/* * 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 "jni.h" #include "nativehelper/ScopedUtfChars.h" namespace art { extern "C" JNIEXPORT jboolean JNICALL Java_Main_getFieldId(JNIEnv* env, jclass, jclass cls, jstring name, jstring signature) { ScopedUtfChars name_chars(env, name); if (name_chars.c_str() == nullptr) { return false; } ScopedUtfChars signature_chars(env, signature); if (signature_chars.c_str() == nullptr) { return false; } jfieldID field_id = env->GetFieldID(cls, name_chars.c_str(), signature_chars.c_str()); if (field_id == nullptr) { return false; } return true; } } // namespace art