Showing the changes to java/pkg/java/lang/invoke/DirectMethodHandle.java (1 of 18352 files). Show all
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| 1 | /* | ||
| 2 | * Copyright (c) 2008, 2011, 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 java.lang.invoke; | ||
| 27 | |||
| 28 | import static java.lang.invoke.MethodHandleNatives.Constants.*; | ||
| 29 | |||
| 30 | /** | ||
| 31 | * The flavor of method handle which emulates invokespecial or invokestatic. | ||
| 32 | * @author jrose | ||
| 33 | */ | ||
| 34 | class DirectMethodHandle extends MethodHandle { | ||
| 35 | //inherited oop vmtarget; // methodOop or virtual class/interface oop | ||
| 36 | private final int vmindex; // method index within class or interface | ||
| 37 | { vmindex = VM_INDEX_UNINITIALIZED; } // JVM may change this | ||
| 38 | |||
| 39 | // Constructors in this class *must* be package scoped or private. | ||
| 40 | DirectMethodHandle(MethodType mtype, MemberName m, boolean doDispatch, Class<?> lookupClass) { | ||
| 41 | super(mtype); | ||
| 42 | |||
| 43 | assert(m.isMethod() || !doDispatch && m.isConstructor()); | ||
| 44 | if (!m.isResolved()) | ||
| 45 | throw new InternalError(); | ||
| 46 | |||
| 47 | MethodHandleNatives.init(this, (Object) m, doDispatch, lookupClass); | ||
| 48 | } | ||
| 49 | |||
| 50 | boolean isValid() { | ||
| 51 | return (vmindex != VM_INDEX_UNINITIALIZED); | ||
| 52 | } | ||
| 53 | } | ||