| /* |
| * 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.resolution; |
| |
| import com.github.javaparser.ast.Node; |
| import com.github.javaparser.ast.type.ClassOrInterfaceType; |
| import com.github.javaparser.symbolsolver.core.resolution.Context; |
| import com.github.javaparser.symbolsolver.javaparsermodel.JavaParserFactory; |
| import com.github.javaparser.symbolsolver.javaparsermodel.UnsolvedSymbolException; |
| import com.github.javaparser.symbolsolver.javaparsermodel.declarations.JavaParserClassDeclaration; |
| import com.github.javaparser.symbolsolver.javaparsermodel.declarations.JavaParserEnumDeclaration; |
| import com.github.javaparser.symbolsolver.javaparsermodel.declarations.JavaParserInterfaceDeclaration; |
| import com.github.javaparser.symbolsolver.javassistmodel.JavassistClassDeclaration; |
| import com.github.javaparser.symbolsolver.model.declarations.MethodDeclaration; |
| import com.github.javaparser.symbolsolver.model.declarations.ReferenceTypeDeclaration; |
| import com.github.javaparser.symbolsolver.model.declarations.TypeDeclaration; |
| import com.github.javaparser.symbolsolver.model.declarations.ValueDeclaration; |
| import com.github.javaparser.symbolsolver.model.methods.MethodUsage; |
| import com.github.javaparser.symbolsolver.model.resolution.SymbolReference; |
| import com.github.javaparser.symbolsolver.model.resolution.TypeSolver; |
| import com.github.javaparser.symbolsolver.model.resolution.Value; |
| import com.github.javaparser.symbolsolver.model.typesystem.ReferenceTypeImpl; |
| import com.github.javaparser.symbolsolver.model.typesystem.Type; |
| import com.github.javaparser.symbolsolver.reflectionmodel.ReflectionClassDeclaration; |
| import com.github.javaparser.symbolsolver.reflectionmodel.ReflectionInterfaceDeclaration; |
| |
| import java.util.List; |
| import java.util.Optional; |
| |
| /** |
| * @author Federico Tomassetti |
| */ |
| public class SymbolSolver { |
| |
| private TypeSolver typeSolver; |
| |
| public SymbolSolver(TypeSolver typeSolver) { |
| if (typeSolver == null) throw new IllegalArgumentException(); |
| |
| this.typeSolver = typeSolver; |
| } |
| |
| public SymbolReference<? extends ValueDeclaration> solveSymbol(String name, Context context) { |
| return context.solveSymbol(name, typeSolver); |
| } |
| |
| public SymbolReference<? extends ValueDeclaration> solveSymbol(String name, Node node) { |
| return solveSymbol(name, JavaParserFactory.getContext(node, typeSolver)); |
| } |
| |
| public Optional<Value> solveSymbolAsValue(String name, Context context) { |
| return context.solveSymbolAsValue(name, typeSolver); |
| } |
| |
| public Optional<Value> solveSymbolAsValue(String name, Node node) { |
| Context context = JavaParserFactory.getContext(node, typeSolver); |
| return solveSymbolAsValue(name, context); |
| } |
| |
| public SymbolReference<? extends TypeDeclaration> solveType(String name, Context context) { |
| return context.solveType(name, typeSolver); |
| } |
| |
| public SymbolReference<? extends TypeDeclaration> solveType(String name, Node node) { |
| return solveType(name, JavaParserFactory.getContext(node, typeSolver)); |
| } |
| |
| public MethodUsage solveMethod(String methodName, List<Type> argumentsTypes, Context context) { |
| SymbolReference<MethodDeclaration> decl = context.solveMethod(methodName, argumentsTypes, false, typeSolver); |
| if (!decl.isSolved()) { |
| throw new UnsolvedSymbolException(context, methodName); |
| } |
| return new MethodUsage(decl.getCorrespondingDeclaration()); |
| } |
| |
| public MethodUsage solveMethod(String methodName, List<Type> argumentsTypes, Node node) { |
| return solveMethod(methodName, argumentsTypes, JavaParserFactory.getContext(node, typeSolver)); |
| } |
| |
| public TypeDeclaration solveType(com.github.javaparser.ast.type.Type type) { |
| if (type instanceof ClassOrInterfaceType) { |
| |
| // FIXME should call typesolver here! |
| |
| String name = ((ClassOrInterfaceType) type).getName().getId(); |
| SymbolReference<TypeDeclaration> ref = JavaParserFactory.getContext(type, typeSolver).solveType(name, typeSolver); |
| if (!ref.isSolved()) { |
| throw new UnsolvedSymbolException(JavaParserFactory.getContext(type, typeSolver), name); |
| } |
| return ref.getCorrespondingDeclaration(); |
| } else { |
| throw new UnsupportedOperationException(type.getClass().getCanonicalName()); |
| } |
| } |
| |
| public Type solveTypeUsage(String name, Context context) { |
| Optional<Type> genericType = context.solveGenericType(name, typeSolver); |
| if (genericType.isPresent()) { |
| return genericType.get(); |
| } |
| ReferenceTypeDeclaration typeDeclaration = typeSolver.solveType(name); |
| ReferenceTypeImpl typeUsage = new ReferenceTypeImpl(typeDeclaration, typeSolver); |
| return typeUsage; |
| } |
| |
| /** |
| * Solve any possible visible symbols including: fields, internal types, type variables, the type itself or its |
| * containers. |
| * <p> |
| * It should contain its own private fields but not inherited private fields. |
| */ |
| public SymbolReference<? extends ValueDeclaration> solveSymbolInType(TypeDeclaration typeDeclaration, String name) { |
| if (typeDeclaration instanceof JavaParserClassDeclaration) { |
| Context ctx = ((JavaParserClassDeclaration) typeDeclaration).getContext(); |
| return ctx.solveSymbol(name, typeSolver); |
| } |
| if (typeDeclaration instanceof JavaParserInterfaceDeclaration) { |
| Context ctx = ((JavaParserInterfaceDeclaration) typeDeclaration).getContext(); |
| return ctx.solveSymbol(name, typeSolver); |
| } |
| if (typeDeclaration instanceof JavaParserEnumDeclaration) { |
| Context ctx = ((JavaParserEnumDeclaration) typeDeclaration).getContext(); |
| return ctx.solveSymbol(name, typeSolver); |
| } |
| if (typeDeclaration instanceof ReflectionClassDeclaration) { |
| return ((ReflectionClassDeclaration) typeDeclaration).solveSymbol(name, typeSolver); |
| } |
| if (typeDeclaration instanceof ReflectionInterfaceDeclaration) { |
| return ((ReflectionInterfaceDeclaration) typeDeclaration).solveSymbol(name, typeSolver); |
| } |
| if (typeDeclaration instanceof JavassistClassDeclaration) { |
| return ((JavassistClassDeclaration) typeDeclaration).solveSymbol(name, typeSolver); |
| } |
| return SymbolReference.unsolved(ValueDeclaration.class); |
| } |
| |
| /** |
| * Try to solve a symbol just in the declaration, it does not delegate to the container. |
| */ |
| @Deprecated |
| public SymbolReference<TypeDeclaration> solveTypeInType(TypeDeclaration typeDeclaration, String name) { |
| if (typeDeclaration instanceof JavaParserClassDeclaration) { |
| return ((JavaParserClassDeclaration) typeDeclaration).solveType(name, typeSolver); |
| } |
| if (typeDeclaration instanceof JavaParserInterfaceDeclaration) { |
| return ((JavaParserInterfaceDeclaration) typeDeclaration).solveType(name, typeSolver); |
| } |
| return SymbolReference.unsolved(ReferenceTypeDeclaration.class); |
| } |
| } |