Javaͨ¹ýJNIµ÷ÓÃdllÎļþ
¹ÇÍ·µÄ³ÌÐòÊÇJAVAдµÄ£¬ÕÔ¹¤µÄAI¿âÊÇÒ»¸ölib£¬ÄÇôǿ´ó²»ÓÃÌ«¿ÉϧÁË£¬ÈÝÎÒÏëÏë......
¼òµ¥À´Ëµ£º
0-Java ½¨Á¢ÐèÇóº¯ÊýÄ£°å
1-ʹÓà javah xxx.class ¹¤¾ßÉú³É.hÎļþ
2-°Ñjni.h¡¢jni_md.hºÍ¸Õ²ÅÉú³ÉµÄ.hÎļþ·Åµ½VS½¨Á¢µÄdll¿ÕÏîÄ¿Àï
3-Éú³É¿ÉÒÔµ÷ÓõÄdll
´ó¹¦¸æ³É
Ïêϸµã£º
ÀýÈçÄãÒªÓÃdll ʵÏÖÒ»¸öMax()º¯ÊýµÄ¹¦ÄÜ£¬ÏȰÑÕâ¸öÎļþ±àÒë³ÉclassÎļþ
È»ºóÓà javah Éú³É.h Îļþ
public class TestNative {
private native static int Max(int a, int b);
static {
System.loadLibrary("VCdll");
}
public static void main(String[] args) {
System.out.println(Max(4, 5));
}
}
visual Studio À
0-н¨->Win32->Win32ÏîÄ¿->Æð¸öÃûmydll->ÏÂÒ»²½->DLLºÍ¿ÕÏîÄ¿->Íê³É
1-°Ñjni.h¡¢jni_md.hºÍ¸Õ²ÅÉú³ÉµÄ.hÎļþ·Åµ½Í·ÎļþÀï
2-Ìí¼ÓÐÂÏîÄ¿->н¨c++Îļþ->cppÎļþÀïÒýÓøղÅÉú³ÉµÄ.hÎļþ->ʵÏÖÏà¹Ø·½·¨->
3-Éú³Édll
4-·ÅÔÚjavaÎļþĿ¼Ï£¬ok
Ïà¹ØÎĵµ£º
ListµÄÓ÷¨
List°üÀ¨List½Ó¿ÚÒÔ¼°List½Ó¿ÚµÄËùÓÐʵÏÖÀà¡£ÒòΪList½Ó¿ÚʵÏÖÁËCollection½Ó¿Ú£¬ËùÒÔList½Ó¿ÚÓµÓÐCollection½Ó¿ÚÌṩµÄËùÓг£Ó÷½·¨£¬ÓÖÒòΪListÊÇÁбíÀàÐÍ£¬ËùÒÔList½Ó¿Ú»¹ÌṩÁËһЩÊʺÏÓÚ×ÔÉíµÄ³£Ó÷½·¨£¬Èç±í1Ëùʾ¡£
±í1 List½Ó¿Ú¶¨ÒåµÄ³£Ó÷½·¨¼°¹¦ÄÜ
´Ó±í1¿ÉÒÔ¿´³ö£¬List½Ó¿ÚÌṩµÄÊʺÏÓÚ×ÔÉíµÄ ......
×î½ü¹«Ë¾Åöµ½ÐèÒªÓÃͼ±íµÄÐÎʽÏÔʾһЩÊý¾Ý£¬ÎҾͿªÊ¼µ½ÍøÉϲéѯ£¬²éµ½ÁËjfreechartºÍamcharts,ÕâÁ½ÕßÎÒ¶¼ÊµÏÖ¹ýÁË£¬jfreechart×îºóÉú³ÉͼƬ£¬µ«ÊÇͼƬЧ¹û²»ÊÇÎÒÏëÒªµÄ£¬È»ºóÓÖÑо¿amcharts ËüµÄЧ¹ûȷʵºÜºÃ£¬¶øÇÒ¹Ù·½ÍøÕ¾ÉÏ»¹ÓкÃЩÀý×ӿɹ©ÏÂÔØ£¬ÍøÖ·ÊÇ:www.amcharts.com
£¨ÏëÒªÍê³ÉÒ»¸öamchartsͼÐÎÐèÒªswfobjects. ......
×î½üÐèҪдһ¶Î³ÌÐò£¬Íê³ÉÒÔÏµĹ¤×÷£¬ÓÃjava½«Êý¾ÝÒÔ¶þ½øÖƵÄÐÎʽдÈëÎļþÖУ¬È»ºóÓÃC¶Á³ö´Ë¶þ½øÖÆÎļþ¡£
¿ªÊ¼µÄʱºòûÓп¼ÂÇ»úÆ÷µÄ×Ö½ÚÐò£¬Ö±½Ó¸ã³ösegment fault.ÏëÁ˺ܾ㬲ÅÃ÷°×ÔÀ´ÊÇjavaºÍCµÄ×Ö½ÚÐòÊDz»Ò»ÑùµÄ¡£
javaÖеÄ×Ö½ÚÐòÊÇbig endianµÄ£¬ËüÊÇÓë»úÆ÷Î޹صġ£¶øcµÄ×Ö»úÐòÊÇ»úÆ÷Ïà¹ØµÄ£¬¶øµ±Ç°ÓõĻúÆ÷ÊÇx84 ......
1.[http://www.javaalmanac.com] Java¿ª·¢ÕßÄê¼øÒ»ÊéµÄÔÚÏß°æ±¾. ÒªÏë¿ìËٲ鵽ijÖÖJava¼¼ÇɵÄÓ÷¨¼°Ê¾Àý´úÂë, ÕâÊÇÒ»¸ö²»´íµÄÈ¥´¦.
2.[http://www.onjava.com] OReillyµÄJavaÍøÕ¾. ÿÖܶ¼ÓÐÐÂÎÄÕÂ.
3.[http://java.sun.com] ¹Ù·½µÄJava¿ª·¢ÕßÍøÕ¾ ÿÖܶ¼ÓÐÐÂÎÄÕ·¢±í.
4.[http://www.developer.com/java] ......
Java±¾µØ½Ó¿Ú(Java Native Interface (JNI))ÔÊÐíÔËÐÐÔÚJavaÐéÄâ»ú(Java Virtual
Machine (JVM))ÉϵĴúÂëµ÷Óñ¾µØ³ÌÐòºÍÀà¿â£¬»òÕß±»ËüÃǵ÷Óã¬ÕâЩ³ÌÐòºÍÀà¿â¿ÉÒÔÊÇÆäËüÓïÑÔ±àдµÄ£¬±ÈÈçC¡¢C++»òÕß»ã±àÓïÑÔ¡£
¡¡¡¡µ±Ò»¸ö³ÌÐòÎÞ·¨ÍêȫʹÓÃJava±àдʱ£¬¿ª·¢Õß¿ÉÒÔͨ¹ýJNIÀ´±àд±¾µØ·½·¨£¬±ÈÈç±ê×¼JavaÀà¿â²¢²»Ö§³ÖµÄÒÀÀµÓÚÆ ......