datetimeutil.java

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JAVA
56
字号
package lightningboard.util;

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

/**
 * DateTime Util.
 * @version 0.3.5
 * @author Xiaobo Liu
 */
public class DateTimeUtil{
  /**
   * Return current datetime string.
   * @return current datetime, pattern: "yyyy-MM-dd HH:mm:ss".
   */
  public static String getDateTime(){
    SimpleDateFormat sdf=new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
    String dt=sdf.format(new Date());
    return dt;
  }
  /**
   * Return current datetime string.
   * @param pattern format pattern
   * @return current datetime
   */
  public static String getDateTime(String pattern)  {
    SimpleDateFormat sdf=new SimpleDateFormat(pattern);
    String dt=sdf.format(new Date());
    return dt;
  }
  /**
   * Return short format datetime string.
   * @param date java.util.Date
   * @return short format datetime
   */
  public static String shortFmt(Date date)  {
    SimpleDateFormat sdf=new SimpleDateFormat("yyyy/MM/dd HH:mm");
    return sdf.format(date);
  }
  /**
  * Parse a datetime string.
  * @param param datetime string, pattern: "yyyy-MM-dd HH:mm:ss".
  * @return java.util.Date
  */
  public static Date parse(String param) {
    Date date =null;
    SimpleDateFormat sdf=new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
    try {
      date = sdf.parse(param);
    }
    catch (ParseException ex) {
    }
    return date;
  }
}

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