| /* |
| * Copyright 2016 Federico Tomassetti |
| * |
| * 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.github.javaparser.symbolsolver.model.typesystem; |
| |
| import com.github.javaparser.symbolsolver.model.declarations.TypeParameterDeclaration; |
| |
| import java.util.Map; |
| |
| /** |
| * From JLS 4.4: A type variable is introduced by the declaration of a type parameter of a generic class, |
| * interface, method, or constructor (§8.1.2, §9.1.2, §8.4.4, §8.8.4). |
| * |
| * @author Federico Tomassetti |
| */ |
| public class TypeVariable implements Type { |
| |
| private TypeParameterDeclaration typeParameter; |
| |
| public TypeVariable(TypeParameterDeclaration typeParameter) { |
| this.typeParameter = typeParameter; |
| } |
| |
| @Override |
| public String toString() { |
| return "TypeVariable {" + typeParameter.getQualifiedName() + "}"; |
| } |
| |
| public String qualifiedName() { |
| return this.typeParameter.getQualifiedName(); |
| } |
| |
| @Override |
| public boolean equals(Object o) { |
| if (this == o) return true; |
| if (o == null || getClass() != o.getClass()) return false; |
| |
| TypeVariable that = (TypeVariable) o; |
| |
| if (!typeParameter.getName().equals(that.typeParameter.getName())) return false; |
| if (typeParameter.declaredOnType() != that.typeParameter.declaredOnType()) return false; |
| if (typeParameter.declaredOnMethod() != that.typeParameter.declaredOnMethod()) return false; |
| |
| return true; |
| } |
| |
| @Override |
| public int hashCode() { |
| return typeParameter.hashCode(); |
| } |
| |
| @Override |
| public boolean isArray() { |
| return false; |
| } |
| |
| @Override |
| public boolean isPrimitive() { |
| return false; |
| } |
| |
| @Override |
| public Type replaceTypeVariables(TypeParameterDeclaration tpToBeReplaced, Type replaced, Map<TypeParameterDeclaration, Type> inferredTypes) { |
| if(tpToBeReplaced.getName().equals(this.typeParameter.getName())){ |
| inferredTypes.put(this.asTypeParameter(), replaced); |
| return replaced; |
| } else { |
| return this; |
| } |
| } |
| |
| @Override |
| public boolean isReferenceType() { |
| return false; |
| } |
| |
| @Override |
| public String describe() { |
| return typeParameter.getName(); |
| } |
| |
| @Override |
| public TypeParameterDeclaration asTypeParameter() { |
| return typeParameter; |
| } |
| |
| @Override |
| public TypeVariable asTypeVariable() { |
| return this; |
| } |
| |
| @Override |
| public boolean isTypeVariable() { |
| return true; |
| } |
| |
| @Override |
| public boolean isAssignableBy(Type other) { |
| if (other.isTypeVariable()) { |
| return describe().equals(other.describe()); |
| } else { |
| return true; |
| } |
| } |
| |
| } |