1 /*
2  * Copyright (C) 2011 Google Inc.
3  *
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
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
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.
15  */
16 
17 package com.google.inject.grapher;
18 
19 import com.google.inject.Binding;
20 
21 /**
22  * Creator of node aliases. Used by dependency graphers to merge nodes in the internal Guice graph
23  * into a single node on the rendered graph.
24  *
25  * @author bojand@google.com (Bojan Djordjevic)
26  * @since 4.0
27  */
28 public interface AliasCreator {
29   /**
30    * Returns aliases for the given dependency graph. The aliases do not need to be transitively
31    * resolved, i.e. it is valid to return an alias (X to Y) and an alias (Y to Z). It is the
32    * responsibility of the caller to resolve this to (X to Z) and (Y to Z).
33    *
34    * @param bindings bindings that make up the dependency graph
35    * @return aliases that should be applied on the graph
36    */
createAliases(Iterable<Binding<?>> bindings)37   Iterable<Alias> createAliases(Iterable<Binding<?>> bindings);
38 }
39