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Add JNIMonitor

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This commit is contained in:
LoveSy 2022-03-15 19:01:32 +08:00
parent b0c3e27061
commit 2bd7051841
1 changed files with 13 additions and 1 deletions
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14
lsplant/src/main/jni/include/utils/jni_helper.hpp
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@ -96,12 +96,24 @@ class ScopedLocalRef<T>;
class JNIScopeFrame {
JNIEnv *env_;
DISALLOW_COPY_AND_ASSIGN(JNIScopeFrame);
public:
JNIScopeFrame(JNIEnv *env, jint size) : env_(env) { env_->PushLocalFrame(size); }
~JNIScopeFrame() { env_->PopLocalFrame(nullptr); }
};
class JNIMonitor {
JNIEnv *env_;
jobject obj_;
DISALLOW_COPY_AND_ASSIGN(JNIMonitor);
public:
JNIMonitor(JNIEnv *env, jobject obj) : env_(env), obj_(obj) { env_->MonitorEnter(obj_); }
~JNIMonitor() { env_->MonitorExit(obj_); }
};
template <typename T, typename U>
concept ScopeOrRaw = std::is_convertible_v<T, U> ||
(is_instance_v<std::decay_t<T>, ScopedLocalRef>
@ -902,7 +914,7 @@ public:
explicit ScopedLocalRef(JNIEnv *env) noexcept : ScopedLocalRef(env, T{nullptr}) {}
~ScopedLocalRef() { release(); }
~ScopedLocalRef() { env_->DeleteLocalRef(release()); }
void reset(T ptr = nullptr) {
if (ptr != local_ref_) {