--- a/nashorn/src/jdk.scripting.nashorn/share/classes/jdk/internal/dynalink/linker/LinkRequest.java Wed Jul 05 21:04:26 2017 +0200
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,142 +0,0 @@
-/*
- * Copyright (c) 2010, 2013, 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. Oracle designates this
- * particular file as subject to the "Classpath" exception as provided
- * by Oracle in the LICENSE file that accompanied this code.
- *
- * 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.
- */
-
-/*
- * This file is available under and governed by the GNU General Public
- * License version 2 only, as published by the Free Software Foundation.
- * However, the following notice accompanied the original version of this
- * file, and Oracle licenses the original version of this file under the BSD
- * license:
- */
-/*
- Copyright 2009-2013 Attila Szegedi
-
- Licensed under both the Apache License, Version 2.0 (the "Apache License")
- and the BSD License (the "BSD License"), with licensee being free to
- choose either of the two at their discretion.
-
- You may not use this file except in compliance with either the Apache
- License or the BSD License.
-
- If you choose to use this file in compliance with the Apache License, the
- following notice applies to you:
-
- You may obtain a copy of the Apache License at
-
- http://www.apache.org/licenses/LICENSE-2.0
-
- Unless required by applicable law or agreed to in writing, software
- distributed under the License is distributed on an "AS IS" BASIS,
- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
- implied. See the License for the specific language governing
- permissions and limitations under the License.
-
- If you choose to use this file in compliance with the BSD License, the
- following notice applies to you:
-
- Redistribution and use in source and binary forms, with or without
- modification, are permitted provided that the following conditions are
- met:
- * Redistributions of source code must retain the above copyright
- notice, this list of conditions and the following disclaimer.
- * Redistributions in binary form must reproduce the above copyright
- notice, this list of conditions and the following disclaimer in the
- documentation and/or other materials provided with the distribution.
- * Neither the name of the copyright holder nor the names of
- contributors may be used to endorse or promote products derived from
- this software without specific prior written permission.
-
- THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
- IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
- TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
- PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDER
- BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
- CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
- BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
- WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
- OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
- ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-*/
-
-package jdk.internal.dynalink.linker;
-
-import jdk.internal.dynalink.CallSiteDescriptor;
-import jdk.internal.dynalink.DynamicLinker;
-import jdk.internal.dynalink.DynamicLinkerFactory;
-
-/**
- * Represents a request to link a particular invocation at a particular call
- * site. Instances of these requests will be constructed and passed to all
- * {@link GuardingDynamicLinker} objects managed by the {@link DynamicLinker}
- * that is trying to link the call site.
- */
-public interface LinkRequest {
- /**
- * Returns the call site descriptor for the call site being linked.
- *
- * @return the call site descriptor for the call site being linked.
- */
- public CallSiteDescriptor getCallSiteDescriptor();
-
- /**
- * Returns the arguments for the invocation being linked. The returned array
- * must be a clone; modifications to it must not affect the arguments in
- * this request.
- *
- * @return the arguments for the invocation being linked.
- */
- public Object[] getArguments();
-
- /**
- * Returns the first argument for the invocation being linked; this is
- * typically the receiver object. This is a shorthand for
- * {@code getArguments()[0]} that also avoids the cloning of the arguments
- * array.
- *
- * @return the receiver object.
- */
- public Object getReceiver();
-
- /**
- * Returns true if the call site is considered unstable, that is, it has been relinked more times than was
- * specified in {@link DynamicLinkerFactory#setUnstableRelinkThreshold(int)}. Linkers should use this as a
- * hint to prefer producing linkage that is more stable (its guard fails less frequently), even if that assumption
- * causes a less effective version of an operation to be linked. This is just a hint, though, and linkers are
- * allowed to ignore this property.
- * @return true if the call site is considered unstable.
- */
- public boolean isCallSiteUnstable();
-
- /**
- * Returns a request identical to this one with call site descriptor and arguments replaced with the ones specified.
- *
- * @param callSiteDescriptor the new call site descriptor
- * @param arguments the new arguments
- * @return a new request identical to this one, except with the call site descriptor and arguments replaced with the
- * specified ones.
- */
- public LinkRequest replaceArguments(CallSiteDescriptor callSiteDescriptor, Object... arguments);
-}