Ò׽ؽØÍ¼Èí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

Java·´ÉäÖÐMethodÀàinvoke·½·¨µÄÓ÷¨

/**
* InvokeTester.java
* °æÈ¨ËùÓÐ(C) 2010 cuiran2001@163.com
* ´´½¨:´ÞȽ 2010-2-9 ÏÂÎç02:07:13
*/
package com.timer.demo.objectsocket;
import java.lang.reflect.Method;
/**
* @author ´ÞȽ
*
*/
public class InvokeTester {
public int add(int param1, int param2) {
return param1 + param2;
}
public String echo(String mesg) {
return "echo" + mesg;
}
public static void main(String[] args) throws Exception {
Class classType = InvokeTester.class;
Object invokertester = classType.newInstance();

Method addMethod = classType.getMethod("add", new Class[] { int.class,
int.class });
//MethodÀàµÄinvoke(Object obj,Object args[])·½·¨½ÓÊյIJÎÊý±ØÐëΪ¶ÔÏó£¬
//Èç¹û²ÎÊýΪ»ù±¾ÀàÐÍÊý¾Ý£¬±ØÐëת»»ÎªÏàÓ¦µÄ°ü×°ÀàÐ͵ĶÔÏó¡£invoke()·½·¨µÄ·µ»ØÖµ×ÜÊǶÔÏó£¬
//Èç¹ûʵ¼Ê±»µ÷Óõķ½·¨µÄ·µ»ØÀàÐÍÊÇ»ù±¾ÀàÐÍÊý¾Ý£¬ÄÇôinvoke()·½·¨»á°ÑËüת»»ÎªÏàÓ¦µÄ°ü×°ÀàÐ͵ĶÔÏó£¬
//ÔÙ½«Æä·µ»Ø

Object result = addMethod.invoke(invokertester, new Object[] {
new Integer(100), new Integer(200) });
//ÔÚjdk5.0ÖÐÓÐÁË×°Ïä ²ðÏä»úÖÆ new Integer(100)¿ÉÒÔÓÃ100À´´úÌæ£¬ÏµÍ³»á×Ô¶¯ÔÚint ºÍintegerÖ®¼äת»»
System.out.println(result);
Method echoMethod = classType.getMethod("echo",
new Class[] { String.class });
result = echoMethod.invoke(invokertester, new Object[] { "hello"});
System.out.println(result);
}
}


Ïà¹ØÎĵµ£º

java¶àÏ̱߳£´æoracleµÄblob×Ö¶ÎÔÚ±¾µØÉú³ÉͼÏñ

ǰЩÈÕ×ÓÕÛÌÚµÄÔÚÏßÅÄÕÕ£¬ÓÉÓÚÖ»ÊǸüÐÂblob×ֶΣ¬Ã»ÓÐÔÚ±¾µØ±£´æÕÕÆ¬£¬µ¼Ö¿ͻ§ÅÄÄÔÃÅÏëÒªµÄʱºò²»ÄÜÂíÉÏÄóöÀ´¡£Ã»ËµµÄË­Èù˿ÍÊÇÉϵÛÄØ£¬×ö°É¡£Ê¹ÓÃÏ̳߳ش´½¨Èý¸öÏß³ÌÈÃ×Ô¶¨Ò»¸öÏß³ÌÄ¿±ê¹²Ïí£¨Ò²¾ÍÊǰѱíÀïµÄ¼Ç¼·Ö³Én×éͬʱִÐе¼³ö£©¡£³ÌÐòºÜ¼òµ¥£¬Ò»¹²ËĸöÀàºÍÒ»¸öojdbc14.jar°ü¡£ÓÉÓÚsqlÓï¾äд´íÁËÔì³É¶à¸öÏ̶߳ÔÒ»¸ ......

s60 ÊÖ»ú JavaÈí¼þ°²×°³åÍ»½â¾ö

¡¡JavaÈí¼þÓÐMIDP2.0ºÍMIDP1.0Á½ÖÖ¡£Òò´Ë£¬ÎÒÃÇÔÚ°²×°JavaÈí¼þʱ£¬Ê×ÏÈÐèÒª¸ù¾ÝÈí¼þÌṩµÄÐÅÏ¢ÅжÏÈí¼þÊÇ·ñÊʺÏ×Ô¼ºµÄÊÖ»ú£¬´Ó¶ø±ÜÃâ°²×°Ö®ºóÎÞ·¨Ê¹ÓõÄÇé¿ö·¢Éú¡£ ´ËÍ⣬ÓÐЩÈí¼þ¿ÉÄÜ»áÓëÊÖ»úÄÚÒѾ­°²×°µÄÈí¼þÓгåÍ»£¬ÔÚ°²×°Ç°Ò²Ó¦×Ðϸ¿´Çå³þÏà¹ØËµÃ÷¡£
¡¡¡¡°²×°³£¼ûÎÊÌâ½â´ð
¡¡¡¡Ö¢×´1£º°²×°Íê³ÉºóÈ´×Ô¶¯É¾³ý£¬»òÏÔʾÎÞ ......

JavaʵÑéÐĵÃ

µÚ1Õ JavaÓïÑÔ¸ÅÊö
1.1 ֪ʶ¸ÅÀ¨
1.2 ʵÑéÁ·Ï°
1.2.1 Ò»¸ö¼òµ¥µÄÓ¦ÓóÌÐò
classÀï²»ÄÜÔÙÓÐclass£¬ÎÞÂÛÓÐûÓÐpublicÐÞÊΣ¬class¶¼ÊÇÆ½ÐйØÏµ£¬ÔÚbinÎļþ¼ÐÖлá²úÉú¸÷×ÔµÄ×Ö½ÚÂëÎļþ¡£Í¬Ò»¸ö.javaÔ´ÎļþÖÐÖÁ¶àÓÐÒ»¸öpublic class£¬Èç¹û²»ÏëÔÙÒ»¸öÔ´ÎļþÖÐд¶à¸öÀ࣬¾Í¸÷×ÔдԴ³ÌÐò£¬²¢°ÑÀ๫Ó㬼´ÓÃpublicÐÞÊΡ£
1.2.2 ......

Java¶¨Ê±ÈÎÎñµÄʵÏÖ

¢Ù¼Ì³ÐTimerTask£¬ÖØÐ´run·½·¨
package bamboo.task;
import java.util.TimerTask;
public class TimeTaskTest extends TimerTask{
 @Override
 public void run() {
  System.out.println("hi");
 }
}
¢Úͨ¹ýtimerÀ´ÉèÖÃij¸öʱ¼äÀ´µ÷Ó㬻òÕßÊÇÏà¸ô¶à³¤Ê±¼äµ÷ÓÃ
package bamboo.test; ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ