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| 1 | /* | ||
| 2 | * Copyright (c) 2003, 2006, 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 | |||
| 26 | package sun.misc; | ||
| 27 | |||
| 28 | import sun.reflect.ConstantPool; | ||
| 29 | import sun.reflect.annotation.AnnotationType; | ||
| 30 | import sun.nio.ch.Interruptible; | ||
| 31 | |||
| 32 | public interface JavaLangAccess { | ||
| 33 | /** Return the constant pool for a class. */ | ||
| 34 | ConstantPool getConstantPool(Class klass); | ||
| 35 | |||
| 36 | /** | ||
| 37 | * Set the AnnotationType instance corresponding to this class. | ||
| 38 | * (This method only applies to annotation types.) | ||
| 39 | */ | ||
| 40 | void setAnnotationType(Class klass, AnnotationType annotationType); | ||
| 41 | |||
| 42 | /** | ||
| 43 | * Get the AnnotationType instance corresponding to this class. | ||
| 44 | * (This method only applies to annotation types.) | ||
| 45 | */ | ||
| 46 | AnnotationType getAnnotationType(Class klass); | ||
| 47 | |||
| 48 | /** | ||
| 49 | * Returns the elements of an enum class or null if the | ||
| 50 | * Class object does not represent an enum type; | ||
| 51 | * the result is uncloned, cached, and shared by all callers. | ||
| 52 | */ | ||
| 53 | <E extends Enum<E>> E[] getEnumConstantsShared(Class<E> klass); | ||
| 54 | |||
| 55 | /** Set thread's blocker field. */ | ||
| 56 | void blockedOn(Thread t, Interruptible b); | ||
| 57 | |||
| 58 | /** | ||
| 59 | * Registers a shutdown hook. | ||
| 60 | * | ||
| 61 | * It is expected that this method with registerShutdownInProgress=true | ||
| 62 | * is only used to register DeleteOnExitHook since the first file | ||
| 63 | * may be added to the delete on exit list by the application shutdown | ||
| 64 | * hooks. | ||
| 65 | * | ||
| 66 | * @params slot the slot in the shutdown hook array, whose element | ||
| 67 | * will be invoked in order during shutdown | ||
| 68 | * @params registerShutdownInProgress true to allow the hook | ||
| 69 | * to be registered even if the shutdown is in progress. | ||
| 70 | * @params hook the hook to be registered | ||
| 71 | * | ||
| 72 | * @throw IllegalStateException if shutdown is in progress and | ||
| 73 | * the slot is not valid to register. | ||
| 74 | */ | ||
| 75 | void registerShutdownHook(int slot, boolean registerShutdownInProgress, Runnable hook); | ||
| 76 | |||
| 77 | /** | ||
| 78 | * Returns the number of stack frames represented by the given throwable. | ||
| 79 | */ | ||
| 80 | int getStackTraceDepth(Throwable t); | ||
| 81 | |||
| 82 | /** | ||
| 83 | * Returns the ith StackTraceElement for the given throwable. | ||
| 84 | */ | ||
| 85 | StackTraceElement getStackTraceElement(Throwable t, int i); | ||
| 86 | } | ||