test/hotspot/jtreg/vmTestbase/vm/mlvm/meth/share/transform/v2/MHCollectSpreadBaseTF.java

/*
 * Copyright (c) 2011, 2018, 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.
 *
 * 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.
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package vm.mlvm.meth.share.transform.v2;

import java.lang.invoke.MethodHandle;
import java.lang.invoke.MethodType;

public abstract class MHCollectSpreadBaseTF extends MHBasicUnaryTF {

    public MHCollectSpreadBaseTF(MHCall target) {
        super(target);
    }

    @Override
    protected MethodHandle computeInboundMH(MethodHandle targetMH) throws NoSuchMethodException, IllegalAccessException {
        return computeCollectorMH(computeSpreaderMH(targetMH), targetMH.type());
    }

    protected abstract MethodHandle computeCollectorMH(MethodHandle spreaderMH, MethodType targetType);
    protected abstract MethodHandle computeSpreaderMH(MethodHandle targetMH);

    @Override
    protected String getDescription() {
        return "";
    }
}