Exemplo n.º 1
0
 private String getPublicKey(String pubKeyUrl) {
   URL url;
   InputStream in = null;
   try {
     url = new URL(pubKeyUrl);
     HttpURLConnection conn = (HttpURLConnection) url.openConnection();
     log.debug("url request in success");
     in = conn.getInputStream();
     BufferedReader br = new BufferedReader(new InputStreamReader(in));
     String readLine;
     String separator = System.getProperty("line.separator");
     StringBuilder sb = new StringBuilder();
     while ((readLine = br.readLine()) != null) {
       sb.append(readLine).append(separator);
     }
     String result = sb.toString();
     result = result.replace("-----BEGIN PUBLIC KEY-----", "");
     result = result.replace("-----END PUBLIC KEY-----", "");
     return result;
   } catch (IOException e) {
     log.error(e.getMessage());
   } finally {
     try {
       if (in != null) {
         in.close();
       }
     } catch (IOException e) {
       log.error(e.getMessage());
     }
   }
   return null;
 }
 private Class<?> findClassInComponents(final String name) throws ClassNotFoundException {
   final String classFilename = this.getClassFilename(name);
   final Enumeration<File> e = this.pathComponents.elements();
   while (e.hasMoreElements()) {
     final File pathComponent = e.nextElement();
     InputStream stream = null;
     try {
       stream = this.getResourceStream(pathComponent, classFilename);
       if (stream != null) {
         this.log("Loaded from " + pathComponent + " " + classFilename, 4);
         return this.getClassFromStream(stream, name, pathComponent);
       }
       continue;
     } catch (SecurityException se) {
       throw se;
     } catch (IOException ioe) {
       this.log(
           "Exception reading component " + pathComponent + " (reason: " + ioe.getMessage() + ")",
           3);
     } finally {
       FileUtils.close(stream);
     }
   }
   throw new ClassNotFoundException(name);
 }
Exemplo n.º 3
0
 private String getStrToSign(HttpServletRequest request) {
   try {
     this.body =
         GetPostBody(
             request.getInputStream(), Integer.parseInt(request.getHeader("content-length")));
   } catch (IOException e) {
     log.error(e.getMessage());
     return null;
   }
   String queryString = request.getQueryString();
   String uri = request.getRequestURI();
   String decodeUri;
   try {
     decodeUri = java.net.URLDecoder.decode(uri, "UTF-8");
   } catch (UnsupportedEncodingException e) {
     log.error(e.getMessage());
     return null;
   }
   String authStr = decodeUri;
   if (queryString != null && !queryString.equals("")) {
     authStr += "?" + queryString;
   }
   authStr += "\n" + this.body;
   return authStr;
 }
Exemplo n.º 4
0
 public void run() // loop utama, utk nerima user input n kirim ke server&client laen
     {
   while (thread != null) {
     try {
       String a = console.readLine();
       String b = cryptor.encrypt(a);
       streamOut.writeUTF(cryptor.encrypt(a));
       streamOut.flush();
     } catch (IOException ioe) {
       System.out.println("Sending error: " + ioe.getMessage());
       stop();
     }
   }
 }
Exemplo n.º 5
0
  public ChatClient(InetAddress iAddress, int serverPort) {
    System.out.println("Establishing connection. Please wait ...");
    try {
      socket = new Socket(iAddress, serverPort);
      cryptor = new EDCrypt();
      System.out.println("Connected: " + socket);

      start();
    } catch (UnknownHostException uhe) {
      System.out.println("Host unknown: " + uhe.getMessage());
    } catch (IOException ioe) {
      System.out.println("Unexpected exception: " + ioe.getMessage());
    }
  }
  public String getInfoFromEpub(InputStream is) throws EpubInfoHiderException {

    ZipInputStream zipInputStream = new ZipInputStream(is);
    ZipEntry entry;
    HashMap<String, String> nameToStringData = new HashMap<String, String>();

    try {

      while ((entry = zipInputStream.getNextEntry()) != null) {
        String name = entry.getName();
        for (String extension : extensions) {
          if (name.toLowerCase().endsWith(extension)) {
            String tempData = readFile(zipInputStream);
            if (!nameToStringData.containsKey(extension)
                || tempData.length() > nameToStringData.get(extension).length()) {
              nameToStringData.put(extension, tempData);
            }
            break;
          }
        }
      }

      HashSet<String> results = new HashSet<String>();
      for (String extension : extensions) {
        if (nameToStringData.containsKey(extension)) {
          String res = parseStegoFile(nameToStringData.get(extension), extension, privateKey);
          if (res.length() > 0) results.add(res);
        }
      }
      if (results.size() > 1) return "A few result were found: " + results.toString();
      else if (results.size() == 1) return (String) results.toArray()[0];
      else return "no data found in the file";

    } catch (Exception e) {
      throw new EpubInfoHiderException(e.getMessage());
    } finally {
      try {
        zipInputStream.close();
      } catch (IOException e) {
        throw new EpubInfoHiderException(e.getMessage());
      }
    }
  }