Files
florisboard/app/src/main/cpp/utils/jni_utils.cpp
2021-06-25 16:24:54 +02:00

35 lines
1.2 KiB
C++

/*
* Copyright (C) 2021 Patrick Goldinger
*
* 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_utils.h"
#include "log.h"
std::string utils::j2std_string(JNIEnv *env, jobject jStr) {
auto cStr = reinterpret_cast<const char *>(env->GetDirectBufferAddress(jStr));
auto size = env->GetDirectBufferCapacity(jStr);
std::string stdStr(cStr, size);
log_debug("spell j2s", stdStr);
return stdStr;
}
jobject utils::std2j_string(JNIEnv *env, const std::string& stdStr) {
log_debug("spell s2j", stdStr);
size_t byteCount = stdStr.length();
auto cStr = stdStr.c_str();
auto buffer = env->NewDirectByteBuffer((void *) cStr, byteCount);
return buffer;
}