示例#1
0
  /** Convenience methods for splitting strings into fields. */
  public static String[] split(String string, String separators) {
    StringTokenizer tokenizer = null;

    if (separators == null) {
      tokenizer = new StringTokenizer(string);
    } else {
      tokenizer = new StringTokenizer(string, separators);
    }

    int fieldCount = tokenizer.countTokens();

    String fields[] = new String[fieldCount];

    int field = 0;

    while (tokenizer.hasMoreElements()) {
      fields[field++] = tokenizer.nextToken();
    }

    return fields;
  }
示例#2
0
 public Hashtable processData(
     ServletInputStream is, String boundary, String saveInDir, int clength)
     throws IllegalArgumentException, IOException {
   if (is == null) throw new IllegalArgumentException("InputStream");
   if (boundary == null || boundary.trim().length() < 1)
     throw new IllegalArgumentException("\"" + boundary + "\" is an illegal boundary indicator");
   boundary = "--" + boundary;
   StringTokenizer stLine = null, stFields = null;
   FileInfo fileInfo = null;
   Hashtable dataTable = new Hashtable(5);
   String line = null, field = null, paramName = null;
   boolean saveFiles = (saveInDir != null && saveInDir.trim().length() > 0);
   boolean isFile = false;
   if (saveFiles) { // Create the required directory (including parent dirs)
     File f = new File(saveInDir);
     f.mkdirs();
   }
   line = getLine(is);
   if (line == null || !line.startsWith(boundary))
     throw new IOException("Boundary not found; boundary = " + boundary + ", line = " + line);
   while (line != null) {
     if (line == null || !line.startsWith(boundary)) return dataTable;
     line = getLine(is);
     if (line == null) return dataTable;
     stLine = new StringTokenizer(line, ";\r\n");
     if (stLine.countTokens() < 2) throw new IllegalArgumentException("Bad data in second line");
     line = stLine.nextToken().toLowerCase();
     if (line.indexOf("form-data") < 0)
       throw new IllegalArgumentException("Bad data in second line");
     stFields = new StringTokenizer(stLine.nextToken(), "=\"");
     if (stFields.countTokens() < 2)
       throw new IllegalArgumentException("Bad data in second line");
     fileInfo = new FileInfo();
     stFields.nextToken();
     paramName = stFields.nextToken();
     isFile = false;
     if (stLine.hasMoreTokens()) {
       field = stLine.nextToken();
       stFields = new StringTokenizer(field, "=\"");
       if (stFields.countTokens() > 1) {
         if (stFields.nextToken().trim().equalsIgnoreCase("filename")) {
           fileInfo.name = paramName;
           String value = stFields.nextToken();
           if (value != null && value.trim().length() > 0) {
             fileInfo.clientFileName = value;
             isFile = true;
           } else {
             line = getLine(is); // Skip "Content-Type:" line
             line = getLine(is); // Skip blank line
             line = getLine(is); // Skip blank line
             line = getLine(is); // Position to boundary line
             continue;
           }
         }
       } else if (field.toLowerCase().indexOf("filename") >= 0) {
         line = getLine(is); // Skip "Content-Type:" line
         line = getLine(is); // Skip blank line
         line = getLine(is); // Skip blank line
         line = getLine(is); // Position to boundary line
         continue;
       }
     }
     boolean skipBlankLine = true;
     if (isFile) {
       line = getLine(is);
       if (line == null) return dataTable;
       if (line.trim().length() < 1) skipBlankLine = false;
       else {
         stLine = new StringTokenizer(line, ": ");
         if (stLine.countTokens() < 2)
           throw new IllegalArgumentException("Bad data in third line");
         stLine.nextToken(); // Content-Type
         fileInfo.fileContentType = stLine.nextToken();
       }
     }
     if (skipBlankLine) {
       line = getLine(is);
       if (line == null) return dataTable;
     }
     if (!isFile) {
       line = getLine(is);
       if (line == null) return dataTable;
       dataTable.put(paramName, line);
       // If parameter is dir, change saveInDir to dir
       if (paramName.equals("dir")) saveInDir = line;
       line = getLine(is);
       continue;
     }
     try {
       UplInfo uplInfo = new UplInfo(clength);
       UploadMonitor.set(fileInfo.clientFileName, uplInfo);
       OutputStream os = null;
       String path = null;
       if (saveFiles)
         os = new FileOutputStream(path = getFileName(saveInDir, fileInfo.clientFileName));
       else os = new ByteArrayOutputStream(ONE_MB);
       boolean readingContent = true;
       byte previousLine[] = new byte[2 * ONE_MB];
       byte temp[] = null;
       byte currentLine[] = new byte[2 * ONE_MB];
       int read, read3;
       if ((read = is.readLine(previousLine, 0, previousLine.length)) == -1) {
         line = null;
         break;
       }
       while (readingContent) {
         if ((read3 = is.readLine(currentLine, 0, currentLine.length)) == -1) {
           line = null;
           uplInfo.aborted = true;
           break;
         }
         if (compareBoundary(boundary, currentLine)) {
           os.write(previousLine, 0, read - 2);
           line = new String(currentLine, 0, read3);
           break;
         } else {
           os.write(previousLine, 0, read);
           uplInfo.currSize += read;
           temp = currentLine;
           currentLine = previousLine;
           previousLine = temp;
           read = read3;
         } // end else
       } // end while
       os.flush();
       os.close();
       if (!saveFiles) {
         ByteArrayOutputStream baos = (ByteArrayOutputStream) os;
         fileInfo.setFileContents(baos.toByteArray());
       } else fileInfo.file = new File(path);
       dataTable.put(paramName, fileInfo);
       uplInfo.currSize = uplInfo.totalSize;
     } // end try
     catch (IOException e) {
       throw e;
     }
   }
   return dataTable;
 }