Java reflection´úÂëʾÀý
package com.mywebtest.common;
import java.lang.reflect.Array;
import java.lang.reflect.Constructor;
import java.lang.reflect.Field;
import java.lang.reflect.Method;
import java.lang.reflect.Modifier;
/**
* Java reflection ·Ç³£ÓÐÓã¬ËüʹÀàºÍÊý¾Ý½á¹¹Äܰ´Ãû³Æ¶¯Ì¬¼ìË÷Ïà¹ØÐÅÏ¢£¬²¢ÔÊÐíÔÚÔËÐÐ×ŵijÌÐòÖвÙ×÷ÕâЩÐÅÏ¢¡£
* Java µÄÕâÒ»ÌØÐԷdz£Ç¿´ó£¬²¢ÇÒÊÇÆäËüһЩ³£ÓÃÓïÑÔ£¬Èç C¡¢C++¡¢Fortran »òÕß Pascal µÈ¶¼²»¾ß±¸µÄ¡£
*/
public class ReflectionTest {
public double d;
public ReflectionTest() {
}
public ReflectionTest(int a, int b) {
System.out.println("a = " + a + " b = " + b);
}
public static void main(String[] args) {
try {
//»ñµÃÒ»¸öClass¶ÔÏóµÄ·½·¨Ö®Ò»,»¹ÓÐÁíÒ»ÖÖ·½·¨ÈçÏÂÃæµÄÓï¾ä£ºClass c = int.class;»òÕßClass c = Integer.TYPE;
Class c = Class.forName(args[0]);
//ÕÒ³öÀàµÄ·½·¨
Method m[] = c.getDeclaredMethods();
for (int i = 0; i < m.length; i++) {
System.out.println(m[i].toString());
}
//»ñÈ¡¹¹ÔìÆ÷ÐÅÏ¢,»ñÈ¡À๹ÔìÆ÷µÄÓ÷¨ÓëÉÏÊö»ñÈ¡·½·¨µÄÓ÷¨ÀàËÆ
&
Ïà¹ØÎĵµ£º
public class JavaPlus {
public static void main(String[] args) {
int x = 5;
x++;// x = x + 1;//ºó¼Ó¼Ó
System.out.println(x);
x--;// x = x - 1;//ºó¼õ¼õ
System.out.println(x);
++x;// x = x + 1;//ǰ¼Ó¼Ó
Sys ......
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1.readFile·½·¨£¬Ö÷Òª²ÉÓÃFileReaderÀ´¶ÁÈ¡Îļþ£¬²»ÄÜÖ¸¶¨±àÂë
2.readFileByInputStream·½·¨£¬²ÉÓÃInputStreamReaderÀ´¶ÁÈ¡Îļþ£¬¿ÉÒÔÖ¸¶¨±àÂë ......
package zzq.main;
import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.lang.reflect.Array;
import java.util.ArrayList;
import java.util.Arrays;
/************************************************************************
* CÓïÑÔȤζ³ÌÐò£¨²»µ½£©°ÙÀý-Ö®JavaʵÏÖ
*
* 0 ......
http://blog.csdn.net/silentbalanceyh/archive/2009/09/24/4587371.aspx
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