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| 1 | +/* |
| 2 | + * Copyright (c) 2025, 2025, 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. Oracle designates this |
| 8 | + * particular file as subject to the "Classpath" exception as provided |
| 9 | + * by Oracle in the LICENSE file that accompanied this code. |
| 10 | + * |
| 11 | + * This code is distributed in the hope that it will be useful, but WITHOUT |
| 12 | + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 13 | + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| 14 | + * version 2 for more details (a copy is included in the LICENSE file that |
| 15 | + * accompanied this code). |
| 16 | + * |
| 17 | + * You should have received a copy of the GNU General Public License version |
| 18 | + * 2 along with this work; if not, write to the Free Software Foundation, |
| 19 | + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| 20 | + * |
| 21 | + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| 22 | + * or visit www.oracle.com if you need additional information or have any |
| 23 | + * questions. |
| 24 | + */ |
| 25 | +package com.oracle.svm.core.hub; |
| 26 | + |
| 27 | +import com.oracle.svm.core.BuildPhaseProvider; |
| 28 | +import com.oracle.svm.core.heap.UnknownPrimitiveField; |
| 29 | +import com.oracle.svm.core.reflect.RuntimeMetadataDecoder; |
| 30 | +import org.graalvm.nativeimage.ImageSingletons; |
| 31 | + |
| 32 | +import static com.oracle.svm.core.reflect.RuntimeMetadataDecoder.NO_DATA; |
| 33 | + |
| 34 | +final class ImageDynamicHubMetadata implements DynamicHubMetadata { |
| 35 | + @UnknownPrimitiveField(availability = BuildPhaseProvider.CompileQueueFinished.class) // |
| 36 | + final int enclosingMethodInfoIndex; |
| 37 | + |
| 38 | + @UnknownPrimitiveField(availability = BuildPhaseProvider.CompileQueueFinished.class)// |
| 39 | + final int annotationsIndex; |
| 40 | + |
| 41 | + @UnknownPrimitiveField(availability = BuildPhaseProvider.CompileQueueFinished.class)// |
| 42 | + final int typeAnnotationsIndex; |
| 43 | + |
| 44 | + @UnknownPrimitiveField(availability = BuildPhaseProvider.CompileQueueFinished.class)// |
| 45 | + final int classesEncodingIndex; |
| 46 | + |
| 47 | + @UnknownPrimitiveField(availability = BuildPhaseProvider.CompileQueueFinished.class)// |
| 48 | + final int permittedSubclassesEncodingIndex; |
| 49 | + |
| 50 | + @UnknownPrimitiveField(availability = BuildPhaseProvider.CompileQueueFinished.class)// |
| 51 | + final int nestMembersEncodingIndex; |
| 52 | + |
| 53 | + @UnknownPrimitiveField(availability = BuildPhaseProvider.CompileQueueFinished.class)// |
| 54 | + final int signersEncodingIndex; |
| 55 | + |
| 56 | + ImageDynamicHubMetadata(int enclosingMethodInfoIndex, int annotationsIndex, int typeAnnotationsIndex, int classesEncodingIndex, int permittedSubclassesEncodingIndex, |
| 57 | + int nestMembersEncodingIndex, int signersEncodingIndex) { |
| 58 | + this.enclosingMethodInfoIndex = enclosingMethodInfoIndex; |
| 59 | + this.annotationsIndex = annotationsIndex; |
| 60 | + this.typeAnnotationsIndex = typeAnnotationsIndex; |
| 61 | + this.classesEncodingIndex = classesEncodingIndex; |
| 62 | + this.permittedSubclassesEncodingIndex = permittedSubclassesEncodingIndex; |
| 63 | + this.nestMembersEncodingIndex = nestMembersEncodingIndex; |
| 64 | + this.signersEncodingIndex = signersEncodingIndex; |
| 65 | + } |
| 66 | + |
| 67 | + @Override |
| 68 | + public Object[] getEnclosingMethod(DynamicHub declaringClass) { |
| 69 | + if (enclosingMethodInfoIndex == NO_DATA) { |
| 70 | + return null; |
| 71 | + } |
| 72 | + Object[] enclosingMethod = ImageSingletons.lookup(RuntimeMetadataDecoder.class).parseEnclosingMethod(enclosingMethodInfoIndex, declaringClass); |
| 73 | + if (enclosingMethod != null) { |
| 74 | + PredefinedClassesSupport.throwIfUnresolvable((Class<?>) enclosingMethod[0], declaringClass.getClassLoader0()); |
| 75 | + } |
| 76 | + return enclosingMethod; |
| 77 | + } |
| 78 | + |
| 79 | + @Override |
| 80 | + public Object[] getSigners(DynamicHub declaringClass) { |
| 81 | + if (signersEncodingIndex == NO_DATA) { |
| 82 | + return null; |
| 83 | + } |
| 84 | + return ImageSingletons.lookup(RuntimeMetadataDecoder.class).parseObjects(signersEncodingIndex, declaringClass); |
| 85 | + } |
| 86 | + |
| 87 | + @Override |
| 88 | + public byte[] getRawAnnotations(DynamicHub declaringClass) { |
| 89 | + if (annotationsIndex == NO_DATA) { |
| 90 | + return null; |
| 91 | + } |
| 92 | + return ImageSingletons.lookup(RuntimeMetadataDecoder.class).parseByteArray(annotationsIndex, declaringClass); |
| 93 | + } |
| 94 | + |
| 95 | + @Override |
| 96 | + public byte[] getRawTypeAnnotations(DynamicHub declaringClass) { |
| 97 | + if (typeAnnotationsIndex == NO_DATA) { |
| 98 | + return null; |
| 99 | + } |
| 100 | + return ImageSingletons.lookup(RuntimeMetadataDecoder.class).parseByteArray(typeAnnotationsIndex, declaringClass); |
| 101 | + } |
| 102 | + |
| 103 | + @Override |
| 104 | + public Class<?>[] getDeclaredClasses(DynamicHub declaringClass) { |
| 105 | + if (classesEncodingIndex == NO_DATA) { |
| 106 | + return new Class<?>[0]; |
| 107 | + } |
| 108 | + Class<?>[] declaredClasses = ImageSingletons.lookup(RuntimeMetadataDecoder.class).parseClasses(classesEncodingIndex, declaringClass); |
| 109 | + for (Class<?> clazz : declaredClasses) { |
| 110 | + PredefinedClassesSupport.throwIfUnresolvable(clazz, declaringClass.getClassLoader0()); |
| 111 | + } |
| 112 | + return declaredClasses; |
| 113 | + } |
| 114 | + |
| 115 | + @Override |
| 116 | + public Class<?>[] getNestMembers(DynamicHub declaringClass) { |
| 117 | + if (nestMembersEncodingIndex == NO_DATA) { |
| 118 | + return new Class<?>[]{DynamicHub.toClass(declaringClass)}; |
| 119 | + } |
| 120 | + Class<?>[] nestMembers = ImageSingletons.lookup(RuntimeMetadataDecoder.class).parseClasses(nestMembersEncodingIndex, declaringClass); |
| 121 | + for (Class<?> clazz : nestMembers) { |
| 122 | + PredefinedClassesSupport.throwIfUnresolvable(clazz, declaringClass.getClassLoader0()); |
| 123 | + } |
| 124 | + return nestMembers; |
| 125 | + } |
| 126 | + |
| 127 | + @Override |
| 128 | + public Class<?>[] getPermittedSubClasses(DynamicHub declaringClass) { |
| 129 | + if (permittedSubclassesEncodingIndex == NO_DATA) { |
| 130 | + return new Class<?>[0]; |
| 131 | + } |
| 132 | + Class<?>[] permittedSubclasses = ImageSingletons.lookup(RuntimeMetadataDecoder.class).parseClasses(permittedSubclassesEncodingIndex, declaringClass); |
| 133 | + for (Class<?> clazz : permittedSubclasses) { |
| 134 | + PredefinedClassesSupport.throwIfUnresolvable(clazz, declaringClass.getClassLoader0()); |
| 135 | + } |
| 136 | + return permittedSubclasses; |
| 137 | + } |
| 138 | +} |
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