1/*
2 * Copyright (C) 2017 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 "jni.h"
18
19#include "nativehelper/ScopedUtfChars.h"
20
21namespace art {
22
23extern "C" JNIEXPORT jboolean JNICALL Java_Main_getFieldId(JNIEnv* env,
24                                                           jclass,
25                                                           jclass cls,
26                                                           jstring name,
27                                                           jstring signature) {
28  ScopedUtfChars name_chars(env, name);
29  if (name_chars.c_str() == nullptr) {
30    return false;
31  }
32  ScopedUtfChars signature_chars(env, signature);
33  if (signature_chars.c_str() == nullptr) {
34    return false;
35  }
36  jfieldID field_id = env->GetFieldID(cls, name_chars.c_str(), signature_chars.c_str());
37  if (field_id == nullptr) {
38    return false;
39  }
40  return true;
41}
42
43}  // namespace art
44