1 /*
2 * Copyright (C) 2019 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 #include <stdio.h>
18
19 #include <vector>
20
21 #include "android-base/logging.h"
22 #include "android-base/macros.h"
23 #include "jni.h"
24 #include "jvmti.h"
25
26 // Test infrastructure
27 #include "jvmti_helper.h"
28 #include "scoped_local_ref.h"
29 #include "test_env.h"
30
31 namespace art {
32 namespace Test2009StructuralLocalRef {
33
Java_art_Test2009_NativeLocalCallStatic(JNIEnv * env,jclass klass ATTRIBUTE_UNUSED,jobject obj,jobject thnk)34 extern "C" JNIEXPORT jstring JNICALL Java_art_Test2009_NativeLocalCallStatic(
35 JNIEnv* env, jclass klass ATTRIBUTE_UNUSED, jobject obj, jobject thnk) {
36 jclass obj_klass = env->GetObjectClass(obj);
37 jmethodID run_meth = env->GetMethodID(env->FindClass("java/lang/Runnable"), "run", "()V");
38 env->CallVoidMethod(thnk, run_meth);
39 jmethodID new_method =
40 env->GetStaticMethodID(obj_klass, "getGreetingStatic", "()Ljava/lang/String;");
41 if (env->ExceptionCheck()) {
42 return nullptr;
43 } else {
44 return reinterpret_cast<jstring>(env->CallStaticObjectMethod(obj_klass, new_method));
45 }
46 }
47
Java_art_Test2009_NativeLocalCallVirtual(JNIEnv * env,jclass klass ATTRIBUTE_UNUSED,jobject obj,jobject thnk)48 extern "C" JNIEXPORT jstring JNICALL Java_art_Test2009_NativeLocalCallVirtual(
49 JNIEnv* env, jclass klass ATTRIBUTE_UNUSED, jobject obj, jobject thnk) {
50 jclass obj_klass = env->GetObjectClass(obj);
51 jmethodID run_meth = env->GetMethodID(env->FindClass("java/lang/Runnable"), "run", "()V");
52 env->CallVoidMethod(thnk, run_meth);
53 jmethodID new_method = env->GetMethodID(obj_klass, "getGreeting", "()Ljava/lang/String;");
54 if (env->ExceptionCheck()) {
55 return nullptr;
56 } else {
57 return reinterpret_cast<jstring>(env->CallObjectMethod(obj, new_method));
58 }
59 }
Java_art_Test2009_NativeLocalGetIField(JNIEnv * env,jclass klass ATTRIBUTE_UNUSED,jobject obj,jobject thnk)60 extern "C" JNIEXPORT jstring JNICALL Java_art_Test2009_NativeLocalGetIField(
61 JNIEnv* env, jclass klass ATTRIBUTE_UNUSED, jobject obj, jobject thnk) {
62 jclass obj_klass = env->GetObjectClass(obj);
63 jmethodID run_meth = env->GetMethodID(env->FindClass("java/lang/Runnable"), "run", "()V");
64 env->CallVoidMethod(thnk, run_meth);
65 jfieldID new_field = env->GetFieldID(obj_klass, "greeting", "Ljava/lang/String;");
66 if (env->ExceptionCheck()) {
67 return nullptr;
68 } else {
69 env->SetObjectField(obj, new_field, env->NewStringUTF("VirtualString"));
70 return reinterpret_cast<jstring>(env->GetObjectField(obj, new_field));
71 }
72 }
Java_art_Test2009_NativeLocalGetSField(JNIEnv * env,jclass klass ATTRIBUTE_UNUSED,jobject obj,jobject thnk)73 extern "C" JNIEXPORT jstring JNICALL Java_art_Test2009_NativeLocalGetSField(
74 JNIEnv* env, jclass klass ATTRIBUTE_UNUSED, jobject obj, jobject thnk) {
75 jclass obj_klass = env->GetObjectClass(obj);
76 jmethodID run_meth = env->GetMethodID(env->FindClass("java/lang/Runnable"), "run", "()V");
77 env->CallVoidMethod(thnk, run_meth);
78 jfieldID new_field = env->GetStaticFieldID(obj_klass, "static_greeting", "Ljava/lang/String;");
79 if (env->ExceptionCheck()) {
80 return nullptr;
81 } else {
82 env->SetStaticObjectField(obj_klass, new_field, env->NewStringUTF("StaticString"));
83 return reinterpret_cast<jstring>(env->GetStaticObjectField(obj_klass, new_field));
84 }
85 }
86
87 } // namespace Test2009StructuralLocalRef
88 } // namespace art
89