com.ontotext.ordi
Interface Wrapper

All Known Subinterfaces:

Connection, DataSource, TConnection, TSource, WsmoConnection, WsmoSource

All Known Implementing Classes:

ConnectionImpl, DataSourceImpl, RDBMSAdapter, RDBMSConnection, RemoteWsmoConnection, RemoteWsmoSource, TConnectionImpl, TQueryConnectionImpl, TRREEAdapter, TRREEConnection, TSourceImpl, WsmoConnectionImpl, WsmoSourceImpl

public interface Wrapper

Interface for ORDI classes to provide ability to retrieve the delegate instance when the instance in question is in fact proxy class.

Author:

vassil

See Also:

Wrapper

Method Summary

boolean	isWrapperFor(Class<?> iface) Returns true if this either implements the interface argument or is directly or indirectly a wrapper for an object that does.
<T> T	unwrap(Class<T> iface) Returns an object that implements the given interface to allow access to non-standard methods, or standard methods not exposed by the proxy.

Method Detail

isWrapperFor

boolean isWrapperFor(Class<?> iface)
                     throws ORDIException

Returns true if this either implements the interface argument or is directly or indirectly a wrapper for an object that does.

Parameters:

iface - A Class defining an interface that the result must implement.

Returns:

an object that implements the interface. May be a proxy for the actual implementing object.

Throws:

ORDIException

unwrap

<T> T unwrap(Class<T> iface)
         throws ORDIException

Returns an object that implements the given interface to allow access to non-standard methods, or standard methods not exposed by the proxy.

Parameters:

iface - a Class defining an interface.

Returns:

true if this implements the interface or directly or indirectly wraps an object that does.

Throws:

ORDIException