Exemplo n.º 1
0
  private static Map<String, List<String>> generate_result(Directory directory) {
    Map<String, List<String>> result_map = new HashMap<String, List<String>>();

    try {
      IndexReader reader = IndexReader.open(directory);
      TermEnum termEnum = reader.terms();
      while (termEnum.next()) {
        String termEnumString = termEnum.term().toString();
        if (termEnumString.startsWith("content:")) {
          String term = termEnumString.substring(termEnumString.lastIndexOf(":") + 1);
          TermDocs termDocs = reader.termDocs(termEnum.term());
          while (termDocs.next()) {
            Document doc = reader.document(termDocs.doc());
            String relative_path = doc.get("relative_path");

            if (result_map.containsKey(relative_path)) {
              result_map.get(relative_path).add(term + termDocs.freq());
            } else {
              result_map.put(relative_path, new ArrayList<String>());
            }
          }
        }
      }
    } catch (IOException e) {
      e.printStackTrace();
    } finally {
    }

    return result_map;
  }
Exemplo n.º 2
0
  private Map<String, Integer> loadFixedClasses(String file) {
    FileReader input;
    try {
      Map<Integer, List<String>> fixedClaszzes = new HashMap<Integer, List<String>>();
      Map<String, Integer> invertedFixedClasses = new HashMap<String, Integer>();
      File f = new File(file);
      if (!f.exists()) {
        System.out.println("Extra classes file doesn't exist: " + fixedClassesFile);
        return invertedFixedClasses;
      }
      input = new FileReader(f);
      BufferedReader bufRead = new BufferedReader(input);
      String line;
      while ((line = bufRead.readLine()) != null) {
        String parts[] = line.split(",");
        int clazz = Integer.parseInt(parts[0]);
        List<String> symbols = new ArrayList<String>();
        symbols.addAll(Arrays.asList(parts).subList(1, parts.length));
        fixedClaszzes.put(clazz, symbols);
      }

      for (Map.Entry<Integer, List<String>> e : fixedClaszzes.entrySet()) {
        for (String s : e.getValue()) {
          invertedFixedClasses.put(s, e.getKey());
        }
      }
      return invertedFixedClasses;
    } catch (IOException e) {
      e.printStackTrace();
    }
    return null;
  }
Exemplo n.º 3
0
  private static Directory index(Analyzer analyzer, String processingPath) {
    RAMDirectory directory = null;
    IndexWriter indexWriter = null;
    try {
      directory = new RAMDirectory();
      IndexWriterConfig iwc = new IndexWriterConfig(Version.LUCENE_35, analyzer);
      indexWriter = new IndexWriter(directory, iwc);
      File file = new File(processingPath);
      index_h("", file, indexWriter);
    } catch (IOException e) {
      e.printStackTrace();
    } finally {
      if (indexWriter != null) {
        try {
          indexWriter.close();
        } catch (CorruptIndexException e1) {
          // TODO Auto-generated catch block
          e1.printStackTrace();
        } catch (IOException e1) {
          // TODO Auto-generated catch block
          e1.printStackTrace();
        }
      }
    }

    return directory;
  }
Exemplo n.º 4
0
  private void run_poolAvail() throws ExecutionProblem {
    AssociationEntry[] entries = null;
    try {
      if (this.nodePool != null) {
        final String entriesJson =
            this.remoteNodeManagement.getNetworkPool(this.nodePool, this.inUse);
        if (entriesJson == null) {
          System.err.println("No entries with pool name " + nodePool + " found");
          return;
        }
        entries = gson.fromJson(entriesJson, AssociationEntry[].class);
      } else {
        final String entriesJson = this.remoteNodeManagement.getAllNetworkPools(this.inUse);
        if (entriesJson == null) {
          System.err.println("No pool entries found");
          return;
        }
        entries = gson.fromJson(entriesJson, AssociationEntry[].class);
      }
    } catch (RemoteException e) {
      System.err.println(e.getMessage());
    }

    try {
      reporter.report(nodeAllocationToMaps(entries), this.outStream);
    } catch (IOException e) {
      throw new ExecutionProblem("Problem writing output: " + e.getMessage(), e);
    }
  }
Exemplo n.º 5
0
 private static void output_result(String outPath, Map<String, List<String>> result_map) {
   for (String s : result_map.keySet()) {
     try {
       FileUtils.writeLines(new File(outPath + s), result_map.get(s));
     } catch (IOException e) {
       e.printStackTrace();
     }
   }
 }
Exemplo n.º 6
0
 private static String[] getStopWords(String path) {
   try {
     List<String> list = FileUtils.readLines(new File(path), "utf-8");
     System.out.println("==============================================================");
     System.out.println("getStopWords " + list.get(159));
     System.out.println("==============================================================");
     return list.toArray(new String[list.size()]);
   } catch (FileNotFoundException e) {
     e.printStackTrace();
   } catch (IOException e) {
     e.printStackTrace();
   } finally {
   }
   return null;
 }
Exemplo n.º 7
0
  private void run_listNodes() throws ExecutionProblem {
    VmmNode[] nodes = null;
    try {
      final String nodesJson = this.remoteNodeManagement.listNodes();
      nodes = this.gson.fromJson(nodesJson, VmmNode[].class);
    } catch (RemoteException e) {
      handleRemoteException(e);
    }

    try {
      reporter.report(nodesToMaps(nodes), this.outStream);
    } catch (IOException e) {
      throw new ExecutionProblem("Problem writing output: " + e.getMessage(), e);
    }
  }
Exemplo n.º 8
0
  private void run_removeNodes() throws ExecutionProblem {
    NodeReport[] reports = null;
    try {
      final String[] hostnames = this.hosts.toArray(new String[this.hosts.size()]);
      final String reportJson = this.remoteNodeManagement.removeNodes(hostnames);
      reports = gson.fromJson(reportJson, NodeReport[].class);
    } catch (RemoteException e) {
      handleRemoteException(e);
    }

    try {
      reporter.report(nodeReportsToMaps(reports), this.outStream);
    } catch (IOException e) {
      throw new ExecutionProblem("Problem writing output: " + e.getMessage(), e);
    }
  }
Exemplo n.º 9
0
  private void run_addNodes() throws ParameterProblem, ExecutionProblem {
    if (!this.nodeMemoryConfigured) {
      throw new ParameterProblem(
          "Node max memory must be specified as an argument ("
              + Opts.MEMORY_LONG
              + ") or config value");
    }

    if (this.nodeNetworks == null) {
      throw new ParameterProblem(
          "Node network associations must be specified as an argument ("
              + Opts.NETWORKS_LONG
              + ") or config value");
    }

    if (this.nodePool == null) {
      throw new ParameterProblem(
          "Node pool name must be specified as an argument ("
              + Opts.POOL_LONG
              + ") or config value");
    }

    final List<VmmNode> nodes = new ArrayList<VmmNode>(this.hosts.size());
    for (String hostname : this.hosts) {
      nodes.add(
          new VmmNode(
              hostname, this.nodeActive, this.nodePool, this.nodeMemory, this.nodeNetworks, true));
    }
    final String nodesJson = gson.toJson(nodes);
    NodeReport[] reports = null;
    try {
      final String reportJson = this.remoteNodeManagement.addNodes(nodesJson);
      reports = gson.fromJson(reportJson, NodeReport[].class);
    } catch (RemoteException e) {
      handleRemoteException(e);
    }

    try {
      reporter.report(nodeReportsToMaps(reports), this.outStream);
    } catch (IOException e) {
      throw new ExecutionProblem("Problem writing output: " + e.getMessage(), e);
    }
  }
Exemplo n.º 10
0
  private void run_updateNodes() throws ExecutionProblem {

    final String[] hostnames = this.hosts.toArray(new String[this.hosts.size()]);
    final Boolean active = this.nodeActiveConfigured ? this.nodeActive : null;
    final String resourcepool = this.nodePool;
    final Integer memory = this.nodeMemoryConfigured ? this.nodeMemory : null;
    final String networks = this.nodeNetworks;

    NodeReport[] reports = null;
    try {
      final String reportJson =
          this.remoteNodeManagement.updateNodes(hostnames, active, resourcepool, memory, networks);
      reports = gson.fromJson(reportJson, NodeReport[].class);
    } catch (RemoteException e) {
      super.handleRemoteException(e);
    }

    try {
      reporter.report(nodeReportsToMaps(reports), this.outStream);
    } catch (IOException e) {
      throw new ExecutionProblem("Problem writing output: " + e.getMessage(), e);
    }
  }
  public static void main(String[] args) {
    try {

      // IMPORTANT HINT REGARDING STRING ENCODING
      // in Java all Strings have UTF-8 as default encoding
      // therefore: there are only a few references to UTF-8 encoding in this demo code
      // however, if values are retrieved from a database or another program language is used, then
      // one needs to
      // make sure that the UTF-8 encoding is correctly implemented

      // create CMD line option object
      Options options = new Options();

      // add CMD line options
      options.addOption(
          "o",
          "output-dir",
          true,
          "specify base output directory, if none is specified a new directory will be created in the current path");
      options.addOption(
          "n",
          "number-of-generated-receipts",
          true,
          "specify number of receipts to be randomly generated, 50 is default");
      options.addOption(
          "g",
          "signature-creation-device-cannot-fail",
          false,
          "deactivate glitches in signature-creation-device");
      options.addOption(
          "s",
          "no-signature-certificate-switch",
          false,
          "deactivate switching of signature certificates after 5 receipts");
      options.addOption(
          "t", "no-training-receipts", false, "deactivate random generation of training-receipts");

      /// parse CMD line options
      CommandLineParser parser = new DefaultParser();
      CommandLine cmd = parser.parse(options, args);

      boolean signatureCreationDeviceAlwaysWorks = cmd.hasOption("g");
      boolean deactivateSignatureCertificateSwitching = cmd.hasOption("s");
      boolean deactivateTrainingReceipts = cmd.hasOption("t");

      String outputParentDirectoryString = cmd.getOptionValue("o");
      if (outputParentDirectoryString == null) {
        DateFormat df = new SimpleDateFormat("yyyy-MM-dd'T'HH-mm-ss");
        outputParentDirectoryString = "./CashBoxDemoOutput" + df.format(new Date());
      }
      File OUTPUT_PARENT_DIRECTORY = new File(outputParentDirectoryString);
      OUTPUT_PARENT_DIRECTORY.mkdirs();
      System.out.println("Setting workdir to " + OUTPUT_PARENT_DIRECTORY.getAbsolutePath());

      String numberOfReceiptsString = cmd.getOptionValue("n");
      int NUMBER_OF_RECEIPTS = DEFAULT_NUMBER_OF_GENERATED_RECEIPTS;
      if (numberOfReceiptsString != null) {
        NUMBER_OF_RECEIPTS = new Integer(numberOfReceiptsString);
      }

      // TODO add provider independent functionality
      // initialise cryptographic providers
      Security.addProvider(new BouncyCastleProvider());

      // prepare cashbox init parameters
      CashBoxParameters cashBoxParameters = new CashBoxParameters();

      // set parameter for signature certificate switching
      // if > 0 then switch signature certificate after so many signatures
      // this is important for demonstrating the handling of the DEP export format
      // when receipts where signed with multiple signature certificates
      if (deactivateSignatureCertificateSwitching) {
        cashBoxParameters.setChangeSignatureCertificateAfterSoManyReceipts(-1);
      } else {
        cashBoxParameters.setChangeSignatureCertificateAfterSoManyReceipts(10);
      }

      // generate and set random cash box ID ("Kassen-ID")
      // REF TO SPECIFICATION: Detailspezifikation/Abs 4
      String CASH_BOX_ID = "DEMO-CASH-BOX" + Math.round(Math.random() * 1000);
      cashBoxParameters.setCashBoxID(CASH_BOX_ID);

      // set cashbox suite
      // REF TO SPECIFICATION: Detailspezifikation/Abs 2
      // AT0 is used here for demonstration purposes, see Abs 2 for details on AT0
      cashBoxParameters.setRkSuite(RKSuite.R1_AT0);

      // set initial receipt identifier
      // in this demo cashbox integer values are used as receipt identifiers ("Belegnummer"),
      // however the specification does not
      // impose that limit. An arbitrary UTF-8 String could be used, the only requirement is that
      // the same combination of
      // the cashBox ID ("Kassen-ID") and the receipt identifier ("Belegnummer") is NEVER used for
      // more than one receipt
      // using the same multiple times compromises the security of the encrypted turnover value,
      // which might lead
      // to leaked turnover data.
      // REF TO SPECIFICATION: Detailspezifikation/Abs 4, Abs 8, Abs 9, Abs 10
      long initialReceiptIdentifier = Math.round(Math.random() * 1000000);
      cashBoxParameters.setInitialReceiptIdentifier(initialReceiptIdentifier);

      // set DEP module for storing and exporting receipts
      // REF TO SPECIFICATION: Detailspezifikation/Abs 3, 11
      cashBoxParameters.setDepModul(new SimpleMemoryDEPModule());

      // create random AES key for turnover encryption
      // REF TO SPECIFICATION: Detailspezifikation/Abs 4, Abs 8, Abs 9, Abs 10
      cashBoxParameters.setTurnoverKeyAESkey(CashBoxUtils.createAESKey());

      // set up signature module
      // the signature module is composed of an JWS module that create the JSON Web Signature (JWS)
      // and
      // a low level signature module for signing the hash values.
      // REF TO SPECIFICATION: Detailspezifikation/Abs 2, Abs 4, Abs 5, Abs 6

      // JWSModule jwsModule = new OrgBitbucketBcJwsModule();  //requires bouncycastle provider
      JWSModule jwsModule = new ManualJWSModule(); // allows for provider independent use cases
      // set damage flag, which simulates the failure of the signature creation device and the
      // correct handling
      // of this case, obviously this is only suitable for demonstration purposes
      jwsModule.setDamageIsPossible(!signatureCreationDeviceAlwaysWorks);
      jwsModule.setProbabilityOfDamagedSignatureDevice(PROPABILITY_DAMAGED_SIGNATURE_DEVICE);

      jwsModule.setSignatureModule(new DO_NOT_USE_IN_REAL_CASHBOX_DemoSoftwareSignatureModule());
      // jwsModule.setSignatureModule(new PKCS11SignatureModule());

      cashBoxParameters.setJwsModule(jwsModule);

      // set printer module
      // REF TO SPECIFICATION: Detailspezifikation/Abs 12, Abs 13, Abs 14, Abs 15
      PrinterModule printerModule = new SimplePDFPrinterModule();
      cashBoxParameters.setPrinterModule(printerModule);

      // init the cash box with the parameters
      DemoCashBox demoCashBox = new DemoCashBox(cashBoxParameters);

      // init done, start interaction with cashbox
      // create random receipt data that will be handled by the cashbox
      List<RawReceiptData> receipts =
          RandomReceiptGenerator.generateRandomReceipts(NUMBER_OF_RECEIPTS);

      // store first receipt (Startbeleg) in cashbox
      // all taxtype values are set to zero (per default in this demo)
      RawReceiptData firstReceipt = new RawReceiptData();
      demoCashBox.storeReceipt(firstReceipt, false, false);

      // now store the other receipts
      for (RawReceiptData rawReceiptData : receipts) {
        // store receipt within cashbox: (prepare data-to-be-signed, sign with JWS, store signed
        // receipt in DEP)

        // pre-defined chance for a training receipt (just for demo purposes)
        boolean isTrainingReceipt = false;
        if (Math.random() < PROPABILITY_TRAINING_RECEIPT && !deactivateTrainingReceipts) {
          isTrainingReceipt = true;
        }

        // pre-defined chance for a storno receipt
        boolean isStornoReceipt = false;
        if (Math.random() < PROPABILITY_OF_STORNO_RECEIPT) {
          isStornoReceipt = true;
        }
        demoCashBox.storeReceipt(rawReceiptData, isTrainingReceipt, isStornoReceipt);
      }

      // dump machine readable code of receipts (this "code" is used for the QR-codes)
      // REF TO SPECIFICATION: Detailspezifikation/Abs 12
      // dump to File
      File qrCoreRepExportFile = new File(OUTPUT_PARENT_DIRECTORY, "qr-code-rep.txt");
      List<ReceiptPackage> receiptPackages = demoCashBox.getStoredReceipts();
      PrintWriter writer = new PrintWriter(new FileWriter(qrCoreRepExportFile));
      System.out.println("------------QR-CODE-REP------------");
      for (ReceiptPackage receiptPackage : receiptPackages) {
        System.out.println(receiptPackage.getQRCodeRepresentation());
        writer.println(receiptPackage.getQRCodeRepresentation());
      }
      System.out.println("");
      writer.close();

      // dump OCR code of receipts
      // REF TO SPECIFICATION: Detailspezifikation/Abs 14
      // dump to File
      File ocrCoreRepExportFile = new File(OUTPUT_PARENT_DIRECTORY, "ocr-code-rep.txt");
      writer = new PrintWriter(new FileWriter(ocrCoreRepExportFile));
      System.out.println("------------OCR-CODE-REP------------");
      for (ReceiptPackage receiptPackage : receiptPackages) {
        System.out.println(receiptPackage.getOcrCodeRepresentation());
        writer.println(receiptPackage.getOcrCodeRepresentation());
      }
      System.out.println("");
      writer.close();

      // export DEP from cashbox
      // REF TO SPECIFICATION: Detailspezifikation/Abs 3
      DEPExportFormat depExportFormat = demoCashBox.exportDEP();

      // get JSON rep and dump export format to file/std output
      Gson gson = new GsonBuilder().setPrettyPrinting().create();
      String exportFormatJSONString = gson.toJson(depExportFormat);
      System.out.println("------------DEP-EXPORT-FORMAT------------");
      System.out.println(exportFormatJSONString);
      System.out.println("");

      // dump DEP export to file
      File depExportFile = new File(OUTPUT_PARENT_DIRECTORY, "dep-export.txt");
      FileOutputStream outputStream = new FileOutputStream(depExportFile);
      outputStream.write(exportFormatJSONString.getBytes());
      outputStream.close();

      // export receipts as PDF (QR-CODE)
      // REF TO SPECIFICATION: Detailspezifikation/Abs 12, Abs 13
      File qrCodeDumpDirectory = new File(OUTPUT_PARENT_DIRECTORY, "qr-code-dir-pdf");
      qrCodeDumpDirectory.mkdirs();
      List<byte[]> printedQRCodeReceipts =
          demoCashBox.printReceipt(receiptPackages, ReceiptPrintType.QR_CODE);
      CashBoxUtils.writeReceiptsToFiles(printedQRCodeReceipts, "QR-", qrCodeDumpDirectory);

      // export receipts as PDF (OCR)
      // REF TO SPECIFICATION: Detailspezifikation/Abs 14, Abs 15
      File ocrCodeDumpDirectory = new File(OUTPUT_PARENT_DIRECTORY, "ocr-code-dir-pdf");
      ocrCodeDumpDirectory.mkdirs();
      List<byte[]> printedOCRCodeReceipts =
          demoCashBox.printReceipt(receiptPackages, ReceiptPrintType.OCR);
      CashBoxUtils.writeReceiptsToFiles(printedOCRCodeReceipts, "OCR-", ocrCodeDumpDirectory);

      // store signature certificates (so that they can be used for verification purposes)
      // only for demonstration purposes
      List<String> signatureCertificates = new ArrayList<>();
      List<List<String>> certificateChains = new ArrayList<>();
      DEPBelegDump[] belegDumps = depExportFormat.getBelegPackage();
      for (DEPBelegDump depBelegDump : belegDumps) {
        signatureCertificates.add(depBelegDump.getSignatureCertificate());
        certificateChains.add(Arrays.asList(depBelegDump.getCertificateChain()));
      }
      File signatureCertificatesOutputFile =
          new File(OUTPUT_PARENT_DIRECTORY, "signatureCertificates.txt");
      String signatureCertificatesJSON = gson.toJson(signatureCertificates);
      BufferedOutputStream bufferedOutputStream =
          new BufferedOutputStream(new FileOutputStream(signatureCertificatesOutputFile));
      ByteArrayInputStream bIn = new ByteArrayInputStream(signatureCertificatesJSON.getBytes());
      IOUtils.copy(bIn, bufferedOutputStream);
      bufferedOutputStream.close();

      // store certificate chains (so that they can be used for verification purposes)
      // only for demonstration purposes
      File signatureCertificateChainsOutputFile =
          new File(OUTPUT_PARENT_DIRECTORY, "signatureCertificateChains.txt");
      String signatureCertificateChainsJSON = gson.toJson(certificateChains);
      bufferedOutputStream =
          new BufferedOutputStream(new FileOutputStream(signatureCertificateChainsOutputFile));
      bIn = new ByteArrayInputStream(signatureCertificateChainsJSON.getBytes());
      IOUtils.copy(bIn, bufferedOutputStream);
      bufferedOutputStream.close();

      // store AES key as BASE64 String (for demonstration purposes: to allow decryption of turnover
      // value)
      // ATTENTION, this is only for demonstration purposes, the AES key must be stored in a secure
      // area
      byte[] aesKey = cashBoxParameters.getTurnoverKeyAESkey().getEncoded();
      String aesKeyBase64 = CashBoxUtils.base64Encode(aesKey, false);
      writer = new PrintWriter(new File(OUTPUT_PARENT_DIRECTORY, "aesKeyBase64.txt"));
      writer.print(aesKeyBase64);
      writer.close();
    } catch (IOException e) {
      e.printStackTrace();
    } catch (ParseException e) {
      e.printStackTrace();
    }
  }
Exemplo n.º 12
0
  /**
   * constructs the folders required by the application. These are, typically: <br>
   *
   * <ul>
   *   <li>/input and subfolders
   *       <ul>
   *         <li>/input/<i>sourceLang</i>, /input/<i>targetLang</i> (for storing the results of
   *             processing the input files with various tools, such as pos tagger, transliterator,
   *             morphological analyser),<br>
   *         <li>/input/systems/<i>systemName</i> (for storing system specific resources - for
   *             example, the compiled and processed word lattices in the case of the IBM system
   *       </ul>
   *   <li>/output (for storing the resulting feature files),
   * </ul>
   */
  public void constructFolders() {

    File f = new File(input);
    if (!f.exists()) {
      f.mkdirs();
      System.out.println("folder created " + f.getPath());
    }

    f = new File(input + File.separator + sourceLang);
    if (!f.exists()) {
      f.mkdirs();
      System.out.println("folder created " + f.getPath());
    }
    f = new File(input + File.separator + targetLang);
    if (!f.exists()) {
      f.mkdirs();
      System.out.println("folder created " + f.getPath());
    }
    f = new File(input + File.separator + targetLang + File.separator + "temp");
    if (!f.exists()) {
      f.mkdirs();
      System.out.println("folder created " + f.getPath());
    }
    /*
         f = new File(input + File.separator + "systems");
         if (!f.exists()) {
             f.mkdir();
             System.out.println("folder created " + f.getPath());
         }

         f = new File(input + File.separator + "systems" + File.separator
                 + "IBM");
         if (!f.exists()) {
             f.mkdir();
             System.out.println("folder created " + f.getPath());
         }

         f = new File(input + File.separator + "systems" + File.separator
                 + "MOSES");
         if (!f.exists()) {
             f.mkdir();
             System.out.println("folder created " + f.getPath());
         }
    */
    String output = resourceManager.getString("output");
    f = new File(output);
    if (!f.exists()) {
      f.mkdirs();
      System.out.println("folder created " + f.getPath());
    }

    if (featureManager.hasFeature("1700")) {
      String lang_resources = workDir + File.separator + "lang_resources";
      f = new File(lang_resources);
      if (!f.exists()) {
        System.out.println("For Lucene features, lang_resources are needed.");
        System.exit(0);
      }
      String source_lang_resources = lang_resources + File.separator + sourceLang;
      f = new File(source_lang_resources);
      if (!f.exists()) {
        System.out.println("For Lucene features, source lang_resources are needed.");
        System.exit(0);
      }
      String source_lucene_path =
          lang_resources + File.separator + sourceLang + File.separator + "luceneIndex";
      f = new File(source_lucene_path);
      if (!f.exists()) {
        f.mkdir();
        System.out.println("folder created " + f.getPath());
      }
      String source_lucene_corpus = source_lucene_path + File.separator + sourceLang + ".corpus";
      try {
        Runtime.getRuntime()
            .exec(
                "ln -s "
                    + workDir
                    + File.separator
                    + resourceManager.getString(sourceLang + ".corpus")
                    + " "
                    + source_lucene_corpus);
      } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
      }

      // Indexing the target
      String target_lang_resources = lang_resources + File.separator + targetLang;
      f = new File(target_lang_resources);
      if (!f.exists()) {
        System.out.println("For Lucene features, target lang_resources are needed.");
        System.exit(0);
      }
      String target_lucene_path =
          lang_resources + File.separator + targetLang + File.separator + "luceneIndex";
      f = new File(target_lucene_path);
      if (!f.exists()) {
        f.mkdir();
        System.out.println("folder created " + f.getPath());
      }
      String target_lucene_corpus = target_lucene_path + File.separator + targetLang + ".corpus";
      try {
        Runtime.getRuntime()
            .exec(
                "ln -s "
                    + workDir
                    + File.separator
                    + resourceManager.getString(targetLang + ".corpus")
                    + " "
                    + target_lucene_corpus);
      } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
      }
    }
  }