JavaÖеÄÄÚ²¿ÀàºÍÄäÃûÀà
ÌáÆðJavaÄÚ²¿ÀࣨInner Class£©¿ÉÄܺܶàÈ˲»Ì«ÊìϤ£¬Êµ¼ÊÉÏÀàËÆµÄ¸ÅÄîÔÚC++ÀïÒ²ÓУ¬ÄǾÍÊÇǶÌ×ÀࣨNested Class£©£¬¹ØÓÚÕâÁ½ÕßµÄÇø±ðÓëÁªÏµ£¬ÔÚÏÂÎÄÖлáÓжԱȡ£ÄÚ²¿Àà´Ó±íÃæÉÏ¿´£¬¾ÍÊÇÔÚÀàÖÐÓÖ¶¨ÒåÁËÒ»¸öÀࣨÏÂÎĻῴµ½£¬ÄÚ²¿Àà¿ÉÒÔÔÚºÜ¶àµØ·½¶¨Ò壩£¬¶øÊµ¼ÊÉϲ¢Ã»ÓÐÄÇô¼òµ¥£¬Õ§¿´ÉÏÈ¥ÄÚ²¿ÀàËÆºõÓÐЩ¶àÓ࣬ËüµÄÓô¦¶ÔÓÚ³õѧÕßÀ´Ëµ¿ÉÄܲ¢²»ÊÇÄÇôÏÔÖø£¬µ«ÊÇËæ×ŶÔËüµÄÉîÈëÁ˽⣬Äã»á·¢ÏÖJavaµÄÉè¼ÆÕßÔÚÄÚ²¿ÀàÉíÉϵÄÈ·ÊÇÓÃÐÄÁ¼¿à¡£Ñ§»áʹÓÃÄÚ²¿À࣬ÊÇÕÆÎÕJava¸ß¼¶±à³ÌµÄÒ»²¿·Ö£¬Ëü¿ÉÒÔÈÃÄã¸üÓÅÑŵØÉè¼ÆÄãµÄ³ÌÐò½á¹¹¡£ÏÂÃæ´ÓÒÔϼ¸¸ö·½ÃæÀ´½éÉÜ£º
µÚÒ»´Î¼ûÃæ
public interface Contents {
int value();
}
public interface Destination {
String readLabel();
}
public class Goods {
private class Content implements Contents {
private int i = 11;
public int value() {
return i;
}
}
protected class GDestination implements Destination {
private String label;
private GDestination(String whereTo) {
label = whereTo;
}
public String readLabel() {
return label;
}
}
public Destination dest(String s) {
return new GDestination(s);
}
public Contents cont() {
return new Content();
&
Ïà¹ØÎĵµ£º
ÕâÊÇJAVAÖеÄÒ»¸ö×÷Òµ£¬
Ч¹ûͼ£º
»¿òÖй²ÓÐÁù¸öÇò£¬ËüÃÇÅöµ½Ç½Ö®ºóÄܹ»·´µ¯£¬¶øÇÒÏ໥Åöײ֮ºóÄÜÏ໥Åöײ¡£
ÒªÓõ½µÄ֪ʶ£º ......
Ò»¸öÓÅÐãµÄjava±à³Ì³ÌÐòÔ±±ØÐëÁ˽âGCµÄ¹¤×÷ÔÀí¡¢ÈçºÎÓÅ»¯GCµÄÐÔÄÜ¡¢ÈçºÎÓëGC½øÐÐÓÐÏ޵Ľ»»¥£¬ÒòΪÓÐһЩӦÓóÌÐò¶ÔÐÔÄÜÒªÇó½Ï¸ß£¬ÀýÈçǶÈëʽϵͳ¡¢ÊµÊ±ÏµÍ³µÈ£¬Ö»ÓÐÈ«ÃæÌáÉýÄÚ´æµÄ¹ÜÀíЧÂÊ £¬²ÅÄÜÌá¸ßÕû¸öÓ¦ÓóÌÐòµÄÐÔÄÜ¡£±¾ÆªÎÄÕÂÊ×Ïȼòµ¥½éÉÜGCµÄ¹¤×÷ÔÀíÖ®ºó£¬È»ºóÔÙ¶ÔGCµÄ¼¸¸ö¹Ø¼üÎÊÌâ½øÐÐÉîÈë̽ÌÖ£¬×îºóÌá³öһЩjava± ......
¶¨Òå:¶¨ÒåÁËËã·¨×壬·Ö±ð·â×°ÆðÀ´£¬ÈÃËüÃÇÖ®¼ä¿ÉÒÔ»¥ÏàÌæ»»£¬´ËģʽÈÃËã·¨µÄ±ä»¯¶ÀÁ¢ÓÚʹÓÃËã·¨µÄ¿Í»§¡£
ÊÊÓÃÐÔ
Ðí¶àÏà¹ØµÄÀà½ö½öÊÇÐÐΪÓÐÒì¡£“²ßÂÔ”ÌṩÁËÒ»ÖÖÓöà¸öÐÐΪÖеÄÒ»¸öÐÐΪÀ´ÅäÖÃÒ»¸öÀàµÄËã·¨¡£
ÐèҪʹÓÃÒ»¸öËã·¨µÄ²»Í¬±äÌå¡£ÀýÈ磬Äã¿ÉÄܻᶨÒåһЩ·´Ó³²»ÈݵĿռä/ʱ¼äȨºâµÄËã·¨¡£µ±ÕâЩ±äÌåʵ ......
//create a new Document
DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
DocumentBuilder db = dbf.newDocumentBuilder();
Document d = db.newDocument();
//add root Node
Element noteuser = d.createElement("note-users");
d.appendChil ......