class Entity:IEntityName { #region IEntityName Members public string FirstName { get; set; } public string LastName { get; set; } #endregion } public class Person:IPerson { public IEntityName EntityName; public Person() { } public Person(IEntityName EntityName) { this.EntityName = EntityName; } public string ReverseName() { return string.Format("Your reverse name is {0} {1}",EntityName.LastName,EntityName.FirstName); } public override string ToString() { return string.Format("Name is {0} {1}",EntityName.FirstName,EntityName.LastName); } } // Main Method private static string displayReverseName(string fName,string lName) { IUnityContainer container = new UnityContainer(); container.RegisterType<IPerson,Person>().RegisterType<IEntityName,Entity>(); IEntityName entityName = container.Resolve<IEntityName>(); entityName.FirstName = fName; entityName.LastName = lName; var p = container.Resolve<IPerson>(); return p.ReverseName(); // firstName and lastName are still null }
解决方法
您可以使用ParameterOverride,如:
var p = container.Resolve<IPerson>(new ParameterOverride("EntityName",entityName));
这告诉unity使用名为“EntityName”的参数将entityName实例提供给构造函数.
您可以在这里找到一些额外的信息:http://msdn.microsoft.com/en-us/library/ff660920(v=pandp.20).aspx
原文地址:https://www.jb51.cc/csharp/91918.html
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