/*
* 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.
*
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package com.oracle.truffle.dsl.processor.java.transform;
import static com.oracle.truffle.dsl.processor.java.ElementUtils.isDeclaredMethodInSuperType;
import javax.lang.model.element.AnnotationMirror;
import javax.lang.model.element.Modifier;
import javax.lang.model.type.DeclaredType;
import javax.lang.model.type.TypeMirror;
import com.oracle.truffle.dsl.processor.java.ElementUtils;
import com.oracle.truffle.dsl.processor.java.model.CodeAnnotationMirror;
import com.oracle.truffle.dsl.processor.java.model.CodeElementScanner;
import com.oracle.truffle.dsl.processor.java.model.CodeExecutableElement;
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 (ElementUtils.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);
}
}