/// <summary>
/// Converts the given value according to the mappings and id-refs in
/// this codec and uses writeAttribute to write the attribute into the
/// given node.
/// </summary>
/// <param name="enc">Codec that controls the encoding process.</param>
/// <param name="obj">Object whose member is going to be encoded.</param>
/// <param name="fieldname"></param>
/// <param name="value">Value of the property to be encoded.</param>
/// <param name="node">XML node that contains the encoded object.</param>
protected void EncodeValue(mxCodec enc, Object obj, string fieldname,
Object value, XmlNode node)
{
if (value != null && !IsExcluded(obj, fieldname, value, true))
{
if (IsReference(obj, fieldname, value, true))
{
Object tmp = enc.GetId(value);
if (tmp == null)
{
Trace.WriteLine("mxObjectCodec.encode: No ID for " +
GetName() + "." + fieldname + "=" + value);
return; // exit
}
value = tmp;
}
Object defaultValue = GetFieldValue(template, fieldname);
if (fieldname == null || enc.IsEncodeDefaults ||
defaultValue == null || !defaultValue.Equals(value))
{
WriteAttribute(enc, obj, GetAttributeName(fieldname), value,
node);
}
}
}
/// <summary>
/// Converts the given value according to the mappings and id-refs in
/// this codec and uses writeAttribute to write the attribute into the
/// given node.
/// </summary>
/// <param name="enc">Codec that controls the encoding process.</param>
/// <param name="obj">Object whose member is going to be encoded.</param>
/// <param name="fieldname"></param>
/// <param name="value">Value of the property to be encoded.</param>
/// <param name="node">XML node that contains the encoded object.</param>
protected void EncodeValue(mxCodec enc, Object obj, string fieldname,
Object value, XmlNode node)
{
if (value != null && !IsExcluded(obj, fieldname, value, true))
{
if (IsReference(obj, fieldname, value, true))
{
Object tmp = enc.GetId(value);
if (tmp == null)
{
Trace.WriteLine("mxObjectCodec.encode: No ID for " +
GetName() + "." + fieldname + "=" + value);
return; // exit
}
value = tmp;
}
Object defaultValue = GetFieldValue(template, fieldname);
if (fieldname == null || enc.IsEncodeDefaults
|| defaultValue == null || !defaultValue.Equals(value))
{
WriteAttribute(enc, obj, GetAttributeName(fieldname), value,
node);
}
}
}
/// <summary>
/// Encodes the value of each member in then given obj
/// into the given node using encodeFields and encodeElements.
/// </summary>
/// <param name="enc">Codec that controls the encoding process.</param>
/// <param name="obj">Object to be encoded.</param>
/// <param name="node">XML node that contains the encoded object.</param>
protected virtual void EncodeObject(mxCodec enc, Object obj, XmlNode node)
{
mxCodec.SetAttribute(node, "id", enc.GetId(obj));
EncodeFields(enc, obj, node);
EncodeElements(enc, obj, node);
}
/// <summary>
/// Encodes the value of each member in then given obj
/// into the given node using encodeFields and encodeElements.
/// </summary>
/// <param name="enc">Codec that controls the encoding process.</param>
/// <param name="obj">Object to be encoded.</param>
/// <param name="node">XML node that contains the encoded object.</param>
protected virtual void EncodeObject(mxCodec enc, Object obj, XmlNode node)
{
mxCodec.SetAttribute(node, "id", enc.GetId(obj));
EncodeFields(enc, obj, node);
EncodeElements(enc, obj, node);
}
