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.compare.model.subst; 18 19 import signature.model.ITypeReference; 20 import signature.model.ITypeVariableDefinition; 21 import signature.model.IWildcardType; 22 import signature.model.impl.SigWildcardType; 23 24 import java.util.List; 25 import java.util.Map; 26 27 public class WildcardTypeProjection implements IWildcardType { 28 29 private final IWildcardType original; 30 31 private final Map<ITypeVariableDefinition, ITypeReference> mappings; 32 33 public WildcardTypeProjection(IWildcardType original, 34 Map<ITypeVariableDefinition, ITypeReference> mappings) { 35 this.original = original; 36 this.mappings = mappings; 37 } 38 39 public ITypeReference getLowerBound() { 40 return ViewpointAdapter.substitutedTypeReference(original 41 .getLowerBound(), mappings); 42 } 43 44 public List<ITypeReference> getUpperBounds() { 45 return ViewpointAdapter.substitutedTypeReferences(original 46 .getUpperBounds(), mappings); 47 } 48 49 @Override 50 public int hashCode() { 51 return SigWildcardType.hashCode(this); 52 } 53 54 @Override 55 public boolean equals(Object obj) { 56 return SigWildcardType.equals(this, obj); 57 } 58 59 @Override 60 public String toString() { 61 return SigWildcardType.toString(this); 62 } 63 } 64