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comparison truffle/com.oracle.truffle.dsl.processor/src/com/oracle/truffle/dsl/processor/java/model/CodeElementScanner.java @ 21951:9c8c0937da41

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Moving all sources into truffle subdirectory
author Jaroslav Tulach <jaroslav.tulach@oracle.com>
date Wed, 17 Jun 2015 10:58:08 +0200
parents graal/com.oracle.truffle.dsl.processor/src/com/oracle/truffle/dsl/processor/java/model/CodeElementScanner.java@a665483c3881
children dc83cc1f94f2
comparison
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21950:2a5011c7e641 21951:9c8c0937da41
1 /*
2 * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23 package com.oracle.truffle.dsl.processor.java.model;
24
25 import java.util.*;
26
27 import javax.lang.model.element.*;
28 import javax.lang.model.util.*;
29
30 public abstract class CodeElementScanner<R, P> extends ElementScanner7<R, P> {
31
32 @Override
33 public final R visitExecutable(ExecutableElement e, P p) {
34 if (!(e instanceof CodeExecutableElement)) {
35 throw new ClassCastException(e.toString());
36 }
37 return visitExecutable(cast(e, CodeExecutableElement.class), p);
38 }
39
40 public R visitExecutable(CodeExecutableElement e, P p) {
41 R ret = super.visitExecutable(e, p);
42 if (e.getBodyTree() != null) {
43 visitTree(e.getBodyTree(), p, e);
44 }
45 return ret;
46 }
47
48 @Override
49 public R visitVariable(VariableElement e, P p) {
50 if (e instanceof CodeVariableElement) {
51 CodeTree init = ((CodeVariableElement) e).getInit();
52 if (init != null) {
53 visitTree(init, p, e);
54 }
55 }
56 return super.visitVariable(e, p);
57 }
58
59 @Override
60 public R visitPackage(PackageElement e, P p) {
61 return super.visitPackage(e, p);
62 }
63
64 @Override
65 public final R visitType(TypeElement e, P p) {
66 return visitType(cast(e, CodeTypeElement.class), p);
67 }
68
69 public R visitType(CodeTypeElement e, P p) {
70 return super.visitType(e, p);
71 }
72
73 @Override
74 public R visitTypeParameter(TypeParameterElement e, P p) {
75 return super.visitTypeParameter(e, p);
76 }
77
78 private static <E> E cast(Element element, Class<E> clazz) {
79 return clazz.cast(element);
80 }
81
82 public void visitTree(CodeTree e, P p, Element parent) {
83 List<CodeTree> elements = e.getEnclosedElements();
84 if (elements != null) {
85 for (CodeTree tree : e.getEnclosedElements()) {
86 visitTree(tree, p, parent);
87 }
88 }
89 }
90
91 @SuppressWarnings("unused")
92 public void visitImport(CodeImport e, P p) {
93 }
94
95 }