From c28d338cf5c917a867faf58204b85203d620f06e Mon Sep 17 00:00:00 2001
From: ulrich
Date: Mon, 22 Jan 2024 11:24:26 +0000
Subject: [PATCH] Nicht benoetige Importe entfernt

---
 src/de/uhilger/httpserver/cm/FileManager.java |  553 ++----------------------------------------------------
 1 files changed, 25 insertions(+), 528 deletions(-)

diff --git a/src/de/uhilger/httpserver/cm/FileManager.java b/src/de/uhilger/httpserver/cm/FileManager.java
index ea70988..f754a93 100644
--- a/src/de/uhilger/httpserver/cm/FileManager.java
+++ b/src/de/uhilger/httpserver/cm/FileManager.java
@@ -17,34 +17,15 @@
  */
 package de.uhilger.httpserver.cm;
 
-import com.google.gson.Gson;
 import com.sun.net.httpserver.Authenticator;
-import com.sun.net.httpserver.Headers;
 import com.sun.net.httpserver.HttpExchange;
 import de.uhilger.httpserver.base.HttpResponder;
 import de.uhilger.httpserver.base.HttpHelper;
 import de.uhilger.httpserver.base.handler.FileHandler;
-import de.uhilger.httpserver.image.Datei;
-import de.uhilger.httpserver.image.ImageActor;
-import de.uhilger.httpserver.image.ImageThread;
-import de.uhilger.httpserver.image.ImageThread.ThreadListener;
+import de.uhilger.httpserver.cm.actor.Lister;
+import de.uhilger.httpserver.cm.actor.Writer;
 import de.uhilger.httpserver.oauth.BearerAuthenticator;
-import java.io.BufferedReader;
-import java.io.File;
-import java.io.FileOutputStream;
 import java.io.IOException;
-import java.io.InputStream;
-import java.io.InputStreamReader;
-import java.io.OutputStream;
-import java.net.URLDecoder;
-import java.nio.file.DirectoryStream;
-import java.nio.file.Files;
-import java.nio.file.Path;
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.List;
-import java.util.logging.Logger;
-import java.util.logging.Level;
 
 /**
  * <p>Der FileManager verknuepft einen HTTP-Endpunkt mit einem Ordner des lokalen
@@ -96,7 +77,7 @@
  * @author Ulrich Hilger
  * @version 1, 13. Mai 2021
  */
-public class FileManager extends FileHandler implements ThreadListener {
+public class FileManager extends FileHandler {
 
   /*
   private static final String[] specialChars = {new String("\u00c4"), new String("\u00d6"),
@@ -124,21 +105,6 @@
   
   public static final String ATTR_ROLE = "role";
   
-  private final List waitingThreads;
-  private final int maxThreads;
-  private int threadCount;
-  //private String role;
-
-  //public FileManager(String absoluteDirectoryPathAndName, String role, String ctx) {
-  public FileManager() {
-    //super(absoluteDirectoryPathAndName, ctx);
-    //super(absoluteDirectoryPathAndName);
-    waitingThreads = new ArrayList();
-    maxThreads = 4;
-    threadCount = 0;
-    //this.role = role;
-  }
-
   @Override
   public void handle(HttpExchange e) throws IOException {
     Authenticator a = e.getHttpContext().getAuthenticator();
@@ -152,227 +118,41 @@
         HttpHelper helper = new HttpHelper();
         switch (method) {
           case HttpHelper.HTTP_GET:
-            liste(e, helper);
+            String path = e.getRequestURI().toString();
+            if (path.endsWith(STR_SLASH)) {
+              String json = new Lister().liste(helper.getFileName(e), 
+                      e.getHttpContext().getPath(), 
+                      e.getHttpContext().getAttributes().get(FileHandler.ATTR_FILE_BASE).toString(),
+                      path);
+              if(null != json) {
+                HttpResponder r = new HttpResponder();
+                r.antwortSenden(e, SC_OK, json);              
+              } else {
+                emptyListResponse(e);    
+              }
+            } else {
+              new Lister().b64Action(helper.getFileName(e), 
+                      e.getHttpContext().getAttributes().get(FileHandler.ATTR_FILE_BASE).toString());
+              super.handle(e);
+            }
             break;
           case HttpHelper.HTTP_PUT:
-            put(e, helper);
+            new Writer().put(e, helper);
             break;
           case HttpHelper.HTTP_POST:
-            speichern(e, helper);
+            new Writer().speichern(e, helper);
             break;
           case HttpHelper.HTTP_DELETE:
-            loeschen(e, helper);
+            new Writer().loeschen(e, helper);
             break;
         }
       } else {
-        standardHeaderUndAntwort(e, SC_FORBIDDEN, "Fehlende Rolle.");
+        new Writer().standardHeaderUndAntwort(e, SC_FORBIDDEN, "Fehlende Rolle.");
       }
     } else {
-      standardHeaderUndAntwort(e, SC_FORBIDDEN, "Fehlende Rolle.");
+      new Writer().standardHeaderUndAntwort(e, SC_FORBIDDEN, "Fehlende Rolle.");
     }
   }
-
-  private void put(HttpExchange exchange, HttpHelper helper) throws IOException {
-    String query = exchange.getRequestURI().getQuery();
-    if (query != null) {
-      String[] params = query.split("=");
-      for (String param : params) {
-        //logger.fine("param: " + param);
-      }
-      switch (params[0]) {
-        case P_COPY:
-          copyOrMove(exchange, params[1], helper.getFileName(exchange), OP_COPY);
-          break;
-        case P_MOVE:
-          copyOrMove(exchange, params[1], helper.getFileName(exchange), OP_MOVE);
-          break;
-        case P_DUPLICATE:
-          if(Boolean.parseBoolean(params[1])) {
-            String neuerDateiName = duplizieren(exchange, helper);
-            //logger.fine("neuer Name: " + neuerDateiName);
-            standardHeaderUndAntwort(exchange, SC_OK, neuerDateiName);
-          }
-          break;
-        case P_RENAME:
-          String neuerDateiName = umbenennen(exchange, helper, params[1]);
-          //logger.fine("neuer Name: " + neuerDateiName);
-          standardHeaderUndAntwort(exchange, SC_OK, neuerDateiName);
-          break;
-        case P_ZIP:
-          String path = exchange.getRequestURI().toString();
-          //logger.fine(path);
-          String antwort = new Zipper().packFolder(helper.getFileName(exchange), path, exchange.getHttpContext().getAttributes().get(FileHandler.ATTR_FILE_BASE).toString());
-          if(antwort.equalsIgnoreCase("ok")) {
-            standardHeaderUndAntwort(exchange, SC_OK, antwort);
-          } else {
-            standardHeaderUndAntwort(exchange, SC_UNPROCESSABLE_ENTITY, antwort);
-          }
-          break;
-        case P_UNZIP:
-          path = exchange.getRequestURI().toString();
-          //logger.fine(path);
-          antwort = new Unzipper().extractZipfile(helper.getFileName(exchange), path, exchange.getHttpContext().getAttributes().get(FileHandler.ATTR_FILE_BASE).toString());
-          if(antwort.equalsIgnoreCase("ok")) {
-            standardHeaderUndAntwort(exchange, SC_OK, antwort);
-          } else {
-            standardHeaderUndAntwort(exchange, SC_UNPROCESSABLE_ENTITY, antwort);
-          }
-          break;
-      }
-    } else {
-      speichern(exchange, helper);
-    }
-  }
-  
-  public class DirList {
-    private String pfad;
-    private List<Datei> dateien;
-
-    public String getPfad() {
-      return pfad;
-    }
-
-    public void setPfad(String pfad) {
-      this.pfad = pfad;
-    }
-
-    public List<Datei> getDateien() {
-      return dateien;
-    }
-
-    public void setDateien(List<Datei> dateien) {
-      this.dateien = dateien;
-    }
-    
-    
-  }
-
-  private void liste(HttpExchange e, HttpHelper helper) throws IOException {
-    String path = e.getRequestURI().toString();
-    //logger.fine(path);
-    String fName = helper.getFileName(e);
-    String dirListPath = e.getHttpContext().getPath() + fName;
-    if (path.endsWith(STR_SLASH)) {      
-      //logger.fine("fName: " + fName);
-      File dir = new File(e.getHttpContext().getAttributes().get(FileHandler.ATTR_FILE_BASE).toString(), fName);
-      //logger.fine("absPath: " + dir.getAbsolutePath());
-      File[] files = dir.listFiles(new ImageFileFilter());
-      if(files != null && files.length > 0) {
-        Arrays.sort(files);
-        ArrayList liste = new ArrayList();
-        for (File file : files) {
-          Datei datei = new Datei();
-          String dateiName = file.getName();
-          datei.setName(dateiName);
-          if (file.isDirectory()) {
-            datei.setTyp(Datei.TYP_ORDNER);
-          } else {
-            datei.setTyp(Datei.TYP_DATEI);
-          }
-          //datei.setPfad(e.getHttpContext().getPath() + fName);
-          String lowerName = dateiName.toLowerCase();
-          if (lowerName.endsWith(ImageActor.JPEG)
-                  || lowerName.endsWith(ImageActor.JPG)
-                  || lowerName.endsWith(ImageActor.PNG)) {
-            datei.setBild(true);
-            String ext = dateiName.substring(dateiName.lastIndexOf(STR_DOT));
-            String ohneExt = dateiName.substring(0, dateiName.lastIndexOf(STR_DOT));
-            datei.setMiniurl(ohneExt + ImageActor.TN + ext);
-            buildImgSrc(file, datei, ohneExt, ext);
-          }
-          liste.add(datei);
-        }
-        while(threadCount > 0) {
-          try {
-            Thread.sleep(50);
-          } catch (InterruptedException ex) {
-            Logger.getLogger(FileManager.class.getName()).log(Level.SEVERE, null, ex);
-          }
-        }
-        if(liste.size() > 0) {
-          DirList list = new DirList();
-          list.setPfad(dirListPath);
-          list.setDateien(liste);
-          Gson gson = new Gson();
-          //String json = gson.toJson(liste);
-          String json = gson.toJson(list);
-          //byte[] bytes = json.getBytes();
-          //logger.fine("json: '" + json + "'");
-          HttpResponder r = new HttpResponder();
-          r.antwortSenden(e, SC_OK, json);
-        } else {
-          emptyListResponse(e);      
-        }
-      } else {
-        emptyListResponse(e);      
-      }
-    } else {
-      String lowerName = fName.toLowerCase();
-      if(lowerName.contains(ImageActor.B64)) {
-        ImageActor actor = new ImageActor();
-        String fromName = fName.replace(ImageActor.B64, "");
-        File fromFile = new File(e.getHttpContext().getAttributes().get(FileHandler.ATTR_FILE_BASE).toString(), fromName);
-        File toFile = new File(e.getHttpContext().getAttributes().get(FileHandler.ATTR_FILE_BASE).toString(), fName);
-        //logger.fine("from " + fromFile.getAbsolutePath() + ", to " + toFile.getAbsolutePath());
-        if(!toFile.exists()) {
-          actor.b64Image(fromFile, toFile);
-        }
-        super.handle(e);
-      } else {
-        super.handle(e);
-      }
-    }
-  }
-  
-  //  data:[<mime type>][;charset=<Zeichensatz>][;base64],<Daten>
-  /*
-  [So. Juni 13 13:23:32 MESZ 2021] FEIN: 
-  file: /home/ulrich/helix-files/bild-test/10419903-14-2-1920-r.jpg, 
-  relname: bild-test/10419903-14-2-1920-r.jpg, ohneExt: 10419903-14-2-1920-r, ext: .jpg (de.uhilger.helix.FileManager buildImgSrc)
-
-  */
-  private void buildImgSrc(File file, Datei datei, String ohneExt, String ext) throws IOException {
-    //logger.fine("file: " + file.getAbsolutePath() + ", ohneExt: " + ohneExt + ", ext: " + ext);
-    File dir = file.getParentFile();
-    String newRelName = ohneExt + ImageActor.TN + ImageActor.B64 + ext;
-    File b64File = new File(dir, newRelName);
-    //logger.fine("b64File: " + b64File.getAbsolutePath());
-    if(!b64File.exists()) {
-      //BildErzeuger be = new BildErzeuger();
-      //be.bildErzeugen(dir, newRelName, BildErzeuger.TN, 120, b64File);
-      ImageThread it = new ImageThread(dir, newRelName, ImageActor.TN, 120, b64File, datei, ext);
-      it.addListener(this);
-      if(threadCount < maxThreads) {
-        ++threadCount;
-        //logger.fine("Thread started, threadCount: " + threadCount);
-        it.start();
-      } else {
-        waitingThreads.add(it);
-        //logger.fine("Thread added to wait queue.");
-      }
-    } else {
-      ImageActor be = new ImageActor();
-      be.setImgSrc(datei, ext, b64File);
-    }
-  }
-  
-  @Override
-  public void finished() {
-    --threadCount;
-    //logger.fine("Thread finished, threadCound now: " + threadCount);
-    if (threadCount < maxThreads) {
-      if (waitingThreads.size() > 0) {
-        Object o = waitingThreads.get(0);
-        if (o instanceof ImageThread) {
-          waitingThreads.remove(o);
-          ImageThread it = (ImageThread) o;
-          ++threadCount;
-          //logger.fine("Thread started from wait queue, threadCount now: " + threadCount);
-          it.start();
-        }
-      }
-    }
-  }  
   
   private void emptyListResponse(HttpExchange e) throws IOException {
     HttpResponder r = new HttpResponder();
@@ -380,287 +160,4 @@
     //logger.log(Level.FINE, "json: ''{0}''", json);
     r.antwortSenden(e, SC_OK, json);        
   }
-
-  private void speichern(HttpExchange exchange, HttpHelper helper) throws IOException {
-    String fileName = helper.getFileName(exchange);
-    //logger.info("fileName: " + fileName);
-
-    // file ist die Datei, um die es geht
-    File file = new File(exchange.getHttpContext().getAttributes().get(FileHandler.ATTR_FILE_BASE).toString(), fileName);
-
-    String method = exchange.getRequestMethod();
-    if (fileName.endsWith(STR_SLASH)) {
-      //logger.info("neuer Ordner: " + file.getAbsolutePath());
-      // neuen Ordner erstellen oder ablehnen, wenn der Ordner schon existiert
-      if (method.equalsIgnoreCase(HttpHelper.HTTP_POST)) {
-        if (!file.exists()) {
-          file.mkdir();
-          standardHeaderUndAntwort(exchange, SC_OK, file.getAbsolutePath());
-        } else {
-          String antwort = "Ordner existiert bereits.";
-          standardHeaderUndAntwort(exchange, SC_UNPROCESSABLE_ENTITY, antwort);
-        }
-      } else {
-        String antwort = "PUT fuer neuen Ordner nicht erlaubt, bitte POST verwenden.";
-        standardHeaderUndAntwort(exchange, SC_METHOD_NOT_ALLOWED, antwort);        
-      }
-    } else {
-      //logger.info("Datei speichern: " + file.getAbsolutePath());
-      // Datei speichern
-      if (method.equalsIgnoreCase(HttpHelper.HTTP_POST)) {
-        if (file.exists()) {
-          FileTransporter trans = new FileTransporter();
-          file = trans.getNewFileName(file);
-        }
-      } else if (method.equalsIgnoreCase(HttpHelper.HTTP_PUT)) {
-        if (file.exists()) {
-          /*
-            muss delete() sein?
-            pruefen: ueberschreibt der FileWriter den alteen Inhalt oder 
-            entsteht eine unerwuenschte Mischung aus altem und neuem 
-            Inhalt?
-           */
-          file.delete();
-        } else {
-          file.getParentFile().mkdirs();
-        }
-      }
-      // Request Body mit dem Dateiinhalt in einen String lesen
-      StringBuilder sb = new StringBuilder();
-      InputStream is = exchange.getRequestBody();
-      BufferedReader in = new BufferedReader(new InputStreamReader(is));
-      String line = in.readLine();
-      while (line != null) {
-        sb.append(line);
-        line = in.readLine();
-      }
-
-      // dekodieren
-      String content = sb.toString();
-      //logger.fine(content);
-      String decoded = URLDecoder.decode(content, UTF8);
-      //logger.fine(decoded);
-
-      // in Datei schreiben
-      byte[] bytes = decoded.getBytes();
-      file.createNewFile();
-      OutputStream os = new FileOutputStream(file);
-      os.write(bytes);
-      os.flush();
-      os.close();
-      is.close();
-
-      // Antwort senden
-      standardHeaderUndAntwort(exchange, SC_OK, file.getAbsolutePath());
-    }
-  }
-
-  private void copyOrMove(HttpExchange exchange, String quelle, String ziel, int op) throws IOException {
-    //logger.fine("quelle: " + quelle + ", ziel: " + ziel);
-    String[] dateiNamen = dateiliste(exchange);
-    copyOrMoveFiles(quelle, ziel, dateiNamen, op, exchange);
-    standardHeaderUndAntwort(exchange, SC_OK, "Dateien verarbeitet.");
-  }
-
-  private String copyOrMoveFiles(String fromPath, String toPath, String[] fileNames, int operation, HttpExchange e) throws IOException {
-    String result = null;
-    File srcDir = new File(e.getHttpContext().getAttributes().get(FileHandler.ATTR_FILE_BASE).toString(), fromPath);
-    File targetDir = new File(e.getHttpContext().getAttributes().get(FileHandler.ATTR_FILE_BASE).toString(), toPath);
-    for (String fileName : fileNames) {
-      File srcFile = new File(srcDir, fileName);
-      //logger.fine("srcFile: " + srcFile);
-      if (srcFile.isDirectory()) {
-        //logger.fine("srcFile is directory.");
-        OrdnerBearbeiter bearbeiter = new OrdnerBearbeiter();
-        bearbeiter.setTargetDir(targetDir.toPath());
-        bearbeiter.setOperation(operation);
-        Files.walkFileTree(srcFile.toPath(), bearbeiter);
-      } else {
-        Path source = srcFile.toPath();
-        File destFile = targetDir.toPath().resolve(source.getFileName()).toFile();
-        if (destFile.exists()) {
-          FileTransporter trans = new FileTransporter();
-          destFile = trans.getNewFileName(destFile);
-        }
-        if (operation == OP_MOVE) {
-          String fname = srcFile.getName().toLowerCase();
-          if (fname.endsWith(ImageActor.JPEG)
-                  || fname.endsWith(ImageActor.JPG)
-                  || fname.endsWith(ImageActor.PNG)) {
-            moveImgFilesToDirectory(srcFile, srcDir, targetDir, false);
-          } else {
-            Files.move(source, destFile.toPath());
-          }
-        } else {
-          Files.copy(source, destFile.toPath());
-        }
-      }
-    }
-    return result;
-  }
-
-  private void loeschen(HttpExchange exchange, HttpHelper helper) throws IOException {
-    String[] dateiNamen = dateiliste(exchange);
-    String relPfad = helper.getFileName(exchange);
-    deleteFiles(relPfad, Arrays.asList(dateiNamen), exchange);
-    standardHeaderUndAntwort(exchange, SC_OK, "Dateien geloescht.");
-  }
-
-  private String[] dateiliste(HttpExchange exchange) throws IOException {
-    String body = new HttpHelper().bodyLesen(exchange);
-    //logger.fine("dateien: " + body);
-    Gson gson = new Gson();
-    return gson.fromJson(body, String[].class);
-  }
-
-  public String duplizieren(HttpExchange exchange, HttpHelper helper) throws IOException {
-    String relPfad = helper.getFileName(exchange);
-    File srcFile = new File(exchange.getHttpContext().getAttributes().get(FileHandler.ATTR_FILE_BASE).toString(), relPfad);
-    String fnameext = srcFile.getName();
-    int dotpos = fnameext.lastIndexOf(STR_DOT);
-    String fname = fnameext.substring(0, dotpos);
-    String ext = fnameext.substring(dotpos);
-    File srcDir = srcFile.getParentFile();
-    File destFile = new File(srcDir, fname + "-Kopie" + ext);
-    int i = 1;
-    while (destFile.exists()) {
-      destFile = new File(srcDir, fname + "-Kopie-" + Integer.toString(++i) + ext);
-    }
-    Files.copy(srcFile.toPath(), destFile.toPath());
-    return destFile.getName();
-  }
-
-  public String umbenennen(HttpExchange exchange, HttpHelper helper, String neuerName) throws IOException {
-    File neueDatei;
-    String relPfad = helper.getFileName(exchange);
-    File file = new File(exchange.getHttpContext().getAttributes().get(FileHandler.ATTR_FILE_BASE).toString(), relPfad);
-    String fname = file.getName().toLowerCase();
-    if(fname.endsWith(ImageActor.JPEG) || fname.endsWith(ImageActor.JPG) || fname.endsWith(ImageActor.PNG)) {
-      neueDatei = renameImgFiles(file.getParentFile(), file, neuerName);  
-    } else {
-      neueDatei = new File(file.getParentFile(), neuerName);
-      file.renameTo(neueDatei);
-    }
-    return neueDatei.getName();
-  }
-  
-  public File renameImgFiles(File targetDir, File targetFile, String newName) throws IOException {
-    String alt;
-    String neu;
-    File neueDatei = targetFile;
-    
-    int newdotpos = newName.lastIndexOf(STR_DOT);
-    String newfname = newName.substring(0, newdotpos);
-    String newext = newName.substring(newdotpos);
-    //logger.fine("newfname: " + newfname + ", newext: " + newext);
-    
-    String fnameext = targetFile.getName();
-    int dotpos = fnameext.lastIndexOf(STR_DOT);
-    String fname = fnameext.substring(0, dotpos);
-    String ext = fnameext.substring(dotpos);
-    //logger.fine("fname: " + fname + ", ext: " + ext);
-    
-    DirectoryStream<Path> stream = Files.newDirectoryStream(targetDir.toPath(), fname + "*" + ext); //"*.{txt,doc,pdf,ppt}"
-    for (Path path : stream) {
-      //logger.fine(path.getFileName().toString());
-      alt = path.getFileName().toString();
-      //logger.fine("alt: " + alt);
-      if(alt.contains(ImageActor.TN)) {
-        neu = newfname + ImageActor.TN + newext;
-      } else if (alt.contains(ImageActor.KL)) {
-        neu = newfname + ImageActor.KL + newext;
-      } else if(alt.contains(ImageActor.GR)) {
-        neu = newfname + ImageActor.GR + newext;
-      } else if(alt.contains(ImageActor.MT)) {
-        neu = newfname + ImageActor.MT + newext;
-      } else if(alt.contains(ImageActor.SM)) {
-        neu = newfname + ImageActor.SM + newext;
-      } else {
-        neu = newName;
-      }
-      neueDatei = new File(targetDir, neu);
-      path.toFile().renameTo(neueDatei);              
-    }
-    stream.close();
-    return neueDatei;
-  }
-  
-  
-  private String deleteFiles(String relPath, List<String> fileNames, HttpExchange e) {
-    String result = null;
-    try {
-      //logger.fine(fileNames.toString());
-      if (!relPath.startsWith(STR_DOT)) {
-        File targetDir = new File(e.getHttpContext().getAttributes().get(FileHandler.ATTR_FILE_BASE).toString(), relPath); // getTargetDir(relPath);
-        //logger.fine("targetDir: " + targetDir);
-        for (String fileName : fileNames) {
-          File targetFile = new File(targetDir, fileName);
-          //logger.fine(targetFile.getAbsolutePath());
-          if (targetFile.isDirectory()) {
-            OrdnerBearbeiter bearbeiter = new OrdnerBearbeiter();
-            bearbeiter.setOperation(OP_DELETE);
-            Files.walkFileTree(targetFile.toPath(), bearbeiter);
-          } else {
-            /*
-                Wenn targetFile mit jpg, jpeg oder png endet, 
-                muss eine Unterfunktion eine Liste aller Dateien bilden, 
-                die so heissen, also z.B. alle [Dateiname]*.jpg
-             */
-            String fname = targetFile.getName().toLowerCase();
-            if (fname.endsWith(ImageActor.JPEG)
-                    || fname.endsWith(ImageActor.JPG)
-                    || fname.endsWith(ImageActor.PNG)) {
-              deleteImgFiles(targetDir, targetFile);
-            } else {
-              targetFile.delete();
-            }
-          }
-        }
-        result = "deleted";
-      }
-    } catch (Throwable ex) {
-      //logger.log(Level.SEVERE, ex.getLocalizedMessage(), ex);
-    }
-    return result;
-  }
-
-  private void deleteImgFiles(File targetDir, File targetFile) throws IOException {
-    String fnameext = targetFile.getName();
-    int dotpos = fnameext.lastIndexOf(STR_DOT);
-    String fname = fnameext.substring(0, dotpos);
-    String ext = fnameext.substring(dotpos);
-    //logger.fine("fname: " + fname + ", ext: " + ext);
-    DirectoryStream<Path> stream = Files.newDirectoryStream(targetDir.toPath(), fname + "*" + ext); //"*.{txt,doc,pdf,ppt}"
-    for (Path path : stream) {
-      //logger.fine(path.getFileName().toString());
-      Files.delete(path);
-    }
-    stream.close();
-  }
-
-  private void moveImgFilesToDirectory(File srcFile, File srcDir, File targetDir, boolean createDestDir) throws IOException {
-    String fnameext = srcFile.getName();
-    int dotpos = fnameext.lastIndexOf(STR_DOT);
-    String fname = fnameext.substring(0, dotpos);
-    String ext = fnameext.substring(dotpos);
-    //logger.fine("fname: " + fname + ", ext: " + ext);
-    Path targetPath = targetDir.toPath();
-    DirectoryStream<Path> stream = Files.newDirectoryStream(srcDir.toPath(), fname + "*" + ext); //"*.{txt,doc,pdf,ppt}"
-    for (Path path : stream) {
-      //logger.fine(path.getFileName().toString());
-      //Files.delete(path);
-      Files.move(path, targetPath.resolve(path.getFileName()));
-    }
-    stream.close();
-  }
-  
-  private void standardHeaderUndAntwort(HttpExchange exchange, int status, String antwort) throws IOException {
-    Headers resHeaders = exchange.getResponseHeaders();
-    resHeaders.add(CONTENT_TYPE, HttpHelper.CT_TEXT_HTML);
-    new HttpResponder().antwortSenden(exchange, status, antwort);
-  }  
-  
-
-  
-  
 }

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