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    1   /*
    2    * Copyright (c) 2003 The Visigoth Software Society. All rights
    3    * reserved.
    4    *
    5    * Redistribution and use in source and binary forms, with or without
    6    * modification, are permitted provided that the following conditions
    7    * are met:
    8    *
    9    * 1. Redistributions of source code must retain the above copyright
   10    *    notice, this list of conditions and the following disclaimer.
   11    *
   12    * 2. Redistributions in binary form must reproduce the above copyright
   13    *    notice, this list of conditions and the following disclaimer in
   14    *    the documentation and/or other materials provided with the
   15    *    distribution.
   16    *
   17    * 3. The end-user documentation included with the redistribution, if
   18    *    any, must include the following acknowledgement:
   19    *       "This product includes software developed by the
   20    *        Visigoth Software Society (http://www.visigoths.org/)."
   21    *    Alternately, this acknowledgement may appear in the software itself,
   22    *    if and wherever such third-party acknowledgements normally appear.
   23    *
   24    * 4. Neither the name "FreeMarker", "Visigoth", nor any of the names of the 
   25    *    project contributors may be used to endorse or promote products derived
   26    *    from this software without prior written permission. For written
   27    *    permission, please contact visigoths@visigoths.org.
   28    *
   29    * 5. Products derived from this software may not be called "FreeMarker" or "Visigoth"
   30    *    nor may "FreeMarker" or "Visigoth" appear in their names
   31    *    without prior written permission of the Visigoth Software Society.
   32    *
   33    * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
   34    * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
   35    * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
   36    * DISCLAIMED.  IN NO EVENT SHALL THE VISIGOTH SOFTWARE SOCIETY OR
   37    * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
   38    * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
   39    * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
   40    * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
   41    * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
   42    * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
   43    * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   44    * SUCH DAMAGE.
   45    * ====================================================================
   46    *
   47    * This software consists of voluntary contributions made by many
   48    * individuals on behalf of the Visigoth Software Society. For more
   49    * information on the Visigoth Software Society, please see
   50    * http://www.visigoths.org/
   51    */
   52   
   53   package freemarker.template.utility;
   54   
   55   import freemarker.template;
   56   import java.io;
   57   
   58   /**
   59    * Read in a template and convert it to a canonical format.
   60    */
   61   
   62   public class ToCanonical {
   63   
   64       static Configuration config = Configuration.getDefaultConfiguration();
   65   
   66       static public void main(String[] args) {
   67           config.setWhitespaceStripping(false);
   68           if (args.length == 0) {
   69               usage();
   70           }
   71           for (int i=0; i<args.length; i++) {
   72               File f = new File(args[i]);
   73               if (!f.exists()) {
   74                   System.err.println("File " + f + " doesn't exist.");
   75               }
   76               try {
   77                   convertFile(f);
   78               } catch (Exception e) {
   79                   System.err.println("Error converting file: " + f);
   80                   e.printStackTrace();
   81               }
   82           }
   83       }
   84   
   85       static void convertFile(File f) throws IOException {
   86           File fullPath = f.getAbsoluteFile();
   87           File dir = fullPath.getParentFile();
   88           String filename = fullPath.getName();
   89           File convertedFile = new File(dir, filename + ".canonical");
   90           config.setDirectoryForTemplateLoading(dir);
   91           Template template = config.getTemplate(filename);
   92           FileWriter output = new FileWriter(convertedFile);
   93           try {
   94               template.dump(output);
   95           } finally {
   96               output.close();
   97           }
   98       }
   99   
  100       static void usage() {
  101           System.err.println("Usage: java freemarker.template.utility.ToCanonical <filename(s)>");
  102       }
  103   }

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