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annotate graal/com.oracle.jvmci.options.processor/src/com/oracle/jvmci/options/processor/OptionProcessor.java @ 21709:3c17c0c41a6b

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moved com.oracle.asm.**.test to JVMCI namespace (JBS:GRAAL-53)
author Doug Simon <doug.simon@oracle.com>
date Wed, 03 Jun 2015 18:33:23 +0200
parents 47bebae7454f
children
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1 /*
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2 * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 */
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23 package com.oracle.jvmci.options.processor;
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24
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25 import java.io.*;
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26 import java.util.*;
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27
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28 import javax.annotation.processing.*;
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29 import javax.lang.model.*;
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30 import javax.lang.model.element.*;
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31 import javax.lang.model.type.*;
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32 import javax.lang.model.util.*;
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33 import javax.tools.Diagnostic.Kind;
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34 import javax.tools.*;
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35
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36 import com.oracle.jvmci.options.*;
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37
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38 /**
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39 * Processes static fields annotated with {@link Option}. An {@link Options} service is generated
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40 * for each top level class containing at least one such field. These service objects can be
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41 * retrieved as follows:
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42 *
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43 * <pre>
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44 * ServiceLoader&lt;Options&gt; sl = ServiceLoader.load(Options.class);
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45 * for (Options opts : sl) {
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46 * for (OptionDescriptor desc : sl) {
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47 * // use desc
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48 * }
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49 * }
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50 * </pre>
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51 */
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52 @SupportedAnnotationTypes({"com.oracle.jvmci.options.Option"})
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53 public class OptionProcessor extends AbstractProcessor {
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54
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55 @Override
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56 public SourceVersion getSupportedSourceVersion() {
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57 return SourceVersion.latest();
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58 }
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59
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60 private final Set<Element> processed = new HashSet<>();
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61
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62 private void processElement(Element element, OptionsInfo info) {
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63
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64 if (!element.getModifiers().contains(Modifier.STATIC)) {
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65 processingEnv.getMessager().printMessage(Kind.ERROR, "Option field must be static", element);
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66 return;
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67 }
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68
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69 Option annotation = element.getAnnotation(Option.class);
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70 assert annotation != null;
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71 assert element instanceof VariableElement;
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72 assert element.getKind() == ElementKind.FIELD;
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73 VariableElement field = (VariableElement) element;
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74 String fieldName = field.getSimpleName().toString();
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75
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76 Elements elements = processingEnv.getElementUtils();
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77 Types types = processingEnv.getTypeUtils();
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78
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79 TypeMirror fieldType = field.asType();
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80 if (fieldType.getKind() != TypeKind.DECLARED) {
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81 processingEnv.getMessager().printMessage(Kind.ERROR, "Option field must be of type " + OptionValue.class.getName(), element);
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82 return;
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83 }
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84 DeclaredType declaredFieldType = (DeclaredType) fieldType;
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85
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86 TypeMirror optionValueType = elements.getTypeElement(OptionValue.class.getName()).asType();
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87 if (!types.isSubtype(fieldType, types.erasure(optionValueType))) {
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88 String msg = String.format("Option field type %s is not a subclass of %s", fieldType, optionValueType);
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89 processingEnv.getMessager().printMessage(Kind.ERROR, msg, element);
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90 return;
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91 }
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92
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93 if (!field.getModifiers().contains(Modifier.STATIC)) {
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94 processingEnv.getMessager().printMessage(Kind.ERROR, "Option field must be static", element);
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95 return;
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96 }
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97
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98 String help = annotation.help();
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99 if (help.length() != 0) {
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100 char firstChar = help.charAt(0);
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101 if (!Character.isUpperCase(firstChar)) {
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102 processingEnv.getMessager().printMessage(Kind.ERROR, "Option help text must start with upper case letter", element);
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103 return;
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104 }
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105 }
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106
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107 String optionName = annotation.name();
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108 if (optionName.equals("")) {
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109 optionName = fieldName;
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110 }
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111
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112 DeclaredType declaredOptionValueType = declaredFieldType;
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113 while (!types.isSameType(types.erasure(declaredOptionValueType), types.erasure(optionValueType))) {
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114 List<? extends TypeMirror> directSupertypes = types.directSupertypes(declaredFieldType);
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115 assert !directSupertypes.isEmpty();
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116 declaredOptionValueType = (DeclaredType) directSupertypes.get(0);
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117 }
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118
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119 assert !declaredOptionValueType.getTypeArguments().isEmpty();
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120 String optionType = declaredOptionValueType.getTypeArguments().get(0).toString();
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121 if (optionType.startsWith("java.lang.")) {
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122 optionType = optionType.substring("java.lang.".length());
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123 }
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124
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125 Element enclosing = element.getEnclosingElement();
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126 String declaringClass = "";
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127 String separator = "";
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128 Set<Element> originatingElementsList = info.originatingElements;
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129 originatingElementsList.add(field);
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130 while (enclosing != null) {
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131 if (enclosing.getKind() == ElementKind.CLASS || enclosing.getKind() == ElementKind.INTERFACE) {
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132 if (enclosing.getModifiers().contains(Modifier.PRIVATE)) {
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133 String msg = String.format("Option field cannot be declared in a private %s %s", enclosing.getKind().name().toLowerCase(), enclosing);
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parents:
diff changeset
134 processingEnv.getMessager().printMessage(Kind.ERROR, msg, element);
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
135 return;
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
136 }
9919
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
137 originatingElementsList.add(enclosing);
9849
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
138 declaringClass = enclosing.getSimpleName() + separator + declaringClass;
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
139 separator = ".";
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
140 } else {
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
141 assert enclosing.getKind() == ElementKind.PACKAGE;
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
142 }
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
143 enclosing = enclosing.getEnclosingElement();
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
144 }
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
145
11378
7e297d001c30 option annotation processor ensures that a non-empty help message starts with a capital letter
Doug Simon <doug.simon@oracle.com>
parents: 11363
diff changeset
146 info.options.add(new OptionInfo(optionName, help, optionType, declaringClass, field));
9919
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
147 }
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
148
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
149 private void createFiles(OptionsInfo info) {
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
150 String pkg = ((PackageElement) info.topDeclaringType.getEnclosingElement()).getQualifiedName().toString();
9986
4f542ceb5fed added VerifyHotSpotOptionsPhase to ensure that global state is not initialized from options prior to command line parsing
Doug Simon <doug.simon@oracle.com>
parents: 9937
diff changeset
151 Name topDeclaringClass = info.topDeclaringType.getSimpleName();
9919
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
152
9986
4f542ceb5fed added VerifyHotSpotOptionsPhase to ensure that global state is not initialized from options prior to command line parsing
Doug Simon <doug.simon@oracle.com>
parents: 9937
diff changeset
153 String optionsClassName = topDeclaringClass + "_" + Options.class.getSimpleName();
9919
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
154 Element[] originatingElements = info.originatingElements.toArray(new Element[info.originatingElements.size()]);
9849
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
155
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
156 Filer filer = processingEnv.getFiler();
9919
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
157 try (PrintWriter out = createSourceFile(pkg, optionsClassName, filer, originatingElements)) {
9849
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
158
9901
4fcd38b13eb1 disabled emitting and checking of copyright header in files generated by OptionProcessor
Doug Simon <doug.simon@oracle.com>
parents: 9865
diff changeset
159 out.println("// CheckStyle: stop header check");
9919
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
160 out.println("// GENERATED CONTENT - DO NOT EDIT");
9986
4f542ceb5fed added VerifyHotSpotOptionsPhase to ensure that global state is not initialized from options prior to command line parsing
Doug Simon <doug.simon@oracle.com>
parents: 9937
diff changeset
161 out.println("// Source: " + topDeclaringClass + ".java");
9849
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
162 out.println("package " + pkg + ";");
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
163 out.println("");
9919
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
164 out.println("import java.util.*;");
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
165 out.println("import " + Options.class.getPackage().getName() + ".*;");
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
166 out.println("");
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
167 out.println("public class " + optionsClassName + " implements " + Options.class.getSimpleName() + " {");
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
168 out.println(" @Override");
9986
4f542ceb5fed added VerifyHotSpotOptionsPhase to ensure that global state is not initialized from options prior to command line parsing
Doug Simon <doug.simon@oracle.com>
parents: 9937
diff changeset
169 String desc = OptionDescriptor.class.getSimpleName();
4f542ceb5fed added VerifyHotSpotOptionsPhase to ensure that global state is not initialized from options prior to command line parsing
Doug Simon <doug.simon@oracle.com>
parents: 9937
diff changeset
170 out.println(" public Iterator<" + desc + "> iterator() {");
11363
b332bfd012a4 added suppression filter so that long help messages for Options can be supported without triggering Checkstyle errors in generated sources
Doug Simon <doug.simon@oracle.com>
parents: 9986
diff changeset
171 out.println(" // CheckStyle: stop line length check");
9986
4f542ceb5fed added VerifyHotSpotOptionsPhase to ensure that global state is not initialized from options prior to command line parsing
Doug Simon <doug.simon@oracle.com>
parents: 9937
diff changeset
172 out.println(" List<" + desc + "> options = Arrays.asList(");
9919
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
173
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
174 boolean needPrivateFieldAccessor = false;
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
175 int i = 0;
13944
911e540a2116 Sort options alphabetically so that diffs do not show false positives
Christian Wimmer <christian.wimmer@oracle.com>
parents: 11378
diff changeset
176 Collections.sort(info.options);
9919
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
177 for (OptionInfo option : info.options) {
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
178 String optionValue;
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
179 if (option.field.getModifiers().contains(Modifier.PRIVATE)) {
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
180 needPrivateFieldAccessor = true;
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
181 optionValue = "field(" + option.declaringClass + ".class, \"" + option.field.getSimpleName() + "\")";
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
182 } else {
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
183 optionValue = option.declaringClass + "." + option.field.getSimpleName();
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
184 }
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
185 String name = option.name;
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
186 String type = option.type;
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
187 String help = option.help;
9986
4f542ceb5fed added VerifyHotSpotOptionsPhase to ensure that global state is not initialized from options prior to command line parsing
Doug Simon <doug.simon@oracle.com>
parents: 9937
diff changeset
188 String declaringClass = option.declaringClass;
4f542ceb5fed added VerifyHotSpotOptionsPhase to ensure that global state is not initialized from options prior to command line parsing
Doug Simon <doug.simon@oracle.com>
parents: 9937
diff changeset
189 Name fieldName = option.field.getSimpleName();
9919
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
190 String comma = i == info.options.size() - 1 ? "" : ",";
14596
2e35f6eb8684 Fixed option processor to always produce unix line feeds which led to checkstyle warnings on windows.
Christian Humer <christian.humer@gmail.com>
parents: 14157
diff changeset
191 out.printf(" new %s(\"%s\", %s.class, \"%s\", %s.class, \"%s\", %s)%s\n", desc, name, type, help, declaringClass, fieldName, optionValue, comma);
9919
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
192 i++;
9849
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
193 }
9919
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
194 out.println(" );");
11363
b332bfd012a4 added suppression filter so that long help messages for Options can be supported without triggering Checkstyle errors in generated sources
Doug Simon <doug.simon@oracle.com>
parents: 9986
diff changeset
195 out.println(" // CheckStyle: resume line length check");
9919
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
196 out.println(" return options.iterator();");
9849
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
197 out.println(" }");
9919
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
198 if (needPrivateFieldAccessor) {
15043
33eee38d70a3 Fix raw type references in OptionProcessor.
Josef Eisl <josef.eisl@jku.at>
parents: 14763
diff changeset
199 out.println(" private static " + OptionValue.class.getSimpleName() + "<?> field(Class<?> declaringClass, String fieldName) {");
9849
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
200 out.println(" try {");
9919
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
201 out.println(" java.lang.reflect.Field field = declaringClass.getDeclaredField(fieldName);");
9849
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
202 out.println(" field.setAccessible(true);");
15043
33eee38d70a3 Fix raw type references in OptionProcessor.
Josef Eisl <josef.eisl@jku.at>
parents: 14763
diff changeset
203 out.println(" return (" + OptionValue.class.getSimpleName() + "<?>) field.get(null);");
9849
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
204 out.println(" } catch (Exception e) {");
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
205 out.println(" throw (InternalError) new InternalError().initCause(e);");
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
206 out.println(" }");
9919
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
207 out.println(" }");
9849
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
208 }
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
209 out.println("}");
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
210 }
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
211
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
212 try {
9919
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
213 createProviderFile(pkg, optionsClassName, originatingElements);
21517
4cc6793cda69 Make OptionProcessor create options files
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21096
diff changeset
214 createOptionsFile(info, pkg, topDeclaringClass.toString(), originatingElements);
9849
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
215 } catch (IOException e) {
9919
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
216 processingEnv.getMessager().printMessage(Kind.ERROR, e.getMessage(), info.topDeclaringType);
9849
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
217 }
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
218 }
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
219
9865
9006bc30a951 add all enclosing elements of an annotated field as originating elements
Doug Simon <doug.simon@oracle.com>
parents: 9849
diff changeset
220 private void createProviderFile(String pkg, String providerClassName, Element... originatingElements) throws IOException {
9849
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
221 String filename = "META-INF/providers/" + pkg + "." + providerClassName;
9865
9006bc30a951 add all enclosing elements of an annotated field as originating elements
Doug Simon <doug.simon@oracle.com>
parents: 9849
diff changeset
222 FileObject file = processingEnv.getFiler().createResource(StandardLocation.CLASS_OUTPUT, "", filename, originatingElements);
9849
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
223 PrintWriter writer = new PrintWriter(new OutputStreamWriter(file.openOutputStream(), "UTF-8"));
9919
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
224 writer.println(Options.class.getName());
9849
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
225 writer.close();
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
226 }
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
227
21517
4cc6793cda69 Make OptionProcessor create options files
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21096
diff changeset
228 private void createOptionsFile(OptionsInfo info, String pkg, String relativeName, Element... originatingElements) throws IOException {
4cc6793cda69 Make OptionProcessor create options files
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21096
diff changeset
229 String filename = "META-INF/options/" + pkg + "." + relativeName;
4cc6793cda69 Make OptionProcessor create options files
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21096
diff changeset
230 FileObject file = processingEnv.getFiler().createResource(StandardLocation.CLASS_OUTPUT, "", filename, originatingElements);
4cc6793cda69 Make OptionProcessor create options files
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21096
diff changeset
231 PrintWriter writer = new PrintWriter(new OutputStreamWriter(file.openOutputStream(), "UTF-8"));
21519
cecb4e39521c Use files in lib/graal/options to define Graal options (-G:...) instead of generating code for them
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21517
diff changeset
232 Types types = processingEnv.getTypeUtils();
21517
4cc6793cda69 Make OptionProcessor create options files
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21096
diff changeset
233 for (OptionInfo option : info.options) {
4cc6793cda69 Make OptionProcessor create options files
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21096
diff changeset
234 String help = option.help;
4cc6793cda69 Make OptionProcessor create options files
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21096
diff changeset
235 if (help.indexOf('\t') >= 0 || help.indexOf('\r') >= 0 || help.indexOf('\n') >= 0) {
4cc6793cda69 Make OptionProcessor create options files
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21096
diff changeset
236 processingEnv.getMessager().printMessage(Kind.WARNING, "Option help should not contain '\\t', '\\r' or '\\n'", option.field);
4cc6793cda69 Make OptionProcessor create options files
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21096
diff changeset
237 help = help.replace('\t', ' ').replace('\n', ' ').replace('\r', ' ');
4cc6793cda69 Make OptionProcessor create options files
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21096
diff changeset
238 }
4cc6793cda69 Make OptionProcessor create options files
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21096
diff changeset
239 try {
4cc6793cda69 Make OptionProcessor create options files
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21096
diff changeset
240 char optionTypeToChar = optionTypeToChar(option);
21519
cecb4e39521c Use files in lib/graal/options to define Graal options (-G:...) instead of generating code for them
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21517
diff changeset
241 String fqDeclaringClass = className(types.erasure(option.field.getEnclosingElement().asType()));
cecb4e39521c Use files in lib/graal/options to define Graal options (-G:...) instead of generating code for them
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21517
diff changeset
242 String fqFieldType = className(types.erasure(option.field.asType()));
cecb4e39521c Use files in lib/graal/options to define Graal options (-G:...) instead of generating code for them
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21517
diff changeset
243 writer.printf("%s\t%s\t%s\t%s\t%s%n", option.name, optionTypeToChar, help, fqDeclaringClass, fqFieldType);
21517
4cc6793cda69 Make OptionProcessor create options files
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21096
diff changeset
244 } catch (IllegalArgumentException iae) {
4cc6793cda69 Make OptionProcessor create options files
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21096
diff changeset
245 }
4cc6793cda69 Make OptionProcessor create options files
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21096
diff changeset
246 }
4cc6793cda69 Make OptionProcessor create options files
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21096
diff changeset
247 writer.close();
4cc6793cda69 Make OptionProcessor create options files
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21096
diff changeset
248 }
4cc6793cda69 Make OptionProcessor create options files
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21096
diff changeset
249
21519
cecb4e39521c Use files in lib/graal/options to define Graal options (-G:...) instead of generating code for them
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21517
diff changeset
250 private String className(TypeMirror t) {
cecb4e39521c Use files in lib/graal/options to define Graal options (-G:...) instead of generating code for them
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21517
diff changeset
251 DeclaredType dt = (DeclaredType) t;
cecb4e39521c Use files in lib/graal/options to define Graal options (-G:...) instead of generating code for them
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21517
diff changeset
252 return processingEnv.getElementUtils().getBinaryName((TypeElement) dt.asElement()).toString();
cecb4e39521c Use files in lib/graal/options to define Graal options (-G:...) instead of generating code for them
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21517
diff changeset
253 }
cecb4e39521c Use files in lib/graal/options to define Graal options (-G:...) instead of generating code for them
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21517
diff changeset
254
21517
4cc6793cda69 Make OptionProcessor create options files
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21096
diff changeset
255 private char optionTypeToChar(OptionInfo option) {
4cc6793cda69 Make OptionProcessor create options files
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21096
diff changeset
256 switch (option.type) {
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parents: 21096
diff changeset
257 case "Boolean":
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parents: 21096
diff changeset
258 return 'z';
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parents: 21096
diff changeset
259 case "Integer":
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parents: 21096
diff changeset
260 return 'i';
4cc6793cda69 Make OptionProcessor create options files
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parents: 21096
diff changeset
261 case "Long":
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parents: 21096
diff changeset
262 return 'j';
4cc6793cda69 Make OptionProcessor create options files
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21096
diff changeset
263 case "Float":
4cc6793cda69 Make OptionProcessor create options files
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21096
diff changeset
264 return 'f';
4cc6793cda69 Make OptionProcessor create options files
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21096
diff changeset
265 case "Double":
4cc6793cda69 Make OptionProcessor create options files
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parents: 21096
diff changeset
266 return 'd';
4cc6793cda69 Make OptionProcessor create options files
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21096
diff changeset
267 case "String":
4cc6793cda69 Make OptionProcessor create options files
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parents: 21096
diff changeset
268 return 's';
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Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21096
diff changeset
269 default:
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parents: 21096
diff changeset
270 processingEnv.getMessager().printMessage(Kind.ERROR, "Unsoported option type: " + option.type, option.field);
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parents: 21096
diff changeset
271 throw new IllegalArgumentException();
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parents: 21096
diff changeset
272 }
4cc6793cda69 Make OptionProcessor create options files
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parents: 21096
diff changeset
273 }
4cc6793cda69 Make OptionProcessor create options files
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parents: 21096
diff changeset
274
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9006bc30a951 add all enclosing elements of an annotated field as originating elements
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diff changeset
275 protected PrintWriter createSourceFile(String pkg, String relativeName, Filer filer, Element... originatingElements) {
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parents:
diff changeset
276 try {
21558
d563baeca9df changed uses of Graal terminology to JVMCI (JBS:GRAAL-53)
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parents: 21554
diff changeset
277 // Ensure Unix line endings to comply with code style guide checked by Checkstyle
9865
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parents: 9849
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278 JavaFileObject sourceFile = filer.createSourceFile(pkg + "." + relativeName, originatingElements);
9849
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parents:
diff changeset
279 return new PrintWriter(sourceFile.openWriter()) {
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parents:
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280
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parents:
diff changeset
281 @Override
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parents:
diff changeset
282 public void println() {
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parents:
diff changeset
283 print("\n");
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parents:
diff changeset
284 }
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Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
285 };
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Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
286 } catch (IOException e) {
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Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
287 throw new RuntimeException(e);
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Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
288 }
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
289 }
e876c2a6954f extensible option system (GRAAL-27)
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parents:
diff changeset
290
13944
911e540a2116 Sort options alphabetically so that diffs do not show false positives
Christian Wimmer <christian.wimmer@oracle.com>
parents: 11378
diff changeset
291 static class OptionInfo implements Comparable<OptionInfo> {
9919
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parents: 9901
diff changeset
292
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diff changeset
293 final String name;
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Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
294 final String help;
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Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
295 final String type;
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Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
296 final String declaringClass;
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Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
297 final VariableElement field;
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parents: 9901
diff changeset
298
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diff changeset
299 public OptionInfo(String name, String help, String type, String declaringClass, VariableElement field) {
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parents: 9901
diff changeset
300 this.name = name;
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Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
301 this.help = help;
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Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
302 this.type = type;
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parents: 9901
diff changeset
303 this.declaringClass = declaringClass;
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Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
304 this.field = field;
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parents: 9901
diff changeset
305 }
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
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parents: 9901
diff changeset
306
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
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parents: 9901
diff changeset
307 @Override
13944
911e540a2116 Sort options alphabetically so that diffs do not show false positives
Christian Wimmer <christian.wimmer@oracle.com>
parents: 11378
diff changeset
308 public int compareTo(OptionInfo other) {
911e540a2116 Sort options alphabetically so that diffs do not show false positives
Christian Wimmer <christian.wimmer@oracle.com>
parents: 11378
diff changeset
309 return name.compareTo(other.name);
911e540a2116 Sort options alphabetically so that diffs do not show false positives
Christian Wimmer <christian.wimmer@oracle.com>
parents: 11378
diff changeset
310 }
911e540a2116 Sort options alphabetically so that diffs do not show false positives
Christian Wimmer <christian.wimmer@oracle.com>
parents: 11378
diff changeset
311
911e540a2116 Sort options alphabetically so that diffs do not show false positives
Christian Wimmer <christian.wimmer@oracle.com>
parents: 11378
diff changeset
312 @Override
9919
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parents: 9901
diff changeset
313 public String toString() {
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Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
314 return declaringClass + "." + field;
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
315 }
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
316 }
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
317
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
318 static class OptionsInfo {
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
319
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
320 final Element topDeclaringType;
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
321 final List<OptionInfo> options = new ArrayList<>();
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
322 final Set<Element> originatingElements = new HashSet<>();
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
323
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
324 public OptionsInfo(Element topDeclaringType) {
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
325 this.topDeclaringType = topDeclaringType;
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Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
326 }
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
327 }
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
328
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
329 private static Element topDeclaringType(Element element) {
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
330 Element enclosing = element.getEnclosingElement();
14118
380984cdb29d fixed incorrect test for null
Doug Simon <doug.simon@oracle.com>
parents: 13944
diff changeset
331 if (enclosing == null || enclosing.getKind() == ElementKind.PACKAGE) {
9919
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
332 assert element.getKind() == ElementKind.CLASS || element.getKind() == ElementKind.INTERFACE;
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
333 return element;
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
334 }
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
335 return topDeclaringType(enclosing);
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
336 }
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
337
9849
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
338 @Override
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
339 public boolean process(Set<? extends TypeElement> annotations, RoundEnvironment roundEnv) {
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
340 if (roundEnv.processingOver()) {
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
341 return true;
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
342 }
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
343
9919
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
344 Map<Element, OptionsInfo> map = new HashMap<>();
9849
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
345 for (Element element : roundEnv.getElementsAnnotatedWith(Option.class)) {
9919
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
346 if (!processed.contains(element)) {
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
347 processed.add(element);
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
348 Element topDeclaringType = topDeclaringType(element);
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
349 OptionsInfo options = map.get(topDeclaringType);
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
350 if (options == null) {
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
351 options = new OptionsInfo(topDeclaringType);
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
352 map.put(topDeclaringType, options);
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
353 }
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
354 processElement(element, options);
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
355 }
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
356 }
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
357
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
358 boolean ok = true;
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
359 Map<String, OptionInfo> uniqueness = new HashMap<>();
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
360 for (OptionsInfo info : map.values()) {
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
361 for (OptionInfo option : info.options) {
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
362 OptionInfo conflict = uniqueness.put(option.name, option);
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
363 if (conflict != null) {
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
364 processingEnv.getMessager().printMessage(Kind.ERROR, "Duplicate option names for " + option + " and " + conflict, option.field);
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
365 ok = false;
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
366 }
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
367 }
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
368 }
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
369
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
370 if (ok) {
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
371 for (OptionsInfo info : map.values()) {
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
372 createFiles(info);
af909f4b80a9 options are grouped per top level class/interface when accessed via the service mechanism
Doug Simon <doug.simon@oracle.com>
parents: 9901
diff changeset
373 }
9849
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
374 }
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
375
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
376 return true;
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
377 }
e876c2a6954f extensible option system (GRAAL-27)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
378 }