diff -r 2836ee97ee27 -r 8145ab9f5f86 jdk/src/share/classes/java/lang/invoke/DirectMethodHandle.java --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/jdk/src/share/classes/java/lang/invoke/DirectMethodHandle.java Wed Mar 23 23:02:31 2011 -0700 @@ -0,0 +1,53 @@ +/* + * Copyright (c) 2008, 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. 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. + */ + +package java.lang.invoke; + +import static java.lang.invoke.MethodHandleNatives.Constants.*; + +/** + * The flavor of method handle which emulates invokespecial or invokestatic. + * @author jrose + */ +class DirectMethodHandle extends MethodHandle { + //inherited oop vmtarget; // methodOop or virtual class/interface oop + private final int vmindex; // method index within class or interface + { vmindex = VM_INDEX_UNINITIALIZED; } // JVM may change this + + // Constructors in this class *must* be package scoped or private. + DirectMethodHandle(MethodType mtype, MemberName m, boolean doDispatch, Class lookupClass) { + super(mtype); + + assert(m.isMethod() || !doDispatch && m.isConstructor()); + if (!m.isResolved()) + throw new InternalError(); + + MethodHandleNatives.init(this, (Object) m, doDispatch, lookupClass); + } + + boolean isValid() { + return (vmindex != VM_INDEX_UNINITIALIZED); + } +}