public virtual int encodeSequenceField(object obj, int fieldIdx, PropertyInfo field, System.IO.Stream stream, ElementInfo elementInfo)
{
ElementInfo info = new ElementInfo();
info.AnnotatedClass = field;
if (elementInfo.hasPreparedInfo())
{
info.PreparedInfo = elementInfo.PreparedInfo.getPropertyMetadata(fieldIdx);
}
else
{
info.ASN1ElementInfo = CoderUtils.getAttribute <ASN1Element>(field);
}
int resultSize = 0;
if (CoderUtils.isNullField(field, info))
{
return(encodeNull(obj, stream, elementInfo));
}
else
{
object invokeObjResult = invokeGetterMethodForField(field, obj, info);
if (invokeObjResult != null)
{
resultSize += encodeClassType(invokeObjResult, stream, info);
}
else
{
CoderUtils.checkForOptionalField(field, info);
}
}
return(resultSize);
}
/// <param name="obj">The encoded sequence</param>
/// <param name="fieldIdx">Index of the sequence field to be encoded</param>
/// <param name="field">Field of the encoded sequence to be encoded</param>
/// <param name="stream"></param>
/// <param name="elementInfo">ElementInfo for the encoded sequence</param>
public virtual int encodeSequenceField(object obj, int fieldIdx, PropertyInfo field, System.IO.Stream stream, ElementInfo elementInfo)
{
ElementInfo info = new ElementInfo();
info.AnnotatedClass = field;
if (elementInfo.hasPreparedInfo())
{
info.PreparedInfo = elementInfo.PreparedInfo.getPropertyMetadata(fieldIdx);
}
else
{
info.ASN1ElementInfo = CoderUtils.getAttribute <ASN1Element>(field);
}
if (CoderUtils.isNullField(field, info))
{
return(encodeNull(obj, stream, elementInfo));
}
else
{
object invokeObjResult = invokeGetterMethodForField(field, obj, info);
if (invokeObjResult == null)
{
CoderUtils.checkForOptionalField(field, info);
return(0);
}
else if (CoderUtils.isDefaultField(field, info))
{
// skip the field if the current value equals to the default value (this is optional for BER, but mandatory for DER)
object newSequenceInstance = Activator.CreateInstance(obj.GetType());
CoderUtils.initDefaultValues(newSequenceInstance);
object defaultFieldValue = invokeGetterMethodForField(field, newSequenceInstance, info);
return(CoderUtils.AreEqual(defaultFieldValue, invokeObjResult) ? 0 : encodeClassType(invokeObjResult, stream, info));
}
else
{
return(encodeClassType(invokeObjResult, stream, info));
}
}
}
public virtual DecodedObject <object> decodeSequenceField(DecodedObject <object> fieldTag, object sequenceObj, int fieldIdx, PropertyInfo field, System.IO.Stream stream, ElementInfo elementInfo, bool checkOptional)
{
ElementInfo info = new ElementInfo();
info.AnnotatedClass = field;
info.MaxAvailableLen = elementInfo.MaxAvailableLen;
if (elementInfo.hasPreparedInfo())
{
info.PreparedInfo = elementInfo.PreparedInfo.getPropertyMetadata(fieldIdx);
}
else
{
info.ASN1ElementInfo = CoderUtils.getAttribute <ASN1Element>(field);
}
if (CoderUtils.isNullField(field, info))
{
return(decodeNull(fieldTag, field.PropertyType, info, stream));
}
else
{
DecodedObject <object> val = decodeClassType(fieldTag, field.PropertyType, info, stream);
if (val != null)
{
invokeSetterMethodForField(field, sequenceObj, val.Value, info);
}
else
{
if (checkOptional)
{
CoderUtils.checkForOptionalField(field, info);
}
}
return(val);
}
}
