2 * Copyright 2005-2010 the original author or authors.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
16 package org.wamblee.system.core;
20 * Represents an interface provided by a component. Different component objects
21 * should never share ProvidedInterface instances!
23 * @author Erik Brakkee
25 public interface ProvidedInterface extends NamedInterface {
27 * Returns the service type.
29 * @return Service type.
31 Class[] getInterfaceTypes();
34 * Determines whether the current provided interface exceeds the given
35 * provided interface. In other words if it can provide at least what the
36 * given provided interface can provide.
39 * Interface to compare to.
41 * @return True if the current interface exceeds the given provided
44 boolean covers(ProvidedInterface aInterface);