1 /*
2  * Copyright (C) 2009 The Android Open Source Project
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 signature.model;
18 
19 import java.util.List;
20 
21 /**
22  * {@code IWildcardType} models a wildcard type.
23  */
24 public interface IWildcardType extends ITypeReference {
25 
26     /**
27      * Returns the upper bounds for this type variable as specified by the
28      * extends clause. If no upper bounds are explicitly specified then
29      * java.lang.Object is returned as upper bound.
30      *
31      * @return the upper bounds for this type variable
32      */
getUpperBounds()33     List<ITypeReference> getUpperBounds();
34 
35     /**
36      * Returns the lower bounds for this type variable as specified by the super
37      * clause. If no lower bounds are explicitly specified then null is returned
38      * as lower bound.
39      *
40      * @return the lower bounds for this type variable
41      */
getLowerBound()42     ITypeReference getLowerBound();
43 
44 }
45