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

JavaÎļþ²Ù×÷´óÈ«£¨¶þ£©

11.дÈëÊôÐÔ
//import java.io.*;
File filereadonly=new File(%%1);
try {
boolean b=filereadonly.setReadOnly();
}
catch (Exception e) {
System.out.println("¾Ü¾øÐ´·ÃÎÊ£º"+e.printStackTrace());

12.ö¾ÙÒ»¸öÎļþ¼ÐÖеÄËùÓÐÎļþ
//import java.io.*;
//import java.util.*;
LinkedList<String> folderList = new LinkedList<String>();
folderList.add(%%1);
while (folderList.size() > 0) {
File file = new File(folderList.peek());
folderList.removeLast();
File[] files = file.listFiles();
ArrayList<File> fileList = new ArrayList<File>();
for (int i = 0; i < files.length; i++) {
if (files[i].isDirectory()) {
folderList.add(files[i].getPath());
} else {
fileList.add(files[i]);
}
}
for (File f : fileList) {
%%2=f.getAbsoluteFile();
%%3
}
}
13.¸´ÖÆÎļþ¼Ð 
//import java.io.*;
//import java.util.*;
LinkedList<String> folderList = new LinkedList<String>();
folderList.add(%%1);
LinkedList<String> folderList2 = new LinkedList<String>();
folderList2.add(%%2+ %%1.substring(%%1.lastIndexOf("\\")));
while (folderList.size() > 0) {
(new File(folderList2.peek())).mkdirs(); // Èç¹ûÎļþ¼Ð²»´æÔÚ Ôò½¨Á¢ÐÂÎļþ¼Ð
File folders = new File(folderList.peek());
String[] file = folders.list();
File temp = null;
try {
for (int i = 0; i < file.length; i++) {
if (folderList.peek().endsWith(File.separator)) {
temp = new File(folderList.peek() + File.separator
+ file[i]);
} else {


Ïà¹ØÎĵµ£º

javaÖеõ½µ±Ç°Â·¾¶

¹éÄÉÒ»Ð©ÍøÉÏÈ¡JAVA·¾¶µÄ·½·¨£º
×¢Ã÷£ºÈç¹û´ÓANTÆô¶¯³ÌÐò£¬this.getClass().getResource("")È¡³öÀ´µÄ±È½Ï¹Ö£¬Ö±½ÓÓÃJAVAÃüÁîÐе÷ÊԾͿɳÉ
¹¦¡£
µÃµ½classpathºÍµ±Ç°ÀàµÄ¾ø¶Ô·¾¶µÄһЩ·½·¨
»ñµÃCLASSPATHÖ®Íâ·¾¶µÄ·½·¨£º
URL base = this.getClass£¨£©.getResource£¨""£©£»
//ÏÈ»ñµÃ±¾ÀàµÄËùÔ ......

JAVA¿ª·¢»·¾³ÅäÖÃ˵Ã÷Êé

AVA¿ª·¢»·¾³ÅäÖÃ˵Ã÷Êé
µÚÒ»²½£º°²×°JDK£¬µ÷ÊÔÔËÐÐJAVA³ÌÐò±ØÐë¡£
µÚ¶þ²½£º°²×°¿ª·¢¹¤¾ß£¨ºÜ¶à¿ÉÑ¡£©¡£
µÚ
Èý²½£º°²×°J2EE·þÎñÆ÷Èí¼þ£¨JSP/JDBC/SevletµÈ¼¼Êõ±ØÐ룩¡£
µÚËIJ½£º°²×°J2EE¿ª·¢¹¤¾ß£¨JSP/JDBC/SevletµÈ
¼¼Êõ±ØÐ룩¡£
ÒÔÏÂÊÇÏêϸ¹ý³Ì£º
µÚÒ»²½£º°²×°JDK£¬µ÷ÊÔÔËÐÐJAVA³ÌÐò±ØÐë¡£
JDK1.4ĬÈϰ²×°ÔÚC:\j2 ......

ubuntuÏ£¬C/C++ͨ¹ýJNIµ÷Óà JAVAÀà

֮ǰд¹ýÒ»¸öʵÏÖÁËijÖÖ¹¦ÄܵÄjava³ÌÐò£¬µ«ÓÉÓÚ½üÈÕ“¹¤×÷”ÐèÒª£¬ÓÖÐèÒªÔÚc/c++ÖÐÖØÐÂʹÓøù¦ÄÜ¡£ÎªÁ˽Úʡʱ¼ä£¬ÎÒ²ÉÈ¡ÁËÔÚc/c++Öе÷ÓÃjava³ÌÐòµÄ·½·¨£¬µ«Ö®Ç°Ã»ÓнӴ¥¹ýÀàËÆµÄ¶«Î÷£¬µ½ÍøÉÏÒ»²é£¬¹ûÈ»ÓÐÀàËÆµÄ¶«Î÷£¬ÐÄÖаµÏ²ing...¡£²éµ½µÄ×ÊÁÏÖÐÓм¸¸ö²»´íµÄÍøÒ³£º
      &nbs ......

Java³£¼ûµÄÎÊÌâ

1.Duplicated Code ´úÂëÖØ¸´¼¸ºõÊÇ×î³£¼ûµÄÒìζÁË¡£ËûÒ²ÊÇRefactoringµÄÖ÷ҪĿ±êÖ®Ò»¡£´úÂëÖØ¸´ÍùÍùÀ´×ÔÓÚcopy-and-pasteµÄ±à³Ì·ç¸ñ¡£ÓëËûÏà¶ÔÓ¦OAOOÊÇÒ»¸öºÃϵͳµÄÖØÒª±êÖ¾¡£ 2.Long method ËüÊÇ´«Í³½á¹¹»¯µÄ“ÒŶ¾”¡£Ò»¸ö·½·¨Ó¦µ±¾ßÓÐ×ÔÎÒ¶ÀÁ¢µÄÒâͼ£¬²»Òª°Ñ¼¸¸öÒâͼ·ÅÔÚÒ»Æð¡£ 3.Large Class ´óÀà¾ÍÊÇÄã°ÑÌ«¶ ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ