| /* |
| * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| package org.graalvm.compiler.api.replacements; |
| |
| import java.lang.annotation.ElementType; |
| import java.lang.annotation.Retention; |
| import java.lang.annotation.RetentionPolicy; |
| import java.lang.annotation.Target; |
| |
| /** |
| * Denotes a class that substitutes methods of another specified class. The substitute methods are |
| * exactly those annotated by {@link MethodSubstitution}. |
| */ |
| @Retention(RetentionPolicy.RUNTIME) |
| @Target(ElementType.TYPE) |
| public @interface ClassSubstitution { |
| |
| /** |
| * Specifies the original class. |
| * <p> |
| * If the default value is specified for this element, then a non-default value must be given |
| * for the {@link #className()} element. |
| */ |
| Class<?> value() default ClassSubstitution.class; |
| |
| /** |
| * Specifies the original class or classes if a single class is being used for multiple |
| * substitutions. |
| * <p> |
| * This method is provided for cases where the original class is not accessible (according to |
| * Java language access control rules). |
| * <p> |
| * If the default value is specified for this element, then a non-default value must be given |
| * for the {@link #value()} element. |
| */ |
| String[] className() default {}; |
| |
| /** |
| * Determines if the substitutions are for classes that may not be part of the runtime. |
| * Substitutions for such classes are omitted if the original classes cannot be found. If |
| * multiple classes are specified using {@link #className()} and {@link #optional()} is false, |
| * then at least one of the classes is required to be reachable. |
| */ |
| boolean optional() default false; |
| } |