1 files changed, 129 insertions, 0 deletions
diff --git a/javaparser-core/src/main/java/com/github/javaparser/resolution/types/ResolvedTypeVariable.java b/javaparser-core/src/main/java/com/github/javaparser/resolution/types/ResolvedTypeVariable.java
new file mode 100644
index 000000000..5e91057b9
--- /dev/null
+++ b/javaparser-core/src/main/java/com/github/javaparser/resolution/types/ResolvedTypeVariable.java
@@ -0,0 +1,129 @@
+/*
+ * Copyright (C) 2007-2010 Júlio Vilmar Gesser.
+ * Copyright (C) 2011, 2013-2016 The JavaParser Team.
+ *
+ * This file is part of JavaParser.
+ *
+ * JavaParser can be used either under the terms of
+ * a) the GNU Lesser General Public License as published by
+ *     the Free Software Foundation, either version 3 of the License, or
+ *     (at your option) any later version.
+ * b) the terms of the Apache License
+ *
+ * You should have received a copy of both licenses in LICENCE.LGPL and
+ * LICENCE.APACHE. Please refer to those files for details.
+ *
+ * JavaParser is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ */
+
+package com.github.javaparser.resolution.types;
+
+import com.github.javaparser.resolution.declarations.ResolvedTypeParameterDeclaration;
+
+import java.util.List;
+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 ResolvedTypeVariable implements ResolvedType {
+
+    private ResolvedTypeParameterDeclaration typeParameter;
+
+    public ResolvedTypeVariable(ResolvedTypeParameterDeclaration 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;
+
+        ResolvedTypeVariable that = (ResolvedTypeVariable) 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 ResolvedType replaceTypeVariables(ResolvedTypeParameterDeclaration tpToBeReplaced, ResolvedType replaced, Map<ResolvedTypeParameterDeclaration, ResolvedType> 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 ResolvedTypeParameterDeclaration asTypeParameter() {
+        return typeParameter;
+    }
+
+    @Override
+    public ResolvedTypeVariable asTypeVariable() {
+        return this;
+    }
+
+    @Override
+    public boolean isTypeVariable() {
+        return true;
+    }
+
+    @Override
+    public boolean isAssignableBy(ResolvedType other) {
+        if (other.isTypeVariable()) {
+            return describe().equals(other.describe());
+        } else {
+            return true;
+        }
+    }
+
+    @Override
+    public boolean mention(List<ResolvedTypeParameterDeclaration> typeParameters) {
+        return typeParameters.contains(typeParameter);
+    }
+}