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 import java.io.BufferedReader;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import sun.net.TelnetOutputStream;
import sun.net.TelnetInputStream;
import sun.net.ftp.FtpClient;
public class download ...{
    String localfilename;
    String remotefilename;
    FtpClient ftpClient;
    // server£º·þÎñÆ÷Ãû×Ö
    // user£ºÓû§Ãû
    // password£ºÃÜÂë
    // path£º·þÎñÆ÷ÉϵÄ·¾¶
    public void connectServer(String ip, int port, String user,
            String password, String path) ...{
        try ...{
            ftpClient = new FtpClient();
            ftpClient.openServer(ip, port);
            ftpClient.login(user, password);
            System.out.println("login success!");
            if (path.length() != 0)
                ftpClient.cd(path);
            ftpClient.binary();
        } catch (IOException ex) ...{
            System.out.println("not login");
            System.out.println(ex);
        }
    }
    public void closeConnect() ...{
        try ...{
       &


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 ×ܹ²Á½¸öÎļþTaxTest.javaÓëTax.java
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TaxTest.java
===========================================
import javax.swing.JOptionPane;
public class TestTax{
public static void main(String[] args){
String yea ......

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ÔÚ±àÒëandroid code ³öÏÖ°æ±¾²»¶ÔµÄÎÊÌ⣺
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You are attempting to build with the incorrect version
of java.
Your version is: java version "1.6.0_17".
The correct version is: 1.5.
Please follow the machine setup instructions at
http://source.android.com/download
ÍøÉÏÓÐÈËÌṩ½â¾ö·½·¨ÈçÏ ......

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  ÔÚÕâÀï½éÉÜÁ½ÖÖ·½·¨Éú³Éjar£¬µÚÒ»ÖÖÊÇÓÃEclpiseµÄExport¹¦ÄÜ¡£ÔÚÒª´ò°üµÄÏîÄ¿ÉÏ»÷ÓÒ¼ü£¬Ñ¡ÔñExport£¬ÔÚ´°¿ÚÖÐÑ¡ÔñJavaÀïµÄJAR file¡£NextºóµÄ´°¿ÚÖÐÒѾ­×Ô¶¯Ñ¡ºÃÁËÒª´ò°üµÄÏîÄ¿£¬Óû§¿ÉÒÔµã»÷¼ÓºÅ²é¿´ÏîÄ¿Àï±»´ò°üµÄÄÚÈÝ¡£ÔÚÏÂÃæµÄJAR fileÀïÉèÖÃÄã´ò°üÉú³ÉjarÎļþµÄÊä³öĿ¼£¬ÏÂÒ»²½ÔÚ³öÏֵĴ°¿ÚÖÐÑ¡ÔñUse existin ......

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javaµ÷ÓÃÍⲿ³ÌÐò ±ØÉ± ·¾¶¿Õ¸ñûÓÐÎÊÌâ      
Runtime rt = Runtime.getRuntime();
srcFile.getName();
try {
String cmd[]={"cmd","/c",srcFile.getAbsolutePath()};
rt.exec(cmd);
} catch (IOException e1) {
// TODO Auto-genera ......
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