Mercurial > hg > truffle
diff graal/com.oracle.truffle.dsl.processor/src/com/oracle/truffle/dsl/processor/codewriter/GenerateOverrideVisitor.java @ 10597:79041ab43660
Truffle-DSL: API-change: Renamed truffle.api.codegen to truffle.api.dsl for all projects and packages.
author | Christian Humer <christian.humer@gmail.com> |
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date | Mon, 01 Jul 2013 20:58:32 +0200 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/graal/com.oracle.truffle.dsl.processor/src/com/oracle/truffle/dsl/processor/codewriter/GenerateOverrideVisitor.java Mon Jul 01 20:58:32 2013 +0200 @@ -0,0 +1,61 @@ +/* + * 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.codewriter; + +import static com.oracle.truffle.dsl.processor.Utils.*; + +import javax.lang.model.element.*; +import javax.lang.model.type.*; + +import com.oracle.truffle.dsl.processor.*; +import com.oracle.truffle.dsl.processor.ast.*; + +public class GenerateOverrideVisitor extends CodeElementScanner<Void, Void> { + + private final DeclaredType overrideType; + + public GenerateOverrideVisitor(DeclaredType overrideType) { + this.overrideType = overrideType; + } + + @Override + public Void visitExecutable(CodeExecutableElement e, Void p) { + if (!e.getModifiers().contains(Modifier.STATIC) && !e.getModifiers().contains(Modifier.PRIVATE)) { + String name = e.getSimpleName().toString(); + TypeMirror[] params = e.getParameterTypes(); + + for (AnnotationMirror mirror : e.getAnnotationMirrors()) { + if (Utils.typeEquals(overrideType, mirror.getAnnotationType())) { + // already declared (may happen if method copied from super class) + return super.visitExecutable(e, p); + } + } + + if (isDeclaredMethodInSuperType(e.getEnclosingClass(), name, params)) { + e.addAnnotationMirror(new CodeAnnotationMirror(overrideType)); + } + } + return super.visitExecutable(e, p); + } + +}