jacsoncmd.java

java编写的OCR软件

/*
 * JacsonCmd 0.00
 *
 */

package com.jhkdesign.console.cmd;

import java.io.PrintStream;
import java.io.IOException;

import com.jhkdesign.console.ArgumentInt;
import com.jhkdesign.console.ResultInt;
import com.jhkdesign.console.CommandException;

import de.spieleck.config.ConfigNode;

import de.spieleck.app.jacson.Jacson;
import de.spieleck.app.jacson.JacsonNames;
import de.spieleck.app.jacson.JacsonReport;
import de.spieleck.app.jacson.JacsonState;
import de.spieleck.app.jacson.JacsonChunkSource;
import de.spieleck.app.jacson.source.LineChunkSource;

/**
 * JacsonCmd
 *
 * JacsonCmd wraps a Jacson into a 
 * The reasons for doing so are listed in
 * com.jhkdesign.console.cmd.CatCmd.java.
 *
 * @version 0.0.0 2003/5/15
 * @author Frank Nestel ( nestefan -at.nospam- users.sf.net )
 */
public class JacsonCmd
    extends CommandAbst
    implements JacsonNames
{

    public static final String VERSION = 
        ("jacson 0.0.0\n" +
         "Written by Frank Nestel.\n" +
         "\n" + SHORT_COPYRIGHT);

    public static final String USAGE = 
        ("Usage: jacson CONFIG_FILE FILE1 [FILE2] [FILE3] ...\n" +
         "Feed files through a Jacson process defined by the configuration.\n"+
         "\n" +
         "Example:\n" +
         "  tar wc.conf long.text.file" +
         "  # Do some counting on the file long.text.file.\n" +
         "\n" +
         "\n" + BUG_REPORT_INFO);

    public JacsonCmd() {}

    public String getVersion() {
        return VERSION;
    }

    public String getUsage() {
        return USAGE;
    }

    public ResultInt execute(ArgumentInt arg) 
        throws CommandException, IllegalArgumentException {
        ResultInt            rst = arg.getResult();
        PrintStream          out = new PrintStream(arg.getOutputStream());
        PrintStream          err = new PrintStream(arg.getErrorStream());

        if (CmdUtil.handleUsageOrVersion(this, arg, out)) {
            return rst;
        }
        else if ( arg.countArguments() < 1 )
        {
            out.println(USAGE);
        }
                
        String[] args = arg.getArguments();

        JacsonState rootState = new JJacketJacsonState(arg);
        int argsStart = Jacson.paramArgs(args, rootState);
        try
        {
            ConfigNode config = Jacson.obtainConfig(args[0], rootState);
            Jacson stat = new Jacson(config, rootState);
            JacsonReport jr = stat.getReport();
            //
            jr.begin(JS_REP_PROC);
            long t1 = System.currentTimeMillis();
            // We either run on the commandline filenames or on stdin
            if ( argsStart < args.length )
            {
                for(int i = argsStart; i < args.length; i++)
                {
                    try
                    {
                        JacsonChunkSource ch =new LineChunkSource(args[i],true);
                        stat.run(ch);
                    }
                    catch ( IOException e )
                    {
                        e.printStackTrace(err);
                    }
                }
            }
            else
            {
                JacsonChunkSource ch = new LineChunkSource(
                                            arg.getInputStream(), false);
            }
            long dt = System.currentTimeMillis() - t1;
            jr.report(JS_REP_TIME, ""+dt);
            jr.end();
            stat.summary();
            jr.finish(false);
        }
        catch (Exception e)
        {
            throw new CommandException(e.toString());
        }

        return rst;
    }
}
//
//    Jacson - Text Filtering with Java.
//    Copyright (C) 2002 Frank S. Nestel (nestefan -at- users.sourceforge.net)
//
//    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
//