/// <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) { var 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 (var 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 (var 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) { var 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 (var i = 0; i < dataTypes.Length; i++) { var 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])); var 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 occurred\",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()); }