銆銆鏌愮儰鐧介┈闂垜鎬庢牱鍦ㄤ竴涓狫ava紿椾綋閲岄潰鍙兘杈撳叆鏁板瓧銆傝繖涓棶棰樻垜浠ュ墠鍦ㄥ仛Web欏圭洰鐨勬椂鍊欑鍒拌繃錛屾槸閲囩敤鐨凧S鐩戝惉閿洏鐨勬柟寮忓仛鐨勩備絾鏄湪紿椾綋閲岄潰鎬庝箞鍋氾紝榪樻病鏈夊仛榪囥?/p>
銆銆涓嶇煡閬撳緢綆鍗曪紝鐧捐佸笀璺熻胺鑰佸笀閮芥槸濂借佸笀銆備簬鏄壘浜?jiǎn)涓嬨?/p>
銆銆鍦–SDN涓婇潰鐪嬪埌鏈変漢鏈夊悓鏍風(fēng)殑闂錛?a title="鐐規(guī)鏌ョ湅" target="_blank">鐐規(guī)鏌ョ湅銆傜湅浜?jiǎn)涓嬬煡閬撲簡(jiǎn)鍘熸潵鍙互閲囩敤PlainDocument鎺ュ彛鐨勬柟寮忓疄鐜幫紝浣嗘槸鎴戠湅浜?jiǎn)涓嬩唬鐮佸Q屽ソ鍍忔槸杈撳叆涔嬪悗鍐嶅幓鍋氬垽鏂紝濡傛灉涓嶆槸姹夊瓧灝卞幓鎺夎瀛楃銆傚ソ鍍忔湁鐐逛笉絎﹀悎闇姹傘傚彟澶栦竴涓柟寮忔槸閲囩敤鐩戝惉鍣ㄧ殑鏂瑰紡銆傜湅浜?jiǎn)涓嬪Q屽弬鐓т粬鐨勪唬鐮佸啓浜?jiǎn)涓孌佃嚜宸辯殑浠g爜銆?/p>
1
private class NumListener implements KeyListener
{
2
public void keyPressed(KeyEvent e)
{
3
// TODO Auto-generated method stub
4
5
}
6
7
public void keyReleased(KeyEvent e)
{
8
// TODO Auto-generated method stub
9
10
}
11
12
public void keyTyped(KeyEvent e)
{
13
14
char code = e.getKeyChar();
15
16
if (isNumber(code))
{
17
return;
18
} else
{
19
e.consume();
20
}
21
}
22
23
24
}
25
26
瀵規(guī)瘮涓涓婥SDN涓婇偅浣嶅厔寮熺殑鍥炵瓟錛屾垜榪欓噷灝戜簡(jiǎn)寰堝錛屼笉鐭ラ亾浼?xì)涓嶄細(xì)鏈変粈涔堥棶棰樸傝瀹炶瘽錛屾垜涓嶆槑鐧戒粬涓轟粈涔堣鍒ゆ柇杈撳叆妗嗙殑綾誨瀷銆傝屽垽鏂槸鍚︽槸鏁板瓧鐨勪唬鐮佹垜瑙夊緱榪樺彲浠ラ噰鐢ㄦ鍒欒〃杈懼紡錛屼篃鏀歸犱簡(jiǎn)涓涓嬨?/p>
1
private static Pattern NUM_PATTERN = Pattern.compile("\\d*");
2
protected boolean isNumber(char code)
{
3
// if ((code == '0') || (code == '1') || (code == '2')
4
// || (code == '3') || (code == '4') || (code == '5')
5
// || (code == '6') || (code == '7') || (code == '8')
6
// || (code == '9')){
7
// return true;
8
// }
9
Matcher matcher = NUM_PATTERN.matcher(String.valueOf(code));
10
if (matcher.matches())
{
11
return true;
12
}
13
14
return false;
15
}
16
17
浠g爜榪樻槸闇瑕佸畬鍠勶紝榪樻湁瀵逛簬澶嶅埗綺樿創(chuàng)娌℃湁澶勭悊銆?/p>

]]>