55 lines
1.5 KiB
C++
55 lines
1.5 KiB
C++
#include "jni.hpp"
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#include <mbgl/util/logging.hpp>
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namespace mbgl {
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namespace android {
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JavaVM* theJVM;
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// TODO: remove
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bool attach_jni_thread(JavaVM* vm, JNIEnv** env, std::string threadName) {
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assert(vm != nullptr);
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assert(env != nullptr);
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JavaVMAttachArgs args = {JNI_VERSION_1_2, threadName.c_str(), NULL};
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jint ret;
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*env = nullptr;
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bool detach = false;
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ret = vm->GetEnv(reinterpret_cast<void**>(env), JNI_VERSION_1_6);
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if (ret != JNI_OK) {
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if (ret != JNI_EDETACHED) {
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mbgl::Log::Error(mbgl::Event::JNI, "GetEnv() failed with " + std::to_string(ret));
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throw std::runtime_error("GetEnv() failed");
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} else {
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ret = vm->AttachCurrentThread(env, &args);
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if (ret != JNI_OK) {
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mbgl::Log::Error(mbgl::Event::JNI, "AttachCurrentThread() failed with " + std::to_string(ret));
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throw std::runtime_error("AttachCurrentThread() failed");
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}
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detach = true;
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}
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}
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return detach;
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}
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// TODO: remove
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void detach_jni_thread(JavaVM* vm, JNIEnv** env, bool detach) {
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if (detach) {
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assert(vm != nullptr);
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assert(env != nullptr);
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jint ret;
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if ((ret = vm->DetachCurrentThread()) != JNI_OK) {
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mbgl::Log::Error(mbgl::Event::JNI, "DetachCurrentThread() failed with " + std::to_string(ret));
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throw std::runtime_error("DetachCurrentThread() failed");
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}
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}
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*env = nullptr;
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}
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} // namespace android
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} // namespace mbgl
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