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 import java.lang.invoke.MethodType; 28 29 import nsk.share.test.TestUtils; 30 31 public class MHVarargsCollectSpreadTF extends MHCollectSpreadBaseTF { 32 33 public MHVarargsCollectSpreadTF(MHCall target) { 34 super(target); 35 } 36 37 @Override 38 protected MethodHandle computeCollectorMH(MethodHandle spreaderMH, MethodType targetType) { 39 MethodHandle ret = spreaderMH.asVarargsCollector(Object[].class).asType(targetType); 40 // Increase coverage 41 TestUtils.assertTrue(ret.isVarargsCollector(), "isVarargsCollection() should return true" ); 42 return ret; 43 } 44 45 @Override 46 protected MethodHandle computeSpreaderMH(MethodHandle targetMH) { 47 return targetMH.asSpreader(Object[].class, targetMH.type().parameterCount()); 48 } 49 50 @Override 51 protected String getName() { 52 return "VarargsCollectSpread"; 53 } 54 }