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      1 /*
      2  * Copyright (C) 2011 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 #ifndef ART_RUNTIME_JNI_ENV_EXT_INL_H_
     18 #define ART_RUNTIME_JNI_ENV_EXT_INL_H_
     19 
     20 #include "jni_env_ext.h"
     21 
     22 #include "mirror/object.h"
     23 
     24 namespace art {
     25 
     26 template<typename T>
     27 inline T JNIEnvExt::AddLocalReference(ObjPtr<mirror::Object> obj) {
     28   std::string error_msg;
     29   IndirectRef ref = locals_.Add(local_ref_cookie_, obj, &error_msg);
     30   if (UNLIKELY(ref == nullptr)) {
     31     // This is really unexpected if we allow resizing local IRTs...
     32     LOG(FATAL) << error_msg;
     33     UNREACHABLE();
     34   }
     35 
     36   // TODO: fix this to understand PushLocalFrame, so we can turn it on.
     37   if (false) {
     38     if (check_jni_) {
     39       size_t entry_count = locals_.Capacity();
     40       if (entry_count > 16) {
     41         locals_.Dump(LOG_STREAM(WARNING) << "Warning: more than 16 JNI local references: "
     42                                         << entry_count << " (most recent was a "
     43                                         << mirror::Object::PrettyTypeOf(obj) << ")\n");
     44       // TODO: LOG(FATAL) in a later release?
     45       }
     46     }
     47   }
     48 
     49   return reinterpret_cast<T>(ref);
     50 }
     51 
     52 }  // namespace art
     53 
     54 #endif  // ART_RUNTIME_JNI_ENV_EXT_INL_H_
     55