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public class ReadDateZeroWithJDBC {
public static void main(String args[]) throws ClassNotFoundException, SQLException {
Connection conn = setupJDBCAndConnect();
//expected epoch unix time
java.util.Date dateExpected = new java.util.Date(0);
//actual created_at_utc from the user record in DB
PreparedStatement stmtRead = createSelectStatement(conn, 1);
ResultSet rs = stmtRead.executeQuery();
rs.next();
java.util.Date dateRetrieved = new Date(rs.getTimestamp(3).getTime());
System.out.println("Dates comparison result:"
+ "\nExpected: " + dateExpected
+ "\nExpected as UTC0: " + dateExpected.toGMTString()
+ "\nExpected as long: " + dateExpected.getTime()
+ "\nActual: " + dateRetrieved
+ "\nActual as UTC0: " + dateRetrieved.toGMTString()
+ "\nActual as long: " + dateRetrieved.getTime());
conn.close();
}
private static PreparedStatement createSelectStatement(Connection conn, int userId) throws SQLException {
String sql = "SELECT * FROM users WHERE id = ?";
PreparedStatement stmt = conn.prepareStatement(sql);
stmt.setInt(1, userId);
return stmt;
}
private static Connection setupJDBCAndConnect() throws ClassNotFoundException, SQLException {
Class.forName("com.microsoft.sqlserver.jdbc.SQLServerDriver");
String url = "jdbc:sqlserver://localhost;databaseName=test";
String userName = "tester";
String password = "test";
return DriverManager.getConnection(url, userName, password);
}
}
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