SLF4J Migrator is a tool that migrates Java source code from JCL (Jakarta Commons Logging) API to SLF4J API.

Here is the source code for SLF4J Migrator You can download its pre-compiled version slf4j-ext-2.0.4.jar at SLF4J Download Website.

⏎ org/slf4j/migrator/line/JCLRuleSet.java

/**
 * Copyright (c) 2004-2011 QOS.ch
 * All rights reserved.
 *
 * Permission is hereby granted, free  of charge, to any person obtaining
 * a  copy  of this  software  and  associated  documentation files  (the
 * "Software"), to  deal in  the Software without  restriction, including
 * without limitation  the rights to  use, copy, modify,  merge, publish,
 * distribute,  sublicense, and/or sell  copies of  the Software,  and to
 * permit persons to whom the Software  is furnished to do so, subject to
 * the following conditions:
 *
 * The  above  copyright  notice  and  this permission  notice  shall  be
 * included in all copies or substantial portions of the Software.
 *
 * THE  SOFTWARE IS  PROVIDED  "AS  IS", WITHOUT  WARRANTY  OF ANY  KIND,
 * EXPRESS OR  IMPLIED, INCLUDING  BUT NOT LIMITED  TO THE  WARRANTIES OF
 * MERCHANTABILITY,    FITNESS    FOR    A   PARTICULAR    PURPOSE    AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
 * OF CONTRACT, TORT OR OTHERWISE,  ARISING FROM, OUT OF OR IN CONNECTION
 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 *
 */
package org.slf4j.migrator.line;

import java.util.ArrayList;
import java.util.Iterator;
import java.util.regex.Pattern;

/**
 * This class represents JCL to SLF4J conversion rules
 * 
 * @author Jean-Noel Charpin
 * 
 */
public class JCLRuleSet implements RuleSet {

    private final ArrayList<ConversionRule> conversionRuleList;

    public JCLRuleSet() {
        // matching : import org.apache.commons.logging.LogFactory;
        SingleConversionRule cr0 = new SingleConversionRule(Pattern.compile("import\\s*+org.apache.commons.logging.LogFactory;"),
                        "import org.slf4j.LoggerFactory;");

        // matching : import org.apache.commons.logging.Log;
        SingleConversionRule cr1 = new SingleConversionRule(Pattern.compile("import\\s*+org.apache.commons.logging.Log;"), "import org.slf4j.Logger;");

        SingleConversionRule cr2 = new SingleConversionRule(Pattern.compile("(\\sLog\\b)"), " Logger");

        SingleConversionRule cr3 = new SingleConversionRule(Pattern.compile("(^Log\\b)"), "Logger");

        SingleConversionRule cr4 = new SingleConversionRule(Pattern.compile("LogFactory.getFactory\\(\\).getInstance\\("), "LoggerFactory.getLogger(");

        SingleConversionRule cr5 = new SingleConversionRule(Pattern.compile("LogFactory.getLog\\("), "LoggerFactory.getLogger(");

        conversionRuleList = new ArrayList<>();
        conversionRuleList.add(cr0);
        conversionRuleList.add(cr1);
        conversionRuleList.add(cr2);
        conversionRuleList.add(cr3);
        conversionRuleList.add(cr4);
        conversionRuleList.add(cr5);
    }

    public Iterator<ConversionRule> iterator() {
        return conversionRuleList.iterator();
    }
}

⏎ org/slf4j/migrator/line/JCLRuleSet.java

Or download all of them as a single archive file:

File name: slf4j-migrator-2.0.4-sources.jar
File size: 32818 bytes
Release date: 2022-11-17
Download 

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