IUnknown (JNA API)

com.sun.jna.platform.win32.COM.util

## Interface IUnknown

- All Known Subinterfaces:
    IDispatch
  All Known Implementing Classes:
    ProxyObject

      public interface IUnknown

  Java friendly version of the IUnknown interface.

- - ### Method Summary

    All Methods Instance Methods Abstract Methods
    Modifier and Type | Method and Description
    --- | ---
    `<T> T` | `queryInterface(java.lang.Class<T> comInterface)` Returns a proxy object for the given interface.

- - ### Method Detail

    - #### queryInterface

          <T> T queryInterface(java.lang.Class<T> comInterface)
                        throws COMException

      Returns a proxy object for the given interface. Assuming that the interface is annotated with a ComInterface annotation that provides a valid iid. Will throw COMException if an error occurs trying to retrieve the requested interface, see exception cause for details.
      Throws:
        `COMException`

Copyright © 2007-2016 Timothy Wall. All Rights Reserved.