/*
* Copyright (c) 2020, 2020, 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 com.oracle.svm.methodhandles;
import static com.oracle.svm.core.util.VMError.unimplemented;
import java.lang.invoke.MethodHandle;
import java.lang.invoke.MethodHandles;
import com.oracle.svm.core.annotate.Substitute;
import com.oracle.svm.core.annotate.TargetClass;
import com.oracle.svm.core.annotate.TargetElement;
import com.oracle.svm.core.jdk.JDK11OrEarlier;
import com.oracle.svm.core.jdk.JDK15OrLater;
@TargetClass(value = MethodHandles.class, innerClass = "Lookup", onlyWith = MethodHandlesSupported.class)
final class Target_java_lang_invoke_MethodHandles_Lookup {
@SuppressWarnings("static-method")
@Substitute
public Class<?> defineClass(@SuppressWarnings("unused") byte[] bytes) {
throw unimplemented("Defining new classes at runtime is not supported");
}
@SuppressWarnings({"static-method", "unused"})
@Substitute
@TargetElement(onlyWith = JDK11OrEarlier.class)
private MethodHandle maybeBindCaller(Target_java_lang_invoke_MemberName method, MethodHandle mh,
Class<?> boundCallerClass)
throws IllegalAccessException {
/* Binding the caller triggers the generation of an invoker */
return mh;
}
@SuppressWarnings({"static-method", "unused"})
@Substitute
@TargetElement(onlyWith = JDK15OrLater.class)
private MethodHandle maybeBindCaller(Target_java_lang_invoke_MemberName method, MethodHandle mh,
Target_java_lang_invoke_MethodHandles_Lookup boundCaller)
throws IllegalAccessException {
/* Binding the caller triggers the generation of an invoker */
return mh;
}
}