/// <summary> Queries the normative database for a list of segments comprising
/// the message structure. The returned list may also contain strings
/// that denote repetition and optionality. Choice indicators (i.e. begin choice,
/// next choice, end choice) for alternative segments are ignored, so that the class
/// structure allows all choices. The matter of enforcing that only a single choice is
/// populated can't be handled by the class structure, and should be handled elsewhere.
/// </summary>
private static SegmentDef[] getSegments(String message, String version)
{
/*String sql = "select HL7Segments.seg_code, repetitional, optional, description " +
* "from (HL7MsgStructIDSegments inner join HL7Segments on HL7MsgStructIDSegments.seg_code = HL7Segments.seg_code " +
* "and HL7MsgStructIDSegments.version_id = HL7Segments.version_id) " +
* "where HL7Segments.version_id = 6 and message_structure = '" + message + "' order by seq_no";*/
String sql = getSegmentListQuery(message, version);
//System.out.println(sql.toString());
SegmentDef[] segments = new SegmentDef[200]; //presumably there won't be more than 200
OleDbConnection conn = NormativeDatabase.Instance.Connection;
OleDbCommand stmt = SupportClass.TransactionManager.manager.CreateStatement(conn);
OleDbCommand temp_OleDbCommand;
temp_OleDbCommand = stmt;
temp_OleDbCommand.CommandText = sql;
OleDbDataReader rs = temp_OleDbCommand.ExecuteReader();
int c = -1;
while (rs.Read())
{
String name = SegmentGenerator.altSegName(Convert.ToString(rs[1 - 1]));
bool repeating = rs.GetBoolean(2 - 1);
bool optional = rs.GetBoolean(3 - 1);
String desc = Convert.ToString(rs[4 - 1]);
String groupName = Convert.ToString(rs[6 - 1]);
//ignore the "choice" directives ... the message class structure has to include all choices ...
// if this is enforced (i.e. exception thrown if >1 choice populated) this will have to be done separately.
if (!(name.Equals("<") || name.Equals("|") || name.Equals(">")))
{
c++;
segments[c] = new SegmentDef(name, groupName, !optional, repeating, desc);
}
}
rs.Close();
SegmentDef[] ret = new SegmentDef[c + 1];
Array.Copy(segments, 0, ret, 0, c + 1);
return(ret);
}
/// <summary> Queries the normative database for a list of segments comprising
/// the message structure. The returned list may also contain strings
/// that denote repetition and optionality. Choice indicators (i.e. begin choice,
/// next choice, end choice) for alternative segments are ignored, so that the class
/// structure allows all choices. The matter of enforcing that only a single choice is
/// populated can't be handled by the class structure, and should be handled elsewhere.
/// </summary>
private static SegmentDef[] getSegments(System.String message, System.String version)
{
/*String sql = "select HL7Segments.seg_code, repetitional, optional, description " +
"from (HL7MsgStructIDSegments inner join HL7Segments on HL7MsgStructIDSegments.seg_code = HL7Segments.seg_code " +
"and HL7MsgStructIDSegments.version_id = HL7Segments.version_id) " +
"where HL7Segments.version_id = 6 and message_structure = '" + message + "' order by seq_no";*/
System.String sql = getSegmentListQuery(message, version);
//System.out.println(sql.toString());
SegmentDef[] segments = new SegmentDef[200]; //presumably there won't be more than 200
using (System.Data.OleDb.OleDbConnection conn = NormativeDatabase.Instance.Connection)
{
System.Data.OleDb.OleDbCommand stmt = SupportClass.TransactionManager.manager.CreateStatement(conn);
System.Data.OleDb.OleDbCommand temp_OleDbCommand;
temp_OleDbCommand = stmt;
temp_OleDbCommand.CommandText = sql;
System.Data.OleDb.OleDbDataReader rs = temp_OleDbCommand.ExecuteReader();
int c = -1;
while (rs.Read())
{
System.String name = SegmentGenerator.altSegName(System.Convert.ToString(rs[1 - 1]));
bool repeating = rs.GetBoolean(2 - 1);
bool optional = rs.GetBoolean(3 - 1);
System.String desc = System.Convert.ToString(rs[4 - 1]);
System.String groupName = System.Convert.ToString(rs[6 - 1]);
//ignore the "choice" directives ... the message class structure has to include all choices ...
// if this is enforced (i.e. exception thrown if >1 choice populated) this will have to be done separately.
if (!(name.Equals("<") || name.Equals("|") || name.Equals(">")))
{
c++;
segments[c] = new SegmentDef(name, groupName, !optional, repeating, desc);
}
}
rs.Close();
SegmentDef[] ret = new SegmentDef[c + 1];
Array.Copy(segments, 0, ret, 0, c + 1);
return ret;
}
}