X-Git-Url: http://wamblee.org/gitweb/?a=blobdiff_plain;f=system%2Fgeneral%2Fsrc%2Fmain%2Fjava%2Forg%2Fwamblee%2Fsystem%2Fcore%2FProvidedInterface.java;h=46bf5f24528d143b9c1b488b32c56456f55d0631;hb=32a8562695029cf13d915bc7941a61fe07ff0005;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..46bf5f24 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
@@ -19,32 +19,33 @@ import java.util.Collection;
 
 /**
  * Represents an interface provided by a component.
+ * Different component objects should never share ProvidedInterface instances!
  *  
  * @author Erik Brakkee
  */
-public interface ProvidedInterface {
-    
-	/**
-	 * Symbolic name for the service as used by the subsystem.  
-	 * @return Service name. 
-	 */
-	String getName();
+public interface ProvidedInterface extends NamedInterface {
 	
 	/**
 	 * Returns the service type. 
 	 * @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); 
 }