/*
* Copyright 2007 the original author or authors.
- *
+ *
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
- *
+ *
* http://www.apache.org/licenses/LICENSE-2.0
- *
+ *
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
- */
+ */
package org.wamblee.system.core;
import java.util.Collection;
/**
- * Represents an interface provided by a component.
- * Different component objects should never share ProvidedInterface instances!
- *
+ * 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();
-
- /**
- * Returns the service type.
- * @return Service type.
- */
- Class[] getInterfaceTypes();
-
- /**
- * Gets the unique if of the provided interface.
- */
- String getUniqueId();
+public interface ProvidedInterface extends NamedInterface {
+ /**
+ * Returns the service type.
+ *
+ * @return Service type.
+ */
+ Class[] getInterfaceTypes();
- /**
- * 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, Scope aScope);
+ /**
+ * 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.
+ */
+ boolean covers(ProvidedInterface aInterface);
}