aosp12/art/test/1975-hello-structural-trans.../structural_transform.cc

78 lines
2.6 KiB
C++

/*
* Copyright (C) 2019 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.
*/
#include <cstdio>
#include <memory>
#include <mutex>
#include <string>
#include <vector>
#include "android-base/logging.h"
#include "android-base/macros.h"
#include "android-base/stringprintf.h"
#include "jni.h"
#include "jvmti.h"
#include "scoped_local_ref.h"
#include "scoped_utf_chars.h"
// Test infrastructure
#include "jni_helper.h"
#include "jvmti_helper.h"
#include "test_env.h"
#include "ti_macros.h"
namespace art {
namespace Test1975StructuralTransform {
extern "C" JNIEXPORT void JNICALL Java_art_Test1975_readNativeFields(JNIEnv* env,
jclass k,
jclass f_class,
jlongArray f) {
jint len = env->GetArrayLength(f);
for (jint i = 0; i < len; i++) {
jlong fid_val;
env->GetLongArrayRegion(f, i, 1, &fid_val);
jfieldID fid = reinterpret_cast<jfieldID>(static_cast<intptr_t>(fid_val));
// For this test everything is objects and static.
jobject val = env->GetStaticObjectField(f_class, fid);
env->CallStaticVoidMethod(
k,
env->GetStaticMethodID(
k, "printNativeField", "(JLjava/lang/reflect/Field;Ljava/lang/Object;)V"),
fid_val,
env->ToReflectedField(f_class, fid, true),
val);
env->DeleteLocalRef(val);
}
}
extern "C" JNIEXPORT jlongArray JNICALL Java_art_Test1975_getNativeFields(JNIEnv* env,
jclass,
jobjectArray f) {
jint len = env->GetArrayLength(f);
jlongArray arr = env->NewLongArray(len);
for (jint i = 0; i < len; i++) {
jfieldID fid = env->FromReflectedField(env->GetObjectArrayElement(f, i));
jlong lfid = static_cast<jlong>(reinterpret_cast<intptr_t>(fid));
env->SetLongArrayRegion(arr, i, 1, &lfid);
}
return arr;
}
} // namespace Test1975StructuralTransform
} // namespace art