http://git-wip-us.apache.org/repos/asf/incubator-hawq/blob/72ea8afd/depends/thirdparty/thrift/compiler/cpp/src/generate/t_haxe_generator.cc ---------------------------------------------------------------------- diff --git a/depends/thirdparty/thrift/compiler/cpp/src/generate/t_haxe_generator.cc b/depends/thirdparty/thrift/compiler/cpp/src/generate/t_haxe_generator.cc deleted file mode 100644 index dfa36c5..0000000 --- a/depends/thirdparty/thrift/compiler/cpp/src/generate/t_haxe_generator.cc +++ /dev/null @@ -1,2966 +0,0 @@ -/* - * Licensed to the Apache Software Foundation (ASF) under one - * or more contributor license agreements. See the NOTICE file - * distributed with this work for additional information - * regarding copyright ownership. The ASF licenses this file - * to you 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. - */ - -#include <sstream> -#include <string> -#include <fstream> -#include <iostream> -#include <vector> -#include <cctype> - -#include <sys/stat.h> -#include <stdexcept> - -#include "platform.h" -#include "t_oop_generator.h" - -using std::map; -using std::ofstream; -using std::ostringstream; -using std::string; -using std::stringstream; -using std::vector; - -static const string endl = "\n"; // avoid ostream << std::endl flushes - -/** - * Haxe code generator. - * - */ -class t_haxe_generator : public t_oop_generator { -public: - t_haxe_generator(t_program* program, - const std::map<std::string, std::string>& parsed_options, - const std::string& option_string) - : t_oop_generator(program) { - (void)option_string; - std::map<std::string, std::string>::const_iterator iter; - - iter = parsed_options.find("callbacks"); - callbacks_ = (iter != parsed_options.end()); - - iter = parsed_options.find("rtti"); - rtti_ = (iter != parsed_options.end()); - - iter = parsed_options.find("buildmacro"); - buildmacro_ = (iter != parsed_options.end()) ? (iter->second) : ""; - - out_dir_base_ = "gen-haxe"; - } - - /** - * Init and close methods - */ - - void init_generator(); - void close_generator(); - - void generate_consts(std::vector<t_const*> consts); - - /** - * Program-level generation functions - */ - - void generate_typedef(t_typedef* ttypedef); - void generate_enum(t_enum* tenum); - void generate_struct(t_struct* tstruct); - void generate_xception(t_struct* txception); - void generate_service(t_service* tservice); - - void print_const_value(std::ofstream& out, - std::string name, - t_type* type, - t_const_value* value, - bool in_static, - bool defval = false); - std::string render_const_value(ofstream& out, - std::string name, - t_type* type, - t_const_value* value); - - /** - * Service-level generation functions - */ - - void generate_haxe_struct(t_struct* tstruct, bool is_exception, bool is_result = false); - - void generate_haxe_struct_definition(std::ofstream& out, - t_struct* tstruct, - bool is_xception = false, - bool is_result = false); - // removed -- equality,compare_to - void generate_haxe_struct_reader(std::ofstream& out, t_struct* tstruct); - void generate_haxe_validator(std::ofstream& out, t_struct* tstruct); - void generate_haxe_struct_result_writer(std::ofstream& out, t_struct* tstruct); - void generate_haxe_struct_writer(std::ofstream& out, t_struct* tstruct); - void generate_haxe_struct_tostring(std::ofstream& out, t_struct* tstruct); - void generate_haxe_meta_data_map(std::ofstream& out, t_struct* tstruct); - void generate_field_value_meta_data(std::ofstream& out, t_type* type); - std::string get_haxe_type_string(t_type* type); - void generate_reflection_setters(std::ostringstream& out, - t_type* type, - std::string field_name, - std::string cap_name); - void generate_reflection_getters(std::ostringstream& out, - t_type* type, - std::string field_name, - std::string cap_name); - void generate_generic_field_getters_setters(std::ofstream& out, t_struct* tstruct); - void generate_generic_isset_method(std::ofstream& out, t_struct* tstruct); - void generate_property_getters_setters(std::ofstream& out, t_struct* tstruct); - - void generate_function_helpers(t_function* tfunction); - std::string get_cap_name(std::string name); - std::string generate_isset_check(t_field* field); - std::string generate_isset_check(std::string field); - void generate_isset_set(ofstream& out, t_field* field); - // removed std::string isset_field_id(t_field* field); - - void generate_service_interface(t_service* tservice); - void generate_service_helpers(t_service* tservice); - void generate_service_client(t_service* tservice); - void generate_service_server(t_service* tservice); - void generate_process_function(t_service* tservice, t_function* tfunction); - void generate_service_method_signature(t_function* tfunction, bool is_interface); - - /** - * Serialization constructs - */ - - void generate_deserialize_field(std::ofstream& out, t_field* tfield, std::string prefix = ""); - void generate_deserialize_struct(std::ofstream& out, t_struct* tstruct, std::string prefix = ""); - void generate_deserialize_container(std::ofstream& out, t_type* ttype, std::string prefix = ""); - void generate_deserialize_set_element(std::ofstream& out, t_set* tset, std::string prefix = ""); - void generate_deserialize_map_element(std::ofstream& out, t_map* tmap, std::string prefix = ""); - void generate_deserialize_list_element(std::ofstream& out, - t_list* tlist, - std::string prefix = ""); - - void generate_serialize_field(std::ofstream& out, t_field* tfield, std::string prefix = ""); - void generate_serialize_struct(std::ofstream& out, t_struct* tstruct, std::string prefix = ""); - void generate_serialize_container(std::ofstream& out, t_type* ttype, std::string prefix = ""); - void generate_serialize_set_element(std::ofstream& out, t_set* tmap, std::string iter); - void generate_serialize_list_element(std::ofstream& out, t_list* tlist, std::string iter); - void generate_serialize_map_element(std::ofstream& out, - t_map* tmap, - std::string iter, - std::string map); - - void generate_haxe_doc(std::ofstream& out, t_doc* tdoc); - void generate_haxe_doc(std::ofstream& out, t_function* tdoc); - - void generate_rtti_decoration(std::ofstream& out); - void generate_macro_decoration(std::ofstream& out); - - /** - * Helper rendering functions - */ - - std::string haxe_package(); - std::string haxe_type_imports(); - std::string haxe_thrift_imports(); - std::string haxe_thrift_gen_imports(t_struct* tstruct, string& imports); - std::string haxe_thrift_gen_imports(t_service* tservice); - std::string type_name(t_type* ttype, bool in_container = false, bool in_init = false); - std::string base_type_name(t_base_type* tbase, bool in_container = false); - std::string declare_field(t_field* tfield, bool init = false); - std::string function_signature_callback(t_function* tfunction); - std::string function_signature_normal(t_function* tfunction); - std::string argument_list(t_struct* tstruct); - std::string type_to_enum(t_type* ttype); - std::string get_enum_class_name(t_type* type); - string generate_service_method_onsuccess(t_function* tfunction, bool as_type, bool omit_name); - void generate_service_method_signature_callback(t_function* tfunction, bool is_interface); - void generate_service_method_signature_normal(t_function* tfunction, bool is_interface); - - bool type_can_be_null(t_type* ttype) { - ttype = get_true_type(ttype); - - if (ttype->is_container() || ttype->is_struct() || ttype->is_xception() || ttype->is_string()) { - return true; - } - - if (ttype->is_base_type()) { - t_base_type::t_base tbase = ((t_base_type*)ttype)->get_base(); - switch (tbase) { - case t_base_type::TYPE_STRING: - // case t_base_type::TYPE_I64: - Int64 is not really nullable, even though it behaved that - // way before Haxe 3.2.0 - return true; - default: - return false; - } - } - - return false; - } - - std::string constant_name(std::string name); - -private: - bool callbacks_; - bool rtti_; - string buildmacro_; - - /** - * File streams - */ - - std::string package_name_; - std::ofstream f_service_; - std::string package_dir_; -}; - -/** - * Prepares for file generation by opening up the necessary file output - * streams. - * - * @param tprogram The program to generate - */ -void t_haxe_generator::init_generator() { - // Make output directory - MKDIR(get_out_dir().c_str()); - package_name_ = program_->get_namespace("haxe"); - - // Haxe package names are lowercase - if (package_name_.length() > 0) { - package_name_[0] = tolower(package_name_[0]); - size_t index = package_name_.find('.'); - while (index != std::string::npos) { - if (++index < package_name_.length()) { - package_name_[index] = tolower(package_name_[index]); - } - index = package_name_.find('.', index); - } - } - - string dir = package_name_; - string subdir = get_out_dir(); - string::size_type loc; - while ((loc = dir.find(".")) != string::npos) { - subdir = subdir + "/" + dir.substr(0, loc); - MKDIR(subdir.c_str()); - dir = dir.substr(loc + 1); - } - if (dir.size() > 0) { - subdir = subdir + "/" + dir; - MKDIR(subdir.c_str()); - } - - package_dir_ = subdir; -} - -/** - * Packages the generated file - * - * @return String of the package, i.e. "package org.apache.thriftdemo;" - */ -string t_haxe_generator::haxe_package() { - if (!package_name_.empty()) { - return string("package ") + package_name_; - } - return "package"; -} - -/** - * Prints standard haxe imports - * - * @return List of imports for haxe types that are used in here - */ -string t_haxe_generator::haxe_type_imports() { - return string() + "import org.apache.thrift.helper.*;\n" + "import haxe.io.Bytes;\n" - + "import haxe.ds.IntMap;\n" + "import haxe.ds.StringMap;\n" - + "import haxe.ds.ObjectMap;\n" + "\n" + "#if flash\n" - + "import flash.errors.ArgumentError;\n" + "#end\n" + "\n"; -} - -/** - * Prints standard haxe imports - * - * @return List of imports necessary for thrift - */ -string t_haxe_generator::haxe_thrift_imports() { - return string() + "import org.apache.thrift.*;\n" + "import org.apache.thrift.meta_data.*;\n" - + "import org.apache.thrift.protocol.*;\n" + "\n"; -} - -/** - * Prints imports needed for a given type - * - * @return List of imports necessary for a given t_struct - */ -string t_haxe_generator::haxe_thrift_gen_imports(t_struct* tstruct, string& imports) { - - const vector<t_field*>& members = tstruct->get_members(); - vector<t_field*>::const_iterator m_iter; - - // For each type check if it is from a different namespace - for (m_iter = members.begin(); m_iter != members.end(); ++m_iter) { - t_program* program = (*m_iter)->get_type()->get_program(); - if (program != NULL && program != program_) { - string package = program->get_namespace("haxe"); - if (!package.empty()) { - if (imports.find(package + "." + (*m_iter)->get_type()->get_name()) == string::npos) { - imports.append("import " + package + "." + (*m_iter)->get_type()->get_name() + ";\n"); - } - } - } - } - return imports; -} - -/** - * Prints imports needed for a given type - * - * @return List of imports necessary for a given t_service - */ -string t_haxe_generator::haxe_thrift_gen_imports(t_service* tservice) { - string imports; - const vector<t_function*>& functions = tservice->get_functions(); - vector<t_function*>::const_iterator f_iter; - - // For each type check if it is from a different namespace - for (f_iter = functions.begin(); f_iter != functions.end(); ++f_iter) { - t_program* program = (*f_iter)->get_returntype()->get_program(); - if (program != NULL && program != program_) { - string package = program->get_namespace("haxe"); - if (!package.empty()) { - if (imports.find(package + "." + (*f_iter)->get_returntype()->get_name()) == string::npos) { - imports.append("import " + package + "." + (*f_iter)->get_returntype()->get_name() - + ";\n"); - } - } - } - - haxe_thrift_gen_imports((*f_iter)->get_arglist(), imports); - haxe_thrift_gen_imports((*f_iter)->get_xceptions(), imports); - } - - return imports; -} - -/** - * Nothing in haxe - */ -void t_haxe_generator::close_generator() { -} - -/** - * Generates a typedef. This is not done in haxe, since it does - * not support arbitrary name replacements, and it'd be a wacky waste - * of overhead to make wrapper classes. - * - * @param ttypedef The type definition - */ -void t_haxe_generator::generate_typedef(t_typedef* ttypedef) { - (void)ttypedef; -} - -/** - * Enums are a class with a set of static constants. - * - * @param tenum The enumeration - */ -void t_haxe_generator::generate_enum(t_enum* tenum) { - // Make output file - string f_enum_name = package_dir_ + "/" + get_cap_name(tenum->get_name()) + ".hx"; - ofstream f_enum; - f_enum.open(f_enum_name.c_str()); - - // Comment and package it - f_enum << autogen_comment() << haxe_package() << ";" << endl << endl; - - // Add haxe imports - f_enum << string() + "import org.apache.thrift.helper.*;" << endl << endl; - - generate_rtti_decoration(f_enum); - generate_macro_decoration(f_enum); - indent(f_enum) << "class " << get_cap_name(tenum->get_name()) << " "; - scope_up(f_enum); - - vector<t_enum_value*> constants = tenum->get_constants(); - vector<t_enum_value*>::iterator c_iter; - for (c_iter = constants.begin(); c_iter != constants.end(); ++c_iter) { - int value = (*c_iter)->get_value(); - indent(f_enum) << "public static inline var " << (*c_iter)->get_name() << " : Int = " << value - << ";" << endl; - } - - // Create a static Set with all valid values for this enum - f_enum << endl; - - indent(f_enum) << "public static var VALID_VALUES = { new IntSet( ["; - indent_up(); - bool firstValue = true; - for (c_iter = constants.begin(); c_iter != constants.end(); ++c_iter) { - // populate set - f_enum << (firstValue ? "" : ", ") << (*c_iter)->get_name(); - firstValue = false; - } - indent_down(); - f_enum << "]); };" << endl; - - indent(f_enum) << "public static var VALUES_TO_NAMES = { ["; - indent_up(); - firstValue = true; - for (c_iter = constants.begin(); c_iter != constants.end(); ++c_iter) { - f_enum << (firstValue ? "" : ",") << endl; - indent(f_enum) << (*c_iter)->get_name() << " => \"" << (*c_iter)->get_name() << "\""; - firstValue = false; - } - f_enum << endl; - indent_down(); - indent(f_enum) << "]; };" << endl; - - scope_down(f_enum); // end class - - f_enum.close(); -} - -/** - * Generates a class that holds all the constants. - */ -void t_haxe_generator::generate_consts(std::vector<t_const*> consts) { - if (consts.empty()) { - return; - } - - string f_consts_name = package_dir_ + "/" + get_cap_name(program_name_) + "Constants.hx"; - ofstream f_consts; - f_consts.open(f_consts_name.c_str()); - - // Print header - f_consts << autogen_comment() << haxe_package() << ";" << endl << endl; - - f_consts << endl; - - f_consts << haxe_type_imports(); - - generate_rtti_decoration(f_consts); - generate_macro_decoration(f_consts); - indent(f_consts) << "class " << get_cap_name(program_name_) << "Constants {" << endl << endl; - indent_up(); - vector<t_const*>::iterator c_iter; - for (c_iter = consts.begin(); c_iter != consts.end(); ++c_iter) { - print_const_value(f_consts, - (*c_iter)->get_name(), - (*c_iter)->get_type(), - (*c_iter)->get_value(), - false); - } - indent_down(); - indent(f_consts) << "}" << endl; - f_consts.close(); -} - -void t_haxe_generator::print_const_value(std::ofstream& out, - string name, - t_type* type, - t_const_value* value, - bool in_static, - bool defval) { - type = get_true_type(type); - - indent(out); - if (!defval) { - out << (in_static ? "var " : "public static inline var "); - } - if (type->is_base_type()) { - string v2 = render_const_value(out, name, type, value); - out << name; - if (!defval) { - out << ":" << type_name(type); - } - out << " = " << v2 << ";" << endl << endl; - } else if (type->is_enum()) { - out << name; - if (!defval) { - out << ":" << type_name(type); - } - out << " = " << value->get_integer() << ";" << endl << endl; - } else if (type->is_struct() || type->is_xception()) { - const vector<t_field*>& fields = ((t_struct*)type)->get_members(); - vector<t_field*>::const_iterator f_iter; - const map<t_const_value*, t_const_value*>& val = value->get_map(); - map<t_const_value*, t_const_value*>::const_iterator v_iter; - out << name << ":" << type_name(type) << " = new " << type_name(type, false, true) << "();" - << endl; - if (!in_static) { - indent(out) << "{" << endl; - indent_up(); - indent(out) << "new function() : Void {" << endl; - indent_up(); - } - for (v_iter = val.begin(); v_iter != val.end(); ++v_iter) { - t_type* field_type = NULL; - for (f_iter = fields.begin(); f_iter != fields.end(); ++f_iter) { - if ((*f_iter)->get_name() == v_iter->first->get_string()) { - field_type = (*f_iter)->get_type(); - } - } - if (field_type == NULL) { - throw "type error: " + type->get_name() + " has no field " + v_iter->first->get_string(); - } - string val = render_const_value(out, name, field_type, v_iter->second); - indent(out) << name << "."; - out << v_iter->first->get_string() << " = " << val << ";" << endl; - } - if (!in_static) { - indent_down(); - indent(out) << "}();" << endl; - indent_down(); - indent(out) << "}" << endl; - } - out << endl; - } else if (type->is_map()) { - out << name; - if (!defval) { - out << ":" << type_name(type); - } - out << " = new " << type_name(type, false, true) << "();" << endl; - if (!in_static) { - indent(out) << "{" << endl; - indent_up(); - indent(out) << "new function() : Void {" << endl; - indent_up(); - } - t_type* ktype = ((t_map*)type)->get_key_type(); - t_type* vtype = ((t_map*)type)->get_val_type(); - const map<t_const_value*, t_const_value*>& val = value->get_map(); - map<t_const_value*, t_const_value*>::const_iterator v_iter; - for (v_iter = val.begin(); v_iter != val.end(); ++v_iter) { - string key = render_const_value(out, name, ktype, v_iter->first); - string val = render_const_value(out, name, vtype, v_iter->second); - indent(out) << name << "[" << key << "] = " << val << ";" << endl; - } - if (!in_static) { - indent_down(); - indent(out) << "}();" << endl; - indent_down(); - indent(out) << "}" << endl; - } - out << endl; - } else if (type->is_list() || type->is_set()) { - out << name; - if (!defval) { - out << ":" << type_name(type); - } - out << " = new " << type_name(type, false, true) << "();" << endl; - if (!in_static) { - indent(out) << "{" << endl; - indent_up(); - indent(out) << "new function() : Void {" << endl; - indent_up(); - } - t_type* etype; - if (type->is_list()) { - etype = ((t_list*)type)->get_elem_type(); - } else { - etype = ((t_set*)type)->get_elem_type(); - } - const vector<t_const_value*>& val = value->get_list(); - vector<t_const_value*>::const_iterator v_iter; - for (v_iter = val.begin(); v_iter != val.end(); ++v_iter) { - string val = render_const_value(out, name, etype, *v_iter); - indent(out) << name << "." << (type->is_list() ? "push" : "add") << "(" << val << ");" - << endl; - } - if (!in_static) { - indent_down(); - indent(out) << "}();" << endl; - indent_down(); - indent(out) << "}" << endl; - } - out << endl; - } else { - throw "compiler error: no const of type " + type->get_name(); - } -} - -string t_haxe_generator::render_const_value(ofstream& out, - string name, - t_type* type, - t_const_value* value) { - (void)name; - type = get_true_type(type); - std::ostringstream render; - - if (type->is_base_type()) { - t_base_type::t_base tbase = ((t_base_type*)type)->get_base(); - switch (tbase) { - case t_base_type::TYPE_STRING: - render << '"' << get_escaped_string(value) << '"'; - break; - case t_base_type::TYPE_BOOL: - render << ((value->get_integer() > 0) ? "true" : "false"); - break; - case t_base_type::TYPE_BYTE: - render << "(byte)" << value->get_integer(); - break; - case t_base_type::TYPE_I16: - render << "(short)" << value->get_integer(); - break; - case t_base_type::TYPE_I32: - render << value->get_integer(); - break; - case t_base_type::TYPE_I64: - render << value->get_integer() << "L"; - break; - case t_base_type::TYPE_DOUBLE: - if (value->get_type() == t_const_value::CV_INTEGER) { - render << "(double)" << value->get_integer(); - } else { - render << value->get_double(); - } - break; - default: - throw "compiler error: no const of base type " + t_base_type::t_base_name(tbase); - } - } else if (type->is_enum()) { - render << value->get_integer(); - } else { - string t = tmp("tmp"); - print_const_value(out, t, type, value, true); - render << t; - } - - return render.str(); -} - -/** - * Generates a struct definition for a thrift data type. This is a class - * with data members, read(), write(), and an inner Isset class. - * - * @param tstruct The struct definition - */ -void t_haxe_generator::generate_struct(t_struct* tstruct) { - generate_haxe_struct(tstruct, false); -} - -/** - * Exceptions are structs, but they inherit from Exception - * - * @param tstruct The struct definition - */ -void t_haxe_generator::generate_xception(t_struct* txception) { - generate_haxe_struct(txception, true); -} - -/** - * Haxe struct definition. - * - * @param tstruct The struct definition - */ -void t_haxe_generator::generate_haxe_struct(t_struct* tstruct, bool is_exception, bool is_result) { - // Make output file - string f_struct_name = package_dir_ + "/" + get_cap_name(tstruct->get_name()) + ".hx"; - ofstream f_struct; - f_struct.open(f_struct_name.c_str()); - - f_struct << autogen_comment() << haxe_package() << ";" << endl; - - f_struct << endl; - - string imports; - - f_struct << haxe_type_imports() << haxe_thrift_imports() - << haxe_thrift_gen_imports(tstruct, imports) << endl; - - generate_haxe_struct_definition(f_struct, tstruct, is_exception, is_result); - - f_struct.close(); -} - -/** - * haxe struct definition. This has various parameters, as it could be - * generated standalone or inside another class as a helper. If it - * is a helper than it is a static class. - * - * @param tstruct The struct definition - * @param is_exception Is this an exception? - * @param in_class If inside a class, needs to be static class - * @param is_result If this is a result it needs a different writer - */ -void t_haxe_generator::generate_haxe_struct_definition(ofstream& out, - t_struct* tstruct, - bool is_exception, - bool is_result) { - generate_haxe_doc(out, tstruct); - - string clsname = get_cap_name(tstruct->get_name()); - - generate_rtti_decoration(out); - generate_macro_decoration(out); - indent(out) << "class " << clsname << " "; - - if (is_exception) { - out << "extends TException "; - } - out << "implements TBase "; - - scope_up(out); - indent(out) << endl; - - indent(out) << "static var STRUCT_DESC = { new TStruct(\"" << tstruct->get_name() << "\"); };" - << endl; - - const vector<t_field*>& members = tstruct->get_members(); - vector<t_field*>::const_iterator m_iter; - - for (m_iter = members.begin(); m_iter != members.end(); ++m_iter) { - indent(out) << "static var " << constant_name((*m_iter)->get_name()) - << "_FIELD_DESC = { new TField(\"" << (*m_iter)->get_name() << "\", " - << type_to_enum((*m_iter)->get_type()) << ", " << (*m_iter)->get_key() << "); };" - << endl; - } - out << endl; - - for (m_iter = members.begin(); m_iter != members.end(); ++m_iter) { - generate_haxe_doc(out, *m_iter); - // indent(out) << "private var _" << (*m_iter)->get_name() + " : " + - // type_name((*m_iter)->get_type()) << ";" << endl; - indent(out) << "@:isVar" << endl; - indent(out) << "public var " - << (*m_iter)->get_name() + "(get,set) : " - + get_cap_name(type_name((*m_iter)->get_type())) << ";" << endl; - } - - out << endl; - - for (m_iter = members.begin(); m_iter != members.end(); ++m_iter) { - indent(out) << "inline static var " << upcase_string((*m_iter)->get_name()) - << "_FIELD_ID : Int = " << (*m_iter)->get_key() << ";" << endl; - } - - out << endl; - - // Inner Isset class - if (members.size() > 0) { - for (m_iter = members.begin(); m_iter != members.end(); ++m_iter) { - if (!type_can_be_null((*m_iter)->get_type())) { - indent(out) << "private var __isset_" << (*m_iter)->get_name() << " : Bool = false;" - << endl; - } - } - } - - out << endl; - - // Static initializer to populate global class to struct metadata map - if (false) { - // TODO: reactivate when needed - generate_haxe_meta_data_map(out, tstruct); - indent(out) << "{" << endl; - indent_up(); - indent(out) << "FieldMetaData.addStructMetaDataMap(" << type_name(tstruct) << ", metaDataMap);" - << endl; - indent_down(); - indent(out) << "}" << endl; - indent(out) << "}" << endl; - } - - // Default constructor - indent(out) << "public function new() {" << endl; - indent_up(); - if (is_exception) { - indent(out) << "super();" << endl; - } - for (m_iter = members.begin(); m_iter != members.end(); ++m_iter) { - if ((*m_iter)->get_value() != NULL) { - indent(out) << "this." << (*m_iter)->get_name() << " = " - << (*m_iter)->get_value()->get_integer() << ";" << endl; - } - } - indent_down(); - indent(out) << "}" << endl << endl; - - generate_property_getters_setters(out, tstruct); - generate_generic_field_getters_setters(out, tstruct); - generate_generic_isset_method(out, tstruct); - - generate_haxe_struct_reader(out, tstruct); - if (is_result) { - generate_haxe_struct_result_writer(out, tstruct); - } else { - generate_haxe_struct_writer(out, tstruct); - } - generate_haxe_struct_tostring(out, tstruct); - generate_haxe_validator(out, tstruct); - scope_down(out); - out << endl; -} - -/** - * Generates a function to read all the fields of the struct. - * - * @param tstruct The struct definition - */ -void t_haxe_generator::generate_haxe_struct_reader(ofstream& out, t_struct* tstruct) { - out << indent() << "public function read( iprot : TProtocol) : Void {" << endl; - indent_up(); - - const vector<t_field*>& fields = tstruct->get_members(); - vector<t_field*>::const_iterator f_iter; - - indent(out) << "iprot.IncrementRecursionDepth();" << endl; - indent(out) << "try" << endl; - scope_up(out); - - // Declare stack tmp variables and read struct header - out << indent() << "var field : TField;" << endl << indent() << "iprot.readStructBegin();" - << endl; - - // Loop over reading in fields - indent(out) << "while (true)" << endl; - scope_up(out); - - // Read beginning field marker - indent(out) << "field = iprot.readFieldBegin();" << endl; - - // Check for field STOP marker and break - indent(out) << "if (field.type == TType.STOP) { " << endl; - indent_up(); - indent(out) << "break;" << endl; - indent_down(); - indent(out) << "}" << endl; - - // Switch statement on the field we are reading - indent(out) << "switch (field.id)" << endl; - - scope_up(out); - - // Generate deserialization code for known cases - for (f_iter = fields.begin(); f_iter != fields.end(); ++f_iter) { - indent(out) << "case " << upcase_string((*f_iter)->get_name()) << "_FIELD_ID:" << endl; - indent_up(); - indent(out) << "if (field.type == " << type_to_enum((*f_iter)->get_type()) << ") {" << endl; - indent_up(); - - generate_deserialize_field(out, *f_iter, "this."); - generate_isset_set(out, *f_iter); - indent_down(); - out << indent() << "} else { " << endl << indent() << " TProtocolUtil.skip(iprot, field.type);" - << endl << indent() << "}" << endl; - indent_down(); - } - - // In the default case we skip the field - out << indent() << "default:" << endl << indent() << " TProtocolUtil.skip(iprot, field.type);" - << endl; - - scope_down(out); - - // Read field end marker - indent(out) << "iprot.readFieldEnd();" << endl; - - scope_down(out); - - out << indent() << "iprot.readStructEnd();" << endl << endl; - - indent(out) << "iprot.DecrementRecursionDepth();" << endl; - scope_down(out); - indent(out) << "catch(e:Dynamic)" << endl; - scope_up(out); - indent(out) << "iprot.DecrementRecursionDepth();" << endl; - indent(out) << "throw e;" << endl; - scope_down(out); - - // check for required fields of primitive type - // (which can be checked here but not in the general validate method) - out << endl << indent() << "// check for required fields of primitive type, which can't be " - "checked in the validate method" << endl; - for (f_iter = fields.begin(); f_iter != fields.end(); ++f_iter) { - if ((*f_iter)->get_req() == t_field::T_REQUIRED && !type_can_be_null((*f_iter)->get_type())) { - out << indent() << "if (!__isset_" << (*f_iter)->get_name() << ") {" << endl << indent() - << " throw new TProtocolException(TProtocolException.UNKNOWN, \"Required field '" - << (*f_iter)->get_name() - << "' was not found in serialized data! Struct: \" + toString());" << endl << indent() - << "}" << endl; - } - } - - // performs various checks (e.g. check that all required fields are set) - indent(out) << "validate();" << endl; - - indent_down(); - out << indent() << "}" << endl << endl; -} - -// generates haxe method to perform various checks -// (e.g. check that all required fields are set) -void t_haxe_generator::generate_haxe_validator(ofstream& out, t_struct* tstruct) { - indent(out) << "public function validate() : Void {" << endl; - indent_up(); - - const vector<t_field*>& fields = tstruct->get_members(); - vector<t_field*>::const_iterator f_iter; - - out << indent() << "// check for required fields" << endl; - for (f_iter = fields.begin(); f_iter != fields.end(); ++f_iter) { - if ((*f_iter)->get_req() == t_field::T_REQUIRED) { - if (type_can_be_null((*f_iter)->get_type())) { - indent(out) << "if (" << (*f_iter)->get_name() << " == null) {" << endl; - indent(out) - << " throw new TProtocolException(TProtocolException.UNKNOWN, \"Required field '" - << (*f_iter)->get_name() << "' was not present! Struct: \" + toString());" << endl; - indent(out) << "}" << endl; - } else { - indent(out) << "// alas, we cannot check '" << (*f_iter)->get_name() - << "' because it's a primitive." << endl; - } - } - } - - // check that fields of type enum have valid values - out << indent() << "// check that fields of type enum have valid values" << endl; - for (f_iter = fields.begin(); f_iter != fields.end(); ++f_iter) { - t_field* field = (*f_iter); - t_type* type = field->get_type(); - // if field is an enum, check that its value is valid - if (type->is_enum()) { - indent(out) << "if (" << generate_isset_check(field) << " && !" - << get_cap_name(get_enum_class_name(type)) << ".VALID_VALUES.contains(" - << field->get_name() << ")){" << endl; - indent_up(); - indent(out) << "throw new TProtocolException(TProtocolException.UNKNOWN, \"The field '" - << field->get_name() << "' has been assigned the invalid value \" + " - << field->get_name() << ");" << endl; - indent_down(); - indent(out) << "}" << endl; - } - } - - indent_down(); - indent(out) << "}" << endl << endl; -} - -/** - * Generates a function to write all the fields of the struct - * - * @param tstruct The struct definition - */ -void t_haxe_generator::generate_haxe_struct_writer(ofstream& out, t_struct* tstruct) { - out << indent() << "public function write(oprot:TProtocol) : Void {" << endl; - indent_up(); - - string name = tstruct->get_name(); - const vector<t_field*>& fields = tstruct->get_sorted_members(); - vector<t_field*>::const_iterator f_iter; - - // performs various checks (e.g. check that all required fields are set) - indent(out) << "validate();" << endl; - indent(out) << "oprot.IncrementRecursionDepth();" << endl; - indent(out) << "try" << endl; - scope_up(out); - - indent(out) << "oprot.writeStructBegin(STRUCT_DESC);" << endl; - - for (f_iter = fields.begin(); f_iter != fields.end(); ++f_iter) { - bool null_allowed = type_can_be_null((*f_iter)->get_type()); - if (null_allowed) { - out << indent() << "if (this." << (*f_iter)->get_name() << " != null) {" << endl; - indent_up(); - } - - indent(out) << "oprot.writeFieldBegin(" << constant_name((*f_iter)->get_name()) - << "_FIELD_DESC);" << endl; - - // Write field contents - generate_serialize_field(out, *f_iter, "this."); - - // Write field closer - indent(out) << "oprot.writeFieldEnd();" << endl; - - if (null_allowed) { - indent_down(); - indent(out) << "}" << endl; - } - } - - indent(out) << "oprot.writeFieldStop();" << endl; - indent(out) << "oprot.writeStructEnd();" << endl; - - indent(out) << "oprot.DecrementRecursionDepth();" << endl; - scope_down(out); - indent(out) << "catch(e:Dynamic)" << endl; - scope_up(out); - indent(out) << "oprot.DecrementRecursionDepth();" << endl; - indent(out) << "throw e;" << endl; - scope_down(out); - - indent_down(); - out << indent() << "}" << endl << endl; -} - -/** - * Generates a function to write all the fields of the struct, - * which is a function result. These fields are only written - * if they are set in the Isset array, and only one of them - * can be set at a time. - * - * @param tstruct The struct definition - */ -void t_haxe_generator::generate_haxe_struct_result_writer(ofstream& out, t_struct* tstruct) { - out << indent() << "public function write(oprot:TProtocol) : Void {" << endl; - indent_up(); - - string name = tstruct->get_name(); - const vector<t_field*>& fields = tstruct->get_sorted_members(); - vector<t_field*>::const_iterator f_iter; - - indent(out) << "oprot.IncrementRecursionDepth();" << endl; - indent(out) << "try" << endl; - scope_up(out); - - indent(out) << "oprot.writeStructBegin(STRUCT_DESC);" << endl; - - bool first = true; - for (f_iter = fields.begin(); f_iter != fields.end(); ++f_iter) { - if (first) { - first = false; - out << endl << indent() << "if "; - } else { - out << " else if "; - } - - out << "(this." << generate_isset_check(*f_iter) << ") {" << endl; - - indent_up(); - - indent(out) << "oprot.writeFieldBegin(" << constant_name((*f_iter)->get_name()) - << "_FIELD_DESC);" << endl; - - // Write field contents - generate_serialize_field(out, *f_iter, "this."); - - // Write field closer - indent(out) << "oprot.writeFieldEnd();" << endl; - - indent_down(); - indent(out) << "}"; - } - - indent(out) << endl; - indent(out) << "oprot.writeFieldStop();" << endl; - indent(out) << "oprot.writeStructEnd();" << endl; - - indent(out) << "oprot.DecrementRecursionDepth();" << endl; - scope_down(out); - indent(out) << "catch(e:Dynamic)" << endl; - scope_up(out); - indent(out) << "oprot.DecrementRecursionDepth();" << endl; - indent(out) << "throw e;" << endl; - scope_down(out); - - indent_down(); - out << indent() << "}" << endl << endl; -} - -void t_haxe_generator::generate_reflection_getters(ostringstream& out, - t_type* type, - string field_name, - string cap_name) { - (void)type; - (void)cap_name; - indent(out) << "case " << upcase_string(field_name) << "_FIELD_ID:" << endl; - indent_up(); - indent(out) << "return this." << field_name << ";" << endl; - indent_down(); -} - -void t_haxe_generator::generate_reflection_setters(ostringstream& out, - t_type* type, - string field_name, - string cap_name) { - (void)type; - (void)cap_name; - indent(out) << "case " << upcase_string(field_name) << "_FIELD_ID:" << endl; - indent_up(); - indent(out) << "if (value == null) {" << endl; - indent(out) << " unset" << get_cap_name(field_name) << "();" << endl; - indent(out) << "} else {" << endl; - indent(out) << " this." << field_name << " = value;" << endl; - indent(out) << "}" << endl << endl; - - indent_down(); -} - -void t_haxe_generator::generate_generic_field_getters_setters(std::ofstream& out, - t_struct* tstruct) { - - std::ostringstream getter_stream; - std::ostringstream setter_stream; - - // build up the bodies of both the getter and setter at once - const vector<t_field*>& fields = tstruct->get_members(); - vector<t_field*>::const_iterator f_iter; - for (f_iter = fields.begin(); f_iter != fields.end(); ++f_iter) { - t_field* field = *f_iter; - t_type* type = get_true_type(field->get_type()); - std::string field_name = field->get_name(); - std::string cap_name = get_cap_name(field_name); - - indent_up(); - generate_reflection_setters(setter_stream, type, field_name, cap_name); - generate_reflection_getters(getter_stream, type, field_name, cap_name); - indent_down(); - } - - // create the setter - indent(out) << "public function setFieldValue(fieldID : Int, value : Dynamic) : Void {" << endl; - indent_up(); - - if (fields.size() > 0) { - indent(out) << "switch (fieldID) {" << endl; - out << setter_stream.str(); - indent(out) << "default:" << endl; - indent(out) << " throw new ArgumentError(\"Field \" + fieldID + \" doesn't exist!\");" << endl; - indent(out) << "}" << endl; - } else { - indent(out) << "throw new ArgumentError(\"Field \" + fieldID + \" doesn't exist!\");" << endl; - } - - indent_down(); - indent(out) << "}" << endl << endl; - - // create the getter - indent(out) << "public function getFieldValue(fieldID : Int) : Dynamic {" << endl; - indent_up(); - - if (fields.size() > 0) { - indent(out) << "switch (fieldID) {" << endl; - out << getter_stream.str(); - indent(out) << "default:" << endl; - indent(out) << " throw new ArgumentError(\"Field \" + fieldID + \" doesn't exist!\");" << endl; - indent(out) << "}" << endl; - } else { - indent(out) << "throw new ArgumentError(\"Field \" + fieldID + \" doesn't exist!\");" << endl; - } - - indent_down(); - - indent(out) << "}" << endl << endl; -} - -// Creates a generic isSet method that takes the field number as argument -void t_haxe_generator::generate_generic_isset_method(std::ofstream& out, t_struct* tstruct) { - const vector<t_field*>& fields = tstruct->get_members(); - vector<t_field*>::const_iterator f_iter; - - // create the isSet method - indent(out) << "// Returns true if field corresponding to fieldID is set (has been assigned a " - "value) and false otherwise" << endl; - indent(out) << "public function isSet(fieldID : Int) : Bool {" << endl; - indent_up(); - if (fields.size() > 0) { - indent(out) << "switch (fieldID) {" << endl; - - for (f_iter = fields.begin(); f_iter != fields.end(); ++f_iter) { - t_field* field = *f_iter; - indent(out) << "case " << upcase_string(field->get_name()) << "_FIELD_ID:" << endl; - indent_up(); - indent(out) << "return " << generate_isset_check(field) << ";" << endl; - indent_down(); - } - - indent(out) << "default:" << endl; - indent(out) << " throw new ArgumentError(\"Field \" + fieldID + \" doesn't exist!\");" << endl; - indent(out) << "}" << endl; - } else { - indent(out) << "throw new ArgumentError(\"Field \" + fieldID + \" doesn't exist!\");" << endl; - } - - indent_down(); - indent(out) << "}" << endl << endl; -} - -/** - * Generates a set of property setters/getters for the given struct. - * - * @param tstruct The struct definition - */ -void t_haxe_generator::generate_property_getters_setters(ofstream& out, t_struct* tstruct) { - const vector<t_field*>& fields = tstruct->get_members(); - vector<t_field*>::const_iterator f_iter; - for (f_iter = fields.begin(); f_iter != fields.end(); ++f_iter) { - t_field* field = *f_iter; - t_type* type = get_true_type(field->get_type()); - std::string field_name = field->get_name(); - std::string cap_name = get_cap_name(field_name); - - // Simple getter - generate_haxe_doc(out, field); - indent(out) << "public function get_" << field_name << "() : " << get_cap_name(type_name(type)) - << " {" << endl; - indent_up(); - indent(out) << "return this." << field_name << ";" << endl; - indent_down(); - indent(out) << "}" << endl << endl; - - // Simple setter - generate_haxe_doc(out, field); - indent(out) << "public function set_" << field_name << "(" << field_name << ":" - << get_cap_name(type_name(type)) << ") : " << get_cap_name(type_name(type)) << " {" - << endl; - indent_up(); - indent(out) << "this." << field_name << " = " << field_name << ";" << endl; - generate_isset_set(out, field); - indent(out) << "return this." << field_name << ";" << endl; - - indent_down(); - indent(out) << "}" << endl << endl; - - // Unsetter - indent(out) << "public function unset" << cap_name << "() : Void {" << endl; - indent_up(); - if (type_can_be_null(type)) { - indent(out) << "this." << field_name << " = null;" << endl; - } else { - indent(out) << "this.__isset_" << field_name << " = false;" << endl; - } - indent_down(); - indent(out) << "}" << endl << endl; - - // isSet method - indent(out) << "// Returns true if field " << field_name - << " is set (has been assigned a value) and false otherwise" << endl; - indent(out) << "public function is" << get_cap_name("set") << cap_name << "() : Bool {" << endl; - indent_up(); - if (type_can_be_null(type)) { - indent(out) << "return this." << field_name << " != null;" << endl; - } else { - indent(out) << "return this.__isset_" << field_name << ";" << endl; - } - indent_down(); - indent(out) << "}" << endl << endl; - } -} - -/** - * Generates a toString() method for the given struct - * - * @param tstruct The struct definition - */ -void t_haxe_generator::generate_haxe_struct_tostring(ofstream& out, t_struct* tstruct) { - out << indent() << "public " - << "function toString() : String {" << endl; - indent_up(); - - out << indent() << "var ret : String = \"" << tstruct->get_name() << "(\";" << endl; - out << indent() << "var first : Bool = true;" << endl << endl; - - const vector<t_field*>& fields = tstruct->get_members(); - vector<t_field*>::const_iterator f_iter; - bool first = true; - for (f_iter = fields.begin(); f_iter != fields.end(); ++f_iter) { - bool could_be_unset = (*f_iter)->get_req() == t_field::T_OPTIONAL; - if (could_be_unset) { - indent(out) << "if (" << generate_isset_check(*f_iter) << ") {" << endl; - indent_up(); - } - - t_field* field = (*f_iter); - - if (!first) { - indent(out) << "if (!first) ret += \", \";" << endl; - } - indent(out) << "ret += \"" << (*f_iter)->get_name() << ":\";" << endl; - bool can_be_null = type_can_be_null(field->get_type()); - if (can_be_null) { - indent(out) << "if (this." << (*f_iter)->get_name() << " == null) {" << endl; - indent(out) << " ret += \"null\";" << endl; - indent(out) << "} else {" << endl; - indent_up(); - } - - if (field->get_type()->is_base_type() && ((t_base_type*)(field->get_type()))->is_binary()) { - indent(out) << " ret += \"BINARY\";" << endl; - } else if (field->get_type()->is_enum()) { - indent(out) << "var " << field->get_name() - << "_name : String = " << get_cap_name(get_enum_class_name(field->get_type())) - << ".VALUES_TO_NAMES[this." << (*f_iter)->get_name() << "];" << endl; - indent(out) << "if (" << field->get_name() << "_name != null) {" << endl; - indent(out) << " ret += " << field->get_name() << "_name;" << endl; - indent(out) << " ret += \" (\";" << endl; - indent(out) << "}" << endl; - indent(out) << "ret += this." << field->get_name() << ";" << endl; - indent(out) << "if (" << field->get_name() << "_name != null) {" << endl; - indent(out) << " ret += \")\";" << endl; - indent(out) << "}" << endl; - } else { - indent(out) << "ret += this." << (*f_iter)->get_name() << ";" << endl; - } - - if (can_be_null) { - indent_down(); - indent(out) << "}" << endl; - } - indent(out) << "first = false;" << endl; - - if (could_be_unset) { - indent_down(); - indent(out) << "}" << endl; - } - first = false; - } - out << indent() << "ret += \")\";" << endl << indent() << "return ret;" << endl; - - indent_down(); - indent(out) << "}" << endl << endl; -} - -/** - * Generates a static map with meta data to store information such as fieldID to - * fieldName mapping - * - * @param tstruct The struct definition - */ -void t_haxe_generator::generate_haxe_meta_data_map(ofstream& out, t_struct* tstruct) { - const vector<t_field*>& fields = tstruct->get_members(); - vector<t_field*>::const_iterator f_iter; - - // Static Map with fieldID -> FieldMetaData mappings - indent(out) << "inline static var metaDataMap : IntMap = new IntMap();" << endl; - - if (fields.size() > 0) { - // Populate map - scope_up(out); - for (f_iter = fields.begin(); f_iter != fields.end(); ++f_iter) { - t_field* field = *f_iter; - std::string field_name = field->get_name(); - indent(out) << "metaDataMap[" << upcase_string(field_name) - << "_FIELD_ID] = new FieldMetaData(\"" << field_name << "\", "; - - // Set field requirement type (required, optional, etc.) - if (field->get_req() == t_field::T_REQUIRED) { - out << "TFieldRequirementType.REQUIRED, "; - } else if (field->get_req() == t_field::T_OPTIONAL) { - out << "TFieldRequirementType.OPTIONAL, "; - } else { - out << "TFieldRequirementType.DEFAULT, "; - } - - // Create value meta data - generate_field_value_meta_data(out, field->get_type()); - out << ");" << endl; - } - scope_down(out); - } -} - -/** - * Returns a string with the haxe representation of the given thrift type - * (e.g. for the type struct it returns "TType.STRUCT") - */ -std::string t_haxe_generator::get_haxe_type_string(t_type* type) { - if (type->is_list()) { - return "TType.LIST"; - } else if (type->is_map()) { - return "TType.MAP"; - } else if (type->is_set()) { - return "TType.SET"; - } else if (type->is_struct() || type->is_xception()) { - return "TType.STRUCT"; - } else if (type->is_enum()) { - return "TType.I32"; - } else if (type->is_typedef()) { - return get_haxe_type_string(((t_typedef*)type)->get_type()); - } else if (type->is_base_type()) { - switch (((t_base_type*)type)->get_base()) { - case t_base_type::TYPE_VOID: - return "TType.VOID"; - break; - case t_base_type::TYPE_STRING: - return "TType.STRING"; - break; - case t_base_type::TYPE_BOOL: - return "TType.BOOL"; - break; - case t_base_type::TYPE_BYTE: - return "TType.BYTE"; - break; - case t_base_type::TYPE_I16: - return "TType.I16"; - break; - case t_base_type::TYPE_I32: - return "TType.I32"; - break; - case t_base_type::TYPE_I64: - return "TType.I64"; - break; - case t_base_type::TYPE_DOUBLE: - return "TType.DOUBLE"; - break; - default: - throw std::runtime_error("Unknown thrift type \"" + type->get_name() - + "\" passed to t_haxe_generator::get_haxe_type_string!"); - break; // This should never happen! - } - } else { - throw std::runtime_error( - "Unknown thrift type \"" + type->get_name() - + "\" passed to t_haxe_generator::get_haxe_type_string!"); // This should never happen! - } -} - -void t_haxe_generator::generate_field_value_meta_data(std::ofstream& out, t_type* type) { - out << endl; - indent_up(); - indent_up(); - if (type->is_struct()) { - indent(out) << "new StructMetaData(TType.STRUCT, " << type_name(type); - } else if (type->is_container()) { - if (type->is_list()) { - indent(out) << "new ListMetaData(TType.LIST, "; - t_type* elem_type = ((t_list*)type)->get_elem_type(); - generate_field_value_meta_data(out, elem_type); - } else if (type->is_set()) { - indent(out) << "new SetMetaData(TType.SET, "; - t_type* elem_type = ((t_list*)type)->get_elem_type(); - generate_field_value_meta_data(out, elem_type); - } else { // map - indent(out) << "new MapMetaData(TType.MAP, "; - t_type* key_type = ((t_map*)type)->get_key_type(); - t_type* val_type = ((t_map*)type)->get_val_type(); - generate_field_value_meta_data(out, key_type); - out << ", "; - generate_field_value_meta_data(out, val_type); - } - } else { - indent(out) << "new FieldValueMetaData(" << get_haxe_type_string(type); - } - out << ")"; - indent_down(); - indent_down(); -} - -/** - * Generates a thrift service. In C++, this comprises an entirely separate - * header and source file. The header file defines the methods and includes - * the data types defined in the main header file, and the implementation - * file contains implementations of the basic printer and default interfaces. - * - * @param tservice The service definition - */ -void t_haxe_generator::generate_service(t_service* tservice) { - // Make interface file - string f_service_name = package_dir_ + "/" + get_cap_name(service_name_) + ".hx"; - f_service_.open(f_service_name.c_str()); - - f_service_ << autogen_comment() << haxe_package() << ";" << endl; - - f_service_ << endl << haxe_type_imports() << haxe_thrift_imports() - << haxe_thrift_gen_imports(tservice); - - if (tservice->get_extends() != NULL) { - t_type* parent = tservice->get_extends(); - string parent_namespace = parent->get_program()->get_namespace("haxe"); - if (!parent_namespace.empty() && parent_namespace != package_name_) { - f_service_ << "import " << type_name(parent) << ";" << endl; - } - } - - f_service_ << endl; - - generate_service_interface(tservice); - - f_service_.close(); - - // Now make the implementation/client file - f_service_name = package_dir_ + "/" + get_cap_name(service_name_) + "Impl.hx"; - f_service_.open(f_service_name.c_str()); - - f_service_ << autogen_comment() << haxe_package() << ";" << endl << endl << haxe_type_imports() - << haxe_thrift_imports() << haxe_thrift_gen_imports(tservice) << endl; - - if (tservice->get_extends() != NULL) { - t_type* parent = tservice->get_extends(); - string parent_namespace = parent->get_program()->get_namespace("haxe"); - if (!parent_namespace.empty() && parent_namespace != package_name_) { - f_service_ << "import " << type_name(parent) << "Impl;" << endl; - } - } - - f_service_ << endl; - - generate_service_client(tservice); - - f_service_.close(); - - // Now make the helper class files - generate_service_helpers(tservice); - - // Now make the processor/server file - f_service_name = package_dir_ + "/" + get_cap_name(service_name_) + "Processor.hx"; - f_service_.open(f_service_name.c_str()); - - f_service_ << autogen_comment() << haxe_package() << ";" << endl << endl << haxe_type_imports() - << haxe_thrift_imports() << haxe_thrift_gen_imports(tservice) << endl; - - if (!package_name_.empty()) { - f_service_ << "import " << package_name_ << ".*;" << endl; - f_service_ << "import " << package_name_ << "." << get_cap_name(service_name_).c_str() - << "Impl;" << endl; - f_service_ << endl; - } - - generate_service_server(tservice); - - f_service_.close(); -} - -/** - * Generates the code snippet for the onSuccess callbacks - * - * @param tfunction The service function to generate code for. - */ -string t_haxe_generator::generate_service_method_onsuccess(t_function* tfunction, - bool as_type, - bool omit_name) { - if (tfunction->is_oneway()) { - return ""; - } - - string name = ""; - if (!omit_name) { - name = "onSuccess"; - if (as_type) { - name += " : "; - } - } - - if (tfunction->get_returntype()->is_void()) { - if (as_type) { - return name + "Void->Void = null"; - } else { - return name + "() : Void"; - } - } - - if (as_type) { - return name + type_name(tfunction->get_returntype()) + "->Void = null"; - } else { - return name + "( retval : " + type_name(tfunction->get_returntype()) + ")"; - } -} - -/** - * Generates a service method header - * - * @param tfunction The service function to generate code for. - */ -void t_haxe_generator::generate_service_method_signature(t_function* tfunction, bool is_interface) { - if (callbacks_) { - generate_service_method_signature_callback(tfunction, is_interface); - } else { - generate_service_method_signature_normal(tfunction, is_interface); - } -} - -/** - * Generates a service method header in "normal" style - * - * @param tfunction The service function to generate code for. - */ -void t_haxe_generator::generate_service_method_signature_normal(t_function* tfunction, - bool is_interface) { - if (is_interface) { - indent(f_service_) << function_signature_normal(tfunction) << ";" << endl << endl; - } else { - indent(f_service_) << "public " << function_signature_normal(tfunction) << " {" << endl; - } -} - -/** - * Generates a service method header in "callback" style - * - * @param tfunction The service function to generate code for. - */ -void t_haxe_generator::generate_service_method_signature_callback(t_function* tfunction, - bool is_interface) { - if (!tfunction->is_oneway()) { - std::string on_success_impl = generate_service_method_onsuccess(tfunction, false, false); - indent(f_service_) << "// function onError(Dynamic) : Void;" << endl; - indent(f_service_) << "// function " << on_success_impl.c_str() << ";" << endl; - } - - if (is_interface) { - indent(f_service_) << function_signature_callback(tfunction) << ";" << endl << endl; - } else { - indent(f_service_) << "public " << function_signature_callback(tfunction) << " {" << endl; - } -} - -/** - * Generates a service interface definition. - * - * @param tservice The service to generate a header definition for - */ -void t_haxe_generator::generate_service_interface(t_service* tservice) { - string extends_iface = ""; - if (tservice->get_extends() != NULL) { - extends_iface = " extends " + tservice->get_extends()->get_name(); - } - - generate_haxe_doc(f_service_, tservice); - // generate_rtti_decoration(f_service_); - not yet, because of - // https://github.com/HaxeFoundation/haxe/issues/3626 - generate_macro_decoration(f_service_); - f_service_ << indent() << "interface " << get_cap_name(service_name_) << extends_iface << " {" - << endl << endl; - indent_up(); - vector<t_function*> functions = tservice->get_functions(); - vector<t_function*>::iterator f_iter; - for (f_iter = functions.begin(); f_iter != functions.end(); ++f_iter) { - generate_haxe_doc(f_service_, *f_iter); - generate_service_method_signature(*f_iter, true); - } - indent_down(); - f_service_ << indent() << "}" << endl << endl; -} - -/** - * Generates structs for all the service args and return types - * - * @param tservice The service - */ -void t_haxe_generator::generate_service_helpers(t_service* tservice) { - f_service_ << endl << endl; - vector<t_function*> functions = tservice->get_functions(); - vector<t_function*>::iterator f_iter; - for (f_iter = functions.begin(); f_iter != functions.end(); ++f_iter) { - t_struct* ts = (*f_iter)->get_arglist(); - generate_haxe_struct(ts, false); - generate_function_helpers(*f_iter); - } -} - -/** - * Generates a service client definition. - * - * @param tservice The service to generate a server for. - */ -void t_haxe_generator::generate_service_client(t_service* tservice) { - string extends = ""; - string extends_client = ""; - if (tservice->get_extends() != NULL) { - extends = get_cap_name(tservice->get_extends()->get_name()); - extends_client = " extends " + extends + "Impl"; - } - - generate_rtti_decoration(f_service_); - // build macro is inherited from interface - indent(f_service_) << "class " << get_cap_name(service_name_) << "Impl" << extends_client - << " implements " << get_cap_name(service_name_) << " {" << endl << endl; - indent_up(); - - indent(f_service_) << "public function new( iprot : TProtocol, oprot : TProtocol = null)" << endl; - scope_up(f_service_); - if (extends.empty()) { - f_service_ << indent() << "iprot_ = iprot;" << endl; - f_service_ << indent() << "if (oprot == null) {" << endl; - indent_up(); - f_service_ << indent() << "oprot_ = iprot;" << endl; - indent_down(); - f_service_ << indent() << "} else {" << endl; - indent_up(); - f_service_ << indent() << "oprot_ = oprot;" << endl; - indent_down(); - f_service_ << indent() << "}" << endl; - } else { - f_service_ << indent() << "super(iprot, oprot);" << endl; - } - scope_down(f_service_); - f_service_ << endl; - - if (extends.empty()) { - f_service_ << indent() << "private var iprot_ : TProtocol;" << endl << indent() - << "private var oprot_ : TProtocol;" << endl << indent() - << "private var seqid_ : Int;" << endl << endl; - - indent(f_service_) << "public function getInputProtocol() : TProtocol" << endl; - scope_up(f_service_); - indent(f_service_) << "return this.iprot_;" << endl; - scope_down(f_service_); - f_service_ << endl; - - indent(f_service_) << "public function getOutputProtocol() : TProtocol" << endl; - scope_up(f_service_); - indent(f_service_) << "return this.oprot_;" << endl; - scope_down(f_service_); - f_service_ << endl; - } - - // Generate client method implementations - vector<t_function*> functions = tservice->get_functions(); - vector<t_function*>::const_iterator f_iter; - for (f_iter = functions.begin(); f_iter != functions.end(); ++f_iter) { - string funname = (*f_iter)->get_name(); - - // Open function - generate_service_method_signature(*f_iter, false); - - indent_up(); - - // Get the struct of function call params - t_struct* arg_struct = (*f_iter)->get_arglist(); - - string argsname = get_cap_name((*f_iter)->get_name() + "_args"); - vector<t_field*>::const_iterator fld_iter; - const vector<t_field*>& fields = arg_struct->get_members(); - - // Serialize the request - string calltype = (*f_iter)->is_oneway() ? "ONEWAY" : "CALL"; - f_service_ << indent() << "oprot_.writeMessageBegin(new TMessage(\"" << funname - << "\", TMessageType." << calltype << ", seqid_));" << endl << indent() - << "var args : " << argsname << " = new " << argsname << "();" << endl; - - for (fld_iter = fields.begin(); fld_iter != fields.end(); ++fld_iter) { - f_service_ << indent() << "args." << (*fld_iter)->get_name() << " = " - << (*fld_iter)->get_name() << ";" << endl; - } - - f_service_ << indent() << "args.write(oprot_);" << endl << indent() - << "oprot_.writeMessageEnd();" << endl; - - if (!((*f_iter)->is_oneway() || (*f_iter)->get_returntype()->is_void())) { - f_service_ << indent() << "var retval : " << type_name((*f_iter)->get_returntype()) << ";" - << endl; - } - - if ((*f_iter)->is_oneway()) { - f_service_ << indent() << "oprot_.getTransport().flush();" << endl; - } else { - indent(f_service_) << "oprot_.getTransport().flush(function(error:Dynamic) : Void {" << endl; - indent_up(); - if (callbacks_) { - indent(f_service_) << "try {" << endl; - indent_up(); - } - string resultname = get_cap_name((*f_iter)->get_name() + "_result"); - indent(f_service_) << "if (error != null) {" << endl; - indent_up(); - if (callbacks_) { - indent(f_service_) << "if (onError != null) onError(error);" << endl; - indent(f_service_) << "return;" << endl; - } else { - indent(f_service_) << "throw error;" << endl; - } - indent_down(); - indent(f_service_) << "}" << endl; - indent(f_service_) << "var msg : TMessage = iprot_.readMessageBegin();" << endl; - indent(f_service_) << "if (msg.type == TMessageType.EXCEPTION) {" << endl; - indent_up(); - indent(f_service_) << "var x = TApplicationException.read(iprot_);" << endl; - indent(f_service_) << "iprot_.readMessageEnd();" << endl; - if (callbacks_) { - indent(f_service_) << "if (onError != null) onError(x);" << endl; - indent(f_service_) << "return;" << endl; - } else { - indent(f_service_) << "throw x;" << endl; - } - indent_down(); - indent(f_service_) << "}" << endl; - indent(f_service_) << "var result : " << resultname << " = new " << resultname << "();" - << endl; - indent(f_service_) << "result.read(iprot_);" << endl; - indent(f_service_) << "iprot_.readMessageEnd();" << endl; - - // Careful, only return _result if not a void function - if (!(*f_iter)->get_returntype()->is_void()) { - indent(f_service_) << "if (result." << generate_isset_check("success") << ") {" << endl; - indent_up(); - if (callbacks_) { - indent(f_service_) << "if (onSuccess != null) onSuccess(result.success);" << endl; - indent(f_service_) << "return;" << endl; - } else { - indent(f_service_) << "retval = result.success;" << endl; - indent(f_service_) << "return;" << endl; - } - indent_down(); - indent(f_service_) << "}" << endl; - } - - t_struct* xs = (*f_iter)->get_xceptions(); - const std::vector<t_field*>& xceptions = xs->get_members(); - vector<t_field*>::const_iterator x_iter; - for (x_iter = xceptions.begin(); x_iter != xceptions.end(); ++x_iter) { - indent(f_service_) << "if (result." << (*x_iter)->get_name() << " != null) {" << endl; - indent_up(); - if (callbacks_) { - indent(f_service_) << "if (onError != null) onError(result." << (*x_iter)->get_name() - << ");" << endl; - indent(f_service_) << "return;" << endl; - } else { - indent(f_service_) << "throw result." << (*x_iter)->get_name() << ";" << endl; - } - indent_down(); - indent(f_service_) << "}" << endl; - } - - // If you get here it's an exception, unless a void function - if ((*f_iter)->get_returntype()->is_void()) { - if (callbacks_) { - indent(f_service_) << "if (onSuccess != null) onSuccess();" << endl; - } - indent(f_service_) << "return;" << endl; - } else { - if (callbacks_) { - indent(f_service_) << "if (onError != null)" << endl; - indent_up(); - indent(f_service_) - << "onError( new TApplicationException(TApplicationException.MISSING_RESULT," << endl; - indent(f_service_) << " \"" << (*f_iter)->get_name() - << " failed: unknown result\"));" << endl; - indent_down(); - } else { - indent(f_service_) - << "throw new TApplicationException(TApplicationException.MISSING_RESULT," << endl; - indent(f_service_) << " \"" << (*f_iter)->get_name() - << " failed: unknown result\");" << endl; - } - } - - if (callbacks_) { - indent_down(); - indent(f_service_) << "} catch( e : TException) {" << endl; - indent_up(); - indent(f_service_) << "if (onError != null) onError(e);" << endl; - indent_down(); - indent(f_service_) << "}" << endl; - } - - indent_down(); - indent(f_service_) << "});" << endl; - } - - if (!((*f_iter)->is_oneway() || (*f_iter)->get_returntype()->is_void())) { - f_service_ << indent() << "return retval;" << endl; - } - - // Close function - scope_down(f_service_); - f_service_ << endl; - } - - indent_down(); - indent(f_service_) << "}" << endl; -} - -/** - * Generates a service server definition. - * - * @param tservice The service to generate a server for. - */ -void t_haxe_generator::generate_service_server(t_service* tservice) { - // Generate the dispatch methods - vector<t_function*> functions = tservice->get_functions(); - vector<t_function*>::iterator f_iter; - - // Extends stuff - string extends = ""; - string extends_processor = ""; - if (tservice->get_extends() != NULL) { - extends = get_cap_name(type_name(tservice->get_extends())); - extends_processor = " extends " + extends + "Processor"; - } - - // Generate the header portion - generate_rtti_decoration(f_service_); - generate_macro_decoration(f_service_); - indent(f_service_) << "class " << get_cap_name(service_name_) << "Processor" << extends_processor - << " implements TProcessor {" << endl << endl; - indent_up(); - - f_service_ << indent() << "private var " << get_cap_name(service_name_) - << "_iface_ : " << get_cap_name(service_name_) << ";" << endl; - - if (extends.empty()) { - f_service_ << indent() - << "private var PROCESS_MAP = new StringMap< Int->TProtocol->TProtocol->Void >();" - << endl; - } - - f_service_ << endl; - - indent(f_service_) << "public function new( iface : " << get_cap_name(service_name_) << ")" - << endl; - scope_up(f_service_); - if (!extends.empty()) { - f_service_ << indent() << "super(iface);" << endl; - } - f_service_ << indent() << get_cap_name(service_name_) << "_iface_ = iface;" << endl; - - for (f_iter = functions.begin(); f_iter != functions.end(); ++f_iter) { - f_service_ << indent() << "PROCESS_MAP.set(\"" << (*f_iter)->get_name() << "\", " - << (*f_iter)->get_name() << "());" << endl; - } - - scope_down(f_service_); - f_service_ << endl; - - // Generate the server implementation - string override = ""; - if (tservice->get_extends() != NULL) { - override = "override "; - } - indent(f_service_) << override - << "public function process( iprot : TProtocol, oprot : TProtocol) : Bool" - << endl; - scope_up(f_service_); - - f_service_ << indent() << "var msg : TMessage = iprot.readMessageBegin();" << endl; - - // TODO(mcslee): validate message, was the seqid etc. legit? - // AS- If all method is oneway: - // do you have an oprot? - // do you you need nullcheck? - f_service_ - << indent() << "var fn = PROCESS_MAP.get(msg.name);" << endl << indent() - << "if (fn == null) {" << endl << indent() << " TProtocolUtil.skip(iprot, TType.STRUCT);" - << endl << indent() << " iprot.readMessageEnd();" << endl << indent() - << " var x = new TApplicationException(TApplicationException.UNKNOWN_METHOD, \"Invalid " - "method name: '\"+msg.name+\"'\");" << endl << indent() - << " oprot.writeMessageBegin(new TMessage(msg.name, TMessageType.EXCEPTION, msg.seqid));" - << endl << indent() << " x.write(oprot);" << endl << indent() << " oprot.writeMessageEnd();" - << endl << indent() << " oprot.getTransport().flush();" << endl << indent() - << " return true;" << endl << indent() << "}" << endl << indent() - << "fn( msg.seqid, iprot, oprot);" << endl; - - f_service_ << indent() << "return true;" << endl; - - scope_down(f_service_); - f_service_ << endl; - - // Generate the process subfunctions - for (f_iter = functions.begin(); f_iter != functions.end(); ++f_iter) { - generate_process_function(tservice, *f_iter); - } - - indent_down(); - indent(f_service_) << "}" << endl << endl; -} - -/** - * Generates a struct and helpers for a function. - * - * @param tfunction The function - */ -void t_haxe_generator::generate_function_helpers(t_function* tfunction) { - if (tfunction->is_oneway()) { - return; - } - - string resultname = get_cap_name(tfunction->get_name() + "_result"); - t_struct result(program_, resultname); - t_field success(tfunction->get_returntype(), "success", 0); - if (!tfunction->get_returntype()->is_void()) { - result.append(&success); - } - - t_struct* xs = tfunction->get_xceptions(); - const vector<t_field*>& fields = xs->get_members(); - vector<t_field*>::const_iterator f_iter; - for (f_iter = fields.begin(); f_iter != fields.end(); ++f_iter) { - result.append(*f_iter); - } - - generate_haxe_struct(&result, false, true); -} - -/** - * Generates a process function definition. - * - * @param tfunction The function to write a dispatcher for - */ -void t_haxe_generator::generate_process_function(t_service* tservice, t_function* tfunction) { - (void)tservice; - // Open class - indent(f_service_) << "private function " << tfunction->get_name() - << "() : Int->TProtocol->TProtocol->Void {" << endl; - indent_up(); - - // Open function - indent(f_service_) << "return function( seqid : Int, iprot : TProtocol, oprot : TProtocol) : Void" - << endl; - scope_up(f_service_); - - string argsname = get_cap_name(tfunction->get_name() + "_args"); - string resultname = get_cap_name(tfunction->get_name() + "_result"); - - f_service_ << indent() << "var args : " << argsname << " = new " << argsname << "();" << endl - << indent() << "args.read(iprot);" << endl << indent() << "iprot.readMessageEnd();" - << endl; - - t_struct* xs = tfunction->get_xceptions(); - const std::vector<t_field*>& xceptions = xs->get_members(); - vector<t_field*>::const_iterator x_iter; - - // Declare result for non oneway function - if (!tfunction->is_oneway()) { - f_service_ << indent() << "var result : " << resultname << " = new " << resultname << "();" - << endl; - } - - // Try block for any function to catch (defined or undefined) exceptions - f_service_ << indent() << "try {" << endl; - indent_up(); - - if (callbacks_) { - // callback function style onError/onSuccess - - // Generate the function call - t_struct* arg_struct = tfunction->get_arglist(); - const std::vector<t_field*>& fields = arg_struct->get_members(); - vector<t_field*>::const_iterator f_iter; - - f_service_ << indent(); - f_service_ << get_cap_name(service_name_) << "_iface_." << tfunction->get_name() << "("; - bool first = true; - for (f_iter = fields.begin(); f_iter != fields.end(); ++f_iter) { - if (first) { - first = false; - } else { - f_service_ << ", "; - } - f_service_ << "args." << (*f_iter)->get_name(); - } - - if (tfunction->is_oneway()) { - f_service_ << ");" << endl; - } else { - if (first) { - first = false; - } else { - f_service_ << ", "; - } - string on_success = generate_service_method_onsuccess(tfunction, false, true); - indent_up(); - f_service_ << endl; - indent(f_service_) << "null, // errors are thrown by the handler" << endl; - if (tfunction->get_returntype()->is_void()) { - indent(f_service_) << "null); // no retval" << endl; - } else { - indent(f_service_) << "function" << on_success.c_str() << " {" << endl; - if (!tfunction->get_returntype()->is_void()) { - indent_up(); - indent(f_service_) << "result.success = retval;" << endl; - indent_down(); - } - indent(f_service_) << "});" << endl; - } - indent_down(); - } - - } else { - // normal function():result style - - // Generate the function call - t_struct* arg_struct = tfunction->get_arglist(); - const std::vector<t_field*>& fields = arg_struct->get_members(); - vector<t_field*>::const_iterator f_iter; - - f_service_ << indent(); - if (!(tfunction->is_oneway() || tfunction->get_returntype()->is_void())) { - f_service_ << "result.success = "; - } - f_service_ << get_cap_name(service_name_) << "_iface_." << tfunction->get_name() << "("; - bool first = true; - for (f_iter = fields.begin(); f_iter != fields.end(); ++f_iter) { - if (first) { - first = false; - } else { - f_service_ << ", "; - } - f_service_ << "args." << (*f_iter)->get_name(); - } - f_service_ << ");" << endl; - } - - indent_down(); - f_service_ << indent() << "}"; - if (!tfunction->is_oneway()) { - // catch exceptions defined in the IDL - for (x_iter = xceptions.begin(); x_iter != xceptions.end(); ++x_iter) { - f_service_ << " catch (" << (*x_iter)->get_name() << ":" - << get_cap_name(type_name((*x_iter)->get_type(), false, false)) << ") {" << endl; - if (!tfunction->is_oneway()) { - indent_up(); - f_service_ << indent() << "result." << (*x_iter)->get_name() << " = " - << (*x_iter)->get_name() << ";" << endl; - indent_down(); - f_service_ << indent() << "}"; - } else { - f_service_ << "}"; - } - } - } - - // always catch all exceptions to prevent from service denial - f_service_ << " catch (th : Dynamic) {" << endl; - indent_up(); - indent(f_service_) << "trace(\"Internal error processing " << tfunction->get_name() << "\", th);" - << endl; - if (!tfunction->is_oneway()) { - indent(f_service_) << "var x = new TApplicationException(TApplicationException.INTERNAL_ERROR, " - "\"Internal error processing " << tfunction->get_name() << "\");" << endl; - indent(f_service_) << "oprot.writeMessageBegin(new TMessage(\"" << tfunction->get_name() - << "\", TMessageType.EXCEPTION, seqid));" << endl; - indent(f_service_) << "x.write(oprot);" << endl; - indent(f_service_) << "oprot.writeMessageEnd();" << endl; - indent(f_service_) << "oprot.getTransport().flush();" << endl; - } - indent(f_service_) << "return;" << endl; - indent_down(); - f_service_ << indent() << "}" << endl; - - // Shortcut out here for oneway functions - if (tfunction->is_oneway()) { - f_service_ << indent() << "return;" << endl; - scope_down(f_service_); - - // Close class - indent_down(); - f_service_ << indent() << "}" << endl << endl; - return; - } - - f_service_ << indent() << "oprot.writeMessageBegin(new TMessage(\"" << tfunction->get_name() - << "\", TMessageType.REPLY, seqid));" << endl << indent() << "result.write(oprot);" - << endl << indent() << "oprot.writeMessageEnd();" << endl << indent() - << "oprot.getTransport().flush();" << endl; - - // Close function - scope_down(f_service_); - f_service_ << endl; - - // Close class - indent_down(); - f_service_ << indent() << "}" << endl << endl; -} - -/** - * Deserializes a field of any type. - * - * @param tfield The field - * @param prefix The variable name or container for this field - */ -void t_haxe_generator::generate_deserialize_field(ofstream& out, t_field* tfield, string prefix) { - t_type* type = get_true_type(tfield->get_type()); - - if (type->is_void()) { - throw "CANNOT GENERATE DESERIALIZE CODE FOR void TYPE: " + prefix + tfield->get_name(); - } - - string name = prefix + tfield->get_name(); - - if (type->is_struct() || type->is_xception()) { - generate_deserialize_struct(out, (t_struct*)type, name); - } else if (type->is_container()) { - generate_deserialize_container(out, type, name); - } else if (type->is_base_type() || type->is_enum()) { - - indent(out) << name << " = iprot."; - - if (type->is_base_type()) { - t_base_type::t_base tbase = ((t_base_type*)type)->get_base(); - switch (tbase) { - case t_base_type::TYPE_VOID: - throw "compiler error: cannot serialize void field in a struct: " + name; - break; - case t_base_type::TYPE_STRING: - if (((t_base_type*)type)->is_binary()) { - out << "readBinary();"; - } else { - out << "readString();"; - } - break; - case t_base_type::TYPE_BOOL: - out << "readBool();"; - break; - case t_base_type::TYPE_BYTE: - out << "readByte();"; - break; - case t_base_type::TYPE_I16: - out << "readI16();"; - break; - case t_base_type::TYPE_I32: - out << "readI32();"; - break; - case t_base_type::TYPE_I64: - out << "readI64();"; - break; - case t_base_type::TYPE_DOUBLE: - out << "readDouble();"; - break; - default: - throw "compiler error: no Haxe name for base type " + t_base_type::t_base_name(tbase); - } - } else if (type->is_enum()) { - out << "readI32();"; - } - out << endl; - } else { - printf("DO NOT KNOW HOW TO DESERIALIZE FIELD '%s' TYPE '%s'\n", - tfield->get_name().c_str(), - type_name(type).c_str()); - } -} - -/** - * Generates an unserializer for a struct, invokes read() - */ -void t_haxe_generator::generate_deserialize_struct(ofstream& out, - t_struct* tstruct, - string prefix) { - out << indent() << prefix << " = new " << get_cap_name(type_name(tstruct)) << "();" << endl - << indent() << prefix << ".read(iprot);" << endl; -} - -/** - * Deserializes a container by reading its size and then iterating - */ -void t_haxe_generator::generate_deserialize_container(ofstream& out, t_type* ttype, string prefix) { - scope_up(out); - - string obj; - - if (ttype->is_map()) { - obj = tmp("_map"); - } else if (ttype->is_set()) { - obj = tmp("_set"); - } else if (ttype->is_list()) { - obj = tmp("_list"); - } - - // Declare variables, read header - if (ttype->is_map()) { - indent(out) << "var " << obj << " = iprot.readMapBegin();" << endl; - } else if (ttype->is_set()) { - indent(out) << "var " << obj << " = iprot.readSetBegin();" << endl; - } else if (ttype->is_list()) { - indent(out) << "var " << obj << " = iprot.readListBegin();" << endl; - } - - indent(out) << prefix << " = new " << type_name(ttype, false, true) - // size the collection correctly - << "(" - << ");" << endl; - - // For loop iterates over elements - string i = tmp("_i"); - indent(out) << "for( " << i << " in 0 ... " << obj << ".size)" << endl; - - scope_up(out); - - if (ttype->is_map()) { - generate_deserialize_map_element(out, (t_map*)ttype, prefix); - } else if (ttype->is_set()) { - generate_deserialize_set_element(out, (t_set*)ttype, prefix); - } else if (ttype->is_list()) { - generate_deserialize_list_element(out, (t_list*)ttype, prefix); - } - - scope_down(out); - - // Read container end - if (ttype->is_map()) { - indent(out) << "iprot.readMapEnd();" << endl; - } else if (ttype->is_set()) { - indent(out) << "iprot.readSetEnd();" << endl; - } else if (ttype->is_list()) { - indent(out) << "iprot.readListEnd();" << endl; - } - - scope_down(out); -} - -/** - * Generates code to deserialize a map - */ -void t_haxe_generator::generate_deserialize_map_element(ofstream& out, t_map* tmap, string prefix) { - string key = tmp("_key"); - string val = tmp("_val"); - t_field fkey(tmap->get_key_type(), key); - t_field fval(tmap->get_val_type(), val); - - indent(out) << declare_field(&fkey) << endl; - indent(out) << declare_field(&fval) << endl; - - generate_deserialize_field(out, &fkey); - generate_deserialize_field(out, &fval); - - indent(out) << prefix << ".set( " << key << ", " << val << ");" << endl; -} - -/** - * Deserializes a set element - */ -void t_haxe_generator::generate_deserialize_set_element(ofstream& out, t_set* tset, string prefix) { - string elem = tmp("_elem"); - t_field felem(tset->get_elem_type(), elem); - - indent(out) << declare_field(&felem) << endl; - - generate_deserialize_field(out, &felem); - - indent(out) << prefix << ".add(" << elem << ");" << endl; -} - -/** - * Deserializes a list element - */ -void t_haxe_generator::generate_deserialize_list_element(ofstream& out, - t_list* tlist, - string prefix) { - string elem = tmp("_elem"); - t_field felem(tlist->get_elem_type(), elem); - - indent(out) << declare_field(&felem) << endl; - - generate_deserialize_field(out, &felem); - - indent(out) << prefix << ".add(" << elem << ");" << endl; -} - -/** - * Serializes a field of any type. - * - * @param tfield The field to serialize - * @param prefix Name to prepend to field name - */ -void t_haxe_generator::generate_serialize_field(ofstream& out, t_field* tfield, string prefix) { - t_type* type = get_true_type(tfield->get_type()); - - // Do nothing for void types - if (type->is_void()) { - throw "CANNOT GENERATE SERIALIZE CODE FOR void TYPE: " + prefix + tfield->get_name(); - } - - if (type->is_struct() || type->is_xception()) { - generate_serialize_struct(out, (t_struct*)type, prefix + tfield->get_name()); - } else if (type->is_container()) { - generate_serialize_container(out, type, prefix + tfield->get_name()); - } else if (type->is_base_type() || type->is_enum()) { - - string name = prefix + tfield->get_name(); - indent(out) << "oprot."; - - if (type->is_base_type()) { - t_base_type::t_base tbase = ((t_base_type*)type)->get_base(); - switch (tbase) { - case t_base_type::TYPE_VOID: - throw "compiler error: cannot serialize void field in a struct: " + name; - break; - case t_base_type::TYPE_STRING: - if (((t_base_type*)type)->is_binary()) { - out << "writeBinary(" << name << ");"; - } else { - out << "writeString(" << name << ");"; - } - break; - case t_base_type::TYPE_BOOL: - out << "writeBool(" << name << ");"; - break; - case t_base_type::TYPE_BYTE: - out << "writeByte(" << name << ");"; - break; - case t_base_type::TYPE_I16: - out << "writeI16(" << name << ");"; - break; - case t_base_type::TYPE_I32: - out << "writeI32(" << name << ");"; - break; - case t_base_type::TYPE_I64: - out << "writeI64(" << name << ");"; - break; - case t_base_type::TYPE_DOUBLE: - out << "writeDouble(" << name << ");"; - break; - default: - throw "compiler error: no Haxe name for base type " + t_base_type::t_base_name(tbase); - } - } else if (type->is_enum()) { - out << "writeI32(" << name << ");"; - } - out << endl; - } else { - printf("DO NOT KNOW HOW TO SERIALIZE FIELD '%s%s' TYPE '%s'\n", - prefix.c_str(), - tfield->get_name().c_str(), - type_name(type).c_str()); - } -} - -/** - * Serializes all the members of a struct. - * - * @param tstruct The struct to serialize - * @param prefix String prefix to attach to all fields - */ -void t_haxe_generator::generate_serialize_struct(ofstream& out, t_struct* tstruct, string prefix) { - (void)tstruct; - out << indent() << prefix << ".write(oprot);" << endl; -} - -/** - * Serializes a container by writing its size then the elements. - * - * @param ttype The type of container - * @param prefix String prefix for fields - */ -void t_haxe_generator::generate_serialize_container(ofstream& out, t_type* ttype, string prefix) { - scope_up(out); - - if (ttype->is_map()) { - string iter = tmp("_key"); - string counter = tmp("_sizeCounter"); - indent(out) << "var " << counter << " : Int = 0;" << endl; - indent(out) << "for( " << iter << " in " << prefix << ") {" << endl; - indent(out) << " " << counter << +"++;" << endl; - indent(out) << "}" << endl; - - indent(out) << "oprot.writeMapBegin(new TMap(" << type_to_enum(((t_map*)ttype)->get_key_type()) - << ", " << type_to_enum(((t_map*)ttype)->get_val_type()) << ", " << counter << "));" - << endl; - } else if (ttype->is_set()) { - indent(out) << "oprot.writeSetBegin(new TSet(" << type_to_enum(((t_set*)ttype)->get_elem_type()) - << ", " << prefix << ".size));" << endl; - } else if (ttype->is_list()) { - indent(out) << "oprot.writeListBegin(new TList(" - << type_to_enum(((t_list*)ttype)->get_elem_type()) << ", " << prefix << ".length));" - << endl; - } - - string iter = tmp("elem"); - if (ttype->is_map()) { - indent(out) << "for( " << iter << " in " << prefix << ".keys())" << endl; - } else if (ttype->is_set()) { - indent(out) << "for( " << iter << " in " << prefix << ".toArray())" << endl; - } else if (ttype->is_list()) { - indent(out) << "for( " << iter << " in " << prefix << ")" << endl; - } - - scope_up(out); - - if (ttype->is_map()) { - generate_serialize_map_element(out, (t_map*)ttype, iter, prefix); - } else if (ttype->is_set()) { - generate_serialize_set_element(out, (t_set*)ttype, iter); - } else if (ttype->is_list()) { - generate_serialize_list_element(out, (t_list*)ttype, iter); - } - - scope_down(out); - - if (ttype->is_map()) { - indent(out) << "oprot.writeMapEnd();" << endl; - } else if (ttype->is_set()) { - indent(out) << "oprot.writeSetEnd();" << endl; - } else if (ttype->is_list()) { - indent(out) << "oprot.writeListEnd();" << endl; - } - - scope_down(out); -} - -/** - * Serializes the members of a map. - */ -void t_haxe_generator::generate_serialize_map_element(ofstream& out, - t_map* tmap, - string iter, - string map) { - t_field kfield(tmap->get_key_type(), iter); - generate_serialize_field(out, &kfield, ""); - t_field vfield(tmap->get_val_type(), map + ".get(" + iter
<TRUNCATED>
