/// <summary>
/// Construtor padrão.
/// </summary>
/// <param name="member"></param>
/// <param name="importDescription"></param>
/// <param name="creationPolicy">Política de criação.</param>
public ProviderImportDefinition(Lazy <MemberInfo> member, ImportDescription importDescription, System.ComponentModel.Composition.CreationPolicy creationPolicy) : base(CompositionServices.GetContractNameFromImportDescription(member, importDescription), CompositionServices.GetTypeIdentityFromImportDescription(member, importDescription), CompositionServices.GetMetadataFromImportDescription(member, importDescription), GetCardinality(member, importDescription.AllowDefault), importDescription.Recomposable, importDescription.Prerequisite, creationPolicy)
{
member.Require("member").NotNull();
importDescription.Require("importDescription").NotNull();
this.AllowDefault = importDescription.AllowDefault;
_member = member;
}
/// <summary>
/// Recupera uma lista de todas as definições de import da parte.
/// </summary>
/// <param name="part"></param>
/// <param name="providerParameterImportContainer"></param>
/// <returns></returns>
private Lazy <IEnumerable <ImportDefinition> > GetImportDefinitions(PartDescription part, ProviderParameterImportDefinitionContainer providerParameterImportContainer)
{
return(new Lazy <IEnumerable <ImportDefinition> >(() => {
var imports = new List <ImportDefinition>();
foreach (var i in part.Imports)
{
ImportDescription import = i;
imports.Add(new ProviderImportDefinition(new Lazy <System.Reflection.MemberInfo>(() => GetMemberInfo(part.TypeName, import.MemberName), false), import, part.PartCreationPolicy));
}
foreach (var i in providerParameterImportContainer.GetImportDefinitions())
{
imports.Add(i);
}
return imports;
}));
}
/// <summary>
/// Construtor padrão.
/// </summary>
/// <param name="parameter"></param>
/// <param name="importDescription"></param>
/// <param name="creationPolicy"></param>
public ProviderParameterImportDefinition(System.Reflection.ParameterInfo parameter, ImportDescription importDescription, System.ComponentModel.Composition.CreationPolicy creationPolicy) : base(CompositionServices.GetContractNameFromImportDescription(parameter, importDescription), CompositionServices.GetTypeIdentityFromImportDescription(parameter, importDescription), CompositionServices.GetMetadataFromImportDescription(parameter, importDescription), System.ComponentModel.Composition.Primitives.ImportCardinality.ExactlyOne, importDescription.Recomposable, importDescription.Prerequisite, creationPolicy)
{
parameter.Require("parameter").NotNull();
importDescription.Require("importDescription").NotNull();
this.AllowDefault = importDescription.AllowDefault;
this.Parameter = parameter;
}
/// <summary>
/// Recupera o nome do contrato do <see cref="MemberInfo"/> e <see cref="ImportDescription"/>.
/// </summary>
/// <param name="member">Informações do membro.</param>
/// <param name="importDescription">Informações sobre a definição do import.</param>
/// <returns>Nome do contrato.</returns>
public static string GetContractNameFromImportDescription(Lazy <MemberInfo> member, ImportDescription importDescription)
{
member.Require("member").NotNull();
importDescription.Require("importDescription").NotNull();
if (!string.IsNullOrEmpty(importDescription.ContractName))
{
return(importDescription.ContractName);
}
if (importDescription.ContractType != null)
{
return(AttributedModelServices.GetContractName(importDescription.ContractType));
}
var memberValue = member.Value;
if (memberValue == null)
{
throw new InvalidOperationException("member is null");
}
if (memberValue.MemberType == MemberTypes.Method)
{
return(AttributedModelServices.GetTypeIdentity((MethodInfo)memberValue));
}
else if (memberValue.MemberType == MemberTypes.Constructor)
{
return(AttributedModelServices.GetContractName(memberValue.GetDefaultTypeFromMember()));
}
return(AttributedModelServices.GetContractName(memberValue.GetDefaultTypeFromMember()));
}
/// <summary>
/// Recupera a identidade do para paremtro.
/// </summary>
/// <param name="parameterInfo"></param>
/// <param name="import"></param>
/// <returns></returns>
public static string GetTypeIdentityFromImportDescription(this ParameterInfo parameterInfo, ImportDescription import)
{
if (import.ContractTypeName != null)
{
return(import.ContractTypeName.FullName);
}
if (import.ContractType != null)
{
return(AttributedModelServices.GetTypeIdentity(import.ContractType));
}
return(AttributedModelServices.GetTypeIdentity(parameterInfo.ParameterType));
}
/// <summary>
/// Recupera a identidade do tipo com base na descrição do import.
/// </summary>
/// <param name="member"></param>
/// <param name="import"></param>
/// <returns></returns>
public static string GetTypeIdentityFromImportDescription(this Lazy <MemberInfo> member, ImportDescription import)
{
if (import.ContractTypeName != null)
{
return(import.ContractTypeName.FullName);
}
if (import.ContractType != null)
{
return(AttributedModelServices.GetTypeIdentity(import.ContractType));
}
var memberValue = member.Value;
if (memberValue == null)
{
throw new InvalidOperationException("member is null");
}
if (memberValue.MemberType == MemberTypes.Method)
{
return(AttributedModelServices.GetTypeIdentity((MethodInfo)memberValue));
}
if (memberValue.MemberType == MemberTypes.Method)
{
return(AttributedModelServices.GetTypeIdentity((MethodInfo)memberValue));
}
return(AttributedModelServices.GetTypeIdentity(memberValue.GetDefaultTypeFromMember()));
}
/// <summary>
/// Recupera os metadados de um descrição de import.
/// </summary>
/// <param name="parameter"></param>
/// <param name="importDescription"></param>
/// <returns></returns>
public static IEnumerable <KeyValuePair <string, Type> > GetMetadataFromImportDescription(this ParameterInfo parameter, ImportDescription importDescription)
{
parameter.Require("parameter").NotNull();
importDescription.Require("importDescription").NotNull();
var metadata = new Dictionary <string, Type>();
return(metadata);
}
/// <summary>
/// Recupera o nome do contrato do <see cref="ParameterInfo"/> e <see cref="ExportDescription"/>
/// </summary>
/// <param name="member">Informações sobre o membro.</param>
/// <param name="importDescription">Informações sobre a definição de export.</param>
/// <returns>Nome do contrato.</returns>
public static string GetContractNameFromImportDescription(ParameterInfo member, ImportDescription importDescription)
{
member.Require("member").NotNull();
importDescription.Require("importDescription").NotNull();
if (!string.IsNullOrEmpty(importDescription.ContractName))
{
return(importDescription.ContractName);
}
if (importDescription.ContractType != null)
{
return(AttributedModelServices.GetContractName(importDescription.ContractType));
}
return(AttributedModelServices.GetContractName(member.ParameterType));
}
