/* * 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. */ #include <stdio.h> #include "android-base/macros.h" #include "jni.h" #include "jvmti.h" #include "scoped_local_ref.h" // Test infrastructure #include "jni_helper.h" #include "jvmti_helper.h" #include "test_env.h" namespace art { namespace Test991FieldTrace { extern "C" JNIEXPORT void JNICALL Java_art_Test991_doNativeReadWrite( JNIEnv* env, jclass klass, jobject testclass) { CHECK(testclass != nullptr); ScopedLocalRef<jclass> testclass_klass(env, env->GetObjectClass(testclass)); jmethodID notifyMethod = env->GetStaticMethodID(klass, "doPrintNativeNotification", "(I)V"); if (env->ExceptionCheck()) { return; } jfieldID xyz_field = env->GetFieldID(testclass_klass.get(), "xyz", "I"); if (env->ExceptionCheck()) { return; } jint val = env->GetIntField(testclass, xyz_field); if (env->ExceptionCheck()) { return; } env->CallStaticVoidMethod(klass, notifyMethod, val); if (env->ExceptionCheck()) { return; } val += 1; env->SetIntField(testclass, xyz_field, val); } } // namespace Test991FieldTrace } // namespace art