getParameterCount()
Syntax:
int getParameterCount()
                      throws SQLException
                                        Description:
Retrieves the number of parameters in the PreparedStatement object for which this ParameterMetaData object contains information.
Returns:
the number of parameters
Throws:
SQLException - if a database access error occurs
Reference:
For more information, reference JDBC documentation for: ParameterMetaData.getParameterCount()