com.bee_wkspace.labee_fw.common.JsonUtil.java Source code

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Here is the source code for com.bee_wkspace.labee_fw.common.JsonUtil.java

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/*
file of LaBeeFramework
https://www.bee-wkspace.com/
    
Copyright (C) 2016- Naoki Yoshioka (ARTS Laboratory)
http://www.arts-lab.net/dev/
    
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 3 of the License, or 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.
*/
package com.bee_wkspace.labee_fw.common;

import com.fasterxml.jackson.databind.ObjectMapper;

/**
 * JSON<br>
 * jackson???
 *
 * @author ARTS Laboratory
 *
 * $Id: JsonUtil.java 559 2016-08-14 12:24:00Z pjmember $
 */
public class JsonUtil<T> {

    /**
     * JSON?????<br>
     * ??Map?List???????????
     * 
     * @param targetObject 
     * @return JSON
     * @throws Exception 
     */
    public String encodeToString(T targetObject) throws Exception {
        ObjectMapper mapper = new ObjectMapper();

        String json = "";
        if (targetObject != null) {
            json = mapper.writeValueAsString(targetObject);
        }
        return json;
    }

    /**
     * JSON???<br>
     * ?clazz?????????<br>
     * ??Map?List???????????
     * 
     * @param json JSON
     * @param clazz ?
     * @return ?
     * @throws Exception 
     */
    public T endoceToObject(Class<?> clazz, String json) throws Exception {
        ObjectMapper mapper = new ObjectMapper();
        @SuppressWarnings("unchecked")
        T targetObject = (T) mapper.readValue(json, clazz);
        return targetObject;
    }

}