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create or replace and compile java source named test as
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;
public class excutesql1
{
public static String entry(String str1,String str2) {
String driverName = "com.microsoft.sqlserver.jdbc.SQLServerDriver";
// ¼ÓÔØjdbcÇý¶¯
String a = "0";
String dbURL = "jdbc:sqlserver://localhost:1433;DatabaseName=wb"; // Á´½ÓÊý¾Ý¿â·þÎñºÍÇý¶¯sample
String userName = "sa"; // ̞
String userPwd = "giap"; // ÃÜÂë
Connection dbConn;
try {
a = "1";
Class.forName(driverName);
dbConn = DriverManager.getConnection(dbURL, userName, userPwd);
String sql = "insert into ry_jbxx (RYBH,XM) values ('" + str1
+ "','" + str2 + "')";
PreparedStatement pstmt = dbConn.prepareStatement(sql);
pstmt.addBatch();
pstmt.executeBatch();
a = "2";
} catch (Exception e) {
e.printStackTrace();
a = "error";
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package thread.lock;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.locks.Lock;
import java.util.concurrent.locks.ReentrantLock;
import java.util.concurrent.locks.ReentrantReadWriteLock;
/**
* @file_name ReadAndWriteLockDemo.java
* @description ¶ÁÐ ......
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import java.awt.BorderLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.swing.JButton;
import javax.swing.JFrame;
import j ......