Beispiel #1
0
 /// <summary>
 /// 非密封类修饰用protected virtual
 /// 密封类修饰用private
 /// </summary>
 /// <param name="disposing"></param>
 protected virtual void Dispose(bool disposing)
 {
     if (derivedDisposed)
     {
         return;
     }
     if (disposing)
     {
         // 清理托管资源
         if (derivedManagedResource != null)
         {
             derivedManagedResource.Dispose();
             derivedManagedResource = null;
         }
     }
     // 清理非托管资源
     if (derivedNativeResource != IntPtr.Zero)
     {
         Marshal.FreeHGlobal(derivedNativeResource);
         derivedNativeResource = IntPtr.Zero;
     }
     //调用父类的清理代码
     base.Dispose(disposing);
     //让类型知道自己已经被释放
     derivedDisposed = true;
 }
Beispiel #2
0
 /// <summary>
 /// 使用受保护的虚方法,考虑类继承调用
 /// 非密封类修饰用protected virtual
 /// 密封类修饰用private
 /// </summary>
 /// <param name="isDispose"></param>
 protected virtual void Dispose(bool isDispose)
 {
     if (m_isDisposed)
     {
         return;
     }
     //显式的调用Dispose需要手工的清理对象本身托管资源,而终结器调用不需要手工清理
     if (isDispose)
     {
         //清理托管资源
         if (m_manageResource != null)
         {
             //对象被dispose不表示该对象为null
             m_manageResource.Dispose();
             m_manageResource = null;
         }
     }
     //清理非托管资源
     if (m_nativeResource != IntPtr.Zero)
     {
         Marshal.FreeHGlobal(m_nativeResource);
         m_nativeResource = IntPtr.Zero;
     }
     //指示资源已释放
     m_isDisposed = true;
 }
        public void TestIn()
        {
            ProgrammerIn programmer = new ProgrammerIn()
            {
                Name = "Make"
            };
            ManagerIn manager = new ManagerIn()
            {
                Name = "pzi"
            };

            Test(programmer, manager);//如果不为IMyComparable接口的泛型参数T指定in关键字,将会导致编译出错
        }