clirr-devel Mailing List for Clirr (Page 35)

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Update of /cvsroot/clirr/clirr/src/java/net/sf/clirr/cli
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv4177/net/sf/clirr/cli

Added Files:
	Clirr.java 
Log Message:
A commandline interface for running the checks.

--- NEW FILE ---
//////////////////////////////////////////////////////////////////////////////
// Clirr: compares two versions of a java library for binary compatibility
// Copyright (C) 2003 - 2004  Lars K?hne
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
//////////////////////////////////////////////////////////////////////////////

package net.sf.clirr.cli;

import org.apache.commons.cli.BasicParser;
import org.apache.commons.cli.CommandLine;
import org.apache.commons.cli.Options;
import org.apache.commons.cli.HelpFormatter;
import org.apache.commons.cli.ParseException;

import java.io.File;
import java.io.PrintWriter;
import java.io.IOException;

import java.util.Arrays;
import java.util.ArrayList;
import java.net.URL;
import java.net.MalformedURLException;
import java.net.URLClassLoader;

import net.sf.clirr.Checker;
import net.sf.clirr.event.DiffListener;
import net.sf.clirr.event.PlainDiffListener;
import net.sf.clirr.event.XmlDiffListener;
import net.sf.clirr.event.ScopeSelector;
import net.sf.clirr.framework.ClassSelector;
import net.sf.clirr.framework.CheckerException;

/**
 * Commandline interface for generating a difference report or checking
 * for binary compatibility between two versions of the same application.
 */

 public class Clirr {

     private static final File[] EMPTY_FILE_ARRAY = new File[]{};

    // ===================================================================

     public static void main(String[] args) 
     {
         new Clirr().run(args);
     }

     // ===================================================================

     private void run(String[] args) 
     {
        System.out.println("reporting diffs..");
         BasicParser parser = new BasicParser();
         Options options = new Options();
         options.addOption("o", "oldversion", true, "jar files of old version");
         options.addOption("n", "newversion", true, "jar files of new version");
         options.addOption("s", "style", true, "output style");
         options.addOption("a", "show-all-scopes", false, "show private and package classes");
         options.addOption("f", "output-file", true, "output file name");

         CommandLine cmdline = null;
         try 
         {
             cmdline = parser.parse(options, args);
         } 
         catch(ParseException ex) 
         {
             System.err.println("Invalid command line arguments.");
             usage(options);
             System.exit(-1);
         }

         // TODO: provide commandline options that allow the user to
         // specify which packages/classes should be checked
         //
         ClassSelector classSelector = new ClassSelector(ClassSelector.MODE_UNLESS);

         String oldPath = cmdline.getOptionValue('o');
         String newPath = cmdline.getOptionValue('n');
         String style = cmdline.getOptionValue('s', "text");
         String outputFileName = cmdline.getOptionValue('f');
         boolean showAll = cmdline.hasOption('a');

         if ((oldPath == null) || (newPath == null)) 
         {
             usage(options);
             System.exit(-1);
         }

        Checker checker = new Checker();
        if (cmdline.hasOption('a')) 
        {
             checker.getScopeSelector().selectPrivate(true);
             checker.getScopeSelector().selectPackage(true);
        }

        DiffListener diffListener = null; 
        if (style.equals("text")) 
        {
            try
            {
                diffListener = new PlainDiffListener(outputFileName);
            }
            catch(IOException ex) 
            {
                System.err.println("Invalid output file name.");
            }
        } 
        else if (style.equals("xml")) 
        {
            try
            {
                diffListener = new XmlDiffListener(outputFileName);
            }
            catch(IOException ex) 
            {
                System.err.println("Invalid output file name.");
            }
        } 
        else 
        {
            System.err.println("Invalid style option. Must be one of 'text', 'xml'.");
            usage(options);
            System.exit(-1);
        }

        File[] origJars = pathToFileArray(oldPath);
        File[] newJars = pathToFileArray(newPath);

        ClassLoader loader1 = new URLClassLoader(new URL[] {});
        ClassLoader loader2 = new URLClassLoader(new URL[] {});

        checker.addDiffListener(diffListener);

        try
        {
            checker.reportDiffs(origJars, newJars, loader1, loader2, classSelector);
        }
        catch(CheckerException ex)
        {
            System.err.println("Unable to complete checks:" + ex.getMessage());
            System.exit(1);
        }
     }

     private void usage(Options options) 
     {
         HelpFormatter hf = new HelpFormatter();
         PrintWriter out = new PrintWriter(System.err);
         hf.printHelp(
            75, 
            "java net.sf.clirr.cmdline.CheckRunner -o path -n path [options]", 
            null, options, null);
     }

     private File[] pathToFileArray(String path) 
     {
         ArrayList files = new ArrayList();

         int pos = 0;
         while (pos < path.length())
         {
             int colonPos = path.indexOf(pos, ':');
             if (colonPos == -1)
             {
                 files.add(new File(path.substring(pos)));
                 break;
             }

             files.add(new File(path.substring(pos, colonPos)));
             pos = colonPos + 1;
         }

         return (File[]) files.toArray(EMPTY_FILE_ARRAY);
     }
}

2003	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep (15)	Oct (23)	Nov	Dec (25)
2004	Jan (9)	Feb	Mar	Apr	May (76)	Jun (207)	Jul (242)	Aug (42)	Sep (33)	Oct	Nov (7)	Dec (1)
2005	Jan	Feb	Mar (5)	Apr	May	Jun	Jul (3)	Aug (66)	Sep (38)	Oct (6)	Nov	Dec (2)
2006	Jan (17)	Feb (5)	Mar (28)	Apr (6)	May	Jun	Jul (1)	Aug	Sep	Oct (1)	Nov (1)	Dec (7)
2007	Jan	Feb	Mar	Apr (7)	May (33)	Jun (4)	Jul (3)	Aug	Sep (5)	Oct	Nov	Dec
2008	Jan (4)	Feb (3)	Mar (2)	Apr	May (1)	Jun	Jul (6)	Aug (8)	Sep (5)	Oct (20)	Nov (7)	Dec (9)
2009	Jan (8)	Feb (3)	Mar (20)	Apr (10)	May (40)	Jun (11)	Jul (23)	Aug (4)	Sep (1)	Oct (1)	Nov	Dec (2)
2010	Jan (5)	Feb (1)	Mar	Apr	May	Jun (1)	Jul	Aug (2)	Sep	Oct	Nov	Dec
2011	Jan	Feb	Mar	Apr (3)	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec (1)
2012	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug (1)	Sep	Oct	Nov	Dec
2013	Jan	Feb	Mar	Apr (6)	May (22)	Jun (2)	Jul	Aug	Sep	Oct (2)	Nov (1)	Dec (2)
2014	Jan (5)	Feb	Mar	Apr	May (1)	Jun	Jul	Aug	Sep	Oct	Nov (1)	Dec
2015	Jan (1)	Feb (2)	Mar (1)	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2016	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct (1)	Nov	Dec
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clirr-devel Mailing List for Clirr (Page 35)

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