json格式时间转java时间

http://surongly.iteye.com/blog/2028560 日期，多少分钟显示

package com.chinesemob.integralwall.util;

import java.text.SimpleDateFormat;
import java.util.Date;

import net.sf.json.JsonConfig;
import net.sf.json.processors.JsonValueProcessor;

/**  
 * JSON日期格式转换 
 *  
*/  
public class DateJsonValueProcessor implements JsonValueProcessor  
{  
    private String format = "yyyy-MM-dd HH:mm:ss";  
  
    public DateJsonValueProcessor()  
    {  
  
    }  
  
    public DateJsonValueProcessor(String format)  
    {  
  
        this.format = format;  
    }  
  
    public Object processArrayValue(Object value, JsonConfig jsonConfig)  
    {  
  
        String[] obj = {};  
        if (value instanceof Date[])  
        {  
            SimpleDateFormat sf = new SimpleDateFormat(format);  
            Date[] dates = (Date[]) value;  
            obj = new String[dates.length];  
            for (int i = 0; i < dates.length; i++)  
            {  
                obj[i] = sf.format(dates[i]);  
            }  
        }  
        return obj;  
    }  
  
    public Object processObjectValue(String key, Object value, JsonConfig jsonConfig)  
    {  
  
        if (value instanceof Date)  
        {  
            String str = new SimpleDateFormat(format).format((Date) value);  
            return str;  
        }  
        return value;  
    }  
  
    public String getFormat()  
    {  
  
        return format;  
    }  
  
    public void setFormat(String format)  
    {  
  
        this.format = format;  
    }  
  
}