| /* |
| * Copyright (C) 2017 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. |
| */ |
| |
| import com.android.jack.annotations.CalledByInvokeCustom; |
| import com.android.jack.annotations.Constant; |
| import com.android.jack.annotations.LinkerMethodHandle; |
| import com.android.jack.annotations.MethodHandleKind; |
| |
| import java.lang.invoke.CallSite; |
| import java.lang.invoke.ConstantCallSite; |
| import java.lang.invoke.MethodHandle; |
| import java.lang.invoke.MethodHandles; |
| import java.lang.invoke.MethodType; |
| |
| public class TestLinkerMethodMinimalArguments { |
| |
| private static int forceFailureType = 0; |
| |
| private static int FAILURE_TYPE_NONE = 0; |
| private static int FAILURE_TYPE_LINKER_METHOD_RETURNS_NULL = 1; |
| private static int FAILURE_TYPE_LINKER_METHOD_THROWS = 2; |
| private static int FAILURE_TYPE_TARGET_METHOD_THROWS = 3; |
| |
| @CalledByInvokeCustom( |
| invokeMethodHandle = @LinkerMethodHandle( |
| kind = MethodHandleKind.INVOKE_STATIC, |
| enclosingType = TestLinkerMethodMinimalArguments.class, |
| argumentTypes = {MethodHandles.Lookup.class, String.class, MethodType.class}, |
| name = "linkerMethod"), |
| name = "add", |
| returnType = int.class, |
| argumentTypes = {int.class, int.class}) |
| private static int add(int a, int b) { |
| if (forceFailureType == FAILURE_TYPE_TARGET_METHOD_THROWS) { |
| System.out.println("Throwing ArithmeticException in add()"); |
| throw new ArithmeticException("add"); |
| } |
| return a + b; |
| } |
| |
| @SuppressWarnings("unused") |
| private static CallSite linkerMethod(MethodHandles.Lookup caller, String name, |
| MethodType methodType) throws Throwable { |
| System.out.println("linkerMethod failure type " + forceFailureType); |
| MethodHandle mh_add = |
| caller.findStatic(TestLinkerMethodMinimalArguments.class, name, methodType); |
| if (forceFailureType == FAILURE_TYPE_LINKER_METHOD_RETURNS_NULL) { |
| System.out.println("Returning null instead of CallSite for " + name + " " + methodType); |
| return null; |
| } else if (forceFailureType == FAILURE_TYPE_LINKER_METHOD_THROWS) { |
| System.out.println("Throwing InstantiationException in linkerMethod()"); |
| throw new InstantiationException("linkerMethod"); |
| } else { |
| return new ConstantCallSite(mh_add); |
| } |
| } |
| |
| public static void test(int failureType, int x, int y) throws Throwable { |
| assertTrue(failureType >= FAILURE_TYPE_NONE); |
| assertTrue(failureType <= FAILURE_TYPE_TARGET_METHOD_THROWS); |
| forceFailureType = failureType; |
| assertEquals(x + y, add(x, y)); |
| System.out.println("Failure Type + " + failureType + " (" + x + y+ ")"); |
| } |
| |
| public static void assertTrue(boolean value) { |
| if (!value) { |
| throw new AssertionError("assertTrue value: " + value); |
| } |
| } |
| |
| public static void assertEquals(byte b1, byte b2) { |
| if (b1 == b2) { return; } |
| throw new AssertionError("assertEquals b1: " + b1 + ", b2: " + b2); |
| } |
| |
| public static void assertEquals(char c1, char c2) { |
| if (c1 == c2) { return; } |
| throw new AssertionError("assertEquals c1: " + c1 + ", c2: " + c2); |
| } |
| |
| public static void assertEquals(short s1, short s2) { |
| if (s1 == s2) { return; } |
| throw new AssertionError("assertEquals s1: " + s1 + ", s2: " + s2); |
| } |
| |
| public static void assertEquals(int i1, int i2) { |
| if (i1 == i2) { return; } |
| throw new AssertionError("assertEquals i1: " + i1 + ", i2: " + i2); |
| } |
| |
| public static void assertEquals(long l1, long l2) { |
| if (l1 == l2) { return; } |
| throw new AssertionError("assertEquals l1: " + l1 + ", l2: " + l2); |
| } |
| |
| public static void assertEquals(float f1, float f2) { |
| if (f1 == f2) { return; } |
| throw new AssertionError("assertEquals f1: " + f1 + ", f2: " + f2); |
| } |
| |
| public static void assertEquals(double d1, double d2) { |
| if (d1 == d2) { return; } |
| throw new AssertionError("assertEquals d1: " + d1 + ", d2: " + d2); |
| } |
| |
| public static void assertEquals(Object o, Object p) { |
| if (o == p) { return; } |
| if (o != null && p != null && o.equals(p)) { return; } |
| throw new AssertionError("assertEquals: o1: " + o + ", o2: " + p); |
| } |
| |
| public static void assertEquals(String s1, String s2) { |
| if (s1 == s2) { |
| return; |
| } |
| |
| if (s1 != null && s2 != null && s1.equals(s2)) { |
| return; |
| } |
| |
| throw new AssertionError("assertEquals s1: " + s1 + ", s2: " + s2); |
| } |
| } |