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130 | /**************************************************************************/
/* callable_jni.cpp */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/**************************************************************************/
#include "callable_jni.h"
#include "jni_utils.h"
#include "core/error/error_macros.h"
#include "core/object/object.h"
static Callable _generate_callable(JNIEnv *p_env, jlong p_object_id, jstring p_method_name, jobjectArray p_parameters) {
Object *obj = ObjectDB::get_instance(ObjectID(p_object_id));
ERR_FAIL_NULL_V(obj, Callable());
String str_method = jstring_to_string(p_method_name, p_env);
int count = p_env->GetArrayLength(p_parameters);
Variant *args = (Variant *)alloca(sizeof(Variant) * count);<--- Obsolete function 'alloca' called. [+]The obsolete function 'alloca' is called. In C++11 and later it is recommended to use std::array<> or a dynamically allocated array instead. The function 'alloca' is dangerous for many reasons (http://stackoverflow.com/questions/1018853/why-is-alloca-not-considered-good-practice and http://linux.die.net/man/3/alloca).
const Variant **argptrs = (const Variant **)alloca(sizeof(Variant *) * count);<--- Obsolete function 'alloca' called. [+]The obsolete function 'alloca' is called. In C++11 and later it is recommended to use std::array<> or a dynamically allocated array instead. The function 'alloca' is dangerous for many reasons (http://stackoverflow.com/questions/1018853/why-is-alloca-not-considered-good-practice and http://linux.die.net/man/3/alloca).
for (int i = 0; i < count; i++) {
jobject jobj = p_env->GetObjectArrayElement(p_parameters, i);
ERR_FAIL_NULL_V(jobj, Callable());
memnew_placement(&args[i], Variant(_jobject_to_variant(p_env, jobj)));
argptrs[i] = &args[i];
p_env->DeleteLocalRef(jobj);
}
Callable ret = Callable(obj, str_method).bindp(argptrs, count);
// Manually invoke the destructor to decrease the reference counts for the variant arguments.
for (int i = 0; i < count; i++) {
args[i].~Variant();
}
return ret;
}
extern "C" {
JNIEXPORT jobject JNICALL Java_org_godotengine_godot_variant_Callable_nativeCall(JNIEnv *p_env, jclass p_clazz, jlong p_native_callable, jobjectArray p_parameters) {
const Variant *callable_variant = reinterpret_cast<const Variant *>(p_native_callable);
ERR_FAIL_NULL_V(callable_variant, nullptr);
if (callable_variant->get_type() != Variant::CALLABLE) {
return nullptr;
}
int count = p_env->GetArrayLength(p_parameters);
Variant *args = (Variant *)alloca(sizeof(Variant) * count);<--- Obsolete function 'alloca' called. [+]The obsolete function 'alloca' is called. In C++11 and later it is recommended to use std::array<> or a dynamically allocated array instead. The function 'alloca' is dangerous for many reasons (http://stackoverflow.com/questions/1018853/why-is-alloca-not-considered-good-practice and http://linux.die.net/man/3/alloca).
const Variant **argptrs = (const Variant **)alloca(sizeof(Variant *) * count);<--- Obsolete function 'alloca' called. [+]The obsolete function 'alloca' is called. In C++11 and later it is recommended to use std::array<> or a dynamically allocated array instead. The function 'alloca' is dangerous for many reasons (http://stackoverflow.com/questions/1018853/why-is-alloca-not-considered-good-practice and http://linux.die.net/man/3/alloca).
for (int i = 0; i < count; i++) {
jobject jobj = p_env->GetObjectArrayElement(p_parameters, i);
ERR_FAIL_NULL_V(jobj, nullptr);
memnew_placement(&args[i], Variant(_jobject_to_variant(p_env, jobj)));
argptrs[i] = &args[i];
p_env->DeleteLocalRef(jobj);
}
Callable callable = *callable_variant;
jobject ret = nullptr;
if (callable.is_valid()) {
Callable::CallError err;
Variant result;
callable.callp(argptrs, count, result, err);
jvalret jresult = _variant_to_jvalue(p_env, result.get_type(), &result, true);
ret = jresult.obj;
}
// Manually invoke the destructor to decrease the reference counts for the variant arguments.
for (int i = 0; i < count; i++) {
args[i].~Variant();
}
return ret;
}
JNIEXPORT jobject JNICALL Java_org_godotengine_godot_variant_Callable_nativeCallObject(JNIEnv *p_env, jclass p_clazz, jlong p_object_id, jstring p_method_name, jobjectArray p_parameters) {
Callable callable = _generate_callable(p_env, p_object_id, p_method_name, p_parameters);
if (callable.is_valid()) {
Variant result = callable.call();
jvalret jresult = _variant_to_jvalue(p_env, result.get_type(), &result, true);
return jresult.obj;
} else {
return nullptr;
}
}
JNIEXPORT void JNICALL Java_org_godotengine_godot_variant_Callable_nativeCallObjectDeferred(JNIEnv *p_env, jclass p_clazz, jlong p_object_id, jstring p_method_name, jobjectArray p_parameters) {
Callable callable = _generate_callable(p_env, p_object_id, p_method_name, p_parameters);
if (callable.is_valid()) {
callable.call_deferred();
}
}
JNIEXPORT void JNICALL
Java_org_godotengine_godot_variant_Callable_releaseNativePointer(JNIEnv *p_env, jclass clazz, jlong p_native_pointer) {
Variant *variant = reinterpret_cast<Variant *>(p_native_pointer);
ERR_FAIL_NULL(variant);
memdelete(variant);
}
}
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