private static Relationship FindChoiceOption(Ca.Infoway.Messagebuilder.Xml.Predicate <Relationship> predicate, IList <Relationship
> choices)
{
Relationship result = null;
foreach (Relationship option in choices)
{
if (option.Choice)
{
result = option.FindChoiceOption(predicate);
}
else
{
if (predicate.Apply(option))
{
result = option;
}
}
if (result != null)
{
break;
}
}
return(result);
}
private void AddChoiceAnnotation(PartBridge part, Relationship relationship)
{
NamedAndTyped choiceOptionRelationship = null;
string choiceType = relationship.Type;
if (relationship.Choice)
{
choiceOptionRelationship = BeanBridgeChoiceRelationshipResolver.ResolveChoice(part, relationship);
}
else
{
if (relationship.TemplateRelationship)
{
Argument argument = this.interaction.GetArgumentByTemplateParameterName(relationship.TemplateParameterName);
if (argument != null && argument.Choice)
{
Ca.Infoway.Messagebuilder.Xml.Predicate <Relationship> predicate = ChoiceSupport.ChoiceOptionTypePredicate(new string[] {
part.GetTypeName()
});
choiceOptionRelationship = argument.FindChoiceOption(predicate);
choiceType = argument.Name;
}
}
}
if (choiceOptionRelationship != null)
{
CurrentBuffer().AddInfo("Selected option " + choiceOptionRelationship.Type + " (" + choiceOptionRelationship.Name + ") from choice "
+ choiceType);
}
}
private MessagePartHolder GetMessagePart(Interaction interaction, Relationship relationship, object value)
{
string typeName = relationship.Type;
if (relationship.TemplateRelationship)
{
Argument argument = interaction.GetArgumentByTemplateParameterName(relationship.TemplateParameterName);
if (argument.Choice)
{
Ca.Infoway.Messagebuilder.Xml.Predicate <Relationship> predicate = ChoiceSupport.ChoiceOptionTypePredicate(GetTypes(value)
);
Relationship option = argument.FindChoiceOption(predicate);
if (option != null)
{
typeName = option.Type;
}
else
{
// couldn't find a choice type to use (most likely, value is null)
// can't leave typeName as null, so just use first choice type from argument
typeName = argument.Choices[0].Type;
}
}
else
{
typeName = argument.Name;
}
}
else
{
if (relationship.Choice)
{
Relationship option = relationship.FindChoiceOption(ChoiceSupport.ChoiceOptionTypePredicate(GetTypes(value)));
if (option != null)
{
typeName = option.Type;
}
}
}
return(BuildMessagePartHolder(relationship, typeName, interaction));
}
private string DetermineXmlName(PartBridge tealBean, Relationship relationship)
{
if (!relationship.Choice && !relationship.TemplateRelationship)
{
return(relationship.Name);
}
else
{
if (relationship.TemplateRelationship)
{
Argument argument = this.interaction.GetArgumentByTemplateParameterName(relationship.TemplateParameterName);
if (argument == null)
{
throw new RenderingException("Cannot determine the template/choice parameter type : " + relationship.Name);
}
else
{
if (argument.Choice)
{
Ca.Infoway.Messagebuilder.Xml.Predicate <Relationship> predicate = ChoiceSupport.ChoiceOptionTypePredicate(new string[] {
tealBean.GetTypeName()
});
Relationship option = argument.FindChoiceOption(predicate);
if (option == null)
{
throw new RenderingException("Cannot determine the choice type of template argument : " + argument.Name);
}
else
{
return(option.Name);
}
}
else
{
return(argument.TraversalName);
}
}
}
else
{
if (tealBean.IsEmpty())
{
return(relationship.Choices[0].Name);
}
else
{
if (relationship.Cardinality.Multiple)
{
return(relationship.Name);
}
Relationship option = BeanBridgeChoiceRelationshipResolver.ResolveChoice(tealBean, relationship);
if (option == null)
{
// log an error instead?
throw new RenderingException("Cannot determine the choice type of relationship : " + relationship.Name);
}
else
{
return(option.Name);
}
}
}
}
}
/// <summary>Find a specific choice based on some matching strategy defined by the predicate.</summary>
/// <remarks>Find a specific choice based on some matching strategy defined by the predicate.</remarks>
/// <param name="predicate">- a class that determines the matching strategy of the choice.</param>
/// <returns>the selected choice.</returns>
public virtual Relationship FindChoiceOption(Ca.Infoway.Messagebuilder.Xml.Predicate <Relationship> predicate)
{
return(FindChoiceOption(predicate, Choices));
}
