Net.Pkcs11Interop.HighLevelAPI81.ObjectAttribute.Dispose C# (CSharp) Method

        public void Dispose()
        {
            Dispose(true);
            GC.SuppressFinalize(this);
        }

        public void _01_DisposeAttributeTest()
        {
            if (Platform.UnmanagedLongSize != 8 || Platform.StructPackingSize != 1)
                Assert.Inconclusive("Test cannot be executed on this platform");

            // Unmanaged memory for attribute value stored in low level CK_ATTRIBUTE struct
            // is allocated by constructor of ObjectAttribute class.
            ObjectAttribute attr1 = new ObjectAttribute(CKA.CKA_CLASS, CKO.CKO_DATA);

            // Do something interesting with attribute

            // This unmanaged memory is freed by Dispose() method.
            attr1.Dispose();


            // ObjectAttribute class can be used in using statement which defines a scope 
            // at the end of which an object will be disposed (and unmanaged memory freed).
            using (ObjectAttribute attr2 = new ObjectAttribute(CKA.CKA_CLASS, CKO.CKO_DATA))
            {
                // Do something interesting with attribute
            }


            #pragma warning disable 0219

            // Explicit calling of Dispose() method can also be ommitted.
            ObjectAttribute attr3 = new ObjectAttribute(CKA.CKA_CLASS, CKO.CKO_DATA);

            // Do something interesting with attribute

            // Dispose() method will be called (and unmanaged memory freed) by GC eventually
            // but we cannot be sure when will this occur.

            #pragma warning restore 0219
        }