to/filename.tar.gz");
+
+    try (FileOutputStream fileOutputStream = new FileOutputStream(outputFile);
+            BufferedOutputStream bufferedOutputStream = new BufferedOutputStream(fileOutputStream);
+            GzipCompressorOutputStream gzipOutputStream = new GzipCompressorOutputStream(bufferedOutputStream);
+            TarArchiveOutputStream tarArchiveOutputStream = new TarArchiveOutputStream(gzipOutputStream)) {
+
+        tarArchiveOutputStream.setBigNumberMode(TarArchiveOutputStream.BIGNUMBER_POSIX);
+        tarArchiveOutputStream.setLongFileMode(TarArchiveOutputStream.LONGFILE_GNU);
+
+        List<File> files = new ArrayList<>(FileUtils.listFiles(
+          inputDirectoryPath.toFile(),
+                new RegexFileFilter("^(.*?)"),
+                DirectoryFileFilter.DIRECTORY
+        ));
+
+        for (int i = 0; i < files.size(); i++) {
+            File currentFile = files.get(i);
+
+            String relativeFilePath = new File(inputDirectoryPath.toUri()).toURI().relativize(
+                    new File(currentFile.getAbsolutePath()).toURI()).getPath();
+
+            TarArchiveEntry tarEntry = new TarArchiveEntry(currentFile, relativeFilePath);
+            tarEntry.setSize(currentFile.length());
+
+            tarArchiveOutputStream.putArchiveEntry(tarEntry);
+            tarArchiveOutputStream.write(IOUtils.toByteArray(new FileInputStream(currentFile)));
+            tarArchiveOutputStream.closeArchiveEntry();
+        }
+        tarArchiveOutputStream.close();
+        return outputFile.toURI().toURL();
+    }
+}
+}

src/main/java/hu/rxd/toolbox/switcher/TezComponent.java

@@ -22,21 +22,22 @@ public Component getComponentType() {
 
   @Override
   protected void provideComponent(File targetPath, Version ver) throws Exception {
+    File expandPath = new File(baseDir, targetPath.getName() + ".tmp");
+    FileUtils.deleteDirectory(expandPath);
     switch (ver.type) {
     case HDP:
     case CDP:
       LOG.info("downloading: {}", ver);
       File f = downloadArtifact(getCandidateUrls(ver));
-      File expandPath = new File(baseDir, targetPath.getName() + ".tmp");
-      FileUtils.deleteDirectory(expandPath);
       File targetTgz = new File(expandPath, "/share/tez.tar.gz");
       FileUtils.forceMkdir(targetTgz.getParentFile());
       FileUtils.copyFile(f, targetTgz);
-      expandPath.renameTo(targetPath);
       return;
     default:
-      expand1DirReleaseArtifact(targetPath, downloadArtifact(getCandidateUrls(ver)));
+      expand1DirReleaseArtifact(expandPath, downloadArtifact(getCandidateUrls(ver)));
+
     }
+    expandPath.renameTo(targetPath);
   }
 
   @Override