/// <summary> Fills a field with values from an unparsed string representing the field. </summary> /// <param name="destinationField">the field Type /// </param> /// <param name="data">the field string (including all components and subcomponents; not including field delimiters) /// </param> /// <param name="encodingCharacters">the encoding characters used in the message /// </param> private static void Parse(IType destinationField, String data, EncodingCharacters encodingCharacters) { String[] components = Split(data, Convert.ToString(encodingCharacters.ComponentSeparator)); for (int i = 0; i < components.Length; i++) { int index = i + 1; if (components[i] != null && (Terser.isPrimitive(destinationField, index) && components[i].Contains(Convert.ToString(encodingCharacters.SubcomponentSeparator)))) { // sometimes someone sends us bad data and if the destinition is a primitive we should escape what needs to be escaped components[i] = Escape.escape(components[i], encodingCharacters); } String[] subcomponents = Split(components[i], Convert.ToString(encodingCharacters.SubcomponentSeparator)); for (int j = 0; j < subcomponents.Length; j++) { String val = subcomponents[j]; if (val != null) { val = Escape.unescape(val, encodingCharacters); } Terser.getPrimitive(destinationField, index, j + 1).Value = val; } } }
/// <summary> Fills a field with values from an unparsed string representing the field. </summary> /// <param name="destinationField">the field Type /// </param> /// <param name="data">the field string (including all components and subcomponents; not including field delimiters) /// </param> /// <param name="encodingCharacters">the encoding characters used in the message /// </param> private static void Parse(IType destinationField, System.String data, EncodingCharacters encodingCharacters) { System.String[] components = Split(data, System.Convert.ToString(encodingCharacters.ComponentSeparator)); for (int i = 0; i < components.Length; i++) { System.String[] subcomponents = Split(components[i], System.Convert.ToString(encodingCharacters.SubcomponentSeparator)); for (int j = 0; j < subcomponents.Length; j++) { System.String val = subcomponents[j]; if (val != null) { val = Escape.unescape(val, encodingCharacters); } Terser.getPrimitive(destinationField, i + 1, j + 1).Value = val; } } }
/// <summary> Encodes the given Type, using the given encoding characters. /// It is assumed that the Type represents a complete field rather than a component. /// </summary> public static System.String Encode(IType source, EncodingCharacters encodingChars) { System.Text.StringBuilder field = new System.Text.StringBuilder(); for (int i = 1; i <= Terser.numComponents(source); i++) { System.Text.StringBuilder comp = new System.Text.StringBuilder(); for (int j = 1; j <= Terser.numSubComponents(source, i); j++) { IPrimitive p = Terser.getPrimitive(source, i, j); comp.Append(EncodePrimitive(p, encodingChars)); comp.Append(encodingChars.SubcomponentSeparator); } field.Append(StripExtraDelimiters(comp.ToString(), encodingChars.SubcomponentSeparator)); field.Append(encodingChars.ComponentSeparator); } return(StripExtraDelimiters(field.ToString(), encodingChars.ComponentSeparator)); //return encode(source, encodingChars, false); }
/// <summary> Parses a segment string and populates the given Segment object. Unexpected fields are /// added as Varies' at the end of the segment. /// /// </summary> /// <throws> HL7Exception if the given string does not contain the </throws> /// <summary> given segment or if the string is not encoded properly /// </summary> public virtual void Parse(ISegment destination, System.String segment, EncodingCharacters encodingChars) { int fieldOffset = 0; if (IsDelimDefSegment(destination.GetStructureName())) { fieldOffset = 1; //set field 1 to fourth character of string Terser.Set(destination, 1, 0, 1, 1, System.Convert.ToString(encodingChars.FieldSeparator)); } System.String[] fields = Split(segment, System.Convert.ToString(encodingChars.FieldSeparator)); //destination.setName(fields[0]); for (int i = 1; i < fields.Length; i++) { System.String[] reps = Split(fields[i], System.Convert.ToString(encodingChars.RepetitionSeparator)); if (log.DebugEnabled) { log.Debug(reps.Length + "reps delimited by: " + encodingChars.RepetitionSeparator); } //MSH-2 will get split incorrectly so we have to fudge it ... bool isMSH2 = IsDelimDefSegment(destination.GetStructureName()) && i + fieldOffset == 2; if (isMSH2) { reps = new System.String[1]; reps[0] = fields[i]; } for (int j = 0; j < reps.Length; j++) { try { System.Text.StringBuilder statusMessage = new System.Text.StringBuilder("Parsing field "); statusMessage.Append(i + fieldOffset); statusMessage.Append(" repetition "); statusMessage.Append(j); log.Debug(statusMessage.ToString()); //parse(destination.GetField(i + fieldOffset, j), reps[j], encodingChars, false); IType field = destination.GetField(i + fieldOffset, j); if (isMSH2) { Terser.getPrimitive(field, 1, 1).Value = reps[j]; } else { Parse(field, reps[j], encodingChars); } } catch (HL7Exception e) { //set the field location and throw again ... e.FieldPosition = i; e.SegmentRepetition = MessageIterator.getIndex(destination.ParentStructure, destination).rep; e.SegmentName = destination.GetStructureName(); throw e; } } } //set data type of OBX-5 if (destination.GetType().FullName.IndexOf("OBX") >= 0) { Varies.fixOBX5(destination, Factory); } }