001    /*
002     * Copyright 2010-2015 JetBrains s.r.o.
003     *
004     * Licensed under the Apache License, Version 2.0 (the "License");
005     * you may not use this file except in compliance with the License.
006     * You may obtain a copy of the License at
007     *
008     * http://www.apache.org/licenses/LICENSE-2.0
009     *
010     * Unless required by applicable law or agreed to in writing, software
011     * distributed under the License is distributed on an "AS IS" BASIS,
012     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013     * See the License for the specific language governing permissions and
014     * limitations under the License.
015     */
016    
017    package org.jetbrains.kotlin.load.java;
018    
019    import kotlin.SetsKt;
020    import org.jetbrains.annotations.NotNull;
021    import org.jetbrains.kotlin.name.ClassId;
022    import org.jetbrains.kotlin.name.FqName;
023    import org.jetbrains.kotlin.name.Name;
024    import org.jetbrains.kotlin.resolve.jvm.JvmClassName;
025    
026    import java.util.Arrays;
027    import java.util.HashSet;
028    import java.util.Set;
029    
030    public final class JvmAnnotationNames {
031        public static final FqName KOTLIN_CLASS = new FqName("kotlin.jvm.internal.KotlinClass");
032        public static final FqName KOTLIN_PACKAGE = new FqName("kotlin.jvm.internal.KotlinPackage");
033        public static final FqName KOTLIN_FILE_FACADE = new FqName("kotlin.jvm.internal.KotlinFileFacade");
034        public static final FqName KOTLIN_MULTIFILE_CLASS = new FqName("kotlin.jvm.internal.KotlinMultifileClass");
035        public static final FqName KOTLIN_MULTIFILE_CLASS_PART = new FqName("kotlin.jvm.internal.KotlinMultifileClassPart");
036        public static final FqName KOTLIN_SYNTHETIC_CLASS = new FqName("kotlin.jvm.internal.KotlinSyntheticClass");
037        public static final FqName KOTLIN_FUNCTION = new FqName("kotlin.jvm.internal.KotlinFunction");
038        public static final FqName KOTLIN_INTERFACE_DEFAULT_IMPLS = new FqName("kotlin.jvm.internal.KotlinInterfaceDefaultImpls");
039        public static final FqName KOTLIN_LOCAL_CLASS = new FqName("kotlin.jvm.internal.KotlinLocalClass");
040    
041        public static final FqName JAVA_LANG_DEPRECATED = new FqName("java.lang.Deprecated");
042    
043        public static final FqName KOTLIN_DELEGATED_METHOD = new FqName("kotlin.jvm.internal.KotlinDelegatedMethod");
044        public static final String IMPLEMENTATION_CLASS_NAME_FIELD_NAME = "implementationClassName";
045    
046        public static final FqName KOTLIN_SIGNATURE = new FqName("kotlin.jvm.KotlinSignature");
047        public static final FqName OLD_KOTLIN_SIGNATURE = new FqName("jet.runtime.typeinfo.KotlinSignature");
048    
049        public static final String VERSION_FIELD_NAME = "version";
050        public static final String FILE_PART_CLASS_NAMES_FIELD_NAME = "filePartClassNames";
051        public static final String MULTIFILE_CLASS_NAME_FIELD_NAME = "multifileClassName";
052        public static final String DATA_FIELD_NAME = "data";
053        public static final String STRINGS_FIELD_NAME = "strings";
054        public static final String MODULE_NAME_FIELD_NAME = "moduleName";
055        public static final Name DEFAULT_ANNOTATION_MEMBER_NAME = Name.identifier("value");
056        public static final Name DEPRECATED_ANNOTATION_MESSAGE = Name.identifier("message");
057        public static final Name TARGET_ANNOTATION_MEMBER_NAME = Name.identifier("allowedTargets");
058    
059        public static final FqName TARGET_ANNOTATION = new FqName("java.lang.annotation.Target");
060        public static final FqName RETENTION_ANNOTATION = new FqName("java.lang.annotation.Retention");
061        public static final FqName DOCUMENTED_ANNOTATION = new FqName("java.lang.annotation.Documented");
062    
063        public static final FqName JETBRAINS_NOT_NULL_ANNOTATION = new FqName("org.jetbrains.annotations.NotNull");
064        public static final FqName JETBRAINS_NULLABLE_ANNOTATION = new FqName("org.jetbrains.annotations.Nullable");
065        public static final FqName JETBRAINS_MUTABLE_ANNOTATION = new FqName("org.jetbrains.annotations.Mutable");
066        public static final FqName JETBRAINS_READONLY_ANNOTATION = new FqName("org.jetbrains.annotations.ReadOnly");
067    
068        public static final FqName PURELY_IMPLEMENTS_ANNOTATION = new FqName("kotlin.jvm.PurelyImplements");
069    
070        // Just for internal use: there is no such real classes in bytecode
071        public static final FqName ENHANCED_NULLABILITY_ANNOTATION = new FqName("kotlin.jvm.internal.EnhancedNullability");
072        public static final FqName ENHANCED_MUTABILITY_ANNOTATION = new FqName("kotlin.jvm.internal.EnhancedMutability");
073    
074        public static final String OLD_ABI_VERSION_FIELD_NAME = "abiVersion";
075    
076        // When these annotations appear on a declaration, they are copied to the _type_ of the declaration, becoming type annotations
077        // See also DescriptorRendererOptions#excludedTypeAnnotationClasses
078        public static final Set<FqName> ANNOTATIONS_COPIED_TO_TYPES = SetsKt.setOf(
079                JETBRAINS_READONLY_ANNOTATION,
080                JETBRAINS_MUTABLE_ANNOTATION,
081                JETBRAINS_NOT_NULL_ANNOTATION,
082                JETBRAINS_NULLABLE_ANNOTATION
083        );
084    
085        private static final Set<JvmClassName> SPECIAL_ANNOTATIONS = new HashSet<JvmClassName>();
086        private static final Set<JvmClassName> NULLABILITY_ANNOTATIONS = new HashSet<JvmClassName>();
087        private static final Set<JvmClassName> SPECIAL_META_ANNOTATIONS = new HashSet<JvmClassName>();
088        static {
089            for (FqName fqName : Arrays.asList(
090                    KOTLIN_CLASS, KOTLIN_PACKAGE, KOTLIN_SIGNATURE, KOTLIN_SYNTHETIC_CLASS, KOTLIN_INTERFACE_DEFAULT_IMPLS, KOTLIN_LOCAL_CLASS
091            )) {
092                SPECIAL_ANNOTATIONS.add(JvmClassName.byFqNameWithoutInnerClasses(fqName));
093            }
094    
095            for (FqName fqName : Arrays.asList(JETBRAINS_NOT_NULL_ANNOTATION, JETBRAINS_NULLABLE_ANNOTATION)) {
096                NULLABILITY_ANNOTATIONS.add(JvmClassName.byFqNameWithoutInnerClasses(fqName));
097            }
098    
099            for (FqName fqName : Arrays.asList(TARGET_ANNOTATION, RETENTION_ANNOTATION, DOCUMENTED_ANNOTATION)) {
100                SPECIAL_META_ANNOTATIONS.add(JvmClassName.byFqNameWithoutInnerClasses(fqName));
101            }
102        }
103    
104        public static boolean isSpecialAnnotation(@NotNull ClassId classId, boolean javaSpecificAnnotationsAreSpecial) {
105            JvmClassName className = JvmClassName.byClassId(classId);
106            return (javaSpecificAnnotationsAreSpecial
107                    && (NULLABILITY_ANNOTATIONS.contains(className) || SPECIAL_META_ANNOTATIONS.contains(className))
108                   ) || SPECIAL_ANNOTATIONS.contains(className) || className.getInternalName().startsWith("jet/runtime/typeinfo/");
109        }
110    
111        private JvmAnnotationNames() {
112        }
113    }