Beispiel #1
0
 private Strings loadFile(String encoding, File sourceFile) throws PreprocessorException {
   Strings lines = new Strings();
   try {
     if (encoding != null && encoding.length() > 0) lines.loadFromFile(sourceFile, encoding);
     else lines.loadFromFile(sourceFile);
   } catch (java.io.UnsupportedEncodingException e) {
     throw new PreprocessorException("Unknown encoding \"" + encoding + "\"", sourceFile, e);
   } catch (java.io.IOException e) {
     throw new PreprocessorException("File read error", sourceFile, e);
   }
   return lines;
 }
Beispiel #2
0
  // this method allow using a different filter to handle the lines.
  public void preprocess(
      IPreprocessor pp, File sourceDir, int mode, String newext, String encoding, Utility utility)
      throws PreprocessorException, IOException {

    pp.setMode(mode);
    String[] files = getDirectoryScanner(sourceDir).getIncludedFiles();
    log("Preprocessing " + files.length + " file(s) at " + sourceDir);

    String filename = ""; // For exception handling

    try {
      for (int i = 0; i < files.length; i++) {
        filename = files[i];

        String sourceFile = "" + sourceDir + File.separatorChar + filename;

        Strings lines = loadFile(encoding, new File(sourceFile));

        pp.setFile(new File(sourceFile));

        boolean modified = pp.preprocess(lines, encoding);
        // if preprocessing modifies the file, or
        // we are putting the output in a different directory
        // or we are changing the file extension
        // then we have to write a new file
        if (modified || !sourceDir.equals(targetDir) || (newext != null)) {
          try {
            if ((mode & IPreprocessor.MODE_VERBOSE) != 0) {
              System.out.println(filename + " ... modified");
            }

            if ((mode & IPreprocessor.MODE_TEST) == 0) {
              String targetFile;

              if (newext != null) {
                int dot = filename.indexOf('.');

                if (dot != -1) {
                  filename = filename.substring(0, dot) + newext;
                } else {
                  filename = filename + newext;
                }
              }

              targetFile = "" + targetDir + File.separatorChar + filename;

              File file = new File(targetFile + "~");
              file.delete();
              if (!new File(targetFile).renameTo(file) && (targetDir == null)) {
                throw new java.io.IOException();
              }

              new File(targetFile).getParentFile().mkdirs();

              if (encoding != null && encoding.length() > 0) {
                lines.saveToFile(targetFile, encoding);
              } else {
                lines.saveToFile(targetFile);
              }

              if ((mode & IPreprocessor.MODE_BACKUP) == 0) {
                file.delete(); // ??????
              }
            }
          } catch (java.io.UnsupportedEncodingException uee) {
            throw new PreprocessorException("Unknown encoding \"" + encoding, new File(files[i]));
          } catch (java.io.IOException e) {
            throw new PreprocessorException("File write error", new File(files[i]));
          }
        } else {
          if ((mode & IPreprocessor.MODE_VERBOSE) != 0) {
            System.out.println(filename + " ... not modified");
          }
        }
      }
    } catch (IOException e) {
      if ((mode & IPreprocessor.MODE_VERBOSE) == 0) {
        System.out.println(filename + " ... not modified, " + e.getMessage());
      }

      throw e;
    } catch (PreprocessorException error) {
      if ((mode & IPreprocessor.MODE_VERBOSE) == 0) {
        System.out.println(filename + " ... not modified, " + error.getMessage());
      }

      throw error;
    }
  }
package antenna.preprocessor.v3;