1*2167191dSAndroid Build Coastguard Worker /* 2*2167191dSAndroid Build Coastguard Worker * Copyright 2020 The JSpecify Authors. 3*2167191dSAndroid Build Coastguard Worker * 4*2167191dSAndroid Build Coastguard Worker * Licensed under the Apache License, Version 2.0 (the "License"); 5*2167191dSAndroid Build Coastguard Worker * you may not use this file except in compliance with the License. 6*2167191dSAndroid Build Coastguard Worker * You may obtain a copy of the License at 7*2167191dSAndroid Build Coastguard Worker * 8*2167191dSAndroid Build Coastguard Worker * http://www.apache.org/licenses/LICENSE-2.0 9*2167191dSAndroid Build Coastguard Worker * 10*2167191dSAndroid Build Coastguard Worker * Unless required by applicable law or agreed to in writing, software 11*2167191dSAndroid Build Coastguard Worker * distributed under the License is distributed on an "AS IS" BASIS, 12*2167191dSAndroid Build Coastguard Worker * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13*2167191dSAndroid Build Coastguard Worker * See the License for the specific language governing permissions and 14*2167191dSAndroid Build Coastguard Worker * limitations under the License. 15*2167191dSAndroid Build Coastguard Worker */ 16*2167191dSAndroid Build Coastguard Worker import org.jspecify.annotations.NullMarked; 17*2167191dSAndroid Build Coastguard Worker import org.jspecify.annotations.Nullable; 18*2167191dSAndroid Build Coastguard Worker import org.jspecify.annotations.NullnessUnspecified; 19*2167191dSAndroid Build Coastguard Worker 20*2167191dSAndroid Build Coastguard Worker @NullMarked 21*2167191dSAndroid Build Coastguard Worker abstract class CaptureConvertedUnionNullToOther { x0(ImplicitlyObjectBounded<? extends Lib> x)22*2167191dSAndroid Build Coastguard Worker Lib x0(ImplicitlyObjectBounded<? extends Lib> x) { 23*2167191dSAndroid Build Coastguard Worker // jspecify_nullness_mismatch 24*2167191dSAndroid Build Coastguard Worker return unionNull(x.get()); 25*2167191dSAndroid Build Coastguard Worker } 26*2167191dSAndroid Build Coastguard Worker x1(ImplicitlyObjectBounded<? extends @NullnessUnspecified Lib> x)27*2167191dSAndroid Build Coastguard Worker Lib x1(ImplicitlyObjectBounded<? extends @NullnessUnspecified Lib> x) { 28*2167191dSAndroid Build Coastguard Worker // jspecify_nullness_mismatch 29*2167191dSAndroid Build Coastguard Worker return unionNull(x.get()); 30*2167191dSAndroid Build Coastguard Worker } 31*2167191dSAndroid Build Coastguard Worker x2(ImplicitlyObjectBounded<? extends @Nullable Lib> x)32*2167191dSAndroid Build Coastguard Worker Lib x2(ImplicitlyObjectBounded<? extends @Nullable Lib> x) { 33*2167191dSAndroid Build Coastguard Worker // jspecify_nullness_mismatch 34*2167191dSAndroid Build Coastguard Worker return unionNull(x.get()); 35*2167191dSAndroid Build Coastguard Worker } 36*2167191dSAndroid Build Coastguard Worker x3(ExplicitlyObjectBounded<? extends Lib> x)37*2167191dSAndroid Build Coastguard Worker Lib x3(ExplicitlyObjectBounded<? extends Lib> x) { 38*2167191dSAndroid Build Coastguard Worker // jspecify_nullness_mismatch 39*2167191dSAndroid Build Coastguard Worker return unionNull(x.get()); 40*2167191dSAndroid Build Coastguard Worker } 41*2167191dSAndroid Build Coastguard Worker x4(ExplicitlyObjectBounded<? extends @NullnessUnspecified Lib> x)42*2167191dSAndroid Build Coastguard Worker Lib x4(ExplicitlyObjectBounded<? extends @NullnessUnspecified Lib> x) { 43*2167191dSAndroid Build Coastguard Worker // jspecify_nullness_mismatch 44*2167191dSAndroid Build Coastguard Worker return unionNull(x.get()); 45*2167191dSAndroid Build Coastguard Worker } 46*2167191dSAndroid Build Coastguard Worker x5(ExplicitlyObjectBounded<? extends @Nullable Lib> x)47*2167191dSAndroid Build Coastguard Worker Lib x5(ExplicitlyObjectBounded<? extends @Nullable Lib> x) { 48*2167191dSAndroid Build Coastguard Worker // jspecify_nullness_mismatch 49*2167191dSAndroid Build Coastguard Worker return unionNull(x.get()); 50*2167191dSAndroid Build Coastguard Worker } 51*2167191dSAndroid Build Coastguard Worker x6(UnspecBounded<? extends Lib> x)52*2167191dSAndroid Build Coastguard Worker Lib x6(UnspecBounded<? extends Lib> x) { 53*2167191dSAndroid Build Coastguard Worker // jspecify_nullness_mismatch 54*2167191dSAndroid Build Coastguard Worker return unionNull(x.get()); 55*2167191dSAndroid Build Coastguard Worker } 56*2167191dSAndroid Build Coastguard Worker x7(UnspecBounded<? extends @NullnessUnspecified Lib> x)57*2167191dSAndroid Build Coastguard Worker Lib x7(UnspecBounded<? extends @NullnessUnspecified Lib> x) { 58*2167191dSAndroid Build Coastguard Worker // jspecify_nullness_mismatch 59*2167191dSAndroid Build Coastguard Worker return unionNull(x.get()); 60*2167191dSAndroid Build Coastguard Worker } 61*2167191dSAndroid Build Coastguard Worker x8(UnspecBounded<? extends @Nullable Lib> x)62*2167191dSAndroid Build Coastguard Worker Lib x8(UnspecBounded<? extends @Nullable Lib> x) { 63*2167191dSAndroid Build Coastguard Worker // jspecify_nullness_mismatch 64*2167191dSAndroid Build Coastguard Worker return unionNull(x.get()); 65*2167191dSAndroid Build Coastguard Worker } 66*2167191dSAndroid Build Coastguard Worker x9(NullableBounded<? extends Lib> x)67*2167191dSAndroid Build Coastguard Worker Lib x9(NullableBounded<? extends Lib> x) { 68*2167191dSAndroid Build Coastguard Worker // jspecify_nullness_mismatch 69*2167191dSAndroid Build Coastguard Worker return unionNull(x.get()); 70*2167191dSAndroid Build Coastguard Worker } 71*2167191dSAndroid Build Coastguard Worker x10(NullableBounded<? extends @NullnessUnspecified Lib> x)72*2167191dSAndroid Build Coastguard Worker Lib x10(NullableBounded<? extends @NullnessUnspecified Lib> x) { 73*2167191dSAndroid Build Coastguard Worker // jspecify_nullness_mismatch 74*2167191dSAndroid Build Coastguard Worker return unionNull(x.get()); 75*2167191dSAndroid Build Coastguard Worker } 76*2167191dSAndroid Build Coastguard Worker x11(NullableBounded<? extends @Nullable Lib> x)77*2167191dSAndroid Build Coastguard Worker Lib x11(NullableBounded<? extends @Nullable Lib> x) { 78*2167191dSAndroid Build Coastguard Worker // jspecify_nullness_mismatch 79*2167191dSAndroid Build Coastguard Worker return unionNull(x.get()); 80*2167191dSAndroid Build Coastguard Worker } 81*2167191dSAndroid Build Coastguard Worker 82*2167191dSAndroid Build Coastguard Worker interface ImplicitlyObjectBounded<T> { get()83*2167191dSAndroid Build Coastguard Worker T get(); 84*2167191dSAndroid Build Coastguard Worker } 85*2167191dSAndroid Build Coastguard Worker 86*2167191dSAndroid Build Coastguard Worker interface ExplicitlyObjectBounded<T extends Object> { get()87*2167191dSAndroid Build Coastguard Worker T get(); 88*2167191dSAndroid Build Coastguard Worker } 89*2167191dSAndroid Build Coastguard Worker 90*2167191dSAndroid Build Coastguard Worker interface UnspecBounded<T extends @NullnessUnspecified Object> { get()91*2167191dSAndroid Build Coastguard Worker T get(); 92*2167191dSAndroid Build Coastguard Worker } 93*2167191dSAndroid Build Coastguard Worker 94*2167191dSAndroid Build Coastguard Worker interface NullableBounded<T extends @Nullable Object> { get()95*2167191dSAndroid Build Coastguard Worker T get(); 96*2167191dSAndroid Build Coastguard Worker } 97*2167191dSAndroid Build Coastguard Worker 98*2167191dSAndroid Build Coastguard Worker interface Lib {} 99*2167191dSAndroid Build Coastguard Worker unionNull(T input)100*2167191dSAndroid Build Coastguard Worker abstract <T extends @Nullable Object> @Nullable T unionNull(T input); 101*2167191dSAndroid Build Coastguard Worker } 102