| /* |
| * Copyright (C) 2016 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package com.android.jack.java7.invokecustom.test002; |
| |
| import static java.lang.invoke.MethodHandles.lookup; |
| import static java.lang.invoke.MethodType.methodType; |
| |
| import com.android.jack.annotations.CalledByInvokeCustom; |
| import com.android.jack.annotations.LinkerFieldHandle; |
| import com.android.jack.annotations.MethodHandleKind; |
| |
| import junit.framework.Assert; |
| |
| import org.junit.Test; |
| |
| import java.lang.invoke.CallSite; |
| import java.lang.invoke.ConstantCallSite; |
| import java.lang.invoke.MethodHandle; |
| |
| |
| public class Tests { |
| |
| public static CallSite fieldCallSite; |
| |
| static { |
| try { |
| MethodHandle mh_add = |
| lookup().findStatic(Tests.class, "add", methodType(int.class, int.class, int.class)); |
| fieldCallSite = new ConstantCallSite(mh_add); |
| } catch (Throwable e) { |
| e.printStackTrace(); |
| } |
| } |
| |
| @CalledByInvokeCustom( |
| fieldMethodHandle = @LinkerFieldHandle(kind = MethodHandleKind.GET_STATIC, |
| enclosingType = Tests.class, name = "fieldCallSite"), |
| name = "add", |
| returnType = int.class, |
| argumentTypes = {int.class, int.class}) |
| private static int add(int a, int b) { |
| return a + b; |
| } |
| |
| @Test |
| public void test() throws Throwable { |
| Assert.assertEquals(5, Tests.add(2,3)); |
| } |
| } |