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comparison truffle/com.oracle.truffle.dsl.processor/src/com/oracle/truffle/dsl/processor/parser/ImplicitCastParser.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/parser/ImplicitCastParser.java@18c0f02fa4d2
children dc83cc1f94f2
comparison
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21950:2a5011c7e641 21951:9c8c0937da41
1 /*
2 * Copyright (c) 2012, 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.parser;
24
25 import java.lang.annotation.*;
26
27 import javax.lang.model.element.*;
28 import javax.lang.model.type.*;
29
30 import com.oracle.truffle.api.dsl.*;
31 import com.oracle.truffle.dsl.processor.*;
32 import com.oracle.truffle.dsl.processor.java.*;
33 import com.oracle.truffle.dsl.processor.model.*;
34
35 public class ImplicitCastParser extends TypeSystemMethodParser<ImplicitCastData> {
36
37 public ImplicitCastParser(ProcessorContext context, TypeSystemData typeSystem) {
38 super(context, typeSystem);
39 }
40
41 @Override
42 public Class<? extends Annotation> getAnnotationType() {
43 return ImplicitCast.class;
44 }
45
46 @Override
47 public MethodSpec createSpecification(ExecutableElement method, AnnotationMirror mirror) {
48 MethodSpec spec = new MethodSpec(new ParameterSpec("target", getContext().getType(Object.class)));
49 spec.addRequired(new ParameterSpec("source", getContext().getType(Object.class))).setSignature(true);
50 return spec;
51 }
52
53 @Override
54 public ImplicitCastData create(TemplateMethod method, boolean invalid) {
55 if (invalid) {
56 return new ImplicitCastData(method, null, null);
57 }
58
59 Parameter target = method.findParameter("targetValue");
60 Parameter source = method.findParameter("sourceValue");
61
62 TypeMirror targetType = target.getType();
63 TypeMirror sourceType = source.getType();
64
65 if (ElementUtils.typeEquals(targetType, sourceType)) {
66 method.addError("Target type and source type of an @%s must not be the same type.", ImplicitCast.class.getSimpleName());
67 }
68
69 if (!method.getMethod().getModifiers().contains(Modifier.STATIC)) {
70 method.addError("@%s annotated method %s must be static.", ImplicitCast.class.getSimpleName(), method.getMethodName());
71 }
72
73 return new ImplicitCastData(method, sourceType, targetType);
74 }
75 }