java·¾¶
import java.io.File;
/**
* @description <p>java ·¾¶</p>
* @author swandragon
* @date Nov 5, 2009
*/
public class FilePath{
/**
* ¿ª·¢Öв»ÒªÊ¹ÓÃSystem.getProperty("user.dir")»ñÈ¡µ±Ç°Óû§Ä¿Â¼µÄÏà¶Ô·¾¶
* Ò²¾¡¿ÉÄܲ»ÒªÊ¹Óþø¶Ô·¾¶£¬Ê¹Óþø¶Ô·¾¶Ê±¿ÉÒÔÔÚÅäÖÃÎļþÖÐÅäÖã¬ÏîÄ¿ÖжÁÈ¡ÅäÖÃÎļþ
* Ó¦¾¡¿ÉÄܵÄʹÓÃÏà¶Ô·¾¶£¬ÍƼöʹÓõ±Ç°ÀàµÄclasspathµÄURIĿ¼·¾¶
* ʹÓÃÏà¶ÔÓÚclasspathµÄ·¾¶¶ø²»ÊÇÏà¶ÔÓÚÔ´ÎļþµÄ·¾¶£¬ÒòΪÏîÄ¿ÔËÐеÄÊÇÀàÎļþ
*/
public static void main(String[] args){
//Óû§µ±Ç°¹¤×÷Ŀ¼£¬¾ø¶Ô·¾¶
System.out.println(System.getProperty("user.dir"));
//javaÀà·¾¶ £¬°üÀ¨Â·¾¶ÖеÄjar°ü
System.out.println(System.getProperty("java.class.path"));
//¼ÓÔØ¿âʱËÑË÷·¾¶(jdk binĿ¼£¬µ±Ç°Ä¿Â¼£¬ÏµÍ³Ä¿Â¼\WINDOWS;\WINDOWS\system32,»·¾³±äÁ¿pathĿ¼)
System.out.println(System.getProperty("java.library.path"));
//Óû§µ±Ç°Ä¿Â¼ (ÏîÄ¿¸úĿ¼¾ø¶Ô·¾¶)
File file = new File("");
System.out.println(file.getAbsolutePath());
//Óû§µ±Ç°Ä¿Â¼ (ÏîÄ¿¸úĿ¼¾ø¶Ô·¾¶)
file = new File(".");
System.out.println(file.getAbsolutePath());
//Óû§µ±Ç°Ä¿Â¼ (ÏîÄ¿¸úĿ¼¾ø¶Ô·¾¶)
file = new File(".\\");
System.out.println(file.getAbsolutePath());
//Óû§µ±Ç°Ä¿Â¼µÄÉϼ¶Ä¿Â¼ (ÏîÄ¿¸úĿ¼¾ø¶Ô·¾¶µÄÉϼ¶Ä¿Â¼)
file = new File("..");
System.out.println(file.getAbsolutePath());
//Óû§µ±Ç°Ä¿Â¼µÄÉϼ¶Ä¿Â¼ (ÏîÄ¿¸úĿ¼¾ø¶Ô·¾¶µÄÉϼ¶Ä¿Â¼)
//(..\\images) imagesÓ뵱ǰĿ¼µÄÉϼ¶Ä¿Â¼ÎªÍ¬¼¶Ä¿Â¼
file = new File("..\\");
System.out.println(file.getAbsolutePath());
//µ±Ç°ÀàFilePathµÄÀàÎļþµÄURIĿ¼ °üÀ¨FilePathÀàËùÔڵİü
System.out.println(FilePath.class.getResource(""));
//µ±Ç°ÀàµÄclasspathµÄURIĿ¼
System.out.println(FilePath.class.getResource("/"));
//µ±Ç°ÀàµÄclasspathµÄURIĿ¼
System.out.println(FilePath.class.getClassLoader().getResource(""));
//µ±Ç°ÀàµÄclasspa
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package socket;
import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.net.ServerSocket;
import java.net.Socket;
public class Server {
public static void main(String[] args) {
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