dateconverter.java

办公自动化项目

package hong.javanet.util;

import org.apache.commons.beanutils.*;
import java.text.SimpleDateFormat;
import java.text.*;
/**
 * <p>Title: </p>
 * <p>Description: hong.javanet框架</p>
 * <p>Copyright: Copyright (c) 2005</p>
 * <p>Company: 洪桃李</p>
 * @author 洪桃李
 * @version 2.0
 */

public class DateConverter implements Converter {
  private static SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss.SSS");
  private static String sample = "2005-01-01 12:00:00.000";
  //private static int samplelength = sample.length();

  public Object convert(Class class0, Object object) {
    if(object==null) {
      return null;
    }
    if (object instanceof java.util.Date) {
      return object;
    }
    String str = "";
    if (! (object instanceof String)) {
      str = object.toString();
    }
    if(object instanceof String) {
      str = ( (String) object).trim();
      if(str.equals("")) {
        return null;
      }
      str = str + sample.substring(str.length());
      try {
        return sdf.parse(str);
      }
      catch (ParseException ex) {
      //  throw new ConversionException(str + " 不是有效的日期！");
      return null;
      }
    }
    else {
   //   throw new ConversionException(object + " 不是一个字符串！");
     return null;
    }

  }

}