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1.2.3.ConstructorÀࣺ
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Constructor[] constructor = Class.forName(“java.lang.String”).getConstructor();
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Constructor constructor =
Class.forName(“java.lang.String”).getConstructor(StringBuffer.class);
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1.2.4.FieldÀࣺ
Field´ú±íij¸öÀàµÄÒ»¸ö³ÉÔ±±äÁ¿¡£ÌṩÓйØÀà»ò½Ó¿ÚµÄÊôÐÔµÄÐÅÏ¢£¬ÒÔ¼°¶ÔËüµÄ¶¯Ì¬·ÃÎÊȨÏÞ¡£·´ÉäµÄ×ֶοÉÄÜÊÇÒ»¸öÀࣨ¾²Ì¬£©ÊôÐÔ»òʵÀýÊôÐÔ£¬¼òµ¥µÄÀí½â¿ÉÒÔ°ÑËü¿´³ÉÒ»¸ö·â×°·´ÉäÀàµÄÊôÐÔµÄÀà¡£
public void setAccessible(boolean flag)
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public void set(Object obj,Object value)
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public Object get(Object obj)
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public class ReflectPoint {
private int x;
public int y;
public ReflectPoint(int x, int y) {
this.x = x;
this.y = y;
}
public int getX() {
return x;
}
public void setX(int x) {
this.x = x;
}
public int getY() {
return y;
}
public void setY(int y) {
this.y = y;
}
}
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ReflectPoint pt1 = new ReflectPoint(3,5);
Field fieldY = pt1.getClass().getField("y");
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create PROCEDURE pagelist
@tablename nvarchar(50),
@fieldname nvarchar(50)='*',
@pagesize int output,--ÿҳÏÔʾ¼Ç¼ÌõÊý
@currentpage int output,--µÚ¼¸Ò³
@orderid nvarchar(50),--Ö÷¼üÅÅÐò
@sort int,--ÅÅÐò·½Ê½£¬1±íʾÉýÐò£¬0±íʾ½µÐòÅÅÁÐ
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Integer.toHexString(int i)
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Integer.toOctalString(int i)
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Integer.toBinaryString(int i)
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Integer.valueOf("FFFF",16).toString()
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Integer.valueOf("876",8).toString()
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.classÆäʵÊÇÔÚjavaÔËÐÐʱ¾Í¼ÓÔؽøÈ¥µÄ
getClass()ÊÇÔËÐгÌÐòʱ¶¯Ì¬¼ÓÔصÄ
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Ê×ÏȽ¨Ò»¸ö»ùÀàBaseclass
package classyongfa;
public class Baseclass {
private String height;
public String getHeight()
{
return height;
}
public void setHeight(String height)
{
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package chen;
import java.util.Date;
public class Sort {
/**
* ðÅÝÅÅÐò
* @param list
* @author chenpengye
*/
public void sort(int[] list){
long begain=new Date().getTime();
&n ......