/// <summary>
/// 根据配置文件的设置, 将构造原则(IPolicy)实例添加至Builder对象的构造原则链中.
/// </summary>
/// <param name="configSection">配置文件对象.</param>
/// <param name="builder">Builder对象</param>
private void applyConfigurationToBuilder(FactoryConfigurationSection configSection, IBuilder <BuilderStage> builder)
{
foreach (InterfaceElement interfaceEle in configSection.Interfaces)
{
foreach (InstanceElement instanceEle in interfaceEle.Instances)
{
// 添加接口与实现的Map关系!!
TypeMappingPolicy tmp = new TypeMappingPolicy(instanceEle.Type, instanceEle.Name);
builder.Policies.Set <ITypeMappingPolicy>(tmp, interfaceEle.Type, instanceEle.Name);
// 添加接口实例的构造原则(IPolicy)(添加实例构造函数的参数列表).
List <IParameter> paras = new List <IParameter>();
foreach (ConstructorParameterElement conParaEle in instanceEle.ConstructorParameters)
{
paras.Add(new ValueParameter(conParaEle.Type, conParaEle.GetParameterValue()));
}
ConstructorPolicy csp = new ConstructorPolicy(paras.ToArray());
builder.Policies.Set <ICreationPolicy>(csp, instanceEle.Type, instanceEle.Name);
// 添加是否单件的构造原则(IPolicy).
SingletonPolicy slp = new SingletonPolicy(instanceEle.IsSingleton);
builder.Policies.Set <ISingletonPolicy>(slp, instanceEle.Type, instanceEle.Name);
}
}
}
/// <summary>
/// 构建策略
/// </summary>
/// <param name="servicedesc">服务描述</param>
/// <param name="issave">是否保存服务</param>
/// <param name="parameters">服务传入参数</param>
/// <returns></returns>
public PolicyList[] BuildPolicy(ServiceDesc servicedesc, bool issave, object[] parameters)
{
PolicyList[] policies = new PolicyList[1];
PolicyList policylist = new PolicyList();
policies[0] = policylist;
//构建影射策略
TypeMappingPolicy typepolicy = new TypeMappingPolicy(servicedesc.ImpleType, servicedesc.Key);
policylist.Set <ITypeMappingPolicy>(typepolicy, servicedesc.ServiceType, servicedesc.Key);
//构建单一构建策略（只有创建了单一创建策略才能够Locate）
if (issave)
{
SingletonPolicy singletonpolicy = new SingletonPolicy(true);
policylist.Set <ISingletonPolicy>(singletonpolicy, servicedesc.ImpleType, servicedesc.Key);
}
//建立创建策略，可以添加参数
if (parameters != null && parameters.Length != 0)
{
ConstructorPolicy constuctorpolicy = new ConstructorPolicy();
for (int i = 0; i < parameters.Length; i++)
{
constuctorpolicy.AddParameter(new ValueParameter(parameters[i].GetType(), parameters[i]));
}
policylist.Set <ICreationPolicy>(constuctorpolicy, servicedesc.ImpleType, servicedesc.Key);
}
return(policies);
}
