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t_netstd_generator.cc
3960 lines (3406 loc) · 134 KB
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t_netstd_generator.cc
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/*
* 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 <cassert>
#include <string>
#include <fstream>
#include <iostream>
#include <vector>
#include <cctype>
#include <stdlib.h>
#include <sys/stat.h>
#include <sstream>
#include "thrift/platform.h"
#include "thrift/generate/t_oop_generator.h"
#include "thrift/generate/t_netstd_generator.h"
using std::map;
using std::ostream;
using std::ostringstream;
using std::string;
using std::stringstream;
using std::vector;
//TODO: check for indentation
//TODO: Do we need seqId_ in generation?
t_netstd_generator::t_netstd_generator(t_program* program, const map<string, string>& parsed_options, const string& option_string)
: t_oop_generator(program)
{
(void)option_string;
target_net_version = 0;
suppress_deepcopy = false;
add_async_postfix = false;
use_pascal_case_properties = false;
union_ = false;
serialize_ = false;
wcf_ = false;
wcf_namespace_.clear();
map<string, string>::const_iterator iter;
for (iter = parsed_options.begin(); iter != parsed_options.end(); ++iter)
{
if (iter->first.compare("union") == 0) {
union_ = true;
}
else if (iter->first.compare("serial") == 0) {
serialize_ = true;
wcf_namespace_ = iter->second; // since there can be only one namespace
}
else if (iter->first.compare("wcf") == 0) {
wcf_ = true;
wcf_namespace_ = iter->second;
}
else if (iter->first.compare("pascal") == 0) {
use_pascal_case_properties = true;
}
else if (iter->first.compare("no_deepcopy") == 0) {
suppress_deepcopy = true;
}
else if (iter->first.compare("net6") == 0) {
target_net_version = 6;
}
else if (iter->first.compare("net8") == 0) {
target_net_version = 8;
}
else if (iter->first.compare("async_postfix") == 0) {
add_async_postfix = true;
}
else {
throw "unknown option netstd:" + iter->first;
}
}
out_dir_base_ = "gen-netstd";
}
static bool field_has_default(t_field* tfield) { return tfield->get_value() != nullptr; }
static bool field_is_required(t_field* tfield) { return tfield->get_req() == t_field::T_REQUIRED; }
static t_type* resolve_typedef(t_type* ttype)
{
while (ttype->is_typedef())
{
ttype = static_cast<t_typedef*>(ttype)->get_type();
}
return ttype;
}
static bool type_can_be_null(t_type* ttype)
{
ttype = resolve_typedef(ttype);
return ttype->is_container() || ttype->is_struct() || ttype->is_xception() || ttype->is_string();
}
bool t_netstd_generator::is_wcf_enabled() const { return wcf_; }
bool t_netstd_generator::is_serialize_enabled() const { return serialize_; }
bool t_netstd_generator::is_union_enabled() const { return union_; }
void t_netstd_generator::init_generator()
{
MKDIR(get_out_dir().c_str());
namespace_name_ = program_->get_namespace("netstd");
string dir = namespace_name_;
string subdir = get_out_dir().c_str();
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());
}
namespace_dir_ = subdir;
while (!member_mapping_scopes.empty())
{
cleanup_member_name_mapping(member_mapping_scopes.back().scope_member);
}
pverbose(".NET Standard options:\n");
pverbose("- union ................ %s\n", (is_union_enabled() ? "ON" : "off"));
pverbose("- serialize ............ %s\n", (is_serialize_enabled() ? "ON" : "off"));
pverbose("- wcf .................. %s\n", (is_wcf_enabled() ? "ON" : "off"));
pverbose("- pascal ............... %s\n", (use_pascal_case_properties ? "ON" : "off"));
pverbose("- target NET version ... %d\n", target_net_version);
pverbose("- no_deepcopy .......... %s\n", (suppress_deepcopy ? "ON" : "off"));
pverbose("- async_postfix ........ %s\n", (add_async_postfix ? "ON" : "off"));
}
string t_netstd_generator::normalize_name(string name, bool is_arg_name)
{
string tmp(name);
transform(tmp.begin(), tmp.end(), tmp.begin(), static_cast<int(*)(int)>(tolower));
// check for reserved argument names
if( is_arg_name && (CANCELLATION_TOKEN_NAME == name))
{
name += "_";
}
// un-conflict keywords by prefixing with "@"
if (netstd_keywords.find(tmp) != netstd_keywords.end())
{
return "@" + name;
}
// prevent CS8981 "The type name only contains lower-cased ascii characters"
if( name.find_first_not_of("abcdefghijklmnopqrstuvwxyz") == std::string::npos)
{
return "@" + name;
}
// no changes necessary
return name;
}
void t_netstd_generator::reset_indent() {
while( indent_count() > 0) {
indent_down();
}
}
void t_netstd_generator::pragmas_and_directives(ostream& out)
{
if( target_net_version >= 6) {
out << "// Thrift code generated for net" << target_net_version << '\n';
out << "#nullable enable // requires C# 8.0" << '\n';
}
// this one must be first
out << "#pragma warning disable IDE0079 // remove unnecessary pragmas" << '\n';
if( target_net_version >= 8) {
out << "#pragma warning disable IDE0290 // use primary CTOR" << '\n';
} else {
out << "#pragma warning disable IDE0017 // object init can be simplified" << '\n';
out << "#pragma warning disable IDE0028 // collection init can be simplified" << '\n';
}
out << "#pragma warning disable IDE1006 // parts of the code use IDL spelling" << '\n';
out << "#pragma warning disable CA1822 // empty " << DEEP_COPY_METHOD_NAME << "() methods still non-static" << '\n';
if( any_deprecations()) {
out << "#pragma warning disable CS0618 // silence our own deprecation warnings" << '\n';
}
if( target_net_version < 6) {
out << "#pragma warning disable IDE0083 // pattern matching \"that is not SomeType\" requires net5.0 but we still support earlier versions" << '\n';
}
out << '\n';
}
bool t_netstd_generator::any_deprecations()
{
// enums
vector<t_enum*> enums = program_->get_enums();
vector<t_enum*>::iterator en_iter;
for (en_iter = enums.begin(); en_iter != enums.end(); ++en_iter) {
if( is_deprecated((*en_iter)->annotations_)) {
return true;
}
// enum values
vector<t_enum_value*> evals = (*en_iter)->get_constants();
vector<t_enum_value*>::iterator ev_iter;
for (ev_iter = evals.begin(); ev_iter != evals.end(); ++ev_iter) {
if( is_deprecated((*ev_iter)->annotations_)) {
return true;
}
}
}
// typedefs
vector<t_typedef*> typedefs = program_->get_typedefs();
vector<t_typedef*>::iterator td_iter;
for (td_iter = typedefs.begin(); td_iter != typedefs.end(); ++td_iter) {
if( is_deprecated((*td_iter)->annotations_)) {
return true;
}
}
// structs, exceptions, unions
vector<t_struct*> objects = program_->get_objects();
vector<t_struct*>::iterator o_iter;
for (o_iter = objects.begin(); o_iter != objects.end(); ++o_iter) {
if( is_deprecated((*o_iter)->annotations_)) {
return true;
}
// struct members
const vector<t_field*>& members = (*o_iter)->get_members();
vector<t_field*>::const_iterator m_iter;
for (m_iter = members.begin(); m_iter != members.end(); ++m_iter) {
if( is_deprecated((*m_iter)->annotations_)) {
return true;
}
}
}
/* not yet
// constants
vector<t_const*> consts = program_->get_consts();
vector<t_const*>::iterator c_iter;
for (c_iter = consts.begin(); c_iter != consts.end(); ++c_iter) {
if( is_deprecated((*c_iter)->annotations_)) {
return true;
}
}
*/
// services
vector<t_service*> services = program_->get_services();
vector<t_service*>::iterator sv_iter;
for (sv_iter = services.begin(); sv_iter != services.end(); ++sv_iter) {
if( is_deprecated((*sv_iter)->annotations_)) {
return true;
}
// service methods
vector<t_function*> functions = (*sv_iter)->get_functions();
vector<t_function*>::iterator f_iter;
for (f_iter = functions.begin(); f_iter != functions.end(); ++f_iter) {
if( is_deprecated((*f_iter)->annotations_)) {
return true;
}
}
}
return false;
}
void t_netstd_generator::start_netstd_namespace(ostream& out)
{
if (!namespace_name_.empty())
{
out << "namespace " << namespace_name_ << '\n';
scope_up(out);
}
}
void t_netstd_generator::end_netstd_namespace(ostream& out)
{
if (!namespace_name_.empty())
{
scope_down(out);
}
}
string t_netstd_generator::netstd_type_usings() const
{
string namespaces =
"using System;\n"
"using System.Collections;\n"
"using System.Collections.Generic;\n"
"using System.Text;\n"
"using System.IO;\n"
"using System.Linq;\n"
"using System.Threading;\n"
"using System.Threading.Tasks;\n"
"using Microsoft.Extensions.Logging;\n"
"using Thrift;\n"
"using Thrift.Collections;\n";
if (is_wcf_enabled())
{
namespaces += "using System.ServiceModel;\n";
namespaces += "using System.Runtime.Serialization;\n";
}
return namespaces;
}
string t_netstd_generator::netstd_thrift_usings() const
{
string namespaces =
"using Thrift.Protocol;\n"
"using Thrift.Protocol.Entities;\n"
"using Thrift.Protocol.Utilities;\n"
"using Thrift.Transport;\n"
"using Thrift.Transport.Client;\n"
"using Thrift.Transport.Server;\n"
"using Thrift.Processor;\n";
return namespaces;
}
void t_netstd_generator::close_generator()
{
// right at the end, after everything else
generate_extensions_file();
}
void t_netstd_generator::generate_typedef(t_typedef* ttypedef)
{
(void)ttypedef;
}
void t_netstd_generator::generate_enum(t_enum* tenum)
{
int ic = indent_count();
string f_enum_name = namespace_dir_ + "/" + tenum->get_name() + ".cs";
ofstream_with_content_based_conditional_update f_enum;
f_enum.open(f_enum_name.c_str());
generate_enum(f_enum, tenum);
f_enum.close();
indent_validate(ic, "generate_enum");
}
void t_netstd_generator::generate_enum(ostream& out, t_enum* tenum)
{
reset_indent();
out << autogen_comment() << '\n';
pragmas_and_directives(out);
start_netstd_namespace(out);
generate_netstd_doc(out, tenum);
generate_deprecation_attribute(out, tenum->annotations_);
out << indent() << "public enum " << type_name(tenum,false) << '\n';
scope_up(out);
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)
{
generate_netstd_doc(out, *c_iter);
int value = (*c_iter)->get_value();
generate_deprecation_attribute(out, (*c_iter)->annotations_);
out << indent() << normalize_name((*c_iter)->get_name()) << " = " << value << "," << '\n';
}
scope_down(out);
end_netstd_namespace(out);
}
void t_netstd_generator::generate_consts(vector<t_const*> consts)
{
if (consts.empty())
{
return;
}
string f_consts_name = namespace_dir_ + '/' + program_name_ + ".Constants.cs";
ofstream_with_content_based_conditional_update f_consts;
f_consts.open(f_consts_name.c_str());
generate_consts(f_consts, consts);
f_consts.close();
}
void t_netstd_generator::generate_consts(ostream& out, vector<t_const*> consts)
{
if (consts.empty())
{
return;
}
reset_indent();
out << autogen_comment() << netstd_type_usings() << '\n' << '\n';
pragmas_and_directives(out);
start_netstd_namespace(out);
out << indent() << "public static class " << make_valid_csharp_identifier(program_name_) << "Constants" << '\n';
scope_up(out);
vector<t_const*>::iterator c_iter;
bool need_static_constructor = false;
for (c_iter = consts.begin(); c_iter != consts.end(); ++c_iter)
{
generate_netstd_doc(out, *c_iter);
if (print_const_value(out, normalize_name((*c_iter)->get_name()), (*c_iter)->get_type(), (*c_iter)->get_value(), false))
{
need_static_constructor = true;
}
}
if (need_static_constructor)
{
print_const_constructor(out, consts);
}
scope_down(out);
end_netstd_namespace(out);
}
void t_netstd_generator::print_const_def_value(ostream& out, string name, t_type* type, t_const_value* value)
{
if (type->is_struct() || type->is_xception())
{
const vector<t_field*>& fields = static_cast<t_struct*>(type)->get_members();
const map<t_const_value*, t_const_value*, t_const_value::value_compare>& val = value->get_map();
vector<t_field*>::const_iterator f_iter;
map<t_const_value*, t_const_value*, t_const_value::value_compare>::const_iterator v_iter;
collect_extensions_types(static_cast<t_struct*>(type));
prepare_member_name_mapping(static_cast<t_struct*>(type));
for (v_iter = val.begin(); v_iter != val.end(); ++v_iter)
{
t_field* field = nullptr;
for (f_iter = fields.begin(); f_iter != fields.end(); ++f_iter)
{
if ((*f_iter)->get_name() == v_iter->first->get_string())
{
field = *f_iter;
}
}
if (field == nullptr)
{
throw "type error: " + type->get_name() + " has no field " + v_iter->first->get_string();
}
t_type* field_type = field->get_type();
string val = render_const_value(out, name, field_type, v_iter->second);
out << indent() << name << "." << prop_name(field) << " = " << val << ";" << '\n';
}
cleanup_member_name_mapping(static_cast<t_struct*>(type));
}
else if (type->is_map())
{
t_type* ktype = static_cast<t_map*>(type)->get_key_type();
t_type* vtype = static_cast<t_map*>(type)->get_val_type();
const map<t_const_value*, t_const_value*, t_const_value::value_compare>& val = value->get_map();
map<t_const_value*, t_const_value*, t_const_value::value_compare>::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);
out << indent() << name << "[" << key << "]" << " = " << val << ";" << '\n';
}
}
else if (type->is_list() || type->is_set())
{
t_type* etype;
if (type->is_list())
{
etype = static_cast<t_list*>(type)->get_elem_type();
}
else
{
etype = static_cast<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);
out << indent() << name << ".Add(" << val << ");" << '\n';
}
}
}
void t_netstd_generator::print_const_constructor(ostream& out, vector<t_const*> consts)
{
out << indent() << "static " << make_valid_csharp_identifier(program_name_).c_str() << "Constants()" << '\n';
scope_up(out);
vector<t_const*>::iterator c_iter;
for (c_iter = consts.begin(); c_iter != consts.end(); ++c_iter)
{
string name = (*c_iter)->get_name();
t_type* type = (*c_iter)->get_type();
t_const_value* value = (*c_iter)->get_value();
print_const_def_value(out, name, type, value);
}
scope_down(out);
}
bool t_netstd_generator::print_const_value(ostream& out, string name, t_type* type, t_const_value* value, bool in_static, bool defval, bool needtype)
{
out << indent();
bool need_static_construction = !in_static;
type = resolve_typedef( type);
if (!defval || needtype)
{
if(in_static) {
out << type_name(type) << " ";
} else if(type->is_base_type()) {
out << "public const " << type_name(type) << " ";
} else {
out << "public static " << (target_net_version >= 6 ? "readonly " : "") << type_name(type) << " ";
}
}
if (type->is_base_type())
{
string v2 = render_const_value(out, name, type, value);
out << name << " = " << v2 << ";" << '\n';
need_static_construction = false;
}
else if (type->is_enum())
{
out << name << " = " << type_name(type) << "." << value->get_identifier_name() << ";" << '\n';
need_static_construction = false;
}
else if (type->is_struct() || type->is_xception())
{
if(target_net_version >= 6) {
out << name << " = new();" << '\n';
} else {
out << name << " = new " << type_name(type) << "();" << '\n';
}
}
else if (type->is_map() || type->is_list() || type->is_set())
{
if(target_net_version >= 8) {
out << name << " = [];" << '\n';
} else if(target_net_version >= 6) {
out << name << " = new();" << '\n';
} else {
out << name << " = new " << type_name(type) << "();" << '\n';
}
}
if (defval && !type->is_base_type() && !type->is_enum())
{
print_const_def_value(out, name, type, value);
}
return need_static_construction;
}
string t_netstd_generator::render_const_value(ostream& out, string name, t_type* type, t_const_value* value)
{
(void)name;
ostringstream render;
if (type->is_base_type())
{
t_base_type::t_base tbase = static_cast<t_base_type*>(type)->get_base();
switch (tbase)
{
case t_base_type::TYPE_STRING:
if (type->is_binary()) {
render << "System.Text.Encoding.UTF8.GetBytes(\"" << get_escaped_string(value) << "\")";
} else {
render << '"' << get_escaped_string(value) << '"';
}
break;
case t_base_type::TYPE_UUID:
render << "new System.Guid(\"" << get_escaped_string(value) << "\")";
break;
case t_base_type::TYPE_BOOL:
render << ((value->get_integer() > 0) ? "true" : "false");
break;
case t_base_type::TYPE_I8:
case t_base_type::TYPE_I16:
case t_base_type::TYPE_I32:
case t_base_type::TYPE_I64:
render << value->get_integer();
break;
case t_base_type::TYPE_DOUBLE:
if (value->get_type() == t_const_value::CV_INTEGER)
{
render << 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 << type_name(type) << "." << value->get_identifier_name();
}
else
{
string t = normalize_name(tmp("tmp"));
print_const_value(out, t, type, value, true, true, true);
render << t;
}
return render.str();
}
void t_netstd_generator::collect_extensions_types(t_struct* tstruct)
{
const vector<t_field*>& members = tstruct->get_members();
vector<t_field*>::const_iterator m_iter;
// make private members with public Properties
for (m_iter = members.begin(); m_iter != members.end(); ++m_iter)
{
collect_extensions_types((*m_iter)->get_type());
}
}
void t_netstd_generator::collect_extensions_types(t_type* ttype)
{
ttype = resolve_typedef( ttype);
string key = type_name(ttype);
if (ttype->is_struct() || ttype->is_xception())
{
if( checked_extension_types.find(key) == checked_extension_types.end())
{
checked_extension_types[key] = ttype; // prevent recursion
t_struct* tstruct = static_cast<t_struct*>(ttype);
collect_extensions_types(tstruct);
}
return;
}
if (ttype->is_container())
{
if( collected_extension_types.find(key) == collected_extension_types.end())
{
collected_extension_types[key] = ttype; // prevent recursion
if( ttype->is_map())
{
t_map* tmap = static_cast<t_map*>(ttype);
collect_extensions_types(tmap->get_key_type());
collect_extensions_types(tmap->get_val_type());
}
else if (ttype->is_set())
{
t_set* tset = static_cast<t_set*>(ttype);
collect_extensions_types(tset->get_elem_type());
}
else if (ttype->is_list())
{
t_list* tlist = static_cast<t_list*>(ttype);
collect_extensions_types(tlist->get_elem_type());
}
else
{
throw "compiler error: unhandled container type " + ttype->get_name();
}
}
return;
}
}
void t_netstd_generator::generate_extensions_file()
{
if (collected_extension_types.empty())
{
return;
}
string f_exts_name = namespace_dir_ + '/' + program_name_ + ".Extensions.cs";
ofstream_with_content_based_conditional_update f_exts;
f_exts.open(f_exts_name.c_str());
generate_extensions(f_exts, collected_extension_types);
f_exts.close();
}
void t_netstd_generator::generate_extensions(ostream& out, map<string, t_type*> types)
{
if (types.empty())
{
return;
}
reset_indent();
out << autogen_comment() << netstd_type_usings()
<< "using Thrift.Protocol;" << '\n'
<< '\n' << '\n';
pragmas_and_directives(out);
start_netstd_namespace(out);
out << indent() << "public static class " << make_valid_csharp_identifier(program_name_) << "Extensions" << '\n';
scope_up(out);
bool needs_typecast = false;
std::map<string,t_type*>::const_iterator iter;
for( iter = types.begin(); iter != types.end(); ++iter)
{
out << indent() << "public static bool Equals(this " << iter->first << " instance, object that)" << '\n';
scope_up(out);
if( target_net_version >= 6) {
out << indent() << "if (that is not " << iter->first << " other) return false;" << '\n';
} else {
out << indent() << "if (!(that is " << iter->first << " other)) return false;" << '\n';
}
out << indent() << "if (ReferenceEquals(instance, other)) return true;" << '\n';
out << '\n';
out << indent() << "return TCollections.Equals(instance, other);" << '\n';
scope_down(out);
out << '\n' << '\n';
out << indent() << "public static int GetHashCode(this " << iter->first << " instance)" << '\n';
scope_up(out);
out << indent() << "return TCollections.GetHashCode(instance);" << '\n';
scope_down(out);
out << '\n' << '\n';
if(! suppress_deepcopy) {
out << indent() << "public static " << iter->first << nullable_field_suffix(iter->second) << " " << DEEP_COPY_METHOD_NAME << "(this " << iter->first << nullable_field_suffix(iter->second) << " source)" << '\n';
scope_up(out);
out << indent() << "if (source == null)" << '\n';
indent_up();
out << indent() << "return null;" << '\n' << '\n';
indent_down();
string suffix("");
string tmp_instance = tmp("tmp");
out << indent() << "var " << tmp_instance << " = new " << iter->first << "(source.Count);" << '\n';
if( iter->second->is_map())
{
t_map* tmap = static_cast<t_map*>(iter->second);
string copy_key = get_deep_copy_method_call(tmap->get_key_type(), true, needs_typecast, suffix);
string copy_val = get_deep_copy_method_call(tmap->get_val_type(), true, needs_typecast, suffix);
bool null_key = type_can_be_null(tmap->get_key_type());
bool null_val = type_can_be_null(tmap->get_val_type());
out << indent() << "foreach (var pair in source)" << '\n';
indent_up();
if( target_net_version >= 6) {
out << indent() << tmp_instance << ".Add(pair.Key" << copy_key;
out << ", pair.Value" << copy_val;
} else {
out << indent() << tmp_instance << ".Add(";
if( null_key) {
out << "(pair.Key != null) ? pair.Key" << copy_key << " : null";
} else {
out << "pair.Key" << copy_key;
}
out << ", ";
if( null_val) {
out << "(pair.Value != null) ? pair.Value" << copy_val << " : null";
} else {
out << "pair.Value" << copy_val;
}
}
out << ");" << '\n';
indent_down();
} else if( iter->second->is_set() || iter->second->is_list()) {
string copy_elm;
bool null_elm = false;
if (iter->second->is_set())
{
t_set* tset = static_cast<t_set*>(iter->second);
copy_elm = get_deep_copy_method_call(tset->get_elem_type(), true, needs_typecast, suffix);
null_elm = type_can_be_null(tset->get_elem_type());
}
else // list
{
t_list* tlist = static_cast<t_list*>(iter->second);
copy_elm = get_deep_copy_method_call(tlist->get_elem_type(), true, needs_typecast, suffix);
null_elm = type_can_be_null(tlist->get_elem_type());
}
out << indent() << "foreach (var elem in source)" << '\n';
indent_up();
if( target_net_version >= 6) {
out << indent() << tmp_instance << ".Add(elem" << copy_elm;
} else {
out << indent() << tmp_instance << ".Add(";
if( null_elm)
{
out << "(elem != null) ? elem" << copy_elm << " : null";
} else {
out << "elem" << copy_elm;
}
}
out << ");" << '\n';
indent_down();
}
out << indent() << "return " << tmp_instance << ";" << '\n';
scope_down(out);
out << '\n' << '\n';
}
}
scope_down(out);
end_netstd_namespace(out);
}
void t_netstd_generator::generate_struct(t_struct* tstruct)
{
collect_extensions_types(tstruct);
if (is_union_enabled() && tstruct->is_union())
{
generate_netstd_union(tstruct);
}
else
{
generate_netstd_struct(tstruct, false);
}
}
void t_netstd_generator::generate_xception(t_struct* txception)
{
generate_netstd_struct(txception, true);
}
void t_netstd_generator::generate_netstd_struct(t_struct* tstruct, bool is_exception)
{
int ic = indent_count();
string f_struct_name = namespace_dir_ + "/" + (tstruct->get_name()) + ".cs";
ofstream_with_content_based_conditional_update f_struct;
f_struct.open(f_struct_name.c_str());
reset_indent();
f_struct << autogen_comment() << netstd_type_usings() << netstd_thrift_usings() << '\n' << '\n';
pragmas_and_directives(f_struct);
generate_netstd_struct_definition(f_struct, tstruct, is_exception);
f_struct.close();
indent_validate(ic, "generate_netstd_struct");
}
void t_netstd_generator::generate_netstd_struct_definition(ostream& out, t_struct* tstruct, bool is_exception, bool in_class, bool is_result)
{
if (!in_class)
{
start_netstd_namespace(out);
}
out << '\n';
generate_netstd_doc(out, tstruct);
collect_extensions_types(tstruct);
prepare_member_name_mapping(tstruct);
if ((is_serialize_enabled() || is_wcf_enabled()) && !is_exception)
{
out << indent() << "[DataContract(Namespace=\"" << wcf_namespace_ << "\")]" << '\n';
}
bool is_final = tstruct->annotations_.find("final") != tstruct->annotations_.end();
string sharp_struct_name = type_name(tstruct, false);
generate_deprecation_attribute(out, tstruct->annotations_);
out << indent() << "public " << (is_final ? "sealed " : "") << "partial class " << sharp_struct_name << " : ";
if (is_exception)
{
out << "TException, ";
}
out << "TBase" << '\n'
<< indent() << "{" << '\n';
indent_up();
const vector<t_field*>& members = tstruct->get_members();
vector<t_field*>::const_iterator m_iter;
// make private members with public Properties
for (m_iter = members.begin(); m_iter != members.end(); ++m_iter)
{
// if the field is required, then we use auto-properties
if (!field_is_required((*m_iter)))
{
out << indent() << "private " << declare_field(*m_iter, false, true, "_") << '\n';
}
}
out << '\n';
bool has_non_required_fields = false;
bool has_required_fields = false;
for (m_iter = members.begin(); m_iter != members.end(); ++m_iter)
{
generate_netstd_doc(out, *m_iter);
generate_property(out, *m_iter, true, true);
bool is_required = field_is_required((*m_iter));
if (is_required)
{
has_required_fields = true;
}
else
{
has_non_required_fields = true;
}
}
bool generate_isset = has_non_required_fields;
if (generate_isset)
{
out << '\n';
if (is_serialize_enabled() || is_wcf_enabled())
{
out << indent() << "[DataMember(Order = 1)]" << '\n';
}
out << indent() << "public Isset __isset;" << '\n';
if (is_serialize_enabled() || is_wcf_enabled())
{
out << indent() << "[DataContract]" << '\n';
}
out << indent() << "public struct Isset" << '\n'
<< indent() << "{" << '\n';
indent_up();
for (m_iter = members.begin(); m_iter != members.end(); ++m_iter)