1 /* 2 * Copyright 2016 Federico Tomassetti 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.github.javaparser.symbolsolver.resolution.typesolvers; 18 19 import com.github.javaparser.resolution.declarations.ResolvedReferenceTypeDeclaration; 20 import com.github.javaparser.symbolsolver.model.resolution.SymbolReference; 21 import com.github.javaparser.symbolsolver.model.resolution.TypeSolver; 22 23 import java.util.HashMap; 24 import java.util.Map; 25 26 /** 27 * A TypeSolver which only consider the TypeDeclarations provided to it. 28 * 29 * @author Federico Tomassetti 30 */ 31 public class MemoryTypeSolver implements TypeSolver { 32 33 private TypeSolver parent; 34 private Map<String, ResolvedReferenceTypeDeclaration> declarationMap = new HashMap<>(); 35 36 @Override 37 public String toString() { 38 return "MemoryTypeSolver{" + 39 "parent=" + parent + 40 ", declarationMap=" + declarationMap + 41 '}'; 42 } 43 44 @Override 45 public boolean equals(Object o) { 46 if (this == o) return true; 47 if (!(o instanceof MemoryTypeSolver)) return false; 48 49 MemoryTypeSolver that = (MemoryTypeSolver) o; 50 51 if (parent != null ? !parent.equals(that.parent) : that.parent != null) return false; 52 return !(declarationMap != null ? !declarationMap.equals(that.declarationMap) : that.declarationMap != null); 53 54 } 55 56 @Override 57 public int hashCode() { 58 int result = parent != null ? parent.hashCode() : 0; 59 result = 31 * result + (declarationMap != null ? declarationMap.hashCode() : 0); 60 return result; 61 } 62 63 @Override 64 public TypeSolver getParent() { 65 return parent; 66 } 67 68 @Override 69 public void setParent(TypeSolver parent) { 70 this.parent = parent; 71 } 72 73 public void addDeclaration(String name, ResolvedReferenceTypeDeclaration typeDeclaration) { 74 this.declarationMap.put(name, typeDeclaration); 75 } 76 77 @Override 78 public SymbolReference<ResolvedReferenceTypeDeclaration> tryToSolveType(String name) { 79 if (declarationMap.containsKey(name)) { 80 return SymbolReference.solved(declarationMap.get(name)); 81 } else { 82 return SymbolReference.unsolved(ResolvedReferenceTypeDeclaration.class); 83 } 84 } 85 86 } 87
