예제 #1
0
        public virtual int encodeSequence(object obj, System.IO.Stream stream, ElementInfo elementInfo)
        {
            int resultSize = 0;

            PropertyInfo[] fields   = elementInfo.getProperties(obj.GetType());
            int            fieldIdx = 0;

            foreach (PropertyInfo field in fields)
            {
                resultSize += encodeSequenceField(obj, fieldIdx++, field, stream, elementInfo);
            }
            return(resultSize);
        }
예제 #2
0
        public virtual DecodedObject <object> decodeChoice(DecodedObject <object> decodedTag, System.Type objectClass, ElementInfo elementInfo, System.IO.Stream stream)
        {
            object choice = createInstanceForElement(objectClass, elementInfo);
            DecodedObject <object> val = null;

            PropertyInfo[] fields   = elementInfo.getProperties(objectClass);
            int            fieldIdx = 0;

            foreach (PropertyInfo field in fields)
            {
                ElementInfo info = new ElementInfo();
                info.AnnotatedClass = field;
                if (elementInfo.hasPreparedInfo())
                {
                    info.PreparedInfo = elementInfo.PreparedInfo.getPropertyMetadata(fieldIdx);
                }
                else
                {
                    info.ASN1ElementInfo = CoderUtils.getAttribute <ASN1Element>(field);
                }

                val = decodeClassType(decodedTag, field.PropertyType, info, stream);
                fieldIdx++;
                if (val != null)
                {
                    invokeSelectMethodForField(field, choice, val.Value, info);
                    break;
                }
                ;
            }
            if (val == null && !CoderUtils.isOptional(elementInfo))
            {
                throw new System.ArgumentException("The choice '" + objectClass.ToString() + "' does not have a selected item!");
            }
            else
            {
                return(new DecodedObject <object>(choice, val != null?val.Size:0));
            }
        }
예제 #3
0
        protected ElementInfo getChoiceSelectedElement(Object obj, ElementInfo elementInfo)
        {
            ElementInfo info = null;

            PropertyInfo[] fields = elementInfo.getProperties(obj.GetType());

            int fieldIdx = 0;

            foreach (PropertyInfo field in fields)
            {
                info = new ElementInfo();
                info.AnnotatedClass = field;
                if (elementInfo.hasPreparedInfo())
                {
                    info.PreparedInfo = (elementInfo.PreparedInfo.getPropertyMetadata(fieldIdx));
                }
                else
                {
                    info.ASN1ElementInfo = CoderUtils.getAttribute <ASN1Element>(field);
                }

                if (invokeSelectedMethodForField(field, obj, info))
                {
                    break;
                }
                else
                {
                    info = null;
                }
                fieldIdx++;
            }

            if (info == null)
            {
                throw new System.ArgumentException("The choice '" + obj.ToString() + "' does not have a selected item!");
            }
            return(info);
        }
예제 #4
0
        public virtual DecodedObject <object> decodeSequence(DecodedObject <object> decodedTag, System.Type objectClass, ElementInfo elementInfo, System.IO.Stream stream)
        {
            object sequence = createInstanceForElement(objectClass, elementInfo);

            initDefaultValues(sequence);
            DecodedObject <object> fieldTag = null;
            int maxSeqLen      = elementInfo.MaxAvailableLen;
            int sizeOfSequence = 0;

            if (maxSeqLen == -1 || maxSeqLen > 0)
            {
                fieldTag = decodeTag(stream);
                if (fieldTag != null)
                {
                    sizeOfSequence += fieldTag.Size;
                }
            }
            PropertyInfo[] fields = elementInfo.getProperties(objectClass);

            for (int i = 0; i < fields.Length; i++)
            {
                PropertyInfo           field = fields[i];
                DecodedObject <object> obj   = decodeSequenceField(
                    fieldTag, sequence, i, field, stream, elementInfo, true
                    );
                if (obj != null)
                {
                    sizeOfSequence += obj.Size;

                    bool isAny = false;
                    if (i + 1 == fields.Length - 1)
                    {
                        ElementInfo info = new ElementInfo();
                        info.AnnotatedClass  = (fields[i + 1]);
                        info.MaxAvailableLen = (elementInfo.MaxAvailableLen);
                        if (elementInfo.hasPreparedInfo())
                        {
                            info.PreparedInfo = (elementInfo.PreparedInfo.getPropertyMetadata(i + 1));
                        }
                        else
                        {
                            info.ASN1ElementInfo = CoderUtils.getAttribute <ASN1Element>(fields[i + 1]);
                        }
                        isAny = CoderUtils.isAnyField(fields[i + 1], info);
                    }

                    if (maxSeqLen != -1)
                    {
                        elementInfo.MaxAvailableLen = (maxSeqLen - sizeOfSequence);
                    }

                    if (!isAny)
                    {
                        if (i < fields.Length - 1)
                        {
                            if (maxSeqLen == -1 || elementInfo.MaxAvailableLen > 0)
                            {
                                fieldTag = decodeTag(stream);
                                if (fieldTag != null)
                                {
                                    sizeOfSequence += fieldTag.Size;
                                }
                                else
                                {
                                    break;
                                }
                            }
                            else
                            {
                                fieldTag = null;
                            }
                        }
                    }
                }
                ;
            }
            return(new DecodedObject <object>(sequence, sizeOfSequence));
        }