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Moves implementation of JniReference to cpp
Signed-off-by: Yauheni Khnykin <[email protected]>
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115
gluecodium/src/main/resources/templates/jni/utils/JniReferenceImplementation.mustache
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,115 @@ | ||
| {{!! | ||
| ! | ||
| ! Copyright (C) 2016-2024 HERE Europe B.V. | ||
| ! | ||
| ! 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. | ||
| ! | ||
| ! SPDX-License-Identifier: Apache-2.0 | ||
| ! License-Filename: LICENSE | ||
| ! | ||
| !}} | ||
| {{>java/CopyrightHeader}} | ||
|
|
||
| #include "JniReference.h" | ||
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|
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| #include "JniBase.h" | ||
|
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| {{#internalNamespace}} | ||
| namespace {{.}} | ||
| { | ||
| {{/internalNamespace}} | ||
| namespace jni | ||
| { | ||
| JniReferenceDeleter::JniReferenceDeleter() noexcept = default; | ||
| JniReferenceDeleter JniReferenceDeleter::create_local(JNIEnv* jni_env) noexcept | ||
| { | ||
| return JniReferenceDeleter(jni_env, DeleteReferenceMethod::LOCAL); | ||
| } | ||
|
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| JniReferenceDeleter JniReferenceDeleter::create_global() noexcept | ||
| { | ||
| return JniReferenceDeleter(nullptr, DeleteReferenceMethod::GLOBAL); | ||
| } | ||
|
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| JniReferenceDeleter JniReferenceDeleter::create_non_releasing() noexcept | ||
| { | ||
| return JniReferenceDeleter(nullptr, DeleteReferenceMethod::NON_RELEASING); | ||
| } | ||
|
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| JniReferenceDeleter::JniReferenceDeleter(JNIEnv* jni_env, DeleteReferenceMethod delete_reference_method) noexcept | ||
| : m_jni_env(jni_env) | ||
| , m_delete_reference_method(delete_reference_method) | ||
| { | ||
| } | ||
|
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| void JniReferenceDeleter::operator () (jobject obj) const noexcept | ||
| { | ||
| if (obj) | ||
| { | ||
| switch (m_delete_reference_method) | ||
| { | ||
| case DeleteReferenceMethod::LOCAL: | ||
| m_jni_env->DeleteLocalRef( obj ); | ||
| break; | ||
| case DeleteReferenceMethod::GLOBAL: | ||
| if (JNIEnv* jni_env = {{>common/InternalNamespace}}jni::getJniEnvironmentForCurrentThread( )) | ||
| { | ||
| jni_env->DeleteGlobalRef( obj ); | ||
| } | ||
| break; | ||
| case DeleteReferenceMethod::NON_RELEASING: | ||
| // noop | ||
| break; | ||
| } | ||
| } | ||
| } | ||
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| JniReference<jclass> find_class(JNIEnv* jni_env, const char* name) noexcept | ||
| { | ||
| return make_local_ref(jni_env, jni_env->FindClass(name)); | ||
| } | ||
|
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| JniReference<jobject> | ||
| create_object( JNIEnv* env, const JniReference<jclass>& javaClass ) noexcept | ||
| { | ||
| const char* name = "<init>"; | ||
| const char* signature = "()V"; | ||
| auto theConstructor = env->GetMethodID( javaClass.get(), name, signature ); | ||
| return new_object(env, javaClass, theConstructor); | ||
| } | ||
|
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| JniReference<jobject> | ||
| create_instance_object( JNIEnv* env, const JniReference<jclass>& javaClass, jlong instancePointer ) noexcept | ||
| { | ||
| const char* name = "<init>"; | ||
| const char* signature = "(JLjava/lang/Object;)V"; | ||
| auto theConstructor = env->GetMethodID( javaClass.get(), name, signature ); | ||
| // On Mac platform `jlong` and `jobject` are `long long`, but `NULL` is `long`, so need to cast here. | ||
| return new_object(env, javaClass, theConstructor, instancePointer, static_cast<jobject>(NULL)); | ||
| } | ||
|
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| JniReference<jobject> | ||
| alloc_object( JNIEnv* env, const JniReference<jclass>& javaClass ) noexcept | ||
| { | ||
| return make_local_ref( env, env->AllocObject( javaClass.get( ) ) ); | ||
| } | ||
|
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| } // namespace jni | ||
| {{#internalNamespace}} | ||
| } // namespace {{.}} | ||
| {{/internalNamespace}} |