import java.sql.CallableStatement;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ParameterMetaData;
public class Main {
public static void main(String[] args) throws Exception {
Connection conn = getMySqlConnection();
// Step-2: identify the stored procedure
String simpleProc = "{ call simpleproc(?) }";
// Step-3: prepare the callable statement
CallableStatement cs = conn.prepareCall(simpleProc);
// Step-4: register output parameters ...
cs.registerOutParameter(1, java.sql.Types.INTEGER);
// Step-5: execute the stored procedures: proc3
cs.execute();
// Step-6: extract the output parameters
int param1 = cs.getInt(1);
System.out.println("param1=" + param1);
// Step-7: get ParameterMetaData
ParameterMetaData pmeta = cs.getParameterMetaData();
if (pmeta == null) {
System.out.println("Vendor does not support ParameterMetaData");
} else {
System.out.println(pmeta.getParameterType(1));
}
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:caspian";
String username = "mp";
String password = "mp2";
Class.forName(driver); // load Oracle driver
Connection conn = DriverManager.getConnection(url, username, password);
return conn;
}
}
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