java日期转换的公共类

/**
* ���日期转换方法�����
* @author mismyy
*
*/
public class DateConvert {
public static java.util.Date StringToDate(String str){
SimpleDateFormat formater = new SimpleDateFormat("yyyy-MM-dd");
java.util.Date date = null;
try {
date = formater.parse(str);
} catch (Exception e) {
System.out.println("String转换Date出错！");
e.printStackTrace();
}
return date;
}
public static String DateToString(java.util.Date date){
SimpleDateFormat formater = new SimpleDateFormat("yyyy-MM-dd");
String str = null;
try {
str = formater.format(date);
} catch (Exception e) {
System.out.println("Date转换String出错！");
e.printStackTrace();
}
return str;
}