--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/graal/com.oracle.truffle.codegen.processor/src/com/oracle/truffle/codegen/processor/api/element/WritableExecutableElement.java	Fri Dec 21 10:44:31 2012 -0800
@@ -0,0 +1,44 @@
+/*
+ * Copyright (c) 2012, 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.codegen.processor.api.element;
+
+import javax.lang.model.element.*;
+import javax.lang.model.type.*;
+
+public interface WritableExecutableElement extends ExecutableElement, WritableElement {
+
+    void setReturnType(TypeMirror type);
+    void setDefaultValue(AnnotationValue defaultValue);
+
+    void addParameter(VariableElement parameter);
+    void removeParamter(VariableElement parameter);
+
+    void addThrownType(TypeMirror thrownType);
+    void removeThrownType(TypeMirror thrownType);
+
+    void setSimpleName(Name name);
+    void setVarArgs(boolean varargs);
+
+    void setBody(String body);
+    String getBody();
+}