You are viewing a plain text version of this content. The canonical link for it is here.
Posted to commits@hawq.apache.org by ml...@apache.org on 2016/09/08 02:08:02 UTC
[29/70] [partial] incubator-hawq git commit: HAWQ-959. revert thrift
build commands.
http://git-wip-us.apache.org/repos/asf/incubator-hawq/blob/72ea8afd/depends/thirdparty/thrift/compiler/cpp/src/generate/t_json_generator.cc
----------------------------------------------------------------------
diff --git a/depends/thirdparty/thrift/compiler/cpp/src/generate/t_json_generator.cc b/depends/thirdparty/thrift/compiler/cpp/src/generate/t_json_generator.cc
deleted file mode 100644
index 3f44a82..0000000
--- a/depends/thirdparty/thrift/compiler/cpp/src/generate/t_json_generator.cc
+++ /dev/null
@@ -1,717 +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.
- *
- * Contains some contributions under the Thrift Software License.
- * Please see doc/old-thrift-license.txt in the Thrift distribution for
- * details.
- */
-
-#include <fstream>
-#include <iostream>
-#include <sstream>
-#include <limits>
-
-#include <stdlib.h>
-#include <sys/stat.h>
-#include <sstream>
-
-#include "t_generator.h"
-#include "platform.h"
-
-using std::map;
-using std::ofstream;
-using std::ostream;
-using std::ostringstream;
-using std::string;
-using std::stringstream;
-using std::vector;
-using std::stack;
-
-static const string endl = "\n";
-static const string quot = "\"";
-static const bool NO_INDENT = false;
-static const bool FORCE_STRING = true;
-
-class t_json_generator : public t_generator {
-public:
- t_json_generator(t_program* program,
- const std::map<std::string, std::string>& parsed_options,
- const std::string& option_string)
- : t_generator(program) {
- (void)parsed_options;
- (void)option_string;
- out_dir_base_ = "gen-json";
-
- std::map<std::string, std::string>::const_iterator iter;
- iter = parsed_options.find("merge");
- should_merge_includes_ = (iter != parsed_options.end());
- }
-
- virtual ~t_json_generator() {}
-
- /**
- * Init and close methods
- */
-
- void init_generator();
- void close_generator();
-
- void generate_typedef(t_typedef* ttypedef);
- void generate_enum(t_enum* tenum);
- void generate_program();
- void generate_function(t_function* tfunc);
- void generate_field(t_field* field);
-
- void generate_service(t_service* tservice);
- void generate_struct(t_struct* tstruct);
-
-private:
- bool should_merge_includes_;
-
- std::ofstream f_json_;
- std::stack<bool> comma_needed_;
-
- template <typename T>
- string number_to_string(T t) {
- std::ostringstream out;
- out.imbue(std::locale::classic());
- out.precision(std::numeric_limits<T>::digits10);
- out << t;
- return out.str();
- }
-
- template <typename T>
- void write_number(T n) {
- f_json_ << number_to_string(n);
- }
-
- string get_type_name(t_type* ttype);
- string get_qualified_name(t_type* ttype);
-
- void start_object(bool should_indent = true);
- void start_array();
- void end_object();
- void end_array();
- void write_comma_if_needed();
- void indicate_comma_needed();
- string escape_json_string(const string& input);
- string json_str(const string& str);
- void merge_includes(t_program*);
-
- void generate_constant(t_const* con);
-
- void write_type_spec_entry(const char* name, t_type* ttype);
- void write_type_spec_object(const char* name, t_type* ttype);
- void write_type_spec(t_type* ttype);
- void write_string(const string& value);
- void write_value(t_type* tvalue);
- void write_const_value(t_const_value* value, bool force_string = false);
- void write_key_and(string key);
- void write_key_and_string(string key, string val);
- void write_key_and_integer(string key, int val);
- void write_key_and_bool(string key, bool val);
-};
-
-void t_json_generator::init_generator() {
- MKDIR(get_out_dir().c_str());
-
- string f_json_name = get_out_dir() + program_->get_name() + ".json";
- f_json_.open(f_json_name.c_str());
-
- // Merge all included programs into this one so we can output one big file.
- if (should_merge_includes_) {
- merge_includes(program_);
- }
-}
-
-string t_json_generator::escape_json_string(const string& input) {
- std::ostringstream ss;
- for (std::string::const_iterator iter = input.begin(); iter != input.end(); iter++) {
- switch (*iter) {
- case '\\':
- ss << "\\\\";
- break;
- case '"':
- ss << "\\\"";
- break;
- case '/':
- ss << "\\/";
- break;
- case '\b':
- ss << "\\b";
- break;
- case '\f':
- ss << "\\f";
- break;
- case '\n':
- ss << "\\n";
- break;
- case '\r':
- ss << "\\r";
- break;
- case '\t':
- ss << "\\t";
- break;
- default:
- ss << *iter;
- break;
- }
- }
- return ss.str();
-}
-
-void t_json_generator::start_object(bool should_indent) {
- f_json_ << (should_indent ? indent() : "") << "{" << endl;
- indent_up();
- comma_needed_.push(false);
-}
-
-void t_json_generator::start_array() {
- f_json_ << "[" << endl;
- indent_up();
- comma_needed_.push(false);
-}
-
-void t_json_generator::write_comma_if_needed() {
- if (comma_needed_.top()) {
- f_json_ << "," << endl;
- }
-}
-
-void t_json_generator::indicate_comma_needed() {
- comma_needed_.pop();
- comma_needed_.push(true);
-}
-
-void t_json_generator::write_key_and(string key) {
- write_comma_if_needed();
- indent(f_json_) << json_str(key) << ": ";
- indicate_comma_needed();
-}
-
-void t_json_generator::write_key_and_integer(string key, int val) {
- write_comma_if_needed();
- indent(f_json_) << json_str(key) << ": " << number_to_string(val);
- indicate_comma_needed();
-}
-
-void t_json_generator::write_key_and_string(string key, string val) {
- write_comma_if_needed();
- indent(f_json_) << json_str(key) << ": " << json_str(val);
- indicate_comma_needed();
-}
-
-void t_json_generator::write_key_and_bool(string key, bool val) {
- write_comma_if_needed();
- indent(f_json_) << json_str(key) << ": " << (val ? "true" : "false");
- indicate_comma_needed();
-}
-
-void t_json_generator::end_object() {
- indent_down();
- f_json_ << endl << indent() << "}";
- comma_needed_.pop();
-}
-
-void t_json_generator::end_array() {
- indent_down();
- if (comma_needed_.top()) {
- f_json_ << endl;
- }
- indent(f_json_) << "]";
- comma_needed_.pop();
-}
-
-void t_json_generator::write_type_spec_object(const char* name, t_type* ttype) {
- ttype = ttype->get_true_type();
- if (ttype->is_struct() || ttype->is_xception() || ttype->is_container()) {
- write_key_and(name);
- start_object(NO_INDENT);
- write_key_and("typeId");
- write_type_spec(ttype);
- end_object();
- }
-}
-
-void t_json_generator::write_type_spec_entry(const char* name, t_type* ttype) {
- write_key_and(name);
- write_type_spec(ttype);
-}
-
-void t_json_generator::write_type_spec(t_type* ttype) {
- ttype = ttype->get_true_type();
-
- write_string(get_type_name(ttype));
-
- if (ttype->is_struct() || ttype->is_xception()) {
- write_key_and_string("class", get_qualified_name(ttype));
- } else if (ttype->is_map()) {
- t_type* ktype = ((t_map*)ttype)->get_key_type();
- t_type* vtype = ((t_map*)ttype)->get_val_type();
- write_key_and_string("keyTypeId", get_type_name(ktype));
- write_key_and_string("valueTypeId", get_type_name(vtype));
- write_type_spec_object("keyType", ktype);
- write_type_spec_object("valueType", vtype);
- } else if (ttype->is_list() || ttype->is_set()) {
- t_type* etype = ((t_list*)ttype)->get_elem_type();
- write_key_and_string("elemTypeId", get_type_name(etype));
- write_type_spec_object("elemType", etype);
- }
-}
-
-void t_json_generator::close_generator() {
- f_json_ << endl;
- f_json_.close();
-}
-
-void t_json_generator::merge_includes(t_program* program) {
- vector<t_program*> includes = program->get_includes();
- vector<t_program*>::iterator inc_iter;
- for (inc_iter = includes.begin(); inc_iter != includes.end(); ++inc_iter) {
- t_program* include = *inc_iter;
- // recurse in case we get crazy
- merge_includes(include);
- // merge enums
- vector<t_enum*> enums = include->get_enums();
- vector<t_enum*>::iterator en_iter;
- for (en_iter = enums.begin(); en_iter != enums.end(); ++en_iter) {
- program->add_enum(*en_iter);
- }
- // merge typedefs
- vector<t_typedef*> typedefs = include->get_typedefs();
- vector<t_typedef*>::iterator td_iter;
- for (td_iter = typedefs.begin(); td_iter != typedefs.end(); ++td_iter) {
- program->add_typedef(*td_iter);
- }
- // merge structs
- vector<t_struct*> objects = include->get_objects();
- vector<t_struct*>::iterator o_iter;
- for (o_iter = objects.begin(); o_iter != objects.end(); ++o_iter) {
- program->add_struct(*o_iter);
- }
- // merge constants
- vector<t_const*> consts = include->get_consts();
- vector<t_const*>::iterator c_iter;
- for (c_iter = consts.begin(); c_iter != consts.end(); ++c_iter) {
- program->add_const(*c_iter);
- }
-
- // merge services
- vector<t_service*> services = include->get_services();
- vector<t_service*>::iterator sv_iter;
- for (sv_iter = services.begin(); sv_iter != services.end(); ++sv_iter) {
- program->add_service(*sv_iter);
- }
- }
-}
-
-void t_json_generator::generate_program() {
-
- init_generator();
-
- start_object();
- write_key_and_string("name", program_->get_name());
- if (program_->has_doc()) {
- write_key_and_string("doc", program_->get_doc());
- }
-
- // When merging includes, the "namespaces" and "includes" sections
- // become ambiguous, so just skip them.
- if (!should_merge_includes_) {
- // Generate namespaces
- write_key_and("namespaces");
- start_object(NO_INDENT);
- const map<string, string>& namespaces = program_->get_namespaces();
- map<string, string>::const_iterator ns_it;
- for (ns_it = namespaces.begin(); ns_it != namespaces.end(); ++ns_it) {
- write_key_and_string(ns_it->first, ns_it->second);
- indicate_comma_needed();
- }
- end_object();
-
- // Generate includes
- write_key_and("includes");
- start_array();
- const vector<t_program*> includes = program_->get_includes();
- vector<t_program*>::const_iterator inc_it;
- for (inc_it = includes.begin(); inc_it != includes.end(); ++inc_it) {
- write_comma_if_needed();
- write_string((*inc_it)->get_name());
- indicate_comma_needed();
- }
- end_array();
- }
-
- // Generate enums
- write_key_and("enums");
- start_array();
- vector<t_enum*> enums = program_->get_enums();
- vector<t_enum*>::iterator en_iter;
- for (en_iter = enums.begin(); en_iter != enums.end(); ++en_iter) {
- write_comma_if_needed();
- generate_enum(*en_iter);
- indicate_comma_needed();
- }
- end_array();
-
- // Generate typedefs
- write_key_and("typedefs");
- start_array();
- vector<t_typedef*> typedefs = program_->get_typedefs();
- vector<t_typedef*>::iterator td_iter;
- for (td_iter = typedefs.begin(); td_iter != typedefs.end(); ++td_iter) {
- write_comma_if_needed();
- generate_typedef(*td_iter);
- indicate_comma_needed();
- }
- end_array();
-
- // Generate structs, exceptions, and unions in declared order
- write_key_and("structs");
- start_array();
- vector<t_struct*> objects = program_->get_objects();
- vector<t_struct*>::iterator o_iter;
- for (o_iter = objects.begin(); o_iter != objects.end(); ++o_iter) {
- write_comma_if_needed();
- if ((*o_iter)->is_xception()) {
- generate_xception(*o_iter);
- } else {
- generate_struct(*o_iter);
- }
- indicate_comma_needed();
- }
- end_array();
-
- // Generate constants
- write_key_and("constants");
- start_array();
- vector<t_const*> consts = program_->get_consts();
- vector<t_const*>::iterator c_iter;
- for (c_iter = consts.begin(); c_iter != consts.end(); ++c_iter) {
- write_comma_if_needed();
- generate_constant(*c_iter);
- indicate_comma_needed();
- }
- end_array();
-
- // Generate services
- write_key_and("services");
- start_array();
- vector<t_service*> services = program_->get_services();
- vector<t_service*>::iterator sv_iter;
- for (sv_iter = services.begin(); sv_iter != services.end(); ++sv_iter) {
- write_comma_if_needed();
- generate_service(*sv_iter);
- indicate_comma_needed();
- }
- end_array();
-
- end_object();
-
- // Close the generator
- close_generator();
-}
-
-void t_json_generator::generate_typedef(t_typedef* ttypedef) {
- start_object();
- write_key_and_string("name", get_qualified_name(ttypedef));
- write_key_and_string("typeId", get_type_name(ttypedef->get_true_type()));
- write_type_spec_object("type", ttypedef->get_true_type());
- if (ttypedef->has_doc()) {
- write_key_and_string("doc", ttypedef->get_doc());
- }
- end_object();
-}
-
-void t_json_generator::write_string(const string& value) {
- f_json_ << quot << escape_json_string(value) << quot;
-}
-
-void t_json_generator::write_const_value(t_const_value* value, bool should_force_string) {
-
- switch (value->get_type()) {
-
- case t_const_value::CV_IDENTIFIER:
- case t_const_value::CV_INTEGER:
- if (should_force_string) {
- write_string(number_to_string(value->get_integer()));
- } else {
- write_number(value->get_integer());
- }
- break;
-
- case t_const_value::CV_DOUBLE:
- if (should_force_string) {
- write_string(number_to_string(value->get_double()));
- } else {
- write_number(value->get_double());
- }
- break;
-
- case t_const_value::CV_STRING:
- write_string(value->get_string());
- break;
-
- case t_const_value::CV_LIST: {
- start_array();
- std::vector<t_const_value*> list = value->get_list();
- std::vector<t_const_value*>::iterator lit;
- for (lit = list.begin(); lit != list.end(); ++lit) {
- write_comma_if_needed();
- f_json_ << indent();
- write_const_value(*lit);
- indicate_comma_needed();
- }
- end_array();
- break;
- }
-
- case t_const_value::CV_MAP: {
- start_object(NO_INDENT);
- std::map<t_const_value*, t_const_value*> map = value->get_map();
- std::map<t_const_value*, t_const_value*>::iterator mit;
- for (mit = map.begin(); mit != map.end(); ++mit) {
- write_comma_if_needed();
- f_json_ << indent();
- // JSON objects only allow string keys
- write_const_value(mit->first, FORCE_STRING);
- f_json_ << ": ";
- write_const_value(mit->second);
- indicate_comma_needed();
- }
- end_object();
- break;
- }
-
- default:
- f_json_ << "null";
- break;
- }
-}
-
-string t_json_generator::json_str(const string& str) {
- return quot + escape_json_string(str) + quot;
-}
-
-void t_json_generator::generate_constant(t_const* con) {
- start_object();
-
- write_key_and_string("name", con->get_name());
- write_key_and_string("typeId", get_type_name(con->get_type()));
- write_type_spec_object("type", con->get_type());
-
- if (con->has_doc()) {
- write_key_and_string("doc", con->get_doc());
- }
-
- write_key_and("value");
- write_const_value(con->get_value());
-
- end_object();
-}
-
-void t_json_generator::generate_enum(t_enum* tenum) {
- start_object();
-
- write_key_and_string("name", tenum->get_name());
-
- if (tenum->has_doc()) {
- write_key_and_string("doc", tenum->get_doc());
- }
-
- write_key_and("members");
- start_array();
- vector<t_enum_value*> values = tenum->get_constants();
- vector<t_enum_value*>::iterator val_iter;
- for (val_iter = values.begin(); val_iter != values.end(); ++val_iter) {
- write_comma_if_needed();
- t_enum_value* val = (*val_iter);
- start_object();
- write_key_and_string("name", val->get_name());
- write_key_and_integer("value", val->get_value());
- if (val->has_doc()) {
- write_key_and_string("doc", val->get_doc());
- }
- end_object();
- indicate_comma_needed();
- }
- end_array();
-
- end_object();
-}
-
-void t_json_generator::generate_struct(t_struct* tstruct) {
- start_object();
-
- write_key_and_string("name", tstruct->get_name());
-
- if (tstruct->has_doc()) {
- write_key_and_string("doc", tstruct->get_doc());
- }
-
- write_key_and_bool("isException", tstruct->is_xception());
-
- write_key_and_bool("isUnion", tstruct->is_union());
-
- write_key_and("fields");
- start_array();
- vector<t_field*> members = tstruct->get_members();
- vector<t_field*>::iterator mem_iter;
- for (mem_iter = members.begin(); mem_iter != members.end(); mem_iter++) {
- write_comma_if_needed();
- generate_field(*mem_iter);
- indicate_comma_needed();
- }
- end_array();
-
- end_object();
-}
-
-void t_json_generator::generate_service(t_service* tservice) {
- start_object();
-
- write_key_and_string("name", get_qualified_name(tservice));
-
- if (tservice->get_extends()) {
- write_key_and_string("extends", get_qualified_name(tservice->get_extends()));
- }
-
- if (tservice->has_doc()) {
- write_key_and_string("doc", tservice->get_doc());
- }
-
- write_key_and("functions");
- start_array();
- vector<t_function*> functions = tservice->get_functions();
- vector<t_function*>::iterator fn_iter = functions.begin();
- for (; fn_iter != functions.end(); fn_iter++) {
- write_comma_if_needed();
- generate_function(*fn_iter);
- indicate_comma_needed();
- }
- end_array();
-
- end_object();
-}
-
-void t_json_generator::generate_function(t_function* tfunc) {
- start_object();
-
- write_key_and_string("name", tfunc->get_name());
-
- write_key_and_string("returnTypeId", get_type_name(tfunc->get_returntype()));
- write_type_spec_object("returnType", tfunc->get_returntype());
-
- write_key_and_bool("oneway", tfunc->is_oneway());
-
- if (tfunc->has_doc()) {
- write_key_and_string("doc", tfunc->get_doc());
- }
-
- write_key_and("arguments");
- start_array();
- vector<t_field*> members = tfunc->get_arglist()->get_members();
- vector<t_field*>::iterator mem_iter = members.begin();
- for (; mem_iter != members.end(); mem_iter++) {
- write_comma_if_needed();
- generate_field(*mem_iter);
- indicate_comma_needed();
- }
- end_array();
-
- write_key_and("exceptions");
- start_array();
- vector<t_field*> excepts = tfunc->get_xceptions()->get_members();
- vector<t_field*>::iterator ex_iter = excepts.begin();
- for (; ex_iter != excepts.end(); ex_iter++) {
- write_comma_if_needed();
- generate_field(*ex_iter);
- indicate_comma_needed();
- }
- end_array();
-
- end_object();
-}
-
-void t_json_generator::generate_field(t_field* field) {
- start_object();
-
- write_key_and_integer("key", field->get_key());
- write_key_and_string("name", field->get_name());
- write_key_and_string("typeId", get_type_name(field->get_type()));
- write_type_spec_object("type", field->get_type());
-
- if (field->has_doc()) {
- write_key_and_string("doc", field->get_doc());
- }
-
- write_key_and("required");
- switch (field->get_req()) {
- case t_field::T_REQUIRED:
- write_string("required");
- break;
- case t_field::T_OPT_IN_REQ_OUT:
- write_string("req_out");
- break;
- default:
- write_string("optional");
- break;
- }
-
- if (field->get_value()) {
- write_key_and("default");
- write_const_value(field->get_value());
- }
-
- end_object();
-}
-
-string t_json_generator::get_type_name(t_type* ttype) {
- ttype = ttype->get_true_type();
- if (ttype->is_list()) {
- return "list";
- }
- if (ttype->is_set()) {
- return "set";
- }
- if (ttype->is_map()) {
- return "map";
- }
- if (ttype->is_enum()) {
- return "i32";
- }
- if (ttype->is_struct()) {
- return ((t_struct*)ttype)->is_union() ? "union" : "struct";
- }
- if (ttype->is_xception()) {
- return "exception";
- }
- //if (ttype->is_base_type() && ((t_base_type*)ttype)->is_binary()) {
- return "binary";
-}
-
-string t_json_generator::get_qualified_name(t_type* ttype) {
- if (should_merge_includes_ || ttype->get_program() == program_) {
- return ttype->get_name();
- }
- return ttype->get_program()->get_name() + "." + ttype->get_name();
-}
-
-THRIFT_REGISTER_GENERATOR(json,
- "JSON",
- " merge: Generate output with included files merged\n")
http://git-wip-us.apache.org/repos/asf/incubator-hawq/blob/72ea8afd/depends/thirdparty/thrift/compiler/cpp/src/generate/t_lua_generator.cc
----------------------------------------------------------------------
diff --git a/depends/thirdparty/thrift/compiler/cpp/src/generate/t_lua_generator.cc b/depends/thirdparty/thrift/compiler/cpp/src/generate/t_lua_generator.cc
deleted file mode 100644
index 3ca8ae0..0000000
--- a/depends/thirdparty/thrift/compiler/cpp/src/generate/t_lua_generator.cc
+++ /dev/null
@@ -1,1127 +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 "t_oop_generator.h"
-#include "platform.h"
-
-using std::ofstream;
-using std::string;
-using std::vector;
-using std::map;
-
-static const string endl = "\n"; // avoid ostream << std::endl flushes
-
-/**
- * LUA code generator.
- *
- */
-class t_lua_generator : public t_oop_generator {
-public:
- t_lua_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("omit_requires");
- gen_requires_ = (iter == parsed_options.end());
-
- out_dir_base_ = "gen-lua";
- }
-
- /**
- * Init and close methods
- */
- void init_generator();
- void close_generator();
-
- /**
- * Program-level generation functions
- */
- void generate_typedef(t_typedef* ttypedef);
- void generate_enum(t_enum* tenum);
- void generate_const(t_const* tconst);
- void generate_struct(t_struct* tstruct);
- void generate_xception(t_struct* txception);
- void generate_service(t_service* tservice);
-
- std::string render_const_value(t_type* type, t_const_value* value);
-
-private:
- /**
- * True iff we should generate lua require statements.
- */
- bool gen_requires_;
-
- /**
- * Struct-level generation functions
- */
- void generate_lua_struct_definition(std::ofstream& out,
- t_struct* tstruct,
- bool is_xception = false);
- void generate_lua_struct_reader(std::ofstream& out, t_struct* tstruct);
- void generate_lua_struct_writer(std::ofstream& out, t_struct* tstruct);
-
- /**
- * Service-level generation functions
- */
- void generate_service_client(std::ofstream& out, t_service* tservice);
- void generate_service_interface(std::ofstream& out, t_service* tservice);
- void generate_service_processor(std::ofstream& out, t_service* tservice);
- void generate_process_function(std::ofstream& out, t_service* tservice, t_function* tfunction);
- void generate_service_helpers(ofstream& out, t_service* tservice);
- void generate_function_helpers(ofstream& out, t_function* tfunction);
-
- /**
- * Deserialization (Read)
- */
- void generate_deserialize_field(std::ofstream& out,
- t_field* tfield,
- bool local,
- std::string prefix = "");
-
- void generate_deserialize_struct(std::ofstream& out,
- t_struct* tstruct,
- bool local,
- std::string prefix = "");
-
- void generate_deserialize_container(std::ofstream& out,
- t_type* ttype,
- bool local,
- 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 = "");
-
- /**
- * Serialization (Write)
- */
- 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_map_element(std::ofstream& out,
- t_map* tmap,
- std::string kiter,
- std::string viter);
-
- 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);
-
- /**
- * Helper rendering functions
- */
- std::string lua_includes();
- std::string function_signature(t_function* tfunction, std::string prefix = "");
- std::string argument_list(t_struct* tstruct, std::string prefix = "");
- std::string type_to_enum(t_type* ttype);
- static std::string get_namespace(const t_program* program);
-
- std::string autogen_comment() {
- return std::string("--\n") + "-- Autogenerated by Thrift\n" + "--\n"
- + "-- DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING\n" + "-- @"
- "generated\n"
- + "--\n";
- }
-
- /**
- * File streams
- */
- std::ofstream f_types_;
- std::ofstream f_consts_;
- std::ofstream f_service_;
-};
-
-/**
- * Init and close methods
- */
-void t_lua_generator::init_generator() {
- // Make output directory
- string outdir = get_out_dir();
- MKDIR(outdir.c_str());
-
- // Make output files
- string cur_namespace = get_namespace(program_);
- string f_consts_name = outdir + cur_namespace + "constants.lua";
- f_consts_.open(f_consts_name.c_str());
- string f_types_name = outdir + cur_namespace + "ttypes.lua";
- f_types_.open(f_types_name.c_str());
-
- // Add headers
- f_consts_ << autogen_comment() << lua_includes();
- f_types_ << autogen_comment() << lua_includes();
- if (gen_requires_) {
- f_types_ << endl << "require '" << cur_namespace << "constants'";
- }
-}
-
-void t_lua_generator::close_generator() {
- // Close types file
- f_types_.close();
- f_consts_.close();
-}
-
-/**
- * Generate a typedef (essentially a constant)
- */
-void t_lua_generator::generate_typedef(t_typedef* ttypedef) {
- f_types_ << endl << endl << indent() << ttypedef->get_symbolic() << " = "
- << ttypedef->get_type()->get_name();
-}
-
-/**
- * Generates code for an enumerated type (table)
- */
-void t_lua_generator::generate_enum(t_enum* tenum) {
- f_types_ << endl << endl << tenum->get_name() << " = {" << endl;
-
- vector<t_enum_value*> constants = tenum->get_constants();
- vector<t_enum_value*>::iterator c_iter;
- for (c_iter = constants.begin(); c_iter != constants.end();) {
- int32_t value = (*c_iter)->get_value();
-
- f_types_ << " " << (*c_iter)->get_name() << " = " << value;
- ++c_iter;
- if (c_iter != constants.end()) {
- f_types_ << ",";
- }
- f_types_ << endl;
- }
- f_types_ << "}";
-}
-
-/**
- * Generate a constant (non-local) value
- */
-void t_lua_generator::generate_const(t_const* tconst) {
- t_type* type = tconst->get_type();
- string name = tconst->get_name();
- t_const_value* value = tconst->get_value();
-
- f_consts_ << endl << endl << name << " = ";
- f_consts_ << render_const_value(type, value);
-}
-
-/**
- * Prints the value of a constant with the given type.
- */
-string t_lua_generator::render_const_value(t_type* type, t_const_value* value) {
- std::ostringstream out;
-
- type = get_true_type(type);
- 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:
- out << "'" << value->get_string() << "'";
- break;
- case t_base_type::TYPE_BOOL:
- out << (value->get_integer() > 0 ? "true" : "false");
- break;
- case t_base_type::TYPE_BYTE:
- case t_base_type::TYPE_I16:
- case t_base_type::TYPE_I32:
- out << value->get_integer();
- break;
- case t_base_type::TYPE_I64:
- out << "lualongnumber.new('" << value->get_string() << "')";
- break;
- case t_base_type::TYPE_DOUBLE:
- if (value->get_type() == t_const_value::CV_INTEGER) {
- out << value->get_integer();
- } else {
- out << 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()) {
- out << value->get_integer();
- } else if (type->is_struct() || type->is_xception()) {
- out << type->get_name() << " = {" << endl;
- indent_up();
-
- 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;
- for (v_iter = val.begin(); v_iter != val.end();) {
- 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();
- }
-
- indent(out);
- out << render_const_value(g_type_string, v_iter->first);
- out << " = ";
- out << render_const_value(field_type, v_iter->second);
- ++v_iter;
- if (v_iter != val.end()) {
- out << ",";
- }
- }
-
- out << "}";
- indent_down();
- } else if (type->is_map()) {
- out << type->get_name() << "{" << 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();) {
- indent(out) << "[" << render_const_value(ktype, v_iter->first)
- << "] = " << render_const_value(vtype, v_iter->second);
- ++v_iter;
- if (v_iter != val.end()) {
- out << ",";
- }
- out << endl;
- }
- indent_down();
- indent(out) << "}";
- } else if (type->is_list() || type->is_set()) {
- t_type* etype;
- if (type->is_list()) {
- etype = ((t_list*)type)->get_elem_type();
- } else {
- etype = ((t_set*)type)->get_elem_type();
- }
- out << type->get_name() << " = {" << endl;
- 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();) {
- indent(out);
- out << "[" << render_const_value(etype, *v_iter) << "]";
- if (type->is_set()) {
- out << " = true";
- } else {
- out << " = false";
- }
- ++v_iter;
- if (v_iter != val.end()) {
- out << "," << endl;
- }
- }
- out << "}";
- }
- return out.str();
-}
-
-/**
- * Generate a thrift struct
- */
-void t_lua_generator::generate_struct(t_struct* tstruct) {
- generate_lua_struct_definition(f_types_, tstruct, false);
-}
-
-/**
- * Generate a thrift exception
- */
-void t_lua_generator::generate_xception(t_struct* txception) {
- generate_lua_struct_definition(f_types_, txception, true);
-}
-
-/**
- * Generate a thrift struct or exception (lua table)
- */
-void t_lua_generator::generate_lua_struct_definition(ofstream& out,
- t_struct* tstruct,
- bool is_exception) {
- vector<t_field*>::const_iterator m_iter;
- const vector<t_field*>& members = tstruct->get_members();
-
- indent(out) << endl << endl << tstruct->get_name();
- if (is_exception) {
- out << " = TException:new{" << endl << indent() << " __type = '" << tstruct->get_name() << "'";
- if (members.size() > 0) {
- out << ",";
- }
- out << endl;
- } else {
- out << " = __TObject:new{" << endl;
- }
- indent_up();
- for (m_iter = members.begin(); m_iter != members.end();) {
- indent(out);
- out << (*m_iter)->get_name();
- ++m_iter;
- if (m_iter != members.end()) {
- out << "," << endl;
- }
- }
- indent_down();
- indent(out);
- out << endl << "}";
-
- generate_lua_struct_reader(out, tstruct);
- generate_lua_struct_writer(out, tstruct);
-}
-
-/**
- * Generate a struct/exception reader
- */
-void t_lua_generator::generate_lua_struct_reader(ofstream& out, t_struct* tstruct) {
- const vector<t_field*>& fields = tstruct->get_members();
- vector<t_field*>::const_iterator f_iter;
-
- // function
- indent(out) << endl << endl << "function " << tstruct->get_name() << ":read(iprot)" << endl;
- indent_up();
-
- indent(out) << "iprot:readStructBegin()" << endl;
-
- // while: Read in fields
- indent(out) << "while true do" << endl;
- indent_up();
-
- // if: Check what to read
- indent(out) << "local fname, ftype, fid = iprot:readFieldBegin()" << endl;
- indent(out) << "if ftype == TType.STOP then" << endl;
- indent_up();
- indent(out) << "break" << endl;
-
- for (f_iter = fields.begin(); f_iter != fields.end(); ++f_iter) {
- indent_down();
- indent(out) << "elseif fid == " << (*f_iter)->get_key() << " then" << endl;
- indent_up();
- indent(out) << "if ftype == " << type_to_enum((*f_iter)->get_type()) << " then" << endl;
- indent_up();
-
- // Read field contents
- generate_deserialize_field(out, *f_iter, false, "self.");
-
- indent_down();
- indent(out) << "else" << endl;
- indent(out) << " iprot:skip(ftype)" << endl;
- indent(out) << "end" << endl;
- }
-
- // end if
- indent_down();
- indent(out) << "else" << endl;
- indent(out) << " iprot:skip(ftype)" << endl;
- indent(out) << "end" << endl;
- indent(out) << "iprot:readFieldEnd()" << endl;
-
- // end while
- indent_down();
- indent(out) << "end" << endl;
- indent(out) << "iprot:readStructEnd()" << endl;
-
- // end function
- indent_down();
- indent(out);
- out << "end";
-}
-
-/**
- * Generate a struct/exception writer
- */
-void t_lua_generator::generate_lua_struct_writer(ofstream& out, t_struct* tstruct) {
- const vector<t_field*>& fields = tstruct->get_members();
- vector<t_field*>::const_iterator f_iter;
-
- // function
- indent(out) << endl << endl << "function " << tstruct->get_name() << ":write(oprot)" << endl;
- indent_up();
-
- indent(out) << "oprot:writeStructBegin('" << tstruct->get_name() << "')" << endl;
- for (f_iter = fields.begin(); f_iter != fields.end(); ++f_iter) {
- indent(out) << "if self." << (*f_iter)->get_name() << " then" << endl;
- indent_up();
- indent(out) << "oprot:writeFieldBegin('" << (*f_iter)->get_name() << "', "
- << type_to_enum((*f_iter)->get_type()) << ", " << (*f_iter)->get_key() << ")"
- << endl;
-
- // Write field contents
- generate_serialize_field(out, *f_iter, "self.");
-
- indent(out) << "oprot:writeFieldEnd()" << endl;
- indent_down();
- indent(out) << "end" << endl;
- }
- indent(out) << "oprot:writeFieldStop()" << endl;
- indent(out) << "oprot:writeStructEnd()" << endl;
-
- // end function
- indent_down();
- indent(out);
- out << "end";
-}
-
-/**
- * Generate a thrift service
- */
-void t_lua_generator::generate_service(t_service* tservice) {
- // Get output directory
- string outdir = get_out_dir();
-
- // Open the file for writing
- string cur_ns = get_namespace(program_);
- string f_service_name = outdir + cur_ns + tservice->get_name() + ".lua";
- f_service_.open(f_service_name.c_str());
-
- // Headers
- f_service_ << autogen_comment() << lua_includes();
- if (gen_requires_) {
- f_service_ << endl << "require '" << cur_ns << "ttypes'" << endl;
-
- if (tservice->get_extends() != NULL) {
- f_service_ << "require '" << get_namespace(tservice->get_extends()->get_program())
- << tservice->get_extends()->get_name() << "'" << endl;
- }
- }
-
- f_service_ << endl;
-
- generate_service_client(f_service_, tservice);
- generate_service_interface(f_service_, tservice);
- generate_service_processor(f_service_, tservice);
- generate_service_helpers(f_service_, tservice);
-
- // Close the file
- f_service_.close();
-}
-
-void t_lua_generator::generate_service_interface(ofstream& out, t_service* tservice) {
- string classname = tservice->get_name() + "Iface";
- t_service* extends_s = tservice->get_extends();
-
- // Interface object definition
- out << classname << " = ";
- if (extends_s) {
- out << extends_s->get_name() << "Iface:new{" << endl;
- } else {
- out << "__TObject:new{" << endl;
- }
- out << " __type = '" << classname << "'" << endl << "}" << endl << endl;
-}
-
-void t_lua_generator::generate_service_client(ofstream& out, t_service* tservice) {
- string classname = tservice->get_name() + "Client";
- t_service* extends_s = tservice->get_extends();
-
- // Client object definition
- out << classname << " = __TObject.new(";
- if (extends_s != NULL) {
- out << extends_s->get_name() << "Client";
- } else {
- out << "__TClient";
- }
- out << ", {" << endl << " __type = '" << classname << "'" << endl << "})" << endl;
-
- // Send/Recv functions
- 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 sig = function_signature(*f_iter);
- string funcname = (*f_iter)->get_name();
-
- // Wrapper function
- indent(out) << endl << "function " << classname << ":" << sig << endl;
- indent_up();
-
- indent(out) << "self:send_" << sig << endl << indent();
- if (!(*f_iter)->is_oneway()) {
- if (!(*f_iter)->get_returntype()->is_void()) {
- out << "return ";
- }
- out << "self:recv_" << sig << endl;
- }
-
- indent_down();
- indent(out) << "end" << endl;
-
- // Send function
- indent(out) << endl << "function " << classname << ":send_" << sig << endl;
- indent_up();
-
- indent(out) << "self.oprot:writeMessageBegin('" << funcname << "', "
- << ((*f_iter)->is_oneway() ? "TMessageType.ONEWAY" : "TMessageType.CALL")
- << ", self._seqid)" << endl;
- indent(out) << "local args = " << funcname << "_args:new{}" << endl;
-
- // Set the args
- const vector<t_field*>& args = (*f_iter)->get_arglist()->get_members();
- vector<t_field*>::const_iterator fld_iter;
- for (fld_iter = args.begin(); fld_iter != args.end(); ++fld_iter) {
- std::string argname = (*fld_iter)->get_name();
- indent(out) << "args." << argname << " = " << argname << endl;
- }
-
- indent(out) << "args:write(self.oprot)" << endl;
- indent(out) << "self.oprot:writeMessageEnd()" << endl;
- indent(out) << "self.oprot.trans:flush()" << endl;
-
- indent_down();
- indent(out) << "end" << endl;
-
- // Recv function
- if (!(*f_iter)->is_oneway()) {
- indent(out) << endl << "function " << classname << ":recv_" << sig << endl;
- indent_up();
-
- out << indent() << "local fname, mtype, rseqid = self.iprot:"
- << "readMessageBegin()" << endl << indent() << "if mtype == TMessageType.EXCEPTION then"
- << endl << indent() << " local x = TApplicationException:new{}" << endl << indent()
- << " x:read(self.iprot)" << endl << indent() << " self.iprot:readMessageEnd()" << endl
- << indent() << " error(x)" << endl << indent() << "end" << endl << indent()
- << "local result = " << funcname << "_result:new{}" << endl << indent()
- << "result:read(self.iprot)" << endl << indent() << "self.iprot:readMessageEnd()" << endl;
-
- // Return the result if it's not a void function
- if (!(*f_iter)->get_returntype()->is_void()) {
- out << indent() << "if result.success then" << endl << indent() << " return result.success"
- << endl;
-
- // Throw custom exceptions
- const std::vector<t_field*>& xf = (*f_iter)->get_xceptions()->get_members();
- vector<t_field*>::const_iterator x_iter;
- for (x_iter = xf.begin(); x_iter != xf.end(); ++x_iter) {
- out << indent() << "elseif result." << (*x_iter)->get_name() << " then" << endl
- << indent() << " error(result." << (*x_iter)->get_name() << ")" << endl;
- }
-
- out << indent() << "end" << endl << indent()
- << "error(TApplicationException:new{errorCode = "
- << "TApplicationException.MISSING_RESULT})" << endl;
- }
-
- indent_down();
- indent(out) << "end" << endl;
- }
- }
-}
-
-void t_lua_generator::generate_service_processor(ofstream& out, t_service* tservice) {
- string classname = tservice->get_name() + "Processor";
- t_service* extends_s = tservice->get_extends();
-
- // Define processor table
- out << endl << classname << " = __TObject.new(";
- if (extends_s != NULL) {
- out << extends_s << "Processor" << endl;
- } else {
- out << "__TProcessor" << endl;
- }
- out << ", {" << endl << " __type = '" << classname << "'" << endl << "})" << endl;
-
- // Process function
- indent(out) << endl << "function " << classname << ":process(iprot, oprot, server_ctx)" << endl;
- indent_up();
-
- indent(out) << "local name, mtype, seqid = iprot:readMessageBegin()" << endl;
- indent(out) << "local func_name = 'process_' .. name" << endl;
- indent(out) << "if not self[func_name] or ttype(self[func_name]) ~= 'function' then";
- indent_up();
- out << endl << indent() << "iprot:skip(TType.STRUCT)" << endl << indent()
- << "iprot:readMessageEnd()" << endl << indent() << "x = TApplicationException:new{" << endl
- << indent() << " errorCode = TApplicationException.UNKNOWN_METHOD" << endl << indent() << "}"
- << endl << indent() << "oprot:writeMessageBegin(name, TMessageType.EXCEPTION, "
- << "seqid)" << endl << indent() << "x:write(oprot)" << endl << indent()
- << "oprot:writeMessageEnd()" << endl << indent() << "oprot.trans:flush()" << endl;
- indent_down();
- indent(out) << "else" << endl << indent()
- << " self[func_name](self, seqid, iprot, oprot, server_ctx)" << endl << indent()
- << "end" << endl;
-
- indent_down();
- indent(out) << "end" << endl;
-
- // Generate the process subfunctions
- 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_process_function(out, tservice, *f_iter);
- }
-}
-
-void t_lua_generator::generate_process_function(ofstream& out,
- t_service* tservice,
- t_function* tfunction) {
- string classname = tservice->get_name() + "Processor";
- string argsname = tfunction->get_name() + "_args";
- string resultname = tfunction->get_name() + "_result";
- string fn_name = tfunction->get_name();
-
- indent(out) << endl << "function " << classname << ":process_" << fn_name
- << "(seqid, iprot, oprot, server_ctx)" << endl;
- indent_up();
-
- // Read the request
- out << indent() << "local args = " << argsname << ":new{}" << endl << indent()
- << "local reply_type = TMessageType.REPLY" << endl << indent() << "args:read(iprot)" << endl
- << indent() << "iprot:readMessageEnd()" << endl << indent() << "local result = " << resultname
- << ":new{}" << endl << indent() << "local status, res = pcall(self.handler." << fn_name
- << ", self.handler";
-
- // Print arguments
- t_struct* args = tfunction->get_arglist();
- if (args->get_members().size() > 0) {
- out << ", " << argument_list(args, "args.");
- }
-
- // Check for errors
- out << ")" << endl << indent() << "if not status then" << endl << indent()
- << " reply_type = TMessageType.EXCEPTION" << endl << indent()
- << " result = TApplicationException:new{message = res}" << endl;
-
- // Handle custom exceptions
- const std::vector<t_field*>& xf = tfunction->get_xceptions()->get_members();
- if (xf.size() > 0) {
- vector<t_field*>::const_iterator x_iter;
- for (x_iter = xf.begin(); x_iter != xf.end(); ++x_iter) {
- out << indent() << "elseif ttype(res) == '" << (*x_iter)->get_type()->get_name() << "' then"
- << endl << indent() << " result." << (*x_iter)->get_name() << " = res" << endl;
- }
- }
-
- // Set the result and write the reply
- out << indent() << "else" << endl << indent() << " result.success = res" << endl << indent()
- << "end" << endl << indent() << "oprot:writeMessageBegin('" << fn_name << "', reply_type, "
- << "seqid)" << endl << indent() << "result:write(oprot)" << endl << indent()
- << "oprot:writeMessageEnd()" << endl << indent() << "oprot.trans:flush()" << endl;
-
- indent_down();
- indent(out) << "end" << endl;
-}
-
-// Service helpers
-void t_lua_generator::generate_service_helpers(ofstream& out, t_service* tservice) {
- vector<t_function*> functions = tservice->get_functions();
- vector<t_function*>::iterator f_iter;
-
- out << endl << "-- HELPER FUNCTIONS AND STRUCTURES";
- for (f_iter = functions.begin(); f_iter != functions.end(); ++f_iter) {
- t_struct* ts = (*f_iter)->get_arglist();
- generate_lua_struct_definition(out, ts, false);
- generate_function_helpers(out, *f_iter);
- }
-}
-
-void t_lua_generator::generate_function_helpers(ofstream& out, t_function* tfunction) {
- if (!tfunction->is_oneway()) {
- t_struct result(program_, tfunction->get_name() + "_result");
- 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_lua_struct_definition(out, &result, false);
- }
-}
-
-/**
- * Deserialize (Read)
- */
-void t_lua_generator::generate_deserialize_field(ofstream& out,
- t_field* tfield,
- bool local,
- 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, local, name);
- } else if (type->is_container()) {
- generate_deserialize_container(out, type, local, name);
- } else if (type->is_base_type() || type->is_enum()) {
- indent(out) << (local ? "local " : "") << 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:
- 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 PHP 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->get_name().c_str());
- }
-}
-
-void t_lua_generator::generate_deserialize_struct(ofstream& out,
- t_struct* tstruct,
- bool local,
- string prefix) {
- indent(out) << (local ? "local " : "") << prefix << " = " << tstruct->get_name() << ":new{}"
- << endl << indent() << prefix << ":read(iprot)" << endl;
-}
-
-void t_lua_generator::generate_deserialize_container(ofstream& out,
- t_type* ttype,
- bool local,
- string prefix) {
- string size = tmp("_size");
- string ktype = tmp("_ktype");
- string vtype = tmp("_vtype");
- string etype = tmp("_etype");
-
- t_field fsize(g_type_i32, size);
- t_field fktype(g_type_byte, ktype);
- t_field fvtype(g_type_byte, vtype);
- t_field fetype(g_type_byte, etype);
-
- // Declare variables, read header
- indent(out) << (local ? "local " : "") << prefix << " = {}" << endl;
- if (ttype->is_map()) {
- indent(out) << "local " << ktype << ", " << vtype << ", " << size << " = iprot:readMapBegin() "
- << endl;
- } else if (ttype->is_set()) {
- indent(out) << "local " << etype << ", " << size << " = iprot:readSetBegin()" << endl;
- } else if (ttype->is_list()) {
- indent(out) << "local " << etype << ", " << size << " = iprot:readListBegin()" << endl;
- }
-
- // Deserialize
- indent(out) << "for _i=1," << size << " do" << endl;
- indent_up();
-
- 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);
- }
-
- indent_down();
- indent(out) << "end" << endl;
-
- // 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;
- }
-}
-
-void t_lua_generator::generate_deserialize_map_element(ofstream& out, t_map* tmap, string prefix) {
- // A map is represented by a table indexable by any lua type
- string key = tmp("_key");
- string val = tmp("_val");
- t_field fkey(tmap->get_key_type(), key);
- t_field fval(tmap->get_val_type(), val);
-
- generate_deserialize_field(out, &fkey, true);
- generate_deserialize_field(out, &fval, true);
-
- indent(out) << prefix << "[" << key << "] = " << val << endl;
-}
-
-void t_lua_generator::generate_deserialize_set_element(ofstream& out, t_set* tset, string prefix) {
- // A set is represented by a table indexed by the value
- string elem = tmp("_elem");
- t_field felem(tset->get_elem_type(), elem);
-
- generate_deserialize_field(out, &felem, true);
-
- indent(out) << prefix << "[" << elem << "] = " << elem << endl;
-}
-
-void t_lua_generator::generate_deserialize_list_element(ofstream& out,
- t_list* tlist,
- string prefix) {
- // A list is represented by a table indexed by integer values
- // LUA natively provides all of the functions required to maintain a list
- string elem = tmp("_elem");
- t_field felem(tlist->get_elem_type(), elem);
-
- generate_deserialize_field(out, &felem, true);
-
- indent(out) << "table.insert(" << prefix << ", " << elem << ")" << endl;
-}
-
-/**
- * Serialize (Write)
- */
-void t_lua_generator::generate_serialize_field(ofstream& out, t_field* tfield, string prefix) {
- t_type* type = get_true_type(tfield->get_type());
- string name = prefix + tfield->get_name();
-
- // Do nothing for void types
- if (type->is_void()) {
- throw "CANNOT GENERATE SERIALIZE CODE FOR void TYPE: " + name;
- }
-
- if (type->is_struct() || type->is_xception()) {
- generate_serialize_struct(out, (t_struct*)type, name);
- } else if (type->is_container()) {
- generate_serialize_container(out, type, name);
- } else if (type->is_base_type() || type->is_enum()) {
- 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:
- 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 PHP 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' TYPE '%s'\n",
- name.c_str(),
- type->get_name().c_str());
- }
-}
-
-void t_lua_generator::generate_serialize_struct(ofstream& out, t_struct* tstruct, string prefix) {
- (void)tstruct;
- indent(out) << prefix << ":write(oprot)" << endl;
-}
-
-void t_lua_generator::generate_serialize_container(ofstream& out, t_type* ttype, string prefix) {
- // Begin writing
- if (ttype->is_map()) {
- indent(out) << "oprot:writeMapBegin(" << type_to_enum(((t_map*)ttype)->get_key_type()) << ", "
- << type_to_enum(((t_map*)ttype)->get_val_type()) << ", "
- << "ttable_size(" << prefix << "))" << endl;
- } else if (ttype->is_set()) {
- indent(out) << "oprot:writeSetBegin(" << type_to_enum(((t_set*)ttype)->get_elem_type()) << ", "
- << "ttable_size(" << prefix << "))" << endl;
- } else if (ttype->is_list()) {
- indent(out) << "oprot:writeListBegin(" << type_to_enum(((t_list*)ttype)->get_elem_type())
- << ", "
- << "#" << prefix << ")" << endl;
- }
-
- // Serialize
- if (ttype->is_map()) {
- string kiter = tmp("kiter");
- string viter = tmp("viter");
- indent(out) << "for " << kiter << "," << viter << " in pairs(" << prefix << ") do" << endl;
- indent_up();
- generate_serialize_map_element(out, (t_map*)ttype, kiter, viter);
- indent_down();
- indent(out) << "end" << endl;
- } else if (ttype->is_set()) {
- string iter = tmp("iter");
- indent(out) << "for " << iter << ",_ in pairs(" << prefix << ") do" << endl;
- indent_up();
- generate_serialize_set_element(out, (t_set*)ttype, iter);
- indent_down();
- indent(out) << "end" << endl;
- } else if (ttype->is_list()) {
- string iter = tmp("iter");
- indent(out) << "for _," << iter << " in ipairs(" << prefix << ") do" << endl;
- indent_up();
- generate_serialize_list_element(out, (t_list*)ttype, iter);
- indent_down();
- indent(out) << "end" << endl;
- }
-
- // Finish writing
- 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;
- }
-}
-
-void t_lua_generator::generate_serialize_map_element(ofstream& out,
- t_map* tmap,
- string kiter,
- string viter) {
- t_field kfield(tmap->get_key_type(), kiter);
- generate_serialize_field(out, &kfield, "");
-
- t_field vfield(tmap->get_val_type(), viter);
- generate_serialize_field(out, &vfield, "");
-}
-
-void t_lua_generator::generate_serialize_set_element(ofstream& out, t_set* tset, string iter) {
- t_field efield(tset->get_elem_type(), iter);
- generate_serialize_field(out, &efield, "");
-}
-
-void t_lua_generator::generate_serialize_list_element(ofstream& out, t_list* tlist, string iter) {
- t_field efield(tlist->get_elem_type(), iter);
- generate_serialize_field(out, &efield, "");
-}
-
-/**
- * Helper rendering functions
- */
-string t_lua_generator::lua_includes() {
- if (gen_requires_) {
- return "\n\nrequire 'Thrift'";
- } else {
- return "";
- }
-}
-
-string t_lua_generator::get_namespace(const t_program* program) {
- std::string real_module = program->get_namespace("lua");
- if (real_module.empty()) {
- return program->get_name() + "_";
- }
- return real_module + "_";
-}
-
-string t_lua_generator::function_signature(t_function* tfunction, string prefix) {
- (void)prefix;
- std::string ret = tfunction->get_name() + "(" + argument_list(tfunction->get_arglist()) + ")";
- return ret;
-}
-
-string t_lua_generator::argument_list(t_struct* tstruct, string prefix) {
- const vector<t_field*>& fields = tstruct->get_members();
- vector<t_field*>::const_iterator fld_iter;
- std::string ret = "";
- for (fld_iter = fields.begin(); fld_iter != fields.end();) {
- ret += prefix + (*fld_iter)->get_name();
- ++fld_iter;
- if (fld_iter != fields.end()) {
- ret += ", ";
- }
- }
- return ret;
-}
-
-string t_lua_generator::type_to_enum(t_type* type) {
- type = get_true_type(type);
-
- 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 "NO T_VOID CONSTRUCT";
- case t_base_type::TYPE_STRING:
- return "TType.STRING";
- case t_base_type::TYPE_BOOL:
- return "TType.BOOL";
- case t_base_type::TYPE_BYTE:
- return "TType.BYTE";
- case t_base_type::TYPE_I16:
- return "TType.I16";
- case t_base_type::TYPE_I32:
- return "TType.I32";
- case t_base_type::TYPE_I64:
- return "TType.I64";
- case t_base_type::TYPE_DOUBLE:
- return "TType.DOUBLE";
- }
- } else if (type->is_enum()) {
- return "TType.I32";
- } else if (type->is_struct() || type->is_xception()) {
- return "TType.STRUCT";
- } else if (type->is_map()) {
- return "TType.MAP";
- } else if (type->is_set()) {
- return "TType.SET";
- } else if (type->is_list()) {
- return "TType.LIST";
- }
-
- throw "INVALID TYPE IN type_to_enum: " + type->get_name();
-}
-
-THRIFT_REGISTER_GENERATOR(lua, "Lua", "")