/*
* Copyright (C) 2011 Google Inc.
*
* 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 com.google.inject.grapher;
import com.google.inject.Binding;
/**
* Creator of node aliases. Used by dependency graphers to merge nodes in the internal Guice graph
* into a single node on the rendered graph.
*
* @author bojand@google.com (Bojan Djordjevic)
* @since 4.0
*/
public interface AliasCreator {
/**
* Returns aliases for the given dependency graph. The aliases do not need to be transitively
* resolved, i.e. it is valid to return an alias (X to Y) and an alias (Y to Z). It is the
* responsibility of the caller to resolve this to (X to Z) and (Y to Z).
*
* @param bindings bindings that make up the dependency graph
* @return aliases that should be applied on the graph
*/
Iterable<Alias> createAliases(Iterable<Binding<?>> bindings);
}