JavaÖÐthrowºÍthrowsµÄÇø±ð
ϵͳ×Ô¶¯Å׳öµÄÒì³£
ËùÓÐϵͳ¶¨ÒåµÄ±àÒëºÍÔËÐÐÒì³£¶¼¿ÉÒÔÓÉϵͳ×Ô¶¯Å׳ö£¬³ÆΪ±ê×¼Òì³££¬²¢ÇÒ Java Ç¿ÁÒµØÒªÇóÓ¦ÓóÌÐò½øÐÐÍêÕûµÄÒì³£´¦Àí£¬¸øÓû§ÓѺõÄÌáʾ£¬»òÕßÐÞÕýºóʹ³ÌÐò¼ÌÐøÖ´ÐС£
Óï¾äÅ׳öµÄÒì³£
Óû§³ÌÐò×Ô¶¨ÒåµÄÒì³£ºÍÓ¦ÓóÌÐòÌض¨µÄÒì³£,±ØÐë½èÖúÓÚ throws ºÍ throw Óï¾äÀ´¶¨ÒåÅ׳öÒì³£¡£
throwÊÇÓï¾äÅ׳öÒ»¸öÒì³£¡£
Óï·¨£ºthrow (Òì³£¶ÔÏó);
throw e;
throwsÊÇ·½·¨¿ÉÄÜÅ׳öÒì³£µÄÉùÃ÷¡£(ÓÃÔÚÉùÃ÷·½·¨Ê±£¬±íʾ¸Ã·½·¨¿ÉÄÜÒªÅ׳öÒì³£)
Óï·¨£º[(ÐÞÊηû)](·µ»ØÖµÀàÐÍ)(·½·¨Ãû)([²ÎÊýÁбí])[throws(Òì³£Àà)]{......}
public void doA(int a) throws Exception1,Exception3{......}
¾ÙÀý£º
throws E1,E2,E3Ö»ÊǸæËß³ÌÐòÕâ¸ö·½·¨¿ÉÄÜ»áÅ׳öÕâЩÒì³££¬·½·¨µÄµ÷ÓÃÕß¿ÉÄÜÒª´¦ÀíÕâЩÒì³££¬¶øÕâЩÒì³£E1£¬E2£¬E3¿ÉÄÜÊǸú¯ÊýÌå²úÉúµÄ¡£
throwÔòÊÇÃ÷È·ÁËÕâ¸öµØ·½ÒªÅ׳öÕâ¸öÒì³£¡£
È磺 void doA(int a) throws Exception1,Exception3{
try{
......
}catch(Exception1 e){
throw e;
}catch(Exception2 e){
System.out.println("³ö´íÁË£¡");
}
if(a!=b)
throw new Exception3("×Ô¶¨ÒåÒì³£");
}
´úÂë¿éÖпÉÄÜ»á²úÉú3¸öÒì³££¬(Exception1,Exception2,Exception3)¡£
Èç¹û²úÉúException1Òì³££¬Ôò²¶»ñÖ®ºóÔÙÅ׳ö£¬Óɸ÷½·¨µÄµ÷ÓÃÕßÈ¥´¦Àí¡£
Èç¹û²úÉúException2Òì³££¬Ôò¸Ã·½·¨×Ô¼º´¦ÀíÁË£¨¼´System.out.println("³ö´íÁË£¡");£©¡£ËùÒԸ÷½·¨¾Í²»»áÔÙÏòÍâÅ׳öException2Òì³£ÁË£¬void doA() throws Exception1,Except
Ïà¹ØÎĵµ£º
Ç廪´óѧ³ö°æÉ硶Java³ÌÐòÔ±£¬ÉÏ°àÄǵãʶù¡·×÷ÕߣºÖÓÉù Õ½ڣº1.1С½Ú
ÎÒÃǸոսøÈë±¾ÊéµÄÕýÌâ¾ÍÄóöÒ»¸öËײ»¿ÉÄÍ“Ç®”×ÖÀ´ºÍ´ó¼Ò´ó̸ÌØ̸£¬Î´Ãâ²»ÑÅ¡£µ«ÊÇ£¬ÎÒ»¹ÊÇÒªÔÚÒ»¿ªÊ¼¾ÍҪ˵Õâ¸öÎÊÌ⣬ÒòΪÕâÊǺܶàÅóÓѹØÐĵÄÎÊÌ⣬Ϊʲô²»ÏÈ˵ ......
1¡¢ÃæÏò¶ÔÏóµÄÌصã
³éÏó£º
³éÏóÊÇ»òÂÔÒ»¸öÖ÷ÌâÖÐÓ뵱ǰĿ±êµÄÎ޹صÄÒòËØ£¬Ò»±ß³ä·Ö¿¼ÂÇÓйصÄÄÚÈÝ¡£³éÏó²¢²»Äܽâ¾öÄ¿±êÖÐËùÓеÄÎÊÌ⣬ֻÄÜÑ¡ÔñÆäÖеÄÒ»²¿·Ö£¬ºöÂÔÆäËûµÄ²¿·Ö¡£³éÏó°üº¬Á½¸ö·½Ã棺һÊǹý³Ì³éÏó£»Ò»ÊÇÊý¾Ý³éÏó¡£
¼Ì³Ð
¼Ì³ÐÊÇÒ»ÖÖÁª½ÓÀàµÄ²ã´ÎÄ£ÐÍ£¬ÔÊÐíºÍ¹ÄÀøÀàµÄÖØÓã¬ÌṩÁËÒ»ÖÖÃ÷È·µÄ¹²ÐԵķ½·¨¡£¶ÔÏóµ ......
ת×Ô£ºhttp://tieba.baidu.com/f?kz=692446591
ÔõôѧϰJava£¬ÕâÊǺܶàÐÂÊÖ¾³£»áÎÊÎÒµÄÎÊÌ⣬ÏÖÔÚÎÒ¼òµ¥ÃèÊöÏÂÒ»¸öJava³õѧÕßµ½¾ÍҵҪѧµ½µÄһЩ¶«Î÷£º
Ê×ÏÈÒªÃ÷°×JavaÌåϵÉè¼Æµ½µÃÈý¸ö·½Ã棺J2SE,J2EE,J2ME£¨KJAVA£©¡£J2SE£¬Java 2 Platform Standard Edition£¬ÎÒÃǾ³£Ëµµ½µÄJDK£¬¾ÍÖ÷ÒªÖ¸µÄÕâ¸ö£ ......
Òì³£ÊÇÖ¸³ÌÐòÔËÐÐÆÚ¼ä³öÏÖµÄÎÊÌâ¡£ÔÚд³ÌÐòʱ£¬È·Êµ¿ÉÒÔд´úÂë²âÊÔ³ÌÐòÊÇ·ñÕýÈ·Ö´ÐУ¬Èç¹ûûÓÐÖ´ÐУ¬ÔòÖ´ÐдíÎó´¦Àí¡£¾¡¹ÜÕâÖÖÐÎʽµÄ´íÎó´¦ÀíÄܹ»Æðµ½×÷Ó㬵«³ÌÐòÂß¼Óë´íÎó´¦ÀíÒ»Æð»ìÓ㬻áʹµÃ³ÌÐòÄÑÒÔÔĶÁ‘Ð޸ġ£Èç¹ûDZÔÚµÄÎÊÌ⼫ÉÙ·¢Éú£¬Ôò»ìÓóÌÐòºÍ´íÎó´¦ÀíÂß¼½²½µµÍ³ÌÐòµÄÐÔÄÜ¡£Òì³£´¦Àíʹ³ÌÐòÔ±Äܹ»´Ó³ÌÐòÖ ......
Ò»¡¢ÏîÄ¿°æ±¾¹æ·¶£º
1¡¢°æ±¾ºÅÃüÃû¸ñʽ£º
V Ö÷°æ±¾ºÅ.´Î°æ±¾ºÅ.ÐÞÕû°æ±¾ºÅ
a£®³õʼ°æ±¾ºÅΪV1.0.0£»
b£®ÀàÊôÐÔ»òÀà·½·¨µÄÄÚÈÝ·¢Éú±ä»¯Ê±£¬Ö÷°æ±¾ºÅºÍ´Î°æ±¾ºÅ¶¼²»±ä£¬ÐÞÕû°æ±¾ºÅ¼Ó 1£»
c£®Ôö¼ÓÁËÀà»ò½Ó¿Ú·½·¨Ê±£¬Ö÷°æ±¾ºÅ²»±ä£¬´Î°æ±¾ºÅ¼Ó 1£¬ÐÞÕû°æ±¾ºÅ¸´Î»Îª0£»
d£®Ôö¼ÓÁËÀà»ò½Ó¿Úʱ£¬Ö÷°æ±¾ºÅ¼Ó1£¬´Î°æ±¾ºÅ¸´Î»Îª0 ......