55 lines
2.1 KiB
Java
55 lines
2.1 KiB
Java
|
/*
|
||
|
* Copyright 2008-2009 Sun Microsystems, Inc. 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. Sun designates this
|
||
|
* particular file as subject to the "Classpath" exception as provided
|
||
|
* by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
|
||
|
* CA 95054 USA or visit www.sun.com if you need additional information or
|
||
|
* have any questions.
|
||
|
*/
|
||
|
|
||
|
package sun.dyn;
|
||
|
|
||
|
import java.dyn.*;
|
||
|
import static sun.dyn.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(Access.TOKEN, 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);
|
||
|
}
|
||
|
}
|