2. , / (. )
. jXDatePicker
1.
java.util.Date data = jXDatePicker1.getDate();
Calendar cal = Calendar.getInstance();
cal.setTime(data);
cal.get(Calendar.YEAR); //
String month = cal.getDisplayName(Calendar.MONTH, Calendar.LONG, Locale.forLanguageTag("ru")); // , ,
String year = String.valueOf(cal.get(Calendar.YEAR)); //
2. DateFormat sysDate = new SimpleDateFormat("yyyy-MM-dd");
String data = sysDate.format(jXDatePicker1.getDate());
. jTable Java.
rs2xml.jar
:
1. , . -> Jar/
2. :
resultSet = databaseConnection.select("*", "posts", null); jTablePost.setModel(DbUtils.resultSetToTableModel(resultSet));
.
(. regular expressions) , (-, . wildcard characters).
.
Java , - java.util.regex.
, , (.. ). . .
:
^ - (, )
$ - ()
. - () ,
| - . , , (alternatives)
? - ( ) ,
+ -
* ( )
\\d
\\D
\\s
\\S
\\w
\\W ,
.
BACON ! . Pattern Matcher . matches() .
|
|
|
. :
+ -
* -
? -
{n} - n
{m,n} - m n
{m,} - m
{,n} - n
: "^[a-z0-9_-]{3,15}$".
:
^ -
[a-z0-9_-] - .
{3,15} - ( ) 3 15.
