| /* |
| * (c) Copyright BEA Systems, Inc., Cape Clear Software, International Business Machines Corp, Interface21, IONA Technologies, |
| * Oracle, Primeton Technologies, Progress Software, Red Hat, Rogue Wave Software, SAP AG., Siemens AG., Software AG., Sybase |
| * Inc., TIBCO Software Inc., 2005, 2007. All rights reserved. |
| * |
| * see http://www.osoa.org/display/Main/Service+Component+Architecture+Specifications |
| */ |
| package org.oasisopen.sca; |
| |
| /** |
| * Common superclass for references that can be passed between components. |
| * |
| * @version $Rev$ $Date$ |
| * @param <B> the Java interface associated with this reference |
| */ |
| public interface CallableReference<B> { |
| /** |
| * Returns a type-safe reference to the target of this reference. |
| * The instance returned is guaranteed to implement the business interface for this reference |
| * but may not be a proxy as defined by java.lang.reflect.Proxy. |
| * |
| * @return a proxy to the target that implements the business interface associated with this reference |
| */ |
| B getService(); |
| |
| /** |
| * Returns the Java class for the business interface associated with this reference. |
| * |
| * @return the Class for the business interface associated with this reference |
| */ |
| Class<B> getBusinessInterface(); |
| |
| /** |
| * Returns true if this reference is conversational. |
| * |
| * @return true if this reference is conversational |
| */ |
| boolean isConversational(); |
| |
| /** |
| * Returns the conversation associated with this reference. |
| * Returns null if no conversation is currently active. |
| * |
| * @return the conversation associated with this reference; may be null |
| */ |
| Conversation getConversation(); |
| |
| /** |
| * Returns the callback ID. |
| * |
| * @return the callback ID |
| */ |
| Object getCallbackID(); |
| } |