001/**
002 * Copyright (c) 2004-2011 QOS.ch
003 * All rights reserved.
004 *
005 * Permission is hereby granted, free  of charge, to any person obtaining
006 * a  copy  of this  software  and  associated  documentation files  (the
007 * "Software"), to  deal in  the Software without  restriction, including
008 * without limitation  the rights to  use, copy, modify,  merge, publish,
009 * distribute,  sublicense, and/or sell  copies of  the Software,  and to
010 * permit persons to whom the Software  is furnished to do so, subject to
011 * the following conditions:
012 *
013 * The  above  copyright  notice  and  this permission  notice  shall  be
014 * included in all copies or substantial portions of the Software.
015 *
016 * THE  SOFTWARE IS  PROVIDED  "AS  IS", WITHOUT  WARRANTY  OF ANY  KIND,
017 * EXPRESS OR  IMPLIED, INCLUDING  BUT NOT LIMITED  TO THE  WARRANTIES OF
018 * MERCHANTABILITY,    FITNESS    FOR    A   PARTICULAR    PURPOSE    AND
019 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
020 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
021 * OF CONTRACT, TORT OR OTHERWISE,  ARISING FROM, OUT OF OR IN CONNECTION
022 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
023 *
024 */
025package org.slf4j.migrator;
026
027import org.slf4j.migrator.line.EmptyRuleSet;
028import org.slf4j.migrator.line.JCLRuleSet;
029import org.slf4j.migrator.line.JULRuleSet;
030import org.slf4j.migrator.line.Log4jRuleSet;
031import org.slf4j.migrator.line.RuleSet;
032
033/**
034 * This class runs Pattern matching with java.util.regex using Patterns defined
035 * in concrete implementations
036 * 
037 * @author jean-noelcharpin
038 * 
039 */
040public abstract class RuleSetFactory {
041
042    /**
043    * Return matcher implementation depending on the conversion mode
044    * 
045    * @param conversionType
046    * @return AbstractMatcher implementation
047    */
048    public static RuleSet getMatcherImpl(int conversionType) {
049        switch (conversionType) {
050        case Constant.JCL_TO_SLF4J:
051            return new JCLRuleSet();
052        case Constant.LOG4J_TO_SLF4J:
053            return new Log4jRuleSet();
054        case Constant.JUL_TO_SLF4J:
055            return new JULRuleSet();
056        case Constant.NOP_TO_SLF4J:
057            return new EmptyRuleSet();
058        default:
059            return null;
060        }
061    }
062}