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ton/tl/generate/tl_writer_java.cpp
ton 28735ddc9e bugfixes
2020-02-17 14:18:59 +04:00

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/*
This file is part of TON Blockchain Library.
TON Blockchain Library is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 2 of the License, or
(at your option) any later version.
TON Blockchain Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with TON Blockchain Library. If not, see <http://www.gnu.org/licenses/>.
Copyright 2017-2020 Telegram Systems LLP
*/
#include "tl_writer_java.h"
#include <cassert>
namespace td {
const int TD_TL_writer_java::MAX_ARITY;
const std::string TD_TL_writer_java::base_type_class_names[MAX_ARITY + 1] = {"Object"};
const std::string TD_TL_writer_java::base_tl_class_name = "Object";
const std::string TD_TL_writer_java::base_function_class_name = "Function";
int TD_TL_writer_java::get_max_arity() const {
return MAX_ARITY;
}
bool TD_TL_writer_java::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" || name == "SecureString" || name == "SecureBytes" || name == "Object" ||
name == "Function";
}
bool TD_TL_writer_java::is_built_in_complex_type(const std::string &name) const {
return name == "Vector";
}
bool TD_TL_writer_java::is_type_bare(const tl::tl_type *t) const {
return t->simple_constructors == 1 || (is_built_in_simple_type(t->name) && t->name != "Bool") ||
is_built_in_complex_type(t->name);
}
bool TD_TL_writer_java::is_combinator_supported(const tl::tl_combinator *constructor) const {
if (!TL_writer::is_combinator_supported(constructor)) {
return false;
}
for (std::size_t i = 0; i < constructor->args.size(); i++) {
if (constructor->args[i].type->get_type() == tl::NODE_TYPE_VAR_TYPE) {
return false;
}
}
return true;
}
int TD_TL_writer_java::get_parser_type(const tl::tl_combinator *t, const std::string &parser_name) const {
return 0;
}
int TD_TL_writer_java::get_storer_type(const tl::tl_combinator *t, const std::string &storer_name) const {
return 0;
}
std::vector<std::string> TD_TL_writer_java::get_parsers() const {
std::vector<std::string> parsers;
parsers.push_back("<inlined>");
return parsers;
}
std::vector<std::string> TD_TL_writer_java::get_storers() const {
return std::vector<std::string>();
}
std::string TD_TL_writer_java::gen_base_tl_class_name() const {
return base_tl_class_name;
}
std::string TD_TL_writer_java::gen_base_type_class_name(int arity) const {
assert(arity == 0);
return base_type_class_names[arity];
}
std::string TD_TL_writer_java::gen_base_function_class_name() const {
return base_function_class_name;
}
std::string TD_TL_writer_java::gen_class_name(std::string name) const {
if (name == "Object" || name == "#") {
assert(false);
}
bool next_to_upper = true;
std::string result;
for (std::size_t i = 0; i < name.size(); i++) {
if (!is_alnum(name[i])) {
next_to_upper = true;
continue;
}
if (next_to_upper) {
result += to_upper(name[i]);
next_to_upper = false;
} else {
result += name[i];
}
}
return result;
}
std::string TD_TL_writer_java::gen_field_name(std::string name) const {
assert(name.size() > 0);
assert(is_alnum(name.back()));
bool next_to_upper = false;
std::string result;
for (std::size_t i = 0; i < name.size(); i++) {
if (!is_alnum(name[i])) {
next_to_upper = true;
continue;
}
if (next_to_upper) {
result += to_upper(name[i]);
next_to_upper = false;
} else {
result += name[i];
}
}
return result;
}
std::string TD_TL_writer_java::gen_var_name(const tl::var_description &desc) const {
assert(false);
return std::string();
}
std::string TD_TL_writer_java::gen_parameter_name(int index) const {
assert(false);
return std::string();
}
std::string TD_TL_writer_java::gen_type_name(const tl::tl_tree_type *tree_type) const {
const tl::tl_type *t = tree_type->type;
const std::string &name = t->name;
if (name == "#") {
assert(false);
}
if (name == "Bool") {
return "boolean";
}
if (name == "Int32") {
return "int";
}
if (name == "Int53" || name == "Int64") {
return "long";
}
if (name == "Double") {
return "double";
}
if (name == "String" || name == "SecureString") {
return "String";
}
if (name == "Bytes" || name == "SecureBytes") {
return "byte[]";
}
if (name == "Object") {
return gen_base_type_class_name(0);
}
if (name == "Function") {
return gen_base_function_class_name();
}
if (name == "Vector") {
assert(t->arity == 1);
assert(tree_type->children.size() == 1);
assert(tree_type->children[0]->get_type() == tl::NODE_TYPE_TYPE);
const tl::tl_tree_type *child = static_cast<const tl::tl_tree_type *>(tree_type->children[0]);
return gen_type_name(child) + "[]";
}
assert(!is_built_in_simple_type(name) && !is_built_in_complex_type(name));
for (std::size_t i = 0; i < tree_type->children.size(); i++) {
assert(tree_type->children[i]->get_type() == tl::NODE_TYPE_NAT_CONST);
}
return gen_main_class_name(t);
}
std::string TD_TL_writer_java::gen_array_type_name(const tl::tl_tree_array *arr, const std::string &field_name) const {
assert(false);
return std::string();
}
std::string TD_TL_writer_java::gen_var_type_name() const {
return gen_base_function_class_name();
}
std::string TD_TL_writer_java::gen_int_const(const tl::tl_tree *tree_c,
const std::vector<tl::var_description> &vars) const {
assert(false);
return std::string();
}
std::string TD_TL_writer_java::gen_output_begin() const {
return "package " + package_name +
";\n\n"
"public class " +
tl_name + " {\n";
}
std::string TD_TL_writer_java::gen_output_end() const {
return "}\n";
}
std::string TD_TL_writer_java::gen_forward_class_declaration(const std::string &class_name, bool is_proxy) const {
return "";
}
std::string TD_TL_writer_java::gen_class_begin(const std::string &class_name, const std::string &base_class_name,
bool is_proxy) const {
std::string full_class_name = "static class " + class_name;
if (class_name != gen_base_tl_class_name()) {
full_class_name += " extends " + base_class_name;
}
std::string result = " public " + std::string(is_proxy ? "abstract " : "") + full_class_name + " {\n";
if (class_name == gen_base_tl_class_name() || class_name == gen_base_function_class_name()) {
result += " public native String toString();\n";
}
return result;
}
std::string TD_TL_writer_java::gen_class_end() const {
return " }\n\n";
}
std::string TD_TL_writer_java::gen_class_alias(const std::string &class_name, const std::string &alias_name) const {
return "";
}
std::string TD_TL_writer_java::gen_field_definition(const std::string &class_name, const std::string &type_name,
const std::string &field_name) const {
return " public " + type_name + " " + field_name + ";\n";
}
std::string TD_TL_writer_java::gen_vars(const tl::tl_combinator *t, const tl::tl_tree_type *result_type,
std::vector<tl::var_description> &vars) const {
for (std::size_t i = 0; i < vars.size(); i++) {
vars[i].index = static_cast<int>(i);
vars[i].is_stored = false;
vars[i].is_type = false;
vars[i].parameter_num = -1;
vars[i].function_arg_num = -1;
}
if (result_type != nullptr) {
assert(result_type->children.empty());
}
for (std::size_t i = 0; i < t->args.size(); i++) {
assert(t->args[i].type->get_type() != tl::NODE_TYPE_VAR_TYPE);
}
for (std::size_t i = 0; i < vars.size(); i++) {
assert(vars[i].is_type);
}
return "";
}
std::string TD_TL_writer_java::gen_function_vars(const tl::tl_combinator *t,
std::vector<tl::var_description> &vars) const {
for (std::size_t i = 0; i < vars.size(); i++) {
vars[i].index = static_cast<int>(i);
vars[i].is_stored = false;
vars[i].is_type = false;
vars[i].parameter_num = -1;
vars[i].function_arg_num = -1;
}
for (std::size_t i = 0; i < t->args.size(); i++) {
assert(t->args[i].type->get_type() != tl::NODE_TYPE_VAR_TYPE);
}
for (std::size_t i = 0; i < vars.size(); i++) {
assert(vars[i].is_type);
}
return "";
}
std::string TD_TL_writer_java::gen_uni(const tl::tl_tree_type *result_type, std::vector<tl::var_description> &vars,
bool check_negative) const {
assert(result_type->children.empty());
return "";
}
std::string TD_TL_writer_java::gen_constructor_id_store(std::int32_t id, int storer_type) const {
return "";
}
std::string TD_TL_writer_java::gen_field_fetch(int field_num, const tl::arg &a, std::vector<tl::var_description> &vars,
bool flat, int parser_type) const {
assert(parser_type >= 0);
assert(a.exist_var_num == -1);
assert(a.type->get_type() != tl::NODE_TYPE_VAR_TYPE);
assert(!(a.flags & tl::FLAG_EXCL));
assert(!(a.flags & tl::FLAG_OPT_VAR));
if (flat) {
// TODO
// return gen_field_fetch(const tl::arg &a, std::vector<tl::var_description> &vars, int num, bool flat);
}
assert(a.var_num == -1);
assert(a.type->get_type() == tl::NODE_TYPE_TYPE);
return "";
}
std::string TD_TL_writer_java::gen_field_store(const tl::arg &a, std::vector<tl::var_description> &vars, bool flat,
int storer_type) const {
return "";
}
std::string TD_TL_writer_java::gen_type_fetch(const std::string &field_name, const tl::tl_tree_type *tree_type,
const std::vector<tl::var_description> &vars, int parser_type) const {
return "";
}
std::string TD_TL_writer_java::gen_type_store(const std::string &field_name, const tl::tl_tree_type *tree_type,
const std::vector<tl::var_description> &vars, int storer_type) const {
return "";
}
std::string TD_TL_writer_java::gen_var_type_fetch(const tl::arg &a) const {
assert(false);
return "";
}
std::string TD_TL_writer_java::gen_get_id(const std::string &class_name, std::int32_t id, bool is_proxy) const {
if (is_proxy) {
return class_name == gen_base_tl_class_name() ? "\n public abstract int getConstructor();\n" : "";
}
return "\n"
" public static final int CONSTRUCTOR = " +
int_to_string(id) +
";\n\n"
" @Override\n"
" public int getConstructor() {\n"
" return CONSTRUCTOR;\n"
" }\n";
}
std::string TD_TL_writer_java::gen_function_result_type(const tl::tl_tree *result) const {
return "";
}
std::string TD_TL_writer_java::gen_fetch_function_begin(const std::string &parser_name, const std::string &class_name,
const std::string &parent_class_name, int arity,
std::vector<tl::var_description> &vars, int parser_type) const {
return "";
}
std::string TD_TL_writer_java::gen_fetch_function_end(bool has_parent, int field_num,
const std::vector<tl::var_description> &vars,
int parser_type) const {
return "";
}
std::string TD_TL_writer_java::gen_fetch_function_result_begin(const std::string &parser_name,
const std::string &class_name,
const tl::tl_tree *result) const {
return "";
}
std::string TD_TL_writer_java::gen_fetch_function_result_end() const {
return "";
}
std::string TD_TL_writer_java::gen_fetch_function_result_any_begin(const std::string &parser_name,
const std::string &class_name, bool is_proxy) const {
return "";
}
std::string TD_TL_writer_java::gen_fetch_function_result_any_end(bool is_proxy) const {
return "";
}
std::string TD_TL_writer_java::gen_store_function_begin(const std::string &storer_name, const std::string &class_name,
int arity, std::vector<tl::var_description> &vars,
int storer_type) const {
assert(false);
return "";
}
std::string TD_TL_writer_java::gen_store_function_end(const std::vector<tl::var_description> &vars,
int storer_type) const {
assert(false);
return "";
}
std::string TD_TL_writer_java::gen_fetch_switch_begin() const {
return "";
}
std::string TD_TL_writer_java::gen_fetch_switch_case(const tl::tl_combinator *t, int arity) const {
assert(arity == 0);
return "";
}
std::string TD_TL_writer_java::gen_fetch_switch_end() const {
return "";
}
std::string TD_TL_writer_java::gen_constructor_begin(int fields_num, const std::string &class_name,
bool is_default) const {
return "\n"
" public " +
class_name + "(";
}
std::string TD_TL_writer_java::gen_constructor_parameter(int field_num, const std::string &class_name, const tl::arg &a,
bool is_default) const {
if (is_default) {
return "";
}
std::string field_type = gen_field_type(a);
if (field_type.empty()) {
return "";
}
if (field_type[field_type.size() - 1] != ' ') {
field_type += ' ';
}
return (field_num == 0 ? "" : ", ") + field_type + gen_field_name(a.name);
}
std::string TD_TL_writer_java::gen_constructor_field_init(int field_num, const std::string &class_name,
const tl::arg &a, bool is_default) const {
std::string field_type = gen_field_type(a);
if (field_type.empty()) {
return "";
}
if (is_default) {
return (field_num == 0 ? ") {\n" : "");
}
return std::string(field_num == 0 ? ") {\n" : "") + " this." + gen_field_name(a.name) + " = " +
gen_field_name(a.name) + ";\n";
}
std::string TD_TL_writer_java::gen_constructor_end(const tl::tl_combinator *t, int fields_num, bool is_default) const {
if (fields_num == 0) {
return ") {\n"
" }\n";
}
return " }\n";
}
} // namespace td
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