Java-binding: move toString implementation to native code.
GitOrigin-RevId: 7f9adc42ed33e3218aefedb45ec8e858bd60be8b
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@ -561,7 +561,7 @@ endif()
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if (NOT CMAKE_CROSSCOMPILING)
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add_dependencies(tdcore tl_generate_common)
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if (TD_ENABLE_JNI)
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add_dependencies(tdcore generate_java)
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add_dependencies(tdcore td_generate_java_api)
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endif()
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endif()
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@ -141,7 +141,7 @@ EOT
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EOT
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);
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$this->addDocumentation(' public String toString() {', <<<EOT
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$this->addDocumentation(' public native String toString();', <<<EOT
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/**
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* @return string representation of the object.
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*/
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@ -53,7 +53,7 @@ int TD_TL_writer_java::get_parser_type(const tl::tl_combinator *t, const std::st
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}
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int TD_TL_writer_java::get_storer_type(const tl::tl_combinator *t, const std::string &storer_name) const {
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return storer_name == "StringBuilder";
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return 0;
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}
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std::vector<std::string> TD_TL_writer_java::get_parsers() const {
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@ -63,9 +63,7 @@ std::vector<std::string> TD_TL_writer_java::get_parsers() const {
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}
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std::vector<std::string> TD_TL_writer_java::get_storers() const {
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std::vector<std::string> storers;
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storers.push_back("StringBuilder");
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return storers;
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return std::vector<std::string>();
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}
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std::string TD_TL_writer_java::gen_base_tl_class_name() const {
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@ -195,11 +193,8 @@ std::string TD_TL_writer_java::gen_int_const(const tl::tl_tree *tree_c,
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std::string TD_TL_writer_java::gen_output_begin() const {
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return "package " + package_name +
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";\n\n"
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"import java.util.Arrays;\n\n"
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"public class " +
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tl_name +
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" {\n"
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" private static final char[] HEX_CHARACTERS = \"0123456789ABCDEF\".toCharArray();\n\n";
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tl_name + " {\n";
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}
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std::string TD_TL_writer_java::gen_output_end() const {
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@ -212,8 +207,16 @@ std::string TD_TL_writer_java::gen_forward_class_declaration(const std::string &
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std::string TD_TL_writer_java::gen_class_begin(const std::string &class_name, const std::string &base_class_name,
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bool is_proxy) const {
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return " public " + std::string(is_proxy ? "abstract " : "") + "static class " + class_name +
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(class_name == gen_base_tl_class_name() ? std::string() : " extends " + base_class_name) + " {\n";
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std::string full_class_name = "static class " + class_name;
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if (class_name != gen_base_tl_class_name()) {
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full_class_name += " extends " + base_class_name;
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}
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std::string result = " public " + std::string(is_proxy ? "abstract " : "") + full_class_name + " {\n";
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if (class_name == gen_base_tl_class_name() || class_name == gen_base_function_class_name()) {
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result += " public native String toString();\n";
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}
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return result;
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}
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std::string TD_TL_writer_java::gen_class_end() const {
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@ -305,22 +308,7 @@ std::string TD_TL_writer_java::gen_field_fetch(int field_num, const tl::arg &a,
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std::string TD_TL_writer_java::gen_field_store(const tl::arg &a, std::vector<tl::var_description> &vars, bool flat,
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int storer_type) const {
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assert(a.exist_var_num == -1);
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assert(a.type->get_type() != tl::NODE_TYPE_VAR_TYPE);
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assert(!(a.flags & tl::FLAG_EXCL));
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assert(!(a.flags & tl::FLAG_OPT_VAR));
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if (flat) {
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// TODO
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// return gen_field_store(const tl::arg &a, std::vector<tl::var_description> &vars, bool flat, int storer_type);
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}
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assert(a.var_num == -1);
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assert(a.type->get_type() == tl::NODE_TYPE_TYPE);
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const tl::tl_tree_type *tree_type = static_cast<tl::tl_tree_type *>(a.type);
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return storer_type == 1 ? " " + gen_type_store(gen_field_name(a.name), tree_type, vars, storer_type) + "\n"
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: "";
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return "";
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}
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std::string TD_TL_writer_java::gen_type_fetch(const std::string &field_name, const tl::tl_tree_type *tree_type,
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@ -330,35 +318,6 @@ std::string TD_TL_writer_java::gen_type_fetch(const std::string &field_name, con
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std::string TD_TL_writer_java::gen_type_store(const std::string &field_name, const tl::tl_tree_type *tree_type,
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const std::vector<tl::var_description> &vars, int storer_type) const {
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if (storer_type == 1) {
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const tl::tl_type *t = tree_type->type;
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const std::string &name = t->name;
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std::string res;
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res = "appendLine(s, shift).append(\"" + field_name + " = \")";
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if (name == "Int32" || name == "Int53" || name == "Int64" || name == "Double" || name == "Bool" ||
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name == "String") {
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res += ".append(" + field_name + ");";
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} else if (name == "Bytes") {
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res += ".append(\"bytes { \"); ";
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res += "{ for (byte k : " + field_name + ") { ";
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res += "int b = (int)k & 255; s.append(HEX_CHARACTERS[b >> 4]).append(HEX_CHARACTERS[b & 15]).append(' '); ";
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res += "} } s.append('}');";
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} else if (name == "Vector") {
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const tl::tl_tree_type *child = static_cast<const tl::tl_tree_type *>(tree_type->children[0]);
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std::string vector_type = child->type->name;
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res +=
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".append(Arrays." + std::string(vector_type == "Vector" ? "deepTo" : "to") + "String(" + field_name + "));";
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} else {
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res += "; if (" + field_name + " != null) { " + field_name +
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".toStringBuilder(shift, s); } else { s.append(\"null\"); }";
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assert(tree_type->children.empty());
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}
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return res;
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}
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return "";
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}
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@ -421,62 +380,13 @@ std::string TD_TL_writer_java::gen_fetch_function_result_any_end(bool is_proxy)
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std::string TD_TL_writer_java::gen_store_function_begin(const std::string &storer_name, const std::string &class_name,
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int arity, std::vector<tl::var_description> &vars,
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int storer_type) const {
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for (std::size_t i = 0; i < vars.size(); i++) {
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vars[i].is_stored = false;
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}
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assert(arity == 0);
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if (storer_type == 1) {
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return "\n"
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" @Override\n"
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" protected void toStringBuilder(int shift, " +
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storer_name +
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" s) {\n"
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" s.append(\"" +
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class_name +
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"\").append(\" {\");\n"
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" shift += 2;\n";
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}
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if (storer_type == -1) {
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return class_name == gen_base_tl_class_name() ? "\n"
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" public String toString() {\n"
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" StringBuilder s = new StringBuilder();\n"
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" toStringBuilder(0, s);\n"
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" return s.toString();\n"
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" }\n"
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"\n"
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" protected " +
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storer_name + " appendLine(" + storer_name +
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" s, int shift) {\n"
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" s.append(System.lineSeparator());\n"
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" for (int i = 0; i < shift; i++) {\n"
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" s.append(' ');\n"
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" }\n"
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" return s;\n"
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" }\n"
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"\n"
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" protected abstract void toStringBuilder(int shift, " +
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storer_name + " s);\n"
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: "";
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}
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assert(false);
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return "";
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}
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std::string TD_TL_writer_java::gen_store_function_end(const std::vector<tl::var_description> &vars,
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int storer_type) const {
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for (std::size_t i = 0; i < vars.size(); i++) {
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assert(vars[i].is_stored);
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}
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if (storer_type == 1) {
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return " shift -= 2;\n"
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" appendLine(s, shift).append(\"}\");\n"
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" }\n";
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}
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assert(false);
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return "";
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}
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@ -55,7 +55,9 @@ int TD_TL_writer::get_storer_type(const tl::tl_combinator *t, const std::string
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tl::TL_writer::Mode TD_TL_writer::get_parser_mode(int type) const {
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if (tl_name == "td_api") {
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#ifndef TD_ENABLE_JNI // we need to parse all types in order to implement toString
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return Server;
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#endif
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}
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if (tl_name == "telegram_api") {
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return Client;
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