private byte[] CompileTlv(TlvConfig cfg, String tagName, int lengthBytes, Object obj, String locMsg)
{
int tagLength = (cfg != null && cfg.TagsCount > 0) ? cfg.GetTag(0).Name.Length
: (tagName.Length > 0 ? tagName.Length : 2);
if (cfg != null && cfg.LengthBytes > 0)
{
lengthBytes = cfg.LengthBytes;
}
if (String.IsNullOrEmpty(tagName) && (cfg == null || cfg.TagsCount <= 0))
{
throw new MessageCompilerException(
"Cannot compile a tlv field. It cannot determine the tag ID. Check configuration "
+ locMsg);
}
IList <TlvTagConfig> tagCfgs = null;
if (cfg != null)
{
tagCfgs = cfg.Tags;
}
if (tagCfgs == null)
{
tagCfgs = new List <TlvTagConfig>();
}
if (tagCfgs.Count <= 0)
{
TlvTagConfig tagCfg = new TlvTagConfig();
tagCfg.Name = tagName;
tagCfgs.Add(tagCfg);
}
IDictionary <String, Object> tagMapVal = new Dictionary <String, Object>();
if (obj is IDictionary <String, Object> )
{
IDictionary <String, Object> map = (IDictionary <String, Object>)obj;
foreach (TlvTagConfig tagCfg in tagCfgs)
{
if (map.ContainsKey(tagCfg.Name))
{
tagMapVal[tagCfg.Name] = map[tagCfg.Name];
}
}
}
else if (obj != null)
{
foreach (TlvTagConfig tagCfg in tagCfgs)
{
PropertyInfo property = obj.GetType().GetProperty(tagCfg.Name);
if (property != null)
{
tagMapVal[tagCfg.Name] = property.GetValue(obj, null);
}
}
}
if (tagMapVal.Count <= 0 && tagCfgs.Count == 1)
{
tagMapVal[tagCfgs[0].Name] = obj;
}
StringBuilder sb = new StringBuilder();
foreach (TlvTagConfig tagCfg in tagCfgs)
{
sb.Append(tagCfg.Name);
String len = "0";
String strVal = "";
if (tagMapVal.ContainsKey(tagCfg.Name) && tagMapVal[tagCfg.Name] != null)
{
Object value = tagMapVal[tagCfg.Name];
if (tagCfg.Splitter != null)
{
if (value is IEnumerable <Object> )
{
strVal = Util.Join((IEnumerable <Object>)value, tagCfg.Splitter);
}
else
{
throw new MessageCompilerException(
"Cannot compile a tlv field. The passed value is not an array. Check configuration "
+ locMsg + " for tag " + tagCfg.Name);
}
}
else if (tagCfg.BitContent != null)
{
byte[] val = CompileBitContent(tagCfg.BitContent, value);
strVal = System.Text.Encoding.ASCII.GetString(val);
}
else
{
strVal = value.ToString();
}
}
len = strVal.Length.ToString();
if (len.Length > lengthBytes)
{
throw new MessageCompilerException(
"Cannot compile a tlv field. The length's value is too big more than " + lengthBytes
+ " digits. Check configuration " + locMsg + " for tag " + tagCfg.Name);
}
else if (len.Length < lengthBytes)
{
len = len.PadLeft(lengthBytes, '0');
}
sb.Append(len);
sb.Append(strVal);
}
return(MessageUtility.StringToAsciiArray(sb.ToString()));
}
internal override void SetValue(String value)
{
SetValue(MessageUtility.StringToAsciiArray(value));
}
private byte[] CompileBitContent(BitContentConfig cfg, Object obj)
{
if (cfg.ClassType != obj.GetType())
{
throw new MessageCompilerException("Cannot compile a BitContent field. Not match target type of object. The passed "
+ "object has type of " + obj.GetType().FullName + " whereas the BitContent requires type of "
+ cfg.ClassType.FullName + ". Please check configuration for BitContent (id=" + cfg.Id);
}
String[] locMsgs = new String[] { "BitContent element (id=" + cfg.Id + ") and field (name=",
null, ")" };
List <byte> bytes = new List <byte>();
foreach (BitContentFieldConfig ccfg in cfg.Fields)
{
Object propVal = ccfg.PropertyInfo.GetValue(obj, null);
if (propVal == null)
{
if (!ccfg.IsOptional)
{
for (int i = 0; i < ccfg.Length; i++)
{
bytes.Add(ccfg.NullChar);
}
}
}
else if (propVal.GetType() == typeof(byte[]))
{
bytes.AddRange((byte[])propVal);
}
else if (ccfg.Tlv != null || !String.IsNullOrEmpty(ccfg.TlvTagName))
{
locMsgs[1] = ccfg.PropertyInfo.Name;
byte[] val = CompileTlv(ccfg.Tlv, ccfg.TlvTagName, ccfg.TlvLengthBytes, propVal,
String.Join("", locMsgs));
bytes.AddRange(val);
}
else
{
byte[] value = MessageUtility.StringToAsciiArray(propVal.ToString());
if (value.Length > ccfg.Length)
{
locMsgs[1] = ccfg.PropertyInfo.Name;
throw new MessageCompilerException(
"Cannot compile a BitContent field. The length of field's value is too big more than "
+ ccfg.Length + " chars. Check configuration " + String.Join("", locMsgs));
}
int i = value.Length;
if (ccfg.Align == "right")
{
for (; i < ccfg.Length; i++)
{
bytes.Add(ccfg.PadChar);
}
}
bytes.AddRange(value);
if (ccfg.Align != "right")
{
for (; i < ccfg.Length; i++)
{
bytes.Add(ccfg.PadChar);
}
}
}
}
return(bytes.ToArray());
}