1 files changed, 397 insertions, 0 deletions
diff --git a/javaparser-symbol-solver-core/src/main/java/com/github/javaparser/symbolsolver/javaparsermodel/declarations/JavaParserClassDeclaration.java b/javaparser-symbol-solver-core/src/main/java/com/github/javaparser/symbolsolver/javaparsermodel/declarations/JavaParserClassDeclaration.java
new file mode 100644
index 000000000..bb9f91cc6
--- /dev/null
+++ b/javaparser-symbol-solver-core/src/main/java/com/github/javaparser/symbolsolver/javaparsermodel/declarations/JavaParserClassDeclaration.java
@@ -0,0 +1,397 @@
+/*
+ * 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.javaparsermodel.declarations;
+
+import com.github.javaparser.ast.AccessSpecifier;
+import com.github.javaparser.ast.Node;
+import com.github.javaparser.ast.body.*;
+import com.github.javaparser.ast.expr.AnnotationExpr;
+import com.github.javaparser.ast.type.ClassOrInterfaceType;
+import com.github.javaparser.resolution.UnsolvedSymbolException;
+import com.github.javaparser.resolution.declarations.*;
+import com.github.javaparser.resolution.types.ResolvedReferenceType;
+import com.github.javaparser.resolution.types.ResolvedType;
+import com.github.javaparser.symbolsolver.core.resolution.Context;
+import com.github.javaparser.symbolsolver.javaparsermodel.JavaParserFacade;
+import com.github.javaparser.symbolsolver.javaparsermodel.JavaParserFactory;
+import com.github.javaparser.symbolsolver.logic.AbstractClassDeclaration;
+import com.github.javaparser.symbolsolver.model.resolution.SymbolReference;
+import com.github.javaparser.symbolsolver.model.resolution.TypeSolver;
+import com.github.javaparser.symbolsolver.model.typesystem.LazyType;
+import com.github.javaparser.symbolsolver.model.typesystem.ReferenceTypeImpl;
+import com.github.javaparser.symbolsolver.resolution.SymbolSolver;
+import com.google.common.collect.ImmutableList;
+
+import java.util.*;
+import java.util.stream.Collectors;
+
+/**
+ * @author Federico Tomassetti
+ */
+public class JavaParserClassDeclaration extends AbstractClassDeclaration {
+
+    ///
+    /// Fields
+    ///
+
+    private TypeSolver typeSolver;
+    private com.github.javaparser.ast.body.ClassOrInterfaceDeclaration wrappedNode;
+    private JavaParserTypeAdapter<ClassOrInterfaceDeclaration> javaParserTypeAdapter;
+
+    ///
+    /// Constructors
+    ///
+
+    public JavaParserClassDeclaration(com.github.javaparser.ast.body.ClassOrInterfaceDeclaration wrappedNode,
+                                      TypeSolver typeSolver) {
+        if (wrappedNode.isInterface()) {
+            throw new IllegalArgumentException("Interface given");
+        }
+        this.wrappedNode = wrappedNode;
+        this.typeSolver = typeSolver;
+        this.javaParserTypeAdapter = new JavaParserTypeAdapter<>(wrappedNode, typeSolver);
+    }
+
+    ///
+    /// Public methods: from Object
+    ///
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (o == null || getClass() != o.getClass()) return false;
+
+        JavaParserClassDeclaration that = (JavaParserClassDeclaration) o;
+
+        if (!wrappedNode.equals(that.wrappedNode)) return false;
+
+        return true;
+    }
+
+    @Override
+    public int hashCode() {
+        return wrappedNode.hashCode();
+    }
+
+    @Override
+    public String toString() {
+        return "JavaParserClassDeclaration{" +
+                "wrappedNode=" + wrappedNode +
+                '}';
+    }
+
+    ///
+    /// Public methods: fields
+    ///
+
+    @Override
+    public List<ResolvedFieldDeclaration> getAllFields() {
+        List<ResolvedFieldDeclaration> fields = javaParserTypeAdapter.getFieldsForDeclaredVariables();
+        
+        getAncestors().forEach(ancestor -> ancestor.getTypeDeclaration().getAllFields().forEach(f -> {
+            fields.add(new ResolvedFieldDeclaration() {
+                
+                @Override
+                public AccessSpecifier accessSpecifier() {
+                    return f.accessSpecifier();
+                }
+                
+                @Override
+                public String getName() {
+                    return f.getName();
+                }
+                
+                @Override
+                public ResolvedType getType() {
+                    return ancestor.useThisTypeParametersOnTheGivenType(f.getType());
+                }
+                
+                @Override
+                public boolean isStatic() {
+                    return f.isStatic();
+                }
+                
+                @Override
+                public ResolvedTypeDeclaration declaringType() {
+                    return f.declaringType();
+                }
+            });
+        }));
+        
+        return fields;
+    }
+    
+    ///
+    /// Public methods
+    ///
+
+    public SymbolReference<ResolvedMethodDeclaration> solveMethod(String name, List<ResolvedType> parameterTypes) {
+        Context ctx = getContext();
+        return ctx.solveMethod(name, parameterTypes, false, typeSolver);
+    }
+
+    @Deprecated
+    public Context getContext() {
+        return JavaParserFactory.getContext(wrappedNode, typeSolver);
+    }
+
+    public ResolvedType getUsage(Node node) {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public String getName() {
+        return wrappedNode.getName().getId();
+    }
+
+    @Override
+    public ResolvedReferenceType getSuperClass() {
+        if (wrappedNode.getExtendedTypes().isEmpty()) {
+            return object();
+        } else {
+            return toReferenceType(wrappedNode.getExtendedTypes().get(0));
+        }
+    }
+
+    @Override
+    public List<ResolvedReferenceType> getInterfaces() {
+        List<ResolvedReferenceType> interfaces = new ArrayList<>();
+        if (wrappedNode.getImplementedTypes() != null) {
+            for (ClassOrInterfaceType t : wrappedNode.getImplementedTypes()) {
+                interfaces.add(toReferenceType(t));
+            }
+        }
+        return interfaces;
+    }
+
+    @Override
+    public List<ResolvedConstructorDeclaration> getConstructors() {
+        List<ResolvedConstructorDeclaration> declared = new LinkedList<>();
+        for (BodyDeclaration<?> member : wrappedNode.getMembers()) {
+            if (member instanceof com.github.javaparser.ast.body.ConstructorDeclaration) {
+                com.github.javaparser.ast.body.ConstructorDeclaration constructorDeclaration = (com.github.javaparser.ast.body.ConstructorDeclaration) member;
+                declared.add(new JavaParserConstructorDeclaration(this, constructorDeclaration, typeSolver));
+            }
+        }
+        if (declared.isEmpty()) {
+            // If there are no constructors insert the default constructor
+            return ImmutableList.of(new DefaultConstructorDeclaration(this));
+        } else {
+            return declared;
+        }
+    }
+
+    @Override
+    public boolean hasDirectlyAnnotation(String canonicalName) {
+        for (AnnotationExpr annotationExpr : wrappedNode.getAnnotations()) {
+            if (solveType(annotationExpr.getName().getId(), typeSolver).getCorrespondingDeclaration().getQualifiedName().equals(canonicalName)) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    @Override
+    public boolean isInterface() {
+        return wrappedNode.isInterface();
+    }
+
+    @Override
+    public String getPackageName() {
+        return javaParserTypeAdapter.getPackageName();
+    }
+
+    @Override
+    public String getClassName() {
+        return javaParserTypeAdapter.getClassName();
+    }
+
+    @Override
+    public String getQualifiedName() {
+        return javaParserTypeAdapter.getQualifiedName();
+    }
+
+    @Override
+    public boolean isAssignableBy(ResolvedReferenceTypeDeclaration other) {
+        return javaParserTypeAdapter.isAssignableBy(other);
+    }
+
+    @Override
+    public boolean isAssignableBy(ResolvedType type) {
+        return javaParserTypeAdapter.isAssignableBy(type);
+    }
+
+    @Override
+    public boolean canBeAssignedTo(ResolvedReferenceTypeDeclaration other) {
+        // TODO consider generic types
+        if (this.getQualifiedName().equals(other.getQualifiedName())) {
+            return true;
+        }
+        ResolvedClassDeclaration superclass = (ResolvedClassDeclaration) getSuperClass().getTypeDeclaration();
+        if (superclass != null) {
+            // We want to avoid infinite recursion in case of Object having Object as ancestor
+            if (Object.class.getCanonicalName().equals(superclass.getQualifiedName())) {
+                return true;
+            }
+            if (superclass.canBeAssignedTo(other)) {
+                return true;
+            }
+        }
+
+        if (this.wrappedNode.getImplementedTypes() != null) {
+            for (ClassOrInterfaceType type : wrappedNode.getImplementedTypes()) {
+                ResolvedReferenceTypeDeclaration ancestor = (ResolvedReferenceTypeDeclaration) new SymbolSolver(typeSolver).solveType(type);
+                if (ancestor.canBeAssignedTo(other)) {
+                    return true;
+                }
+            }
+        }
+
+        return false;
+    }
+
+    @Override
+    public boolean isTypeParameter() {
+        return false;
+    }
+
+    @Deprecated
+    public SymbolReference<ResolvedTypeDeclaration> solveType(String name, TypeSolver typeSolver) {
+        if (this.wrappedNode.getName().getId().equals(name)) {
+            return SymbolReference.solved(this);
+        }
+        SymbolReference<ResolvedTypeDeclaration> ref = javaParserTypeAdapter.solveType(name, typeSolver);
+        if (ref.isSolved()) {
+            return ref;
+        }
+
+        String prefix = wrappedNode.getName() + ".";
+        if (name.startsWith(prefix) && name.length() > prefix.length()) {
+            return new JavaParserClassDeclaration(this.wrappedNode, typeSolver).solveType(name.substring(prefix.length()), typeSolver);
+        }
+
+        return getContext().getParent().solveType(name, typeSolver);
+    }
+
+    @Override
+    public List<ResolvedReferenceType> getAncestors() {
+        List<ResolvedReferenceType> ancestors = new ArrayList<>();
+
+        // We want to avoid infinite recursion in case of Object having Object as ancestor
+        if (!(Object.class.getCanonicalName().equals(getQualifiedName()))) {
+            ResolvedReferenceType superclass = getSuperClass();
+            if (superclass != null) {
+                ancestors.add(superclass);
+            }
+            if (wrappedNode.getImplementedTypes() != null) {
+                for (ClassOrInterfaceType implemented : wrappedNode.getImplementedTypes()) {
+                    ResolvedReferenceType ancestor = toReferenceType(implemented);
+                    ancestors.add(ancestor);
+                }
+            }
+        }
+
+        return ancestors;
+    }
+
+    @Override
+    public Set<ResolvedMethodDeclaration> getDeclaredMethods() {
+        Set<ResolvedMethodDeclaration> methods = new HashSet<>();
+        for (BodyDeclaration<?> member : wrappedNode.getMembers()) {
+            if (member instanceof com.github.javaparser.ast.body.MethodDeclaration) {
+                methods.add(new JavaParserMethodDeclaration((com.github.javaparser.ast.body.MethodDeclaration) member, typeSolver));
+            }
+        }
+        return methods;
+    }
+
+    @Override
+    public List<ResolvedTypeParameterDeclaration> getTypeParameters() {
+        return this.wrappedNode.getTypeParameters().stream().map(
+                (tp) -> new JavaParserTypeParameter(tp, typeSolver)
+        ).collect(Collectors.toList());
+    }
+
+    /**
+     * Returns the JavaParser node associated with this JavaParserClassDeclaration.
+     *
+     * @return A visitable JavaParser node wrapped by this object.
+     */
+    public com.github.javaparser.ast.body.ClassOrInterfaceDeclaration getWrappedNode() {
+        return wrappedNode;
+    }
+
+    @Override
+    public AccessSpecifier accessSpecifier() {
+        return Helper.toAccessLevel(wrappedNode.getModifiers());
+    }
+
+    ///
+    /// Protected methods
+    ///
+
+    @Override
+    protected ResolvedReferenceType object() {
+        return new ReferenceTypeImpl(typeSolver.solveType(Object.class.getCanonicalName()), typeSolver);
+    }
+
+    @Override
+    public Set<ResolvedReferenceTypeDeclaration> internalTypes() {
+        Set<ResolvedReferenceTypeDeclaration> res = new HashSet<>();
+        for (BodyDeclaration<?> member : this.wrappedNode.getMembers()) {
+            if (member instanceof com.github.javaparser.ast.body.TypeDeclaration) {
+                res.add(JavaParserFacade.get(typeSolver).getTypeDeclaration((com.github.javaparser.ast.body.TypeDeclaration)member));
+            }
+        }
+        return res;
+    }
+
+    @Override
+    public Optional<ResolvedReferenceTypeDeclaration> containerType() {
+        return javaParserTypeAdapter.containerType();
+    }
+
+    ///
+    /// Private methods
+    ///
+
+    private ResolvedReferenceType toReferenceType(ClassOrInterfaceType classOrInterfaceType) {
+        String className = classOrInterfaceType.getName().getId();
+        if (classOrInterfaceType.getScope().isPresent()) {
+            // look for the qualified name (for example class of type Rectangle2D.Double)
+            className = classOrInterfaceType.getScope().get().toString() + "." + className;
+        }
+        SymbolReference<ResolvedTypeDeclaration> ref = solveType(className, typeSolver);
+        if (!ref.isSolved()) {
+            Optional<ClassOrInterfaceType> localScope = classOrInterfaceType.getScope();
+            if (localScope.isPresent()) {
+                String localName = localScope.get().getName().getId() + "." + classOrInterfaceType.getName().getId();
+                ref = solveType(localName, typeSolver);
+            }
+        }
+        if (!ref.isSolved()) {
+            throw new UnsolvedSymbolException(classOrInterfaceType.getName().getId());
+        }
+        if (!classOrInterfaceType.getTypeArguments().isPresent()) {
+            return new ReferenceTypeImpl(ref.getCorrespondingDeclaration().asReferenceType(), typeSolver);
+        }
+        List<ResolvedType> superClassTypeParameters = classOrInterfaceType.getTypeArguments().get()
+                .stream().map(ta -> new LazyType(v -> JavaParserFacade.get(typeSolver).convert(ta, ta)))
+                .collect(Collectors.toList());
+        return new ReferenceTypeImpl(ref.getCorrespondingDeclaration().asReferenceType(), superClassTypeParameters, typeSolver);
+    }
+}