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ÍøÖ·£º  http://blog.csdn.net/justinavril/archive/2008/08/06/2775767.aspx
import
 java.io.*;  
  
public
 
class
 FileToString {  
     public
 
static
 String readFile(String fileName) {  
        String output = ""
;   
          
        File file = new
 File(fileName);  
             
        if
(file.exists()){  
            if
(file.isFile()){  
                try
{  
                    BufferedReader input = new
 BufferedReader (
new
 FileReader(file));  
                    StringBuffer buffer = new
 StringBuffer();  
                    String text;  
                         
                    while
((text = input.readLine()) != 
null
)  
            &n


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java³ÌÐòʵÏÖutf 8ת±¾µØ»¯±àÂë

package script;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileReader;
import java.io.FileWriter;
public class Change {
 public static void main(String[] args) throws Exception {
  Change c = new Change();
  c.utf8toLocaleCode();
&n ......

java zip ½âѹËõ

import java.io.DataOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.Enumeration;
import java.util.SortedSet;
import java.util.TreeSet;
import java.util.logging.Logger; ......

pki javaÏà¹Ø´úÂë²Î¿¼

keytool -genkey -dname "CN=demo, OU=softDept, O=company,
L=puddong,S=shanghai, C=cn" -alias demo -keyalg RSA -keysize 1024
-keystore demoKeystore -validity 3650 -storepass storePwd -keypass
demoPwd
Éú³É±£´æ¹«Ô¿ºÍ˽ԿµÄÃÜÔ¿²Ö¿â£¬±£´æÔÚdemoKeystoreÎļþÖС£ÕâÀïstorepass  ......

Java×Ö·û´®Ê¹ÓÃ×ܽá

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      ÕâÆªÎÄÕµÄÄ¿µÄÊÇÌáÐÑ´ó¼Ò¶Ô×Ö·û´®ÈýÖÖÀàÐÍ×ö¸ö×ۺϵıȽϣ¬Ê¹µÃÔÚʹÓÃ×Ö·û´®ÈýÖÖÀàµÄʱºòÓиöÑ¡ÔñÒÀ¾Ý£¬ÕâÑù¿ÉÒÔ¼«´óÌá¸ß³ÌÐòÔËÐеÄЧÂÊ¡£Èç¹ûÄã¶ÔÕâ ......

±È½Ï Java Êý¾Ý¶ÔÏóºÍ EJB ¼¼Êõ

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¡¡¡¡³¤¾ÃÒÔÀ´£¬Java Ó¦ÓóÌÐòºÍ³Ö¾ÃÊý¾Ý¹ÜÀíÖ®¼äµÄ¹ØÏµÒ»Ö±ÊDz»ÈÝÒ×´¦ÀíµÄ¡£Ðí¶à³Ö¾ÃÐÔ»úÖÆÒÔ¹ØÏµµÄ·½·¨¶ø²»ÊÇÃæÏò¶ÔÏó·½·¨´æ´¢Êý¾Ý¡£¼´£¬Êý¾Ý´æ´¢ÔÚÓɰüº¬×ֶεļǼ×é³ÉµÄ±íÖУ¬¶ø²»ÊǴ洢Ϊ×Ô°üº¬¶ÔÏó(ÕâЩ¶ÔÏóÓµÓÐÄÚ²¿Êý¾ÝºÍ¶ÔÆäËü¶ÔÏóµÄÒýÓ㬶øÆäËü¶ÔÏóÒ²ÓµÓÐÄÚ²¿Êý¾ÝºÍÒýÓÃ)¡£½«ÃæÏò¶ÔÏóµÄ±íʾת»»³ ......
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