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java jdbc Á¬½ÓOracle9i

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package com.lxh.dbcon;//´ò°ü
import java.sql.*;//µ¼Èësql°ü
public class DbCon {//¶¨ÒåÁ¬½ÓÀà
 private final String DRIVER="oracle.jdbc.driver.OracleDriver";//OracleµÄÇý¶¯
 private final String URL="jdbc:oracle:thin:@localhost:1521:Oracle9i";//Oracle9iΪOracleµÄÖ÷»ú´®Ãû£¨Ò²¾ÍÊÇOracleµÄSID£©ÔÚ×°OracleµÄʱºòÌîдµÄSID
 private final String DBUSER="scott";//ÕâÀï¾ÍÒÔscott/tigerΪÓû§µÇ¼
 private final String DBPASSWORD="tiger";
 private Connection con=null;//Ô¤Ïȶ¨ÒåÒ»¸öÁ¬½Ó½Ó¿Ú
 
 public DbCon() {//ÔÚ¹¹Ôì·½·¨ÖмÓÔØÊý¾Ý¿âÇý¶¯
  try{
   Class.forName(DRIVER).newInstance();
  }catch(Exception e){
   e.printStackTrace();
  }
 }
 public Connection getConnection(){ //Á¬½ÓÊý¾Ý¿âµÄ·½·¨
  try{
   con=DriverManager.getConnection(URL,DBUSER,DBPASSWORD);
  }catch(Exception ew){
   ew.printStackTrace();
  }
  
  return con;
 }
}
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CREATE OR REPLACE PROCEDURE TESTA(PARA1 IN VARCHAR2,PARA2 IN VARCHAR2)  AS
BEGIN
   INSERT INTO HYQ.B_ID (I_ID,I_NAME) VALUES (PARA1, PARA2);
END TESTA;
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¡¡¡¡package com.example.pinyin.demo2;
¡¡¡¡import net.sourceforge.pinyin4j.PinyinHelper;
¡¡¡¡import net.sourceforge.pinyin4j.format.HanyuPinyinCaseType;
¡¡¡¡import net.sourceforge.pinyin4j.format.HanyuPinyinOutputFormat;
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package com.tiantian;
import java.util.*;
public class JAVAContainer {
     public static void main(String[] args) throws Exception {
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File   f=new   File("DerectoryName");      
  String   []results=f.list();   
  
import java.io.*;    
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Java Éè¼Æģʽ(12)

Observer
Intent
Define a one-to-many dependency between objects so that when one object changes state, all its dependents are notified and updated automatically.
How to
Subject
  
knows its observers. Any number of Observer objects may observe a subject.
  
provides an in ......
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