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Elephant Drummer Java Job Scheduler

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package com.elephantdrummer.parser;
import java.text.SimpleDateFormat;

/**
 * Copyright 2018 Elephant Software Klaudiusz Wojtkowiak e-mail: [email protected]
 * 
 * Licensed under the Apache License, Version 2.0 (the "License"); 
 * you may not use this file except in compliance with the License. 
 * You may obtain a copy of the License at 
 * 
 *  http://www.apache.org/licenses/LICENSE-2.0 
 *  
 *  Unless required by applicable law or agreed to in writing, software 
 *  distributed under the License is distributed on an "AS IS" BASIS, 
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 
 *  See the License for the specific language governing permissions and 
 *  limitations under the License. 
 */
public class SimpleDateFormatThreadSafe extends SimpleDateFormat {

    private static final long serialVersionUID = 5448371898056188202L;
    ThreadLocal localSimpleDateFormat;
    
    @SuppressWarnings("unused")
	private SimpleDateFormatThreadSafe(){};

//    public SimpleDateFormatThreadSafe() {
//        super();
//        localSimpleDateFormat = new ThreadLocal() {
//            protected SimpleDateFormat initialValue() {
//                return new SimpleDateFormat();
//            }
//        };
//    }

    public SimpleDateFormatThreadSafe(final String pattern) {
        super(pattern);
        localSimpleDateFormat = new ThreadLocal() {
        	 @Override
            protected SimpleDateFormat initialValue() {
                return new SimpleDateFormat(pattern);
            }
        };
    }
}