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JSP Áгö·þÎñÆ÷»·¾³±äÁ¿

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Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; .NET CLR 2.0.50727; .NET CLR 1.1.4322)¡¡
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env.jsp
<%--
env.jsp
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@version: 1.00
Note:
TODO:
Date: 2005-10-10
@author: BeanSoft
--%>
<%@ page language="java ......

JUnitѧϰ±Ê¼Ç16 ÓÃJSPºÍtaglib½øÐе¥Ôª²âÊÔ3

ÓÃmock objects¶Ôtaglib½øÐе¥Ôª²âÊÔ    ÒòΪJSP²»ÊÇ´¿´âµÄjava´úÂ룬ËùÒÔ£¬Ê¹ÓÃmock½øÐвâÊÔÊÇÐв»Í¨µÄ£¬µ«ÊÇ£¬taglibÈ´ÊÇ´¿´âµÄjava´úÂ룬¿ÉÒÔ²âÊÔ£¬µ«ÊÇËüÒ²ÓÐÂé·³µÄµØ·½£¬ÎÒÃÇҪΪ³éÏóµÄjavaÀàµÄPageContext´´½¨mocks¡£    ÔÚÇ°Ãæ£¬ÎÒÃÇÔøÑ§Ï°ÁËʹÓÃEasyMockºÍDynaMockµÄ¿ò¼ÜÀ´´´½¨mock£¬µ«ÊÇ£¬ËûÃÇʹÓõÄÊÇDynamic ProxyÌØÐÔ£¬ËûÃÇÖ»ÄÜΪ½Ó¿Ú²úÉú´úÀí£¬²»ÄÜÓÃÓÚÀà¡£Õâ´Î£¬ÎÒÃÇʹÓÃMockMaker¡£   °²×°²å¼þµÄµØÖ·ÊÇhttp://mockmaker.org/  °²×°µÄ·½·¨¼òµ¥£¬Google£¡ÏÂÃæ½öѧϰһÏÂÓ÷¨¡£ ÔÚÒªmockµÄÀàÉÏÓÒ¼ü£¬Ñ¡ÔñMockMaker—>select package ÕâÑù¾ÍÔÚÄãÑ¡ÔñµÄλÖÃÉú³ÉÁËmock³ÌÐò¡£ ÏÖÔÚÈÃÎÒÃÇΪDynaPropertiesTagÀàдһ¸ömock²âÊÔ³ÌÐò¡£ package junitbook.pages;
import junit.framework.TestCase;
import org.apache.commons.beanutils.DynaBean;
import org.apache.commons.beanutils.DynaProperty;
import org.apache.commons.beanutils.BasicDynaClass;
import javax.servlet.jsp.tagext.Tag;
public class TestDynaPropertiesMO extends TestCase
{
private DynaPropertiesTag tag;
private MockPag ......

java SSL°²È«socketµÄͨѶʵÀý javaѧϰ±Ê¼Ç(4)

ѧϰÁËSSLµÄ»ù±¾Ô­Àíºó..¶¯ÊÖÓÃjavaÀ´ÊµÏÖÁËÒ»¸ö°²È«Á¬½ÓµÄʵÀý..
1.ʹÓÃkeytool´´½¨ÃÜÔ¿¶Ô..²¢ÔÚ·þÎñ¶ËºÍ¿Í»§¶ËÍê³É·ÖÅä..¾ßÌå·½·¨¿É²Î¿´:java-ʹÓÃkeytoolÀ´´´½¨¹ÜÀíÃÜÔ¿¼°Ö¤ÊéµÈ-javaѧϰ±Ê¼Ç(3)
2.½¨Á¢¿Í»§¶ËºÍ·þÎñ¶ËµÄsocketʵÀý:
¿Í»§¶Ë´úÂëÈçÏÂ:
public class SSLClient {
public static void startSSLClient() throws IOException {
int port = 15408;//ÒªÁ¬½ÓµÄ·þÎñÆ÷¶Ë¿Ú
String serverAdd = "127.0.0.1";//ÒªÁ¬½ÓµÄ·þÎñÆ÷µØÖ·
try {
System.setProperty("javax.net.ssl.trustStore","clientkey.jks");//ÉèÖÿÉÐÅÈεÄÃÜÔ¿²Ö¿â
System.setProperty("javax.net.ssl.trustStorePassword","sslkey1"); //ÉèÖÿÉÐÅÈεÄÃÜÔ¿²Ö¿âµÄÃÜÂë
SSLSocketFactory sslsf = (SSLSocketFactory)SSLSocketFactory.getDefault();//ÀûÓù¤³§À´´´½¨SSLSocket°²È«Ì×½Ó×Ö
Socket csocket = sslsf.createSocket(serverAdd,port);//´´½¨²¢Á¬½Ó·þÎñÆ÷
System.out.println("Client OK~");
System.out.println("===============");
System.out.printl ......

JavaʵÏÖµÄ3D¼ÆËã»úͼÐÎÀà¿âÓëÒýÇæ

¿çƽ̨ÈýάͼÐοª·¢¹¤¾ß°üJava 3D
    ¹Ù·½Ö÷Ò³£ºhttps://java3d.dev.java.net/
    Java 3DÑϸñ×ñÑ­“½¨Ä££­»æÖÆ”·ºÐÍ¡£³¡¾°Í¼£¨scene graph£©µÄ³éÏóÄ£Ðͱ»ÓÃÀ´×éÖ¯ºÍά»¤ÐéÄⳡ¾°ÖеĿÉÊǶÔÏó¼°ÆäÐÐΪ¡£³¡¾°Í¼°üº¬ÁËÐéÄâͼÐÎÊÀ½çµÄÈ«²¿ÐÅÏ¢£¬Java 3D»æÖÆÒýÇæ»á¶Ô³¡¾°Í¼½øÐÐ×Ô¶¯»æÖÆ¡£
    Java 3D¿ªÔ´ÏîÄ¿°üº¬Ò»×é3DͼÐÎAPI£¬ËüÌṩµÄÒ»×éÃæÏò¶ÔÏó½Ó¿ÚÖ§³Ö¼òµ¥¡¢¸ß¼¶±à³ÌÄ£ÐÍ£¬Äã¿ÉÒÔÓÃÓÚ¹¹½¨¡¢Õ¹Ê¾ºÍ¿ØÖÆ3D¶ÔÏóµÄÐÐΪÓë¿ÉÊÓ»¯»·¾³¡£Java3DÏîÄ¿°üÀ¨j3d-core(Java3D APIµÄºËÐÄ)¡¢ vecmath(3DʸÁ¿Êýѧ°ü)¡¢j3d-core-utils£¨Java3DºËÐÄutilitie£©¡¢Java3D VRML97 LoaderµÈ×ÓÏîÄ¿¡£
    Java 3DÊÇSun¹«Ë¾¿ª·¢µÄÒ»ÖÖÊÊÓÃÓÚInternet»·¾³µÄ¿çƽ̨ÈýάͼÐοª·¢¹¤¾ß°ü£¬Ò²ÊÇÒ»¸ö½»»¥Ê½ÈýάͼÐÎÓ¦Óñà³Ì½Ó¿Ú£¨API£©£¬Í¬Ê±¾ßÓÐͼÏñ´¦Àí¡¢»æÖÆ2DͼÐΡ¢½»»¥Ê½Óû§½çÃæÉè¼ÆµÈ¹¦ÄÜ¡£
    Java 3DÊǶÔJavaµÄÒ»¸öÓÃÀ´ÏÔʾÈýάͼÐεÄÀ©Õ¹£¬ÓÃJava 3D±àдµÄ³ÌÐò¿ÉÒÔÔËÐÐÔںܶ಻ͬÀàÐ͵ļÆËã»ú»ò»¥ÁªÍøÉÏ¡£Java 3DÀà¿âÌṩÁË±ÈÆäËü¶àÊýͼÐοâ¸ü¼òµ¥µÄ½Ó¿Ú£¬µ«ÈÔÓÐ×ã¹»µÄÄÜÁ¦ÖÆ×÷²»´íµÄÓÎÏ·ºÍ¶¯»­¡ ......

Java ¾²Ì¬´úÀíºÍ¶¯Ì¬´úÀí

1. ´úÀíģʽÖ÷ÒªÓÐÁ½ÖÖ£º¾²Ì¬´úÀíºÍ¶¯Ì¬´úÀí
2. ¾²Ì¬´úÀí£º
±ÈÈçÒªÔÚÊä³ö“HelloWorld”ǰ´òÓ¡Ò»¸ö×Ö·û´®“Welcome”
A:Ïȶ¨ÒåÒ»¸ö½Ó¿ÚÀà
Java´úÂë
package ttitfly.proxy;       
      
public interface HelloWorld {       
    public void print();       
//  public void say();       
}   
package ttitfly.proxy;

public interface HelloWorld {
public void print();
// public void say();
}
  
B: ¶¨ÒåÒ»¸ö¸Ã½Ó¿ÚµÄʵÏÖÀà
java ´úÂë
Java´úÂë
package ttitfly.proxy;       
      
public class HelloWorldImpl implements HelloWorld{       
      
   &n ......

Java»ñȡϵͳӲÅ̺ÍÄÚ´æÊ¹ÓÃÇé¿ö£»

ʹÓÃÀàjava.io.File
1.»ñȡϵͳӲÅÌÐÅÏ¢£º
public static String getDiskInfo() {
StringBuffer sb=new StringBuffer();
File[] roots = File.listRoots();// »ñÈ¡´ÅÅÌ·ÖÇøÁбí
for (File file : roots) {
long totalSpace=file.getTotalSpace();
long freeSpace=file.getFreeSpace();
long usableSpace=file.getUsableSpace();
if(totalSpace>0){
sb.append(file.getPath() + "(×ܼƣº");
sb.append(Math.round(((double)totalSpace/ (1024*1024*1024))*100/100.0) + "GB ");
if(Math.round((((double)usableSpace/ (1024*1024*1024))*100)/100.0)<=1){
sb.append("Ê£Óࣺ" + Math.round((((double)usableSpace/ (1024*1024))*100)/100.0) + "MB)<br>");
}else{
sb.append("Ê£Óࣺ" + Math.round((((double)usableSpace/ (1024*1024*1024))*100)/100.0) + "GB)<br>");
}
// sb.append("ÒÑʹÓÃ" + Math.round((((double)(totalSpace-usableSpace)/(1024*1024*1024))*100)/100.0) + "G<br>");
......
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