/// <summary> Returns the Java source code for a class that represents the specified segment.</summary>
public static string MakeSegment(string name, string version)
{
Console.WriteLine("Making segment " + name);
var source = new StringBuilder();
try
{
var elements = new ArrayList();
SegmentElement se;
string segDesc = null;
var conn = NormativeDatabase.Instance.Connection;
var sql = new StringBuilder();
sql.Append("SELECT HL7SegmentDataElements.seg_code, HL7SegmentDataElements.seq_no, ");
sql.Append("HL7SegmentDataElements.repetitional, HL7SegmentDataElements.repetitions, ");
sql.Append("HL7DataElements.description, HL7DataElements.length_old, HL7DataElements.table_id, ");
sql.Append("HL7SegmentDataElements.req_opt, HL7Segments.description, HL7DataElements.data_structure ");
sql.Append(
"FROM HL7Versions RIGHT JOIN (HL7Segments INNER JOIN (HL7DataElements INNER JOIN HL7SegmentDataElements ");
sql.Append("ON (HL7DataElements.version_id = HL7SegmentDataElements.version_id) ");
sql.Append("AND (HL7DataElements.data_item = HL7SegmentDataElements.data_item)) ");
sql.Append("ON (HL7Segments.version_id = HL7SegmentDataElements.version_id) ");
sql.Append("AND (HL7Segments.seg_code = HL7SegmentDataElements.seg_code)) ");
sql.Append("ON (HL7Versions.version_id = HL7Segments.version_id) ");
sql.Append("WHERE HL7SegmentDataElements.seg_code = '");
sql.Append(name);
sql.Append("' and HL7Versions.hl7_version = '");
sql.Append(version);
sql.Append("' ORDER BY HL7SegmentDataElements.seg_code, HL7SegmentDataElements.seq_no;");
var stmt = TransactionManager.Manager.CreateStatement(conn);
DbCommand temp_OleDbCommand;
temp_OleDbCommand = stmt;
temp_OleDbCommand.CommandText = sql.ToString();
var rs = temp_OleDbCommand.ExecuteReader();
while (rs.Read())
{
if (segDesc == null)
{
segDesc = Convert.ToString(rs[9 - 1]);
}
se = new SegmentElement();
se.Field = Convert.ToInt32(rs.GetValue(2 - 1));
se.Rep = Convert.ToString(rs[3 - 1]);
if (rs.IsDBNull(4 - 1))
{
se.Repetitions = 0;
}
else
{
se.Repetitions = Convert.ToInt32(rs.GetValue(4 - 1));
}
if (se.Repetitions == 0)
{
if (se.Rep == null || !se.Rep.ToUpper().Equals("Y".ToUpper()))
{
se.Repetitions = 1;
}
}
se.Desc = Convert.ToString(rs[5 - 1]);
if (!rs.IsDBNull(6 - 1))
{
se.Length = DetermineLength(rs);
}
se.Table = Convert.ToInt32(rs.GetValue(7 - 1));
se.Opt = Convert.ToString(rs[8 - 1]);
se.Type = Convert.ToString(rs[10 - 1]);
// shorten CE_x to CE
if (se.Type.StartsWith("CE"))
{
se.Type = "CE";
}
elements.Add(se);
}
rs.Close();
stmt.Dispose();
NormativeDatabase.Instance.ReturnConnection(conn);
// write imports, class documentation, etc ...
source.Append("using System;\r\n");
source.Append("using NHapi.Base;\r\n");
source.Append("using NHapi.Base.Parser;\r\n");
source.Append("using NHapi.Base.Model;\r\n");
source.Append("using ");
source.Append((string)PackageManager.GetVersionPackageName(version));
source.Append("Datatype;\r\n");
source.Append("using NHapi.Base.Log;\r\n\r\n");
source.Append("namespace ");
source.Append((string)PackageManager.GetVersionPackageName(version));
source.Append("Segment{\r\n\r\n");
source.Append("///<summary>\r\n");
source.Append("/// Represents an HL7 ");
source.Append(name);
source.Append(" message segment. \r\n");
source.Append("/// This segment has the following fields:<ol>\r\n");
PrepareAppendStringsForElementsWithDuplicateDescriptions(name, elements);
for (var i = 0; i < elements.Count; i++)
{
se = (SegmentElement)elements[i];
source.Append("///");
source.Append("<li>");
source.Append(name);
source.Append("-");
source.Append(se.Field);
source.Append(": ");
source.Append(se.GetDescriptionWithoutSpecialCharacters());
source.Append(" (");
source.Append(se.Type);
source.Append(")</li>\r\n");
}
source.Append("///</ol>\r\n");
source.Append("/// The get...() methods return data from individual fields. These methods \r\n");
source.Append("/// do not throw exceptions and may therefore have to handle exceptions internally. \r\n");
source.Append("/// If an exception is handled internally, it is logged and null is returned. \r\n");
source.Append("/// This is not expected to happen - if it does happen this indicates not so much \r\n");
source.Append("/// an exceptional circumstance as a bug in the code for this class.\r\n");
source.Append("///</summary>\r\n");
source.Append("[Serializable]\r\n");
source.Append("public class ");
source.Append(name);
source.Append(" : AbstractSegment ");
// implement interface from Model.control package if required
/*Class correspondingControlInterface = Control.getInterfaceImplementedBy(name);
* if (correspondingControlInterface != null) {
* source.append("implements ");
* source.append(correspondingControlInterface.getName());
* } */
source.Append(" {\r\n\r\n");
source.Append(" /**\r\n");
source.Append(" * Creates a ");
source.Append(name);
source.Append(" (");
source.Append(segDesc);
source.Append(") segment object that belongs to the given \r\n");
source.Append(" * message. \r\n");
source.Append(" */\r\n");
// write constructor
source.Append("\tpublic ");
source.Append(name);
source.Append("(IGroup parent, IModelClassFactory factory) : base(parent,factory) {\r\n");
source.Append("\tIMessage message = Message;\r\n");
if (elements.Count > 0)
{
source.Append(" try {\r\n");
for (var i = 0; i < elements.Count; i++)
{
se = (SegmentElement)elements[i];
var type = SourceGenerator.GetAlternateType(se.Type, version);
source.Append(" this.add(");
source.Append("typeof(" + type + ")");
// if (type.equalsIgnoreCase("Varies")) {
// } else {
// source.append("factory.getTypeClass(\"");
// source.append(type);
// source.append("\", \"");
// source.append(version);
// source.append("\")");
// }
source.Append(", ");
if (se.Opt == null)
{
source.Append("false");
}
else
{
if (se.Opt.ToUpper().Equals("R".ToUpper()))
{
source.Append("true");
}
else
{
source.Append("false");
}
}
source.Append(", ");
source.Append(se.Repetitions);
source.Append(", ");
source.Append(se.Length);
source.Append(", ");
if (se.Type.Equals("ID") || se.Type.Equals("IS"))
{
source.Append("new System.Object[]{message, ");
source.Append(se.Table);
source.Append("}");
}
else
{
source.Append("new System.Object[]{message}");
}
if (se.Desc != null && se.Desc.Trim().Length > 0)
{
source.Append(", ");
source.Append("\"" + se.GetDescriptionWithoutSpecialCharacters() + "\"");
}
source.Append(");\r\n");
}
source.Append(" } catch (HL7Exception he) {\r\n");
source.Append(
" HapiLogFactory.GetHapiLog(GetType()).Error(\"Can't instantiate \" + GetType().Name, he);\r\n");
source.Append(" }\r\n");
}
source.Append(" }\r\n\r\n");
// write a datatype-specific accessor for each field
for (var i = 0; i < elements.Count; i++)
{
se = (SegmentElement)elements[i];
if (!se.Desc.ToUpper().Equals("UNUSED".ToUpper()))
{
// some entries in 2.1 DB say "unused"
var type = SourceGenerator.GetAlternateType(se.Type, version);
source.Append("\t///<summary>\r\n");
source.Append("\t/// Returns ");
if (se.Repetitions != 1)
{
source.Append("a single repetition of ");
}
source.Append(se.GetDescriptionWithoutSpecialCharacters());
source.Append("(");
source.Append(name);
source.Append("-");
source.Append(se.Field);
source.Append(").\r\n");
if (se.Repetitions != 1)
{
source.Append("\t/// throws HL7Exception if the repetition number is invalid.\r\n");
source.Append("\t/// <param name=\"rep\">The repetition number (this is a repeating field)</param>\r\n");
}
source.Append("\t///</summary>\r\n");
source.Append("\tpublic ");
source.Append(type);
source.Append(" ");
source.Append(SourceGenerator.MakeAccessorName(se.Desc, se.Repetitions) + se.AccessorNameToAppend);
if (se.Repetitions != 1)
{
source.Append("(int rep)");
}
source.Append("\n\t{\r\n");
if (se.Repetitions == 1)
{
source.Append("\t\tget{\r\n");
}
source.Append("\t\t\t");
source.Append(type);
source.Append(" ret = null;\r\n");
source.Append("\t\t\ttry\n\t\t\t{\r\n");
source.Append("\t\t\tIType t = this.GetField(");
source.Append(se.Field);
source.Append(", ");
if (se.Repetitions == 1)
{
source.Append("0");
}
else
{
source.Append("rep");
}
source.Append(");\r\n");
source.Append("\t\t\t\tret = (");
source.Append(type);
source.Append(")t;\r\n");
if (se.Repetitions == 1)
{
source.Append("\t\t\t}\n\t\t\t catch (HL7Exception he) {\r\n");
source.Append(
"\t\t\tHapiLogFactory.GetHapiLog(GetType()).Error(\"Unexpected problem obtaining field value. This is a bug.\", he);\r\n");
source.Append("\t\t\t\tthrow new System.Exception(\"An unexpected error occurred\", he);\r\n");
}
source.Append("\t\t} catch (System.Exception ex) {\r\n");
source.Append(
"\t\t\tHapiLogFactory.GetHapiLog(GetType()).Error(\"Unexpected problem obtaining field value. This is a bug.\", ex);\r\n");
source.Append("\t\t\t\tthrow new System.Exception(\"An unexpected error occurred\", ex);\r\n");
source.Append(" }\r\n");
source.Append("\t\t\treturn ret;\r\n");
if (se.Repetitions == 1)
{
source.Append("\t}\r\n"); // End get
}
source.Append(" }\r\n\r\n");
// add an array accessor as well for repeating fields
if (se.Repetitions != 1)
{
source.Append(" ///<summary>\r\n");
source.Append(" /// Returns all repetitions of ");
source.Append(se.GetDescriptionWithoutSpecialCharacters());
source.Append(" (");
source.Append(name);
source.Append("-");
source.Append(se.Field);
source.Append(").\r\n");
source.Append(" ///</summary>\r\n");
source.Append(" public ");
source.Append(type);
source.Append("[] Get");
source.Append(SourceGenerator.MakeAccessorName(se.Desc) + se.AccessorNameToAppend);
source.Append("() {\r\n");
source.Append(" ");
source.Append(type);
source.Append("[] ret = null;\r\n");
source.Append(" try {\r\n");
source.Append(" IType[] t = this.GetField(");
source.Append(se.Field);
source.Append("); \r\n");
source.Append(" ret = new ");
source.Append(type);
source.Append("[t.Length];\r\n");
source.Append(" for (int i = 0; i < ret.Length; i++) {\r\n");
source.Append(" ret[i] = (");
source.Append(type);
source.Append(")t[i];\r\n");
source.Append(" }\r\n");
source.Append(" } catch (HL7Exception he) {\r\n");
source.Append(
" HapiLogFactory.GetHapiLog(this.GetType()).Error(\"Unexpected problem obtaining field value. This is a bug.\", he);\r\n");
source.Append(" throw new System.Exception(\"An unexpected error occurred\", he);\r\n");
source.Append(" } catch (System.Exception cce) {\r\n");
source.Append(
" HapiLogFactory.GetHapiLog(GetType()).Error(\"Unexpected problem obtaining field value. This is a bug.\", cce);\r\n");
source.Append(" throw new System.Exception(\"An unexpected error occurred\", cce);\r\n");
source.Append(" }\r\n");
source.Append(" return ret;\r\n");
source.Append("}\r\n\r\n");
// Add property for the total repetitions of this object
source.Append(" ///<summary>\r\n");
source.Append(" /// Returns the total repetitions of ");
source.Append(se.GetDescriptionWithoutSpecialCharacters());
source.Append(" (");
source.Append(name);
source.Append("-");
source.Append(se.Field);
source.Append(").\r\n");
source.Append(" ///</summary>\r\n");
source.Append(" public int ");
source.Append(SourceGenerator.MakeName(se.Desc) + se.AccessorNameToAppend);
source.Append("RepetitionsUsed\r\n");
source.Append("{\r\n");
source.Append("get{\r\n");
source.Append(" try {\r\n");
source.Append("\treturn GetTotalFieldRepetitionsUsed(" + se.Field + ");\r\n");
source.Append(" }\r\n");
source.Append("catch (HL7Exception he) {\r\n");
source.Append(
" HapiLogFactory.GetHapiLog(this.GetType()).Error(\"Unexpected problem obtaining field value. This is a bug.\", he);\r\n");
source.Append(" throw new System.Exception(\"An unexpected error occurred\", he);\r\n");
source.Append("} catch (System.Exception cce) {\r\n");
source.Append(
" HapiLogFactory.GetHapiLog(GetType()).Error(\"Unexpected problem obtaining field value. This is a bug.\", cce);\r\n");
source.Append(" throw new System.Exception(\"An unexpected error occurred\", cce);\r\n");
source.Append("}\r\n");
source.Append("}\r\n");
source.Append("}\r\n");
}
}
}
// add adapter method code for control package if it exists
// source.append(Control.getImplementation(correspondingControlInterface, version));
source.Append("\n}");
}
catch (DbException sqle)
{
SupportClass.WriteStackTrace(sqle, Console.Error);
}
return(source.ToString());
}
/// <summary> Returns a String containing source code for a Composite data type. The
/// dataTypes array contains the data type names (e.g. ST) of each component.
/// The descriptions array contains the corresponding descriptions (e.g. string).
/// </summary>
private static String makeComposite(String dataType, String description, String[] dataTypes, String[] descriptions,
int[] tables, String version)
{
StringBuilder source = new StringBuilder();
source.Append("using System;\n");
source.Append("using NHapi.Base.Model;\n");
source.Append("using NHapi.Base.Log;\n");
source.Append("using NHapi.Base;\n");
source.Append("using NHapi.Base.Model.Primitive;\r\n\r\n");
source.Append("namespace ");
source.Append((string)PackageManager.GetVersionPackageName(version));
source.Append("Datatype\r\n");
source.Append("{\r\n\r\n");
source.Append("///<summary>\r\n");
source.Append("/// <p>The HL7 ");
source.Append(dataType);
source.Append(" (");
source.Append(description);
source.Append(") data type. Consists of the following components: </p><ol>\r\n");
for (int i = 0; i < dataTypes.Length; i++)
{
source.Append("/// <li>");
source.Append(GetDescription(descriptions[i]));
source.Append(" (");
source.Append(dataTypes[i]);
source.Append(")</li>\r\n");
}
source.Append("/// </ol>\r\n");
source.Append("///</summary>\r\n");
source.Append("[Serializable]\r\n");
source.Append("public class ");
source.Append(dataType);
source.Append(" : AbstractType, IComposite");
source.Append("{\r\n");
source.Append("\tprivate IType[] data;\r\n\r\n");
source.Append("\t///<summary>\r\n");
source.Append("\t/// Creates a ");
source.Append(dataType);
source.Append(".\r\n");
source.Append("\t/// <param name=\"message\">The Message to which this Type belongs</param>\r\n");
source.Append("\t///</summary>\r\n");
source.Append("\tpublic ");
source.Append(dataType);
source.Append("(IMessage message) : this(message, null){}\r\n\r\n");
source.Append("\t///<summary>\r\n");
source.Append("\t/// Creates a ");
source.Append(dataType);
source.Append(".\r\n");
source.Append("\t/// <param name=\"message\">The Message to which this Type belongs</param>\r\n");
source.Append("\t/// <param name=\"description\">The description of this type</param>\r\n");
source.Append("\t///</summary>\r\n");
source.Append("\tpublic ");
source.Append(dataType);
source.Append("(IMessage message, string description) : base(message, description){\r\n");
source.Append("\t\tdata = new IType[");
source.Append(dataTypes.Length);
source.Append("];\r\n");
for (int i = 0; i < dataTypes.Length; i++)
{
source.Append("\t\tdata[");
source.Append(i);
source.Append("] = new ");
source.Append(SourceGenerator.getAlternateType(dataTypes[i], version));
if (dataTypes[i].Equals("ID") || dataTypes[i].Equals("IS"))
{
source.Append("(message, ");
source.Append(tables[i]);
}
else
{
source.Append("(message");
}
if (descriptions[i] != null && descriptions[i].Trim().Length > 0)
{
string desc = descriptions[i];
desc = desc.Replace("\"", "'");
desc = desc.Substring(0, 1).ToUpper() + desc.Substring(1);
source.Append(",\"" + desc + "\"");
}
source.Append(")");
source.Append(";\r\n");
}
source.Append("\t}\r\n\r\n");
source.Append("\t///<summary>\r\n");
source.Append("\t/// Returns an array containing the data elements.\r\n");
source.Append("\t///</summary>\r\n");
source.Append("\tpublic IType[] Components\r\n");
source.Append("\t{ \r\n");
source.Append("\t\tget{\r\n");
source.Append("\t\t\treturn this.data; \r\n");
source.Append("\t\t}\r\n");
source.Append("\t}\r\n\r\n");
source.Append("\t///<summary>\r\n");
source.Append("\t/// Returns an individual data component.\r\n");
source.Append("\t/// @throws DataTypeException if the given element number is out of range.\r\n");
source.Append("\t///<param name=\"index\">The index item to get (zero based)</param>\r\n");
source.Append("\t///<returns>The data component (as a type) at the requested number (ordinal)</returns>\r\n");
source.Append("\t///</summary>\r\n");
source.Append("\tpublic IType this[int index] { \r\n\r\n");
source.Append("get{\r\n");
source.Append("\t\ttry { \r\n");
source.Append("\t\t\treturn this.data[index]; \r\n");
source.Append("\t\t} catch (System.ArgumentOutOfRangeException) { \r\n");
source.Append("\t\t\tthrow new DataTypeException(\"Element \" + index + \" doesn't exist in ");
source.Append(dataTypes.Length);
source.Append(" element ");
source.Append(dataType);
source.Append(" composite\"); \r\n");
source.Append("\t\t} \r\n");
source.Append("\t} \r\n");
source.Append("\t} \r\n");
//make type-specific accessors ...
for (int i = 0; i < dataTypes.Length; i++)
{
String dtName = SourceGenerator.getAlternateType(dataTypes[i], version);
source.Append("\t///<summary>\r\n");
source.Append("\t/// Returns ");
source.Append(GetDescription(descriptions[i]));
source.Append(" (component #");
source.Append(i);
source.Append("). This is a convenience method that saves you from \r\n");
source.Append("\t/// casting and handling an exception.\r\n");
source.Append("\t///</summary>\r\n");
source.Append("\tpublic ");
source.Append(dtName);
source.Append(" ");
source.Append(SourceGenerator.MakeAccessorName(descriptions[i]));
bool duplicateField = descriptions.Count(element => GetDescription(element) == GetDescription(descriptions[i])) > 1;
if (duplicateField)
{
source.Append("_" + i);
}
source.Append(" {\r\n");
source.Append("get{\r\n");
source.Append("\t ");
source.Append(dtName);
source.Append(" ret = null;\r\n");
source.Append("\t try {\r\n");
source.Append("\t ret = (");
source.Append(dtName);
source.Append(")this[");
source.Append(i);
source.Append("];\r\n");
source.Append("\t } catch (DataTypeException e) {\r\n");
source.Append(
"\t HapiLogFactory.GetHapiLog(this.GetType()).Error(\"Unexpected problem accessing known data type component - this is a bug.\", e);\r\n");
source.Append("\t throw new System.Exception(\"An unexpected error ocurred\",e);\r\n");
source.Append("\t }\r\n");
source.Append("\t return ret;\r\n");
source.Append("}\r\n\r\n");
source.Append("}\r\n");
}
/*if (correspondingControlInterface != null) {
* source.append(Control.getImplementation(correspondingControlInterface, version));
* } */
source.Append("}");
return(source.ToString());
}