1 /*
   2  * Copyright (c) 2011, 2018, 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.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 package vm.mlvm.meth.share.transform.v2;
  25 
  26 import java.lang.invoke.MethodHandle;
  27 
  28 import vm.mlvm.meth.share.Argument;
  29 
  30 public abstract class MHPrimitiveTF extends MHTF {
  31 
  32     @Override
  33     public MHCall computeInboundCall() throws IllegalArgumentException, NoSuchMethodException, IllegalAccessException {
  34         check();
  35         MHCall result = new MHCall(
  36                 computeRetVal(),
  37                 this,
  38                 computeInboundMH(),
  39                 computeInboundArgs());
  40         result.check();
  41         return result;
  42     }
  43 
  44     protected abstract void check() throws IllegalArgumentException;
  45     protected abstract Argument computeRetVal();
  46     protected abstract Argument[] computeInboundArgs();
  47     protected abstract MethodHandle computeInboundMH() throws NoSuchMethodException, IllegalAccessException;
  48 
  49     @Override
  50     public MHTF[] getSubTFs() {
  51         return new MHTF[0];
  52     }
  53 }