/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.apache.tuscany.sca.contribution.resolver;
/**
* A model resolver, responsible for resolving models in the scope of an
* SCA contribution.
*
* SCA Assemblies reference artifacts of a wide variety of types. These
* include:
*
* - Reference from one SCA composite to another SCA composite
*
- Reference to PolicySet files
*
- Reference to interface definition files, either WSDL or Java interfaces
*
- Reference to XSD files
*
- Reference to any of a wide variety of implementation artifact files,
* including Java classes, BPEL scripts, C++ DLLs and classes, PHP scripts
*
*
* In the SCA assemblies, these various artifacts are referenced using either
* QNames or logical URIs. Model resolvers are used to resolve these references
* and get the in-memory models representing the referenced artifacts.
*
* @version $Rev$ $Date$
*/
public interface ModelResolver {
/**
* Resolve the model representing an artifact.
*
* @param modelClass the type of artifact
* @param unresolved the unresolved model
* @return the resolved model
*/
T resolveModel(Class modelClass, T unresolved);
/**
* Add a resolved model.
*
* @param resolved The model
*/
void addModel(Object resolved);
/**
* Remove a resolved model.
*
* @param resolved
* @return The removed model, or null if the model was not removed
*/
Object removeModel(Object resolved);
}