tdlight/td/generate/tl_writer_jni_h.cpp

174 lines
6.6 KiB
C++

//
// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2023
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
#include "tl_writer_jni_h.h"
#include <cassert>
namespace td {
bool TD_TL_writer_jni_h::is_built_in_simple_type(const std::string &name) const {
return name == "Bool" || name == "Int32" || name == "Int53" || name == "Int64" || name == "Double" ||
name == "String" || name == "Bytes";
}
bool TD_TL_writer_jni_h::is_built_in_complex_type(const std::string &name) const {
return name == "Vector";
}
int TD_TL_writer_jni_h::get_additional_function_type(const std::string &additional_function_name) const {
if (additional_function_name == "init_jni_vars") {
return 1;
}
return TD_TL_writer_h::get_additional_function_type(additional_function_name);
}
int TD_TL_writer_jni_h::get_parser_type(const tl::tl_combinator *t, const std::string &parser_name) const {
return 1;
}
std::vector<std::string> TD_TL_writer_jni_h::get_parsers() const {
std::vector<std::string> parsers;
parsers.push_back("JNIEnv *env, jobject");
return parsers;
}
std::vector<std::string> TD_TL_writer_jni_h::get_storers() const {
std::vector<std::string> storers;
storers.push_back("JNIEnv *env, jobject");
storers.push_back("TlStorerToString");
return storers;
}
std::vector<std::string> TD_TL_writer_jni_h::get_additional_functions() const {
std::vector<std::string> additional_functions = TD_TL_writer_h::get_additional_functions();
additional_functions.push_back("init_jni_vars");
return additional_functions;
}
std::string TD_TL_writer_jni_h::gen_base_type_class_name(int arity) const {
assert(arity == 0);
return "Object";
}
std::string TD_TL_writer_jni_h::gen_base_tl_class_name() const {
return "Object";
}
std::string TD_TL_writer_jni_h::gen_output_begin(const std::string &additional_imports) const {
std::string ext_include_str;
for (auto &it : ext_include) {
ext_include_str += "#include " + it + "\n";
}
return "#pragma once\n\n"
"#include \"td/tl/TlObject.h\"\n\n"
"#include <cstdint>\n"
"#include <utility>\n"
"#include <vector>\n\n"
"#include <jni.h>\n\n" +
ext_include_str + "\n" + additional_imports +
"namespace td {\n" + forward_declaration("TlStorerToString") +
"\n"
"namespace " +
tl_name + " {\n\n";
}
std::string TD_TL_writer_jni_h::gen_output_begin_once() const {
std::string result = TD_TL_writer_h::gen_output_begin_once();
std::string old_base_object = "using BaseObject = ::td::TlObject";
std::size_t pos = result.find(old_base_object);
assert(pos != std::string::npos);
result.replace(pos, old_base_object.size(),
"class " + gen_base_tl_class_name() +
";\n"
"using BaseObject = " +
gen_base_tl_class_name());
return result + "void set_package_name(const char *new_package_name);\n\n";
}
std::string TD_TL_writer_jni_h::gen_class_begin(const std::string &class_name, const std::string &base_class_name,
bool is_proxy, const tl::tl_tree *result) const {
if (class_name == gen_base_tl_class_name()) {
return "class " + class_name +
" {\n"
" public:\n"
" virtual ~" +
class_name +
"() {\n"
" }\n\n"
" virtual void store(JNIEnv *env, jobject &s) const {\n"
" }\n\n"
" virtual void store(TlStorerToString &s, const char *field_name) const = 0;\n\n"
" static jclass Class;\n";
}
return "class " + class_name + (!is_proxy ? " final " : "") + ": public " + base_class_name +
" {\n"
" public:\n"
" static jclass Class;\n";
}
std::string TD_TL_writer_jni_h::gen_field_definition(const std::string &class_name, const std::string &type_name,
const std::string &field_name) const {
return TD_TL_writer_h::gen_field_definition(class_name, type_name, field_name) + " static jfieldID " + field_name +
"fieldID;\n";
}
std::string TD_TL_writer_jni_h::gen_additional_function(const std::string &function_name, const tl::tl_combinator *t,
bool is_function) const {
if (function_name == "init_jni_vars") {
return "\n"
" static void " +
function_name + "(JNIEnv *env);\n";
}
return TD_TL_writer_h::gen_additional_function(function_name, t, is_function);
}
std::string TD_TL_writer_jni_h::gen_additional_proxy_function_begin(const std::string &function_name,
const tl::tl_type *type,
const std::string &class_name, int arity,
bool is_function) const {
if (function_name == "init_jni_vars") {
return "\n"
" static void " +
function_name + "(JNIEnv *env);\n";
}
return TD_TL_writer_h::gen_additional_proxy_function_begin(function_name, type, class_name, arity, is_function);
}
std::string TD_TL_writer_jni_h::gen_additional_proxy_function_case(const std::string &function_name,
const tl::tl_type *type,
const std::string &class_name, int arity) const {
if (function_name == "init_jni_vars") {
return "";
}
return TD_TL_writer_h::gen_additional_proxy_function_case(function_name, type, class_name, arity);
}
std::string TD_TL_writer_jni_h::gen_additional_proxy_function_case(const std::string &function_name,
const tl::tl_type *type, const tl::tl_combinator *t,
int arity, bool is_function) const {
if (function_name == "init_jni_vars") {
return "";
}
return TD_TL_writer_h::gen_additional_proxy_function_case(function_name, type, t, arity, is_function);
}
std::string TD_TL_writer_jni_h::gen_additional_proxy_function_end(const std::string &function_name,
const tl::tl_type *type, bool is_function) const {
if (function_name == "init_jni_vars") {
return "";
}
return TD_TL_writer_h::gen_additional_proxy_function_end(function_name, type, is_function);
}
} // namespace td