Main.java Source code

Java tutorial

Introduction

Here is the source code for Main.java

Source

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;

//import oracle.sql.ArrayDescriptor;

public class Main {

    public static void main(String[] args) throws Exception {
        Connection conn = null;
        PreparedStatement pstmt = null;
        java.sql.Array sqlArray = null;
        conn = getOracleConnection();
        //  ArrayDescriptor arrayDescriptor = ArrayDescriptor.createDescriptor("CHAR_ARRAY", conn);
        String[] content = { "v1", "v2", "v3", "v4" };
        // sqlArray = new oracle.sql.ARRAY(arrayDescriptor, conn, content);

        String query = "insert into CHAR_ARRAY_TABLE(id, array) values(?, ?)";

        pstmt = conn.prepareStatement(query);
        pstmt.setString(1, "0001");
        pstmt.setArray(2, sqlArray);

        int rowCount = pstmt.executeUpdate();
        System.out.println("rowCount=" + rowCount);
        System.out.println("--Demo_PreparedStatement_SetArray end--");
        pstmt.close();
        conn.close();
    }

    private static Connection getHSQLConnection() throws Exception {
        Class.forName("org.hsqldb.jdbcDriver");
        System.out.println("Driver Loaded.");
        String url = "jdbc:hsqldb:data/tutorial";
        return DriverManager.getConnection(url, "sa", "");
    }

    public static Connection getMySqlConnection() throws Exception {
        String driver = "org.gjt.mm.mysql.Driver";
        String url = "jdbc:mysql://localhost/demo2s";
        String username = "oost";
        String password = "oost";

        Class.forName(driver);
        Connection conn = DriverManager.getConnection(url, username, password);
        return conn;
    }

    public static Connection getOracleConnection() throws Exception {
        String driver = "oracle.jdbc.driver.OracleDriver";
        String url = "jdbc:oracle:thin:@localhost:1521:databaseName";
        String username = "userName";
        String password = "password";

        Class.forName(driver); // load Oracle driver
        Connection conn = DriverManager.getConnection(url, username, password);
        return conn;
    }

}