evenisse    2003/09/21 06:09:44

  Modified:    src/plugins-build/changelog/xdocs changes.xml index.xml
  Added:       src/plugins-build/changelog/src/main/org/apache/maven/clearcaselib
                        ClearcaseChangeLogFactory.java
                        ClearcaseChangeLogGenerator.java
                        ClearcaseChangeLogParser.java
  Log:
  MAVEN-811. Add support for Clearcase
  
  Revision  Changes    Path
  1.10      +3 -0      maven/src/plugins-build/changelog/xdocs/changes.xml
  
  Index: changes.xml
  ===================================================================
  RCS file: /home/cvs/maven/src/plugins-build/changelog/xdocs/changes.xml,v
  retrieving revision 1.9
  retrieving revision 1.10
  diff -u -r1.9 -r1.10
  --- changes.xml       25 Jul 2003 06:10:31 -0000      1.9
  +++ changes.xml       21 Sep 2003 13:09:44 -0000      1.10
  @@ -9,6 +9,9 @@
     <body>
       <release version="1.3" date="in CVS">
         <action dev="dion" type="update">
  +        MAVEN-811. Add support of IBM Rational ClearCase SCM.
  +      </action>
  +      <action dev="dion" type="update">
           Upgrade to maven 1.0 beta 10
         </action>
         <action dev="dion" type="update">
  
  
  
  1.2       +1 -1      maven/src/plugins-build/changelog/xdocs/index.xml
  
  Index: index.xml
  ===================================================================
  RCS file: /home/cvs/maven/src/plugins-build/changelog/xdocs/index.xml,v
  retrieving revision 1.1
  retrieving revision 1.2
  diff -u -r1.1 -r1.2
  --- index.xml 24 Jan 2003 03:44:58 -0000      1.1
  +++ index.xml 21 Sep 2003 13:09:44 -0000      1.2
  @@ -13,7 +13,7 @@
           This plugin produces a nicely formatted changelog report so project
           team members can see at a glance what changes have been made
           recently to the project.  Currently, there are three supported
  -        source control systems: CVS, StarTeam and Subversion.
  +        source control systems: CVS, StarTeam, IBM Rational ClearCase and 
Subversion.
         </p>
         <p> 
           For more information on the functionality provided by this plugin,
  
  
  
  1.1                  
maven/src/plugins-build/changelog/src/main/org/apache/maven/clearcaselib/ClearcaseChangeLogFactory.java
  
  Index: ClearcaseChangeLogFactory.java
  ===================================================================
  package org.apache.maven.clearcaselib;
  
  /* ====================================================================
   * The Apache Software License, Version 1.1
   *
   * Copyright (c) 2003 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 acknowledgment:
   *       "This product includes software developed by the
   *        Apache Software Foundation (http://www.apache.org/)."
   *    Alternately, this acknowledgment may appear in the software itself,
   *    if and wherever such third-party acknowledgments normally appear.
   *
   * 4. The names "Apache" and "Apache Software Foundation" and
   *    "Apache Maven" must not be used to endorse or promote products
   *    derived from this software without prior written permission. For
   *    written permission, please contact [EMAIL PROTECTED]
   *
   * 5. Products derived from this software may not be called "Apache",
   *    "Apache Maven", nor may "Apache" appear in their name, without
   *    prior written permission of the Apache Software Foundation.
   *
   * 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/>.
   *
   * ====================================================================
   */
  
  import org.apache.maven.changelog.ChangeLogFactory;
  import org.apache.maven.changelog.ChangeLogGenerator;
  import org.apache.maven.changelog.ChangeLogParser;
  
  /**
   * Provides Clearcase specific instances of the ChangeLogGenerator and
   * ChangeLogParser interfaces.
   *
   * @author <a href="mailto:[EMAIL PROTECTED]">Simone Zorzetti</a>
   */
  public class ClearcaseChangeLogFactory implements ChangeLogFactory {
  
      /* (non-Javadoc)
       * @see org.apache.maven.changelog.ChangeLogFactory#createGenerator()
       */
      public ChangeLogGenerator createGenerator()
      {
          return new ClearcaseChangeLogGenerator();
      }
  
      /* (non-Javadoc)
       * @see org.apache.maven.changelog.ChangeLogFactory#createParser()
       */
      public ChangeLogParser createParser()
      {
      return new ClearcaseChangeLogParser();
      }
  
  }
  
  
  
  1.1                  
maven/src/plugins-build/changelog/src/main/org/apache/maven/clearcaselib/ClearcaseChangeLogGenerator.java
  
  Index: ClearcaseChangeLogGenerator.java
  ===================================================================
  package org.apache.maven.clearcaselib;
  
  /* ====================================================================
   * 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 acknowledgment:
   *       "This product includes software developed by the
   *        Apache Software Foundation (http://www.apache.org/)."
   *    Alternately, this acknowledgment may appear in the software itself,
   *    if and wherever such third-party acknowledgments normally appear.
   *
   * 4. The names "Apache" and "Apache Software Foundation" and
   *    "Apache Maven" must not be used to endorse or promote products
   *    derived from this software without prior written permission. For
   *    written permission, please contact [EMAIL PROTECTED]
   *
   * 5. Products derived from this software may not be called "Apache",
   *    "Apache Maven", nor may "Apache" appear in their name, without
   *    prior written permission of the Apache Software Foundation.
   *
   * 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/>.
   *
   * ====================================================================
   */
  
  import java.text.SimpleDateFormat;
  import java.util.Date;
  
  // commons imports
  import org.apache.commons.logging.Log;
  import org.apache.commons.logging.LogFactory;
  
  // ant imports
  import org.apache.tools.ant.types.Commandline;
  
  import org.apache.maven.changelog.AbstractChangeLogGenerator;
  
  
  /**
   * A Clearcase implementation of the [EMAIL PROTECTED] 
org.apache.maven.changelog.ChangeLogGenerator}
   * interface realized extending the [EMAIL PROTECTED] 
org.apache.maven.changelog.AbstractChangeLogGenerator}.
   * 
   * The command line build by this class uses the <code>lshistory</code> clearcase 
command
   * and formats the output in a way the ClearcaseChangeLogParser can understand. Due 
to this
   * fact this implementations works only if used within a clearcase view.
   * 
   * The command looks like this: <p>
   * cleartool lshistory -recurse -nco -since SAMEDATE 
   * -fmt "NAME:%En\\nDATE:%Nd\\nCOMM:%-12.12o - %o - %c - Activity: 
%[activity]p\\nUSER:%-8.8u\\n"
   *
   * @author <a href="mailto:[EMAIL PROTECTED]">Simone Zorzetti</a>
   */
  public class ClearcaseChangeLogGenerator extends AbstractChangeLogGenerator {
  
      /** Log */
      private static final Log LOG = LogFactory.getLog(
          ClearcaseChangeLogGenerator.class);
  
      /**
       * Constructs the appropriate command line to execute the scm's
       * log command.  For Clearcase it's lshistory.
       *     
       * @see org.apache.maven.changelog.AbstractChangeLogGenerator#getScmLogCommand()
       * @return The command line to be executed.
       */
      protected Commandline getScmLogCommand()
      {
          Commandline command = new Commandline();
          command.setExecutable("cleartool");
          command.createArgument().setValue("lshistory");
          
          StringBuffer format = new StringBuffer();
          format.append("NAME:%En\\n");
          format.append("DATE:%Nd\\n");    
          format.append("COMM:%-12.12o - %o - %c - Activity: %[activity]p\\n");
          format.append("USER:%-8.8u\\n");
  
          command.createArgument().setValue("-fmt");
          command.createArgument().setValue(format.toString());
          command.createArgument().setValue("-recurse");
          command.createArgument().setValue("-nco");
          command.createArgument().setValue("-since");
          command.createArgument().setValue(dateRange);
  
          return command; 
      }
  
      /** 
       * Construct the command-line argument that is passed to the scm
       * client to specify the appropriate date range.
       * 
       * @param before The starting point.
       * @param to The ending point.
       * @return A string that can be used to specify a date to a scm
       * system.
       *  
       * @see 
org.apache.maven.changelog.AbstractChangeLogGenerator#getScmDateArgument(java.util.Date,
 java.util.Date)  
       */
      protected String getScmDateArgument(Date before, Date to)
      {
          SimpleDateFormat sdf = new SimpleDateFormat("dd-MMM-yyyy");
          String argument = sdf.format(before);        
          
          return argument;
      }
  
  }
  
  
  
  1.1                  
maven/src/plugins-build/changelog/src/main/org/apache/maven/clearcaselib/ClearcaseChangeLogParser.java
  
  Index: ClearcaseChangeLogParser.java
  ===================================================================
  package org.apache.maven.clearcaselib;
  
  /* ====================================================================
   * 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 acknowledgment:
   *       "This product includes software developed by the
   *        Apache Software Foundation (http://www.apache.org/)."
   *    Alternately, this acknowledgment may appear in the software itself,
   *    if and wherever such third-party acknowledgments normally appear.
   *
   * 4. The names "Apache" and "Apache Software Foundation" and
   *    "Apache Maven" must not be used to endorse or promote products
   *    derived from this software without prior written permission. For
   *    written permission, please contact [EMAIL PROTECTED]
   *
   * 5. Products derived from this software may not be called "Apache",
   *    "Apache Maven", nor may "Apache" appear in their name, without
   *    prior written permission of the Apache Software Foundation.
   *
   * 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/>.
   *
   * ====================================================================
   */
  
  import java.io.BufferedReader;
  import java.io.InputStream;
  import java.io.InputStreamReader;
  import java.io.IOException;
  import java.text.ParseException;
  import java.text.SimpleDateFormat;
  import java.util.Collection;
  import java.util.Collections;
  import java.util.Map;
  import java.util.StringTokenizer;
  import java.util.TreeMap;
  
  
  // commons imports
  import org.apache.commons.logging.Log;
  import org.apache.commons.logging.LogFactory;
  // ant imports
  import org.apache.tools.ant.types.Commandline;
  
  import org.apache.maven.changelog.ChangeLog;
  import org.apache.maven.changelog.ChangeLogParser;
  import org.apache.maven.changelog.ChangeLogEntry;
  import org.apache.maven.changelog.ChangeLogFile;
  
  /**
   * Clearcase specific implementation of ChangeLogParser interface. 
   * 
   * @author <a href="mailto:[EMAIL PROTECTED]">Simone Zorzetti</a>
   */
  public class ClearcaseChangeLogParser implements ChangeLogParser {
  
      /** Log */
      private static final Log LOG = LogFactory.getLog(
          ClearcaseChangeLogParser.class);
  
      /**
       * Formatter used to parse Clearcase date/timestamp.
       */
      private static final SimpleDateFormat CLEARCASE_TIMESTAMP_FORMAT =
          new SimpleDateFormat("yyyyMMdd.HHmmss");
  
      private static final String NAME_TAG = "NAME:";
      private static final String USER_TAG = "USER:";
      private static final String DATE_TAG = "DATE:";
      private static final String COMMENT_TAG = "COMM:";
      
      /**
       * Custom date/time formatter.  Rounds ChangeLogEntry times to the nearest
       * minute.
       */
      private static final SimpleDateFormat ENTRY_KEY_TIMESTAMP_FORMAT = 
          new SimpleDateFormat("yyyyMMddHHmm");
  
      /**
       * Custom date/time formatter.  Rounds ChangeLogEntry to date
       */
      private static final SimpleDateFormat GROUPED_ENTRY_KEY_TIMESTAMP_FORMAT = 
          new SimpleDateFormat("yyyyMMdd");
      
      /**
       * rcs entries, in reverse (date, time, author, comment) order
       */
      private Map entries = new TreeMap(Collections.reverseOrder());
  
      // state machine constants for reading clearcase lshistory command output
      /** expecting file information */
      private static final int GET_FILE = 1;
      /** expecting date */
      private static final int GET_DATE = 2;
      /** expecting comments */
      private static final int GET_COMMENT = 3;
  
      /** current status of the parser */
      private int status = GET_FILE;
      
      /** the current log entry being processed by the parser*/
      private ChangeLogEntry currentLogEntry = null;
      
      /** the current file being processed by the parser */
      private ChangeLogFile currentFile = null;
  
      /**
       * Create a new ChangeLogParser.
       */
      public ClearcaseChangeLogParser()
      {
      }
  
      /**
       * initialize the parser from the change log
       * @param changeLog the controlling task
       * @see ChangeLogParser#init(ChangeLog)
       */ 
      public void init(ChangeLog changeLog)
      {
      }
  
      /**
       * Clean up any parser resources
       * @see ChangeLogParser#cleanup()
       */ 
      public void cleanup()
      {
      }
      
      /**
       * Parse the input stream into a collection.
       * @param anInputStream an input stream containing clearcase log output
       * @return a collection of ChangeLogEntry's
       * @throws IOException when there are errors reading the provided stream
       */
      public Collection parse(InputStream anInputStream) throws IOException
      {
          BufferedReader stream = new BufferedReader(
              new InputStreamReader(anInputStream));
  
          // Read the tags in the order they are produced by the command setup
          // by ClearcaseChangeLogGenerator
          //      File name
          //      Date                
          //      Comment
          //      User Name (author)        
          String line = null;
          
          while ((line = stream.readLine())  != null)
          {
              switch (getStatus())
              {
                  case GET_FILE:
                      processGetFile(line);
                      break;
                  case GET_DATE:
                      processGetDate(line);
                      break;
                  case GET_COMMENT:
                      processGetCommentAndUser(line);
                      break;
                  default:
                      throw new IllegalStateException("Unknown state: " + status);
              }
          }
          
          return entries.values();
       }
      
      /**
       * Add a change log entry to the list (if it's not already there)
       * with the given file.
       * @param entry a [EMAIL PROTECTED] ChangeLogEntry} to be added to the list if 
another
       *      with the same key doesn't exist already. If the entry's author
       *      is null, the entry wont be added
       * @param file a [EMAIL PROTECTED] ChangeLogFile} to be added to the entry
       */
      private void addEntry(ChangeLogEntry entry, ChangeLogFile file)
      {
              
          // do not add if entry is not populated
          if (entry.getAuthor() == null)
          {
              return;
          }
          // do not add if the operation is not checkin
          if (entry.getComment().indexOf("- checkin") == -1)
          {
              return;
          }
          
          String key = ENTRY_KEY_TIMESTAMP_FORMAT.format(entry.getDate())
              + entry.getAuthor() + entry.getComment();
          
                  
          if (!entries.containsKey(key))
          {
              entry.addFile(file);
              entries.put(key, entry);
          }
          else
          {
              ChangeLogEntry existingEntry = (ChangeLogEntry) entries.get(key);
              existingEntry.addFile(file);
          }
      }
   
      /**
       * Process the current input line in the Get File state.
       * @param line a line of text from the clearcase log output
       */
      private void processGetFile(String line) 
      {
          if (line.startsWith(NAME_TAG))
          {
              setCurrentLogEntry(new ChangeLogEntry());
              setCurrentFile(new ChangeLogFile(line.substring(NAME_TAG.length(),
                  line.length())));
              setStatus(GET_DATE);
          }
      }
  
  
      /**
       * Process the current input line in the Get Date state.
       * @param line a line of text from the clearcase log output
       */
      private void processGetDate(String line)
      {
          if (line.startsWith(DATE_TAG))
          {
              try
              {
                  
getCurrentLogEntry().setDate(CLEARCASE_TIMESTAMP_FORMAT.parse(line.substring(DATE_TAG.length())));
              }
              catch (ParseException e)
              {
                  // TODO Auto-generated catch block
                  e.printStackTrace();
              }
              setStatus(GET_COMMENT);
          }
      }
  
      
      /**
       * Process the current input line in the Get Comment state.
       * @param line a line of text from the clearcase log output
       */
      private void processGetCommentAndUser(String line)
      {
          if (line.startsWith(COMMENT_TAG))
          {
              String comm = line.substring(COMMENT_TAG.length());
              getCurrentLogEntry().setComment(
                  getCurrentLogEntry().getComment() + comm + "\n");
              
          }
          else if (line.startsWith(USER_TAG))
          {
              getCurrentLogEntry().setAuthor(line.substring(USER_TAG.length()));
              // add entry, and set state to get file
              addEntry(getCurrentLogEntry(), getCurrentFile());
              setStatus(GET_FILE);            
          }
          else
          {
              // keep gathering comments
              getCurrentLogEntry().setComment(
                  getCurrentLogEntry().getComment() + line + "\n");
          }
      }
  
      /**
       * Getter for property currentFile.
       * @return Value of property currentFile.
       */
      private ChangeLogFile getCurrentFile()
      {
          return currentFile;
      }
      
      /**
       * Setter for property currentFile.
       * @param currentFile New value of property currentFile.
       */
      private void setCurrentFile(ChangeLogFile currentFile)
      {
          this.currentFile = currentFile;
      }
      
      /**
       * Getter for property currentLogEntry.
       * @return Value of property currentLogEntry.
       */
      private ChangeLogEntry getCurrentLogEntry()
      {
          return currentLogEntry;
      }
      
      /**
       * Setter for property currentLogEntry.
       * @param currentLogEntry New value of property currentLogEntry.
       */
      private void setCurrentLogEntry(ChangeLogEntry currentLogEntry)
      {
          this.currentLogEntry = currentLogEntry;
      }
      
      /**
       * Getter for property status.
       * @return Value of property status.
       */
      private int getStatus()
      {
          return status;
      }
      
      /**
       * Setter for property status.
       * @param status New value of property status.
       */
      private void setStatus(int status)
      {
          this.status = status;
      }
  
  
  }
  
  
  

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