--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/truffle/com.oracle.truffle.dsl.processor/src/com/oracle/truffle/dsl/processor/java/model/CodeTypeElement.java	Wed Jun 17 10:58:08 2015 +0200
@@ -0,0 +1,194 @@
+/*
+ * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code 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 General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+package com.oracle.truffle.dsl.processor.java.model;
+
+import java.util.*;
+
+import javax.lang.model.element.*;
+import javax.lang.model.type.*;
+import javax.lang.model.util.*;
+
+import com.oracle.truffle.dsl.processor.java.model.CodeTypeMirror.DeclaredCodeTypeMirror;
+
+public class CodeTypeElement extends CodeElement<Element> implements TypeElement {
+
+    private final List<? extends CodeImport> imports = parentableList(this, new ArrayList<CodeImport>());
+
+    private final PackageElement packageElement;
+
+    private final Name simpleName;
+    private final Name packageName;
+    private Name qualifiedName;
+
+    private final List<TypeMirror> implementsInterfaces = new ArrayList<>();
+    private final ElementKind kind;
+    private TypeMirror superClass;
+
+    private final DeclaredCodeTypeMirror mirror = new DeclaredCodeTypeMirror(this);
+
+    public CodeTypeElement(Set<Modifier> modifiers, ElementKind kind, PackageElement packageElement, String simpleName) {
+        super(modifiers);
+        this.kind = kind;
+        this.packageElement = packageElement;
+        this.simpleName = CodeNames.of(simpleName);
+        if (this.packageElement != null) {
+            this.packageName = packageElement.getQualifiedName();
+        } else {
+            this.packageName = CodeNames.of("default");
+        }
+        this.qualifiedName = createQualifiedName();
+    }
+
+    @Override
+    public TypeMirror asType() {
+        return mirror;
+    }
+
+    @Override
+    public ElementKind getKind() {
+        return kind;
+    }
+
+    public boolean containsField(String name) {
+        for (VariableElement field : getFields()) {
+            if (field.getSimpleName().toString().equals(name)) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    @Override
+    public NestingKind getNestingKind() {
+        return isTopLevelClass() ? NestingKind.TOP_LEVEL : NestingKind.LOCAL;
+    }
+
+    @Override
+    public Element getEnclosingElement() {
+        if (isTopLevelClass()) {
+            return packageElement;
+        } else {
+            return super.getEnclosingElement();
+        }
+    }
+
+    @Override
+    public TypeMirror getSuperclass() {
+        return superClass;
+    }
+
+    @Override
+    public List<TypeMirror> getInterfaces() {
+        return implementsInterfaces;
+    }
+
+    @Override
+    public List<? extends TypeParameterElement> getTypeParameters() {
+        return Collections.emptyList();
+    }
+
+    public boolean isTopLevelClass() {
+        return super.getEnclosingElement() instanceof CodeCompilationUnit || super.getEnclosingElement() == null;
+    }
+
+    private Name createQualifiedName() {
+        TypeElement enclosingType = getEnclosingClass();
+        if (enclosingType == null) {
+            return CodeNames.of(packageName + "." + simpleName);
+        } else {
+            return CodeNames.of(enclosingType.getQualifiedName() + "." + simpleName);
+        }
+    }
+
+    @Override
+    public void setEnclosingElement(Element element) {
+        super.setEnclosingElement(element);
+
+        // update qualified name on container change
+        this.qualifiedName = createQualifiedName();
+    }
+
+    public Name getPackageName() {
+        return packageName;
+    }
+
+    @Override
+    public Name getQualifiedName() {
+        return qualifiedName;
+    }
+
+    @Override
+    public Name getSimpleName() {
+        return simpleName;
+    }
+
+    public void setSuperClass(TypeMirror superType) {
+        this.superClass = superType;
+    }
+
+    public List<? extends CodeImport> getImports() {
+        return imports;
+    }
+
+    public List<TypeMirror> getImplements() {
+        return implementsInterfaces;
+    }
+
+    @Override
+    public int hashCode() {
+        return getQualifiedName().hashCode();
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (obj == this) {
+            return true;
+        } else if (obj instanceof TypeElement) {
+            return getQualifiedName().equals(((TypeElement) obj).getQualifiedName());
+        }
+        return false;
+    }
+
+    public List<VariableElement> getFields() {
+        return ElementFilter.fieldsIn(getEnclosedElements());
+    }
+
+    public List<ExecutableElement> getMethods() {
+        return ElementFilter.methodsIn(getEnclosedElements());
+    }
+
+    public List<TypeElement> getInnerClasses() {
+        return ElementFilter.typesIn(getEnclosedElements());
+    }
+
+    @Override
+    public String toString() {
+        return getQualifiedName().toString();
+    }
+
+    @Override
+    public <R, P> R accept(ElementVisitor<R, P> v, P p) {
+        return v.visitType(this, p);
+    }
+
+}