X-Git-Url: http://wamblee.org/gitweb/?a=blobdiff_plain;f=system%2Fgeneral%2Fsrc%2Fmain%2Fjava%2Forg%2Fwamblee%2Fsystem%2Fcore%2FProvidedInterface.java;h=f717535cf71f0369f9a3595ffa1c3d962422d998;hb=ad6e06e3c1ba0c4ae0dea100596b1c5503bfe1c6;hp=349197d0f2b8a450ee39ea5e21a6c4dfc10f2ffa;hpb=4845c677310814de4c98e22aad483e49b9dfc594;p=utils

diff --git a/system/general/src/main/java/org/wamblee/system/core/ProvidedInterface.java b/system/general/src/main/java/org/wamblee/system/core/ProvidedInterface.java
index 349197d0..f717535c 100644
--- a/system/general/src/main/java/org/wamblee/system/core/ProvidedInterface.java
+++ b/system/general/src/main/java/org/wamblee/system/core/ProvidedInterface.java
@@ -19,6 +19,7 @@ import java.util.Collection;
 
 /**
  * Represents an interface provided by a component.
+ * Different component objects should never share ProvidedInterface instances!
  *  
  * @author Erik Brakkee
  */
@@ -35,16 +36,22 @@ public interface ProvidedInterface {
 	 * @return Service type. 
 	 */
 	Class[] getInterfaceTypes();
-	
+
 	/**
-	 * Publish an implementation of the interface. 
-	 * @param aImplementation
+	 * Publishes an implementation of the interface. The implementation must 
+	 * call {@link Scope#publishInterface(ProvidedInterface, Object)} to publish the
+	 * interface implementation in a given scope.  
+	 * @param aImplementation Implementation to publish. 
+	 * @param aScope Scope in which to publish the implementation. 
 	 */
-	void publish(Object aImplementation); 
+	void publish(Object aImplementation, Scope aScope);
+	
 	
 	/**
-	 * Gets the implementation. 
-	 * @return Implementation or null if not started. 
+	 * Determines whether the current provided interface exceeds the given provided interface. 
+	 * In other words if it can provide at least what the given provided interface can provide. 
+	 * @param aInterface Interface to compare to. 
+	 * @return True if the current interface exceeds the given provided interface. 
 	 */
-	Object getImplementation(); 
+	boolean covers(ProvidedInterface aInterface); 
 }