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From sbaill...@apache.org
Subject cvs commit: jakarta-ant/src/main/org/apache/tools/ant/taskdefs/optional/metamata MAuditParser.java
Date Sat, 09 Feb 2002 00:48:11 GMT
sbailliez    02/02/08 16:48:11

  Added:       src/main/org/apache/tools/ant/taskdefs/optional/metamata
                        MAuditParser.java
  Log:
  Missed commit for this one.
  
  Revision  Changes    Path
  1.1                  jakarta-ant/src/main/org/apache/tools/ant/taskdefs/optional/metamata/MAuditParser.java
  
  Index: MAuditParser.java
  ===================================================================
  /*
   * The Apache Software License, Version 1.1
   *
   * Copyright (c) 2002 The Apache Software Foundation.  All rights
   * reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   *
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   *
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in
   *    the documentation and/or other materials provided with the
   *    distribution.
   *
   * 3. The end-user documentation included with the redistribution, if
   *    any, must include the following acknowlegement:
   *       "This product includes software developed by the
   *        Apache Software Foundation (http://www.apache.org/)."
   *    Alternately, this acknowlegement may appear in the software itself,
   *    if and wherever such third-party acknowlegements normally appear.
   *
   * 4. The names "The Jakarta Project", "Ant", and "Apache Software
   *    Foundation" must not be used to endorse or promote products derived
   *    from this software without prior written permission. For written
   *    permission, please contact apache@apache.org.
   *
   * 5. Products derived from this software may not be called "Apache"
   *    nor may "Apache" appear in their names without prior written
   *    permission of the Apache Group.
   *
   * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
   * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
   * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
   * DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
   * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
   * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
   * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
   * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
   * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
   * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
   * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   * SUCH DAMAGE.
   * ====================================================================
   *
   * This software consists of voluntary contributions made by many
   * individuals on behalf of the Apache Software Foundation.  For more
   * information on the Apache Software Foundation, please see
   * <http://www.apache.org/>.
   */
  package org.apache.tools.ant.taskdefs.optional.metamata;
  
  import java.util.Vector;
  import java.io.File;
  
  import org.apache.tools.ant.util.regexp.RegexpMatcher;
  import org.apache.tools.ant.util.regexp.RegexpMatcherFactory;
  import org.apache.tools.ant.util.StringUtils;
  
  /**
   * Parser that will parse an output line of MAudit and return an
   * interpreted violation if any.
   *
   * <p>
   * MAudit is supposed to be configured with -fullpath so that it can
   * correctly locate the file and attribute violation to the appropriate
   * file (there might be several classes with the same name in
   * different packages)
   * </p>
   *
   * @author <a href="mailto:sbailliez@apache.org">Stephane Bailliez</a>
   */
  final class MAuditParser {
  
      /** pattern used by maudit to report the error for a file */
      /** RE does not seems to support regexp pattern with comments so i'm stripping it*/
      // (?:file:)?((?#filepath).+):((?#line)\\d+)\\s*:\\s+((?#message).*)
      private final static String AUDIT_PATTERN = "(?:file:)?(.+):(\\d+)\\s*:\\s+(.*)";
  
      /** matcher that will be used to extract the info from the line */
      private final RegexpMatcher matcher;
  
      MAuditParser(){
          /** the matcher should be the Oro one. I don't know about the other one */
          matcher = (new RegexpMatcherFactory()).newRegexpMatcher();
          matcher.setPattern(AUDIT_PATTERN);
      }
  
      /**
       * Parse a line obtained from MAudit.
       * @param line a line obtained from the MAudit output.
       * @return the violation corresponding to the displayed line
       * or <tt>null</tt> if it could not parse it. (might be a
       * message info or copyright or summary).
       */
      Violation parseLine(String line){
          Vector matches = matcher.getGroups(line);
          if (matches == null){
              return null;
          }
          final String file = (String) matches.elementAt(1);
          Violation violation = new Violation();
          violation.file = file;
          violation.line = (String) matches.elementAt(2);
          violation.error = (String) matches.elementAt(3);
          // remove the pathname from any messages and let the classname only.
          final int pos = file.lastIndexOf(File.separatorChar);
          if ((pos != -1) && (pos != file.length() - 1)) {
              String filename = file.substring(pos + 1);
              violation.error = StringUtils.replace(violation.error,
                      "file:" + file, filename);
          }
          return violation;
      }
  
      /** the inner class used to report violation information */
      final static class Violation {
          String file;
          String line;
          String error;
      }
  }
  
  
  

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