1 /*
2  * Copyright (C) 2020 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 package art;
18 
19 import java.lang.invoke.*;
20 import java.lang.ref.*;
21 import java.lang.reflect.*;
22 import java.util.*;
23 
24 public class Test1981_Varhandles implements Test1981.VarHandler {
Test1981_Varhandles()25   public Test1981_Varhandles() {}
26 
doVarHandleTests()27   public boolean doVarHandleTests() {
28     return true;
29   }
30 
findStaticVarHandle(MethodHandles.Lookup l, Class c, String n, Class t)31   public Object findStaticVarHandle(MethodHandles.Lookup l, Class c, String n, Class t)
32       throws Throwable {
33     return l.findStaticVarHandle(c, n, t);
34   }
35 
get(Object vh)36   public Object get(Object vh) throws Throwable {
37     return ((VarHandle) vh).get();
38   }
39 
set(Object vh, Object v)40   public void set(Object vh, Object v) throws Throwable {
41     ((VarHandle) vh).set(v);
42   }
instanceofVarHandle(Object v)43   public boolean instanceofVarHandle(Object v) {
44     return v instanceof VarHandle;
45   }
getVarTypeName(Object v)46   public Object getVarTypeName(Object v) {
47     return ((VarHandle)v).varType().getName();
48   }
49 }
50