http://git-wip-us.apache.org/repos/asf/incubator-hawq/blob/928eade3/depends/thirdparty/thrift/compiler/cpp/src/generate/t_javame_generator.cc ---------------------------------------------------------------------- diff --git a/depends/thirdparty/thrift/compiler/cpp/src/generate/t_javame_generator.cc b/depends/thirdparty/thrift/compiler/cpp/src/generate/t_javame_generator.cc deleted file mode 100644 index b4a13fc..0000000 --- a/depends/thirdparty/thrift/compiler/cpp/src/generate/t_javame_generator.cc +++ /dev/null @@ -1,3289 +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 - -/** - * Java code generator. - * - */ -class t_javame_generator : public t_oop_generator { -public: - t_javame_generator(t_program* program, - const std::map<std::string, std::string>& parsed_options, - const std::string& option_string) - : t_oop_generator(program) { - (void)parsed_options; - (void)option_string; - std::map<std::string, std::string>::const_iterator iter; - out_dir_base_ = "gen-javame"; - } - - /** - * 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_union(t_struct* tunion); - 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(std::ofstream& out, - std::string name, - t_type* type, - t_const_value* value); - - /** - * Service-level generation functions - */ - - void generate_java_struct(t_struct* tstruct, bool is_exception); - - void generate_java_struct_definition(std::ofstream& out, - t_struct* tstruct, - bool is_xception = false, - bool in_class = false, - bool is_result = false); - void generate_java_struct_equality(std::ofstream& out, t_struct* tstruct); - void generate_java_struct_compare_to(std::ofstream& out, t_struct* tstruct); - void generate_java_struct_reader(std::ofstream& out, t_struct* tstruct); - void generate_java_validator(std::ofstream& out, t_struct* tstruct); - void generate_java_struct_result_writer(std::ofstream& out, t_struct* tstruct); - void generate_java_struct_writer(std::ofstream& out, t_struct* tstruct); - void generate_java_struct_tostring(std::ofstream& out, t_struct* tstruct); - void generate_java_struct_clear(std::ofstream& out, t_struct* tstruct); - void generate_field_value_meta_data(std::ofstream& out, t_type* type); - std::string get_java_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_java_bean_boilerplate(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); - std::string isset_field_id(t_field* field); - - void generate_primitive_service_interface(t_service* tservice); - 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_java_union(t_struct* tstruct); - void generate_union_constructor(ofstream& out, t_struct* tstruct); - void generate_union_getters_and_setters(ofstream& out, t_struct* tstruct); - void generate_union_abstract_methods(ofstream& out, t_struct* tstruct); - void generate_check_type(ofstream& out, t_struct* tstruct); - void generate_read_value(ofstream& out, t_struct* tstruct); - void generate_write_value(ofstream& out, t_struct* tstruct); - void generate_get_field_desc(ofstream& out, t_struct* tstruct); - void generate_get_struct_desc(ofstream& out, t_struct* tstruct); - void generate_get_field_name(ofstream& out, t_struct* tstruct); - - void generate_union_comparisons(ofstream& out, t_struct* tstruct); - void generate_union_hashcode(ofstream& out, t_struct* tstruct); - - /** - * 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_map_element(std::ofstream& out, - t_map* tmap, - std::string iter, - std::string map); - - 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_java_doc(std::ofstream& out, t_field* field); - - void generate_java_doc(std::ofstream& out, t_doc* tdoc); - - void generate_java_doc(std::ofstream& out, t_function* tdoc); - - void generate_java_docstring_comment(std::ofstream& out, string contents); - - void generate_deep_copy_container(std::ofstream& out, - std::string source_name_p1, - std::string source_name_p2, - std::string result_name, - t_type* type); - void generate_deep_copy_non_container(std::ofstream& out, - std::string source_name, - std::string dest_name, - t_type* type); - - bool has_bit_vector(t_struct* tstruct); - - /** - * Helper rendering functions - */ - - std::string java_package(); - std::string java_type_imports(); - std::string java_thrift_imports(); - std::string type_name(t_type* ttype, - bool in_container = false, - bool in_init = false, - bool skip_generic = 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(t_function* tfunction, std::string prefix = ""); - std::string argument_list(t_struct* tstruct, bool include_types = true); - std::string type_to_enum(t_type* ttype); - std::string get_enum_class_name(t_type* type); - void generate_struct_desc(ofstream& out, t_struct* tstruct); - void generate_field_descs(ofstream& out, t_struct* tstruct); - std::string box_type(t_type* type, string value); - - bool type_can_be_null(t_type* ttype) { - ttype = get_true_type(ttype); - - return ttype->is_container() || ttype->is_struct() || ttype->is_xception() || ttype->is_string() - || ttype->is_enum(); - } - - std::string constant_name(std::string name); - -private: - /** - * 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_javame_generator::init_generator() { - // Make output directory - MKDIR(get_out_dir().c_str()); - package_name_ = program_->get_namespace("java"); - - 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_javame_generator::java_package() { - if (!package_name_.empty()) { - return string("package ") + package_name_ + ";\n\n"; - } - return ""; -} - -/** - * Prints standard java imports - * - * @return List of imports for Java types that are used in here - */ -string t_javame_generator::java_type_imports() { - return string() + "import java.util.Hashtable;\n" + "import java.util.Vector;\n" - + "import java.util.Enumeration;\n\n"; -} - -/** - * Prints standard java imports - * - * @return List of imports necessary for thrift - */ -string t_javame_generator::java_thrift_imports() { - return string() + "import org.apache.thrift.*;\n" + "import org.apache.thrift.meta_data.*;\n" - + "import org.apache.thrift.transport.*;\n" + "import org.apache.thrift.protocol.*;\n\n"; -} - -/** - * Nothing in Java - */ -void t_javame_generator::close_generator() { -} - -/** - * Generates a typedef. This is not done in Java, 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_javame_generator::generate_typedef(t_typedef* ttypedef) { - (void)ttypedef; -} - -/** - * Enums are a class with a set of static constants. - * - * @param tenum The enumeration - */ -void t_javame_generator::generate_enum(t_enum* tenum) { - // Make output file - string f_enum_name = package_dir_ + "/" + (tenum->get_name()) + ".java"; - ofstream f_enum; - f_enum.open(f_enum_name.c_str()); - - // Comment and package it - f_enum << autogen_comment() << java_package(); - - generate_java_doc(f_enum, tenum); - indent(f_enum) << "public class " << tenum->get_name() << " implements org.apache.thrift.TEnum "; - scope_up(f_enum); - f_enum << 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(); ++c_iter) { - int value = (*c_iter)->get_value(); - generate_java_doc(f_enum, *c_iter); - indent(f_enum) << "public static final " << tenum->get_name() << " " << (*c_iter)->get_name() - << " = new " << tenum->get_name() << "(" << value << ");" << endl; - } - f_enum << endl; - - // Field for thriftCode - indent(f_enum) << "private final int value;" << endl << endl; - - indent(f_enum) << "private " << tenum->get_name() << "(int value) {" << endl; - indent(f_enum) << " this.value = value;" << endl; - indent(f_enum) << "}" << endl << endl; - - indent(f_enum) << "/**" << endl; - indent(f_enum) << " * Get the integer value of this enum value, as defined in the Thrift IDL." - << endl; - indent(f_enum) << " */" << endl; - indent(f_enum) << "public int getValue() {" << endl; - indent(f_enum) << " return value;" << endl; - indent(f_enum) << "}" << endl << endl; - - indent(f_enum) << "/**" << endl; - indent(f_enum) << " * Find a the enum type by its integer value, as defined in the Thrift IDL." - << endl; - indent(f_enum) << " * @return null if the value is not found." << endl; - indent(f_enum) << " */" << endl; - indent(f_enum) << "public static " + tenum->get_name() + " findByValue(int value) { " << endl; - - indent_up(); - - indent(f_enum) << "switch (value) {" << endl; - indent_up(); - - for (c_iter = constants.begin(); c_iter != constants.end(); ++c_iter) { - int value = (*c_iter)->get_value(); - indent(f_enum) << "case " << value << ":" << endl; - indent(f_enum) << " return " << (*c_iter)->get_name() << ";" << endl; - } - - indent(f_enum) << "default:" << endl; - indent(f_enum) << " return null;" << endl; - - indent_down(); - - indent(f_enum) << "}" << endl; - - indent_down(); - - indent(f_enum) << "}" << endl; - - scope_down(f_enum); - - f_enum.close(); -} - -/** - * Generates a class that holds all the constants. - */ -void t_javame_generator::generate_consts(std::vector<t_const*> consts) { - if (consts.empty()) { - return; - } - - string f_consts_name = package_dir_ + "/" + program_name_ + "Constants.java"; - ofstream f_consts; - f_consts.open(f_consts_name.c_str()); - - // Print header - f_consts << autogen_comment() << java_package() << java_type_imports(); - - f_consts << "public class " << 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(); -} - -/** - * Prints the value of a constant with the given type. Note that type checking - * is NOT performed in this function as it is always run beforehand using the - * validate_types method in main.cc - */ -void t_javame_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 ? "" : "public static final ") << type_name(type) << " "; - } - if (type->is_base_type()) { - string v2 = render_const_value(out, name, type, value); - out << name << " = " << v2 << ";" << endl << endl; - } else if (type->is_enum()) { - out << name << " = " << render_const_value(out, name, type, value) << ";" << 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 << " = new " << type_name(type, false, true) << "();" << endl; - if (!in_static) { - indent(out) << "static {" << 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 << "."; - std::string cap_name = get_cap_name(v_iter->first->get_string()); - out << "set" << cap_name << "(" << val << ");" << endl; - } - if (!in_static) { - indent_down(); - indent(out) << "}" << endl; - } - out << endl; - } else if (type->is_map()) { - out << name << " = new " << type_name(type, false, true) << "();" << endl; - if (!in_static) { - indent(out) << "static {" << 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 << ".put(" << box_type(ktype, key) << ", " << box_type(vtype, val) << ");" - << endl; - } - if (!in_static) { - indent_down(); - indent(out) << "}" << endl; - } - out << endl; - } else if (type->is_list() || type->is_set()) { - out << name << " = new " << type_name(type, false, true) << "();" << endl; - if (!in_static) { - indent(out) << "static {" << 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); - if (type->is_list()) { - indent(out) << name << ".addElement(" << box_type(etype, val) << ");" << endl; - } else { - indent(out) << name << ".put(" << box_type(etype, val) << ", " << box_type(etype, val) - << ");" << endl; - } - } - if (!in_static) { - indent_down(); - indent(out) << "}" << endl; - } - out << endl; - } else { - throw "compiler error: no const of type " + type->get_name(); - } -} - -string t_javame_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 << type_name(type, false, false) << "." << value->get_identifier(); - } else { - string t = tmp("tmp"); - print_const_value(out, t, type, value, true); - render << t; - } - - return render.str(); -} - -string t_javame_generator::box_type(t_type* type, string value) { - if (type->is_base_type()) { - switch (((t_base_type*)type)->get_base()) { - case t_base_type::TYPE_BOOL: - return "new Boolean(" + value + ")"; - case t_base_type::TYPE_BYTE: - return "new Byte(" + value + ")"; - case t_base_type::TYPE_I16: - return "new Short(" + value + ")"; - case t_base_type::TYPE_I32: - return "new Integer(" + value + ")"; - case t_base_type::TYPE_I64: - return "new Long(" + value + ")"; - case t_base_type::TYPE_DOUBLE: - return "new Double(" + value + ")"; - default: - break; - } - } - return value; -} - -/** - * Generates a struct definition for a thrift data type. This will be a TBase - * implementor. - * - * @param tstruct The struct definition - */ -void t_javame_generator::generate_struct(t_struct* tstruct) { - if (tstruct->is_union()) { - generate_java_union(tstruct); - } else { - generate_java_struct(tstruct, false); - } -} - -/** - * Exceptions are structs, but they inherit from Exception - * - * @param tstruct The struct definition - */ -void t_javame_generator::generate_xception(t_struct* txception) { - generate_java_struct(txception, true); -} - -/** - * Java struct definition. - * - * @param tstruct The struct definition - */ -void t_javame_generator::generate_java_struct(t_struct* tstruct, bool is_exception) { - // Make output file - string f_struct_name = package_dir_ + "/" + (tstruct->get_name()) + ".java"; - ofstream f_struct; - f_struct.open(f_struct_name.c_str()); - - f_struct << autogen_comment() << java_package() << java_type_imports() << java_thrift_imports(); - - generate_java_struct_definition(f_struct, tstruct, is_exception); - f_struct.close(); -} - -/** - * Java union definition. - * - * @param tstruct The struct definition - */ -void t_javame_generator::generate_java_union(t_struct* tstruct) { - // Make output file - string f_struct_name = package_dir_ + "/" + (tstruct->get_name()) + ".java"; - ofstream f_struct; - f_struct.open(f_struct_name.c_str()); - - f_struct << autogen_comment() << java_package() << java_type_imports() << java_thrift_imports(); - - generate_java_doc(f_struct, tstruct); - - bool is_final = (tstruct->annotations_.find("final") != tstruct->annotations_.end()); - - indent(f_struct) << "public " << (is_final ? "final " : "") << "class " << tstruct->get_name() - << " extends TUnion "; - - scope_up(f_struct); - - generate_struct_desc(f_struct, tstruct); - generate_field_descs(f_struct, tstruct); - - f_struct << endl; - - generate_union_constructor(f_struct, tstruct); - - f_struct << endl; - - generate_union_abstract_methods(f_struct, tstruct); - - f_struct << endl; - - generate_union_getters_and_setters(f_struct, tstruct); - - f_struct << endl; - - generate_union_comparisons(f_struct, tstruct); - - f_struct << endl; - - generate_union_hashcode(f_struct, tstruct); - - f_struct << endl; - - scope_down(f_struct); - - f_struct.close(); -} - -void t_javame_generator::generate_union_constructor(ofstream& out, t_struct* tstruct) { - indent(out) << "public " << type_name(tstruct) << "() {" << endl; - indent(out) << " super();" << endl; - indent(out) << "}" << endl << endl; - - indent(out) << "public " << type_name(tstruct) << "(_Fields setField, Object value) {" << endl; - indent(out) << " super(setField, value);" << endl; - indent(out) << "}" << endl << endl; - - indent(out) << "public " << type_name(tstruct) << "(" << type_name(tstruct) << " other) {" - << endl; - indent(out) << " super(other);" << endl; - indent(out) << "}" << endl; - - indent(out) << "public " << tstruct->get_name() << " deepCopy() {" << endl; - indent(out) << " return new " << tstruct->get_name() << "(this);" << endl; - indent(out) << "}" << endl << endl; - - // generate "constructors" for each field - 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) << "public static " << type_name(tstruct) << " " << (*m_iter)->get_name() << "(" - << type_name((*m_iter)->get_type()) << " value) {" << endl; - indent(out) << " " << type_name(tstruct) << " x = new " << type_name(tstruct) << "();" << endl; - indent(out) << " x.set" << get_cap_name((*m_iter)->get_name()) << "(value);" << endl; - indent(out) << " return x;" << endl; - indent(out) << "}" << endl << endl; - } -} - -void t_javame_generator::generate_union_getters_and_setters(ofstream& out, t_struct* tstruct) { - const vector<t_field*>& members = tstruct->get_members(); - vector<t_field*>::const_iterator m_iter; - - bool first = true; - for (m_iter = members.begin(); m_iter != members.end(); ++m_iter) { - if (first) { - first = false; - } else { - out << endl; - } - - t_field* field = (*m_iter); - - generate_java_doc(out, field); - indent(out) << "public " << type_name(field->get_type()) << " get" - << get_cap_name(field->get_name()) << "() {" << endl; - indent(out) << " if (getSetField() == _Fields." << constant_name(field->get_name()) << ") {" - << endl; - indent(out) << " return (" << type_name(field->get_type(), true) << ")getFieldValue();" - << endl; - indent(out) << " } else {" << endl; - indent(out) << " throw new RuntimeException(\"Cannot get field '" << field->get_name() - << "' because union is currently set to \" + getFieldDesc(getSetField()).name);" - << endl; - indent(out) << " }" << endl; - indent(out) << "}" << endl; - - out << endl; - - generate_java_doc(out, field); - indent(out) << "public void set" << get_cap_name(field->get_name()) << "(" - << type_name(field->get_type()) << " value) {" << endl; - if (type_can_be_null(field->get_type())) { - indent(out) << " if (value == null) throw new NullPointerException();" << endl; - } - indent(out) << " setField_ = _Fields." << constant_name(field->get_name()) << ";" << endl; - indent(out) << " value_ = value;" << endl; - indent(out) << "}" << endl; - } -} - -void t_javame_generator::generate_union_abstract_methods(ofstream& out, t_struct* tstruct) { - generate_check_type(out, tstruct); - out << endl; - generate_read_value(out, tstruct); - out << endl; - generate_write_value(out, tstruct); - out << endl; - generate_get_field_desc(out, tstruct); - out << endl; - generate_get_struct_desc(out, tstruct); - out << endl; -} - -void t_javame_generator::generate_check_type(ofstream& out, t_struct* tstruct) { - indent(out) - << "protected void checkType(_Fields setField, Object value) throws ClassCastException {" - << endl; - indent_up(); - - indent(out) << "switch (setField) {" << endl; - indent_up(); - - 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) { - t_field* field = (*m_iter); - - indent(out) << "case " << constant_name(field->get_name()) << ":" << endl; - indent(out) << " if (value instanceof " << type_name(field->get_type(), true, false, true) - << ") {" << endl; - indent(out) << " break;" << endl; - indent(out) << " }" << endl; - indent(out) << " throw new ClassCastException(\"Was expecting value of type " - << type_name(field->get_type(), true, false) << " for field '" << field->get_name() - << "', but got \" + value.getClass().getSimpleName());" << endl; - // do the real check here - } - - indent(out) << "default:" << endl; - indent(out) << " throw new IllegalArgumentException(\"Unknown field id \" + setField);" << endl; - - indent_down(); - indent(out) << "}" << endl; - - indent_down(); - indent(out) << "}" << endl; -} - -void t_javame_generator::generate_read_value(ofstream& out, t_struct* tstruct) { - indent(out) << "protected Object readValue(TProtocol iprot, TField field) throws TException {" - << endl; - - indent_up(); - - indent(out) << "_Fields setField = _Fields.findByThriftId(field.id);" << endl; - indent(out) << "if (setField != null) {" << endl; - indent_up(); - indent(out) << "switch (setField) {" << endl; - indent_up(); - - 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) { - t_field* field = (*m_iter); - - indent(out) << "case " << constant_name(field->get_name()) << ":" << endl; - indent_up(); - indent(out) << "if (field.type == " << constant_name(field->get_name()) << "_FIELD_DESC.type) {" - << endl; - indent_up(); - indent(out) << type_name(field->get_type(), true, false) << " " << field->get_name() << ";" - << endl; - generate_deserialize_field(out, field, ""); - indent(out) << "return " << field->get_name() << ";" << endl; - indent_down(); - indent(out) << "} else {" << endl; - indent(out) << " TProtocolUtil.skip(iprot, field.type);" << endl; - indent(out) << " return null;" << endl; - indent(out) << "}" << endl; - indent_down(); - } - - indent(out) << "default:" << endl; - indent(out) << " throw new IllegalStateException(\"setField wasn't null, but didn't match any " - "of the case statements!\");" << endl; - - indent_down(); - indent(out) << "}" << endl; - - indent_down(); - indent(out) << "} else {" << endl; - indent_up(); - indent(out) << "TProtocolUtil.skip(iprot, field.type);" << endl; - indent(out) << "return null;" << endl; - indent_down(); - indent(out) << "}" << endl; - - indent_down(); - indent(out) << "}" << endl; -} - -void t_javame_generator::generate_write_value(ofstream& out, t_struct* tstruct) { - indent(out) << "protected void writeValue(TProtocol oprot) throws TException {" << endl; - - indent_up(); - - indent(out) << "switch (setField_) {" << endl; - indent_up(); - - 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) { - t_field* field = (*m_iter); - - indent(out) << "case " << constant_name(field->get_name()) << ":" << endl; - indent_up(); - indent(out) << type_name(field->get_type(), true, false) << " " << field->get_name() << " = (" - << type_name(field->get_type(), true, false) << ")value_;" << endl; - generate_serialize_field(out, field, ""); - indent(out) << "return;" << endl; - indent_down(); - } - - indent(out) << "default:" << endl; - indent(out) << " throw new IllegalStateException(\"Cannot write union with unknown field \" + " - "setField_);" << endl; - - indent_down(); - indent(out) << "}" << endl; - - indent_down(); - - indent(out) << "}" << endl; -} - -void t_javame_generator::generate_get_field_desc(ofstream& out, t_struct* tstruct) { - indent(out) << "protected TField getFieldDesc(_Fields setField) {" << endl; - indent_up(); - - const vector<t_field*>& members = tstruct->get_members(); - vector<t_field*>::const_iterator m_iter; - - indent(out) << "switch (setField) {" << endl; - indent_up(); - - for (m_iter = members.begin(); m_iter != members.end(); ++m_iter) { - t_field* field = (*m_iter); - indent(out) << "case " << constant_name(field->get_name()) << ":" << endl; - indent(out) << " return " << constant_name(field->get_name()) << "_FIELD_DESC;" << endl; - } - - indent(out) << "default:" << endl; - indent(out) << " throw new IllegalArgumentException(\"Unknown field id \" + setField);" << endl; - - indent_down(); - indent(out) << "}" << endl; - - indent_down(); - indent(out) << "}" << endl; -} - -void t_javame_generator::generate_get_struct_desc(ofstream& out, t_struct* tstruct) { - (void)tstruct; - indent(out) << "protected TStruct getStructDesc() {" << endl; - indent(out) << " return STRUCT_DESC;" << endl; - indent(out) << "}" << endl; -} - -void t_javame_generator::generate_union_comparisons(ofstream& out, t_struct* tstruct) { - // equality - indent(out) << "public boolean equals(Object other) {" << endl; - indent(out) << " if (other instanceof " << tstruct->get_name() << ") {" << endl; - indent(out) << " return equals((" << tstruct->get_name() << ")other);" << endl; - indent(out) << " } else {" << endl; - indent(out) << " return false;" << endl; - indent(out) << " }" << endl; - indent(out) << "}" << endl; - - out << endl; - - indent(out) << "public boolean equals(" << tstruct->get_name() << " other) {" << endl; - indent(out) << " return other != null && getSetField() == other.getSetField() && " - "getFieldValue().equals(other.getFieldValue());" << endl; - indent(out) << "}" << endl; - out << endl; - - indent(out) << "public int compareTo(" << type_name(tstruct) << " other) {" << endl; - indent(out) << " int lastComparison = TBaseHelper.compareTo(getSetField(), other.getSetField());" - << endl; - indent(out) << " if (lastComparison == 0) {" << endl; - indent(out) << " return TBaseHelper.compareTo(getFieldValue(), other.getFieldValue());" - << endl; - indent(out) << " }" << endl; - indent(out) << " return lastComparison;" << endl; - indent(out) << "}" << endl; - out << endl; -} - -void t_javame_generator::generate_union_hashcode(ofstream& out, t_struct* tstruct) { - (void)tstruct; - indent(out) << "/**" << endl; - indent(out) - << " * If you'd like this to perform more respectably, use the hashcode generator option." - << endl; - indent(out) << " */" << endl; - indent(out) << "public int hashCode() {" << endl; - indent(out) << " return 0;" << endl; - indent(out) << "}" << endl; -} - -/** - * Java 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_javame_generator::generate_java_struct_definition(ofstream& out, - t_struct* tstruct, - bool is_exception, - bool in_class, - bool is_result) { - generate_java_doc(out, tstruct); - - bool is_final = (tstruct->annotations_.find("final") != tstruct->annotations_.end()); - - indent(out) << "public " << (is_final ? "final " : "") << (in_class ? "static " : "") << "class " - << tstruct->get_name() << " "; - - if (is_exception) { - out << "extends Exception "; - } - out << "implements TBase "; - - scope_up(out); - - generate_struct_desc(out, tstruct); - - // Members are public for -java, private for -javabean - const vector<t_field*>& members = tstruct->get_members(); - vector<t_field*>::const_iterator m_iter; - - out << endl; - - generate_field_descs(out, tstruct); - - out << endl; - - for (m_iter = members.begin(); m_iter != members.end(); ++m_iter) { - indent(out) << "private "; - out << declare_field(*m_iter, false) << endl; - } - - // isset data - if (members.size() > 0) { - out << endl; - - indent(out) << "// isset id assignments" << endl; - - int i = 0; - for (m_iter = members.begin(); m_iter != members.end(); ++m_iter) { - if (!type_can_be_null((*m_iter)->get_type())) { - indent(out) << "private static final int " << isset_field_id(*m_iter) << " = " << i << ";" - << endl; - i++; - } - } - - if (i > 0) { - indent(out) << "private boolean[] __isset_vector = new boolean[" << i << "];" << endl; - } - - out << endl; - } - - bool all_optional_members = true; - - // Default constructor - indent(out) << "public " << tstruct->get_name() << "() {" << endl; - indent_up(); - for (m_iter = members.begin(); m_iter != members.end(); ++m_iter) { - t_type* t = get_true_type((*m_iter)->get_type()); - if ((*m_iter)->get_value() != NULL) { - print_const_value(out, - "this." + (*m_iter)->get_name(), - t, - (*m_iter)->get_value(), - true, - true); - } - if ((*m_iter)->get_req() != t_field::T_OPTIONAL) { - all_optional_members = false; - } - } - indent_down(); - indent(out) << "}" << endl << endl; - - if (!members.empty() && !all_optional_members) { - // Full constructor for all fields - indent(out) << "public " << tstruct->get_name() << "(" << endl; - indent_up(); - bool first = true; - for (m_iter = members.begin(); m_iter != members.end(); ++m_iter) { - if ((*m_iter)->get_req() != t_field::T_OPTIONAL) { - if (!first) { - out << "," << endl; - } - first = false; - indent(out) << type_name((*m_iter)->get_type()) << " " << (*m_iter)->get_name(); - } - } - out << ")" << endl; - indent_down(); - indent(out) << "{" << endl; - indent_up(); - indent(out) << "this();" << endl; - for (m_iter = members.begin(); m_iter != members.end(); ++m_iter) { - if ((*m_iter)->get_req() != t_field::T_OPTIONAL) { - indent(out) << "this." << (*m_iter)->get_name() << " = " << (*m_iter)->get_name() << ";" - << endl; - generate_isset_set(out, (*m_iter)); - } - } - indent_down(); - indent(out) << "}" << endl << endl; - } - - // copy constructor - indent(out) << "/**" << endl; - indent(out) << " * Performs a deep copy on <i>other</i>." << endl; - indent(out) << " */" << endl; - indent(out) << "public " << tstruct->get_name() << "(" << tstruct->get_name() << " other) {" - << endl; - indent_up(); - - if (has_bit_vector(tstruct)) { - indent(out) << "System.arraycopy(other.__isset_vector, 0, __isset_vector, 0, " - "other.__isset_vector.length);" << endl; - } - - for (m_iter = members.begin(); m_iter != members.end(); ++m_iter) { - t_field* field = (*m_iter); - std::string field_name = field->get_name(); - t_type* type = field->get_type(); - bool can_be_null = type_can_be_null(type); - - if (can_be_null) { - indent(out) << "if (other." << generate_isset_check(field) << ") {" << endl; - indent_up(); - } - - if (type->is_container()) { - generate_deep_copy_container(out, "other", field_name, "__this__" + field_name, type); - indent(out) << "this." << field_name << " = __this__" << field_name << ";" << endl; - } else { - indent(out) << "this." << field_name << " = "; - generate_deep_copy_non_container(out, "other." + field_name, field_name, type); - out << ";" << endl; - } - - if (can_be_null) { - indent_down(); - indent(out) << "}" << endl; - } - } - - indent_down(); - indent(out) << "}" << endl << endl; - - // clone method, so that you can deep copy an object when you don't know its class. - indent(out) << "public " << tstruct->get_name() << " deepCopy() {" << endl; - indent(out) << " return new " << tstruct->get_name() << "(this);" << endl; - indent(out) << "}" << endl << endl; - - generate_java_struct_clear(out, tstruct); - - generate_java_bean_boilerplate(out, tstruct); - generate_generic_field_getters_setters(out, tstruct); - - generate_java_struct_equality(out, tstruct); - generate_java_struct_compare_to(out, tstruct); - - generate_java_struct_reader(out, tstruct); - if (is_result) { - generate_java_struct_result_writer(out, tstruct); - } else { - generate_java_struct_writer(out, tstruct); - } - generate_java_struct_tostring(out, tstruct); - generate_java_validator(out, tstruct); - scope_down(out); - out << endl; -} - -/** - * Generates equals methods and a hashCode method for a structure. - * - * @param tstruct The struct definition - */ -void t_javame_generator::generate_java_struct_equality(ofstream& out, t_struct* tstruct) { - out << indent() << "public boolean equals(Object that) {" << endl; - indent_up(); - out << indent() << "if (that == null)" << endl << indent() << " return false;" << endl - << indent() << "if (that instanceof " << tstruct->get_name() << ")" << endl << indent() - << " return this.equals((" << tstruct->get_name() << ")that);" << endl << indent() - << "return false;" << endl; - scope_down(out); - out << endl; - - out << indent() << "public boolean equals(" << tstruct->get_name() << " that) {" << endl; - indent_up(); - out << indent() << "if (that == null)" << endl << indent() << " return false;" << 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) { - out << endl; - - t_type* t = get_true_type((*m_iter)->get_type()); - // Most existing Thrift code does not use isset or optional/required, - // so we treat "default" fields as required. - bool is_optional = (*m_iter)->get_req() == t_field::T_OPTIONAL; - bool can_be_null = type_can_be_null(t); - string name = (*m_iter)->get_name(); - - string this_present = "true"; - string that_present = "true"; - string unequal; - - if (is_optional || can_be_null) { - this_present += " && this." + generate_isset_check(*m_iter); - that_present += " && that." + generate_isset_check(*m_iter); - } - - out << indent() << "boolean this_present_" << name << " = " << this_present << ";" << endl - << indent() << "boolean that_present_" << name << " = " << that_present << ";" << endl - << indent() << "if (" - << "this_present_" << name << " || that_present_" << name << ") {" << endl; - indent_up(); - out << indent() << "if (!(" - << "this_present_" << name << " && that_present_" << name << "))" << endl << indent() - << " return false;" << endl; - - if (t->is_base_type() && ((t_base_type*)t)->is_binary()) { - unequal = "TBaseHelper.compareTo(this." + name + ", that." + name + ") != 0"; - } else if (can_be_null) { - unequal = "!this." + name + ".equals(that." + name + ")"; - } else { - unequal = "this." + name + " != that." + name; - } - - out << indent() << "if (" << unequal << ")" << endl << indent() << " return false;" << endl; - - scope_down(out); - } - out << endl; - indent(out) << "return true;" << endl; - scope_down(out); - out << endl; - - out << indent() << "public int hashCode() {" << endl; - indent_up(); - indent(out) << "return 0;" << endl; - indent_down(); - indent(out) << "}" << endl << endl; -} - -void t_javame_generator::generate_java_struct_compare_to(ofstream& out, t_struct* tstruct) { - indent(out) << "public int compareTo(Object otherObject) {" << endl; - // indent(out) << "public int compareTo(" << type_name(tstruct) << " other) {" << endl; - indent_up(); - - indent(out) << "if (!getClass().equals(otherObject.getClass())) {" << endl; - indent(out) << " return getClass().getName().compareTo(otherObject.getClass().getName());" - << endl; - indent(out) << "}" << endl; - out << endl; - indent(out) << type_name(tstruct) << " other = (" << type_name(tstruct) << ")otherObject;"; - - indent(out) << "int lastComparison = 0;" << endl; - out << 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) { - t_field* field = *m_iter; - indent(out) << "lastComparison = TBaseHelper.compareTo(" << generate_isset_check(field) - << ", other." << generate_isset_check(field) << ");" << endl; - indent(out) << "if (lastComparison != 0) {" << endl; - indent(out) << " return lastComparison;" << endl; - indent(out) << "}" << endl; - - indent(out) << "if (" << generate_isset_check(field) << ") {" << endl; - if (field->get_type()->is_struct() || field->get_type()->is_xception()) { - indent(out) << " lastComparison = this." << field->get_name() << ".compareTo(other." - << field->get_name() << ");" << endl; - } else { - indent(out) << " lastComparison = TBaseHelper.compareTo(this." << field->get_name() - << ", other." << field->get_name() << ");" << endl; - } - - indent(out) << " if (lastComparison != 0) {" << endl; - indent(out) << " return lastComparison;" << endl; - indent(out) << " }" << endl; - indent(out) << "}" << endl; - } - - indent(out) << "return 0;" << endl; - - indent_down(); - indent(out) << "}" << endl << endl; -} - -/** - * Generates a function to read all the fields of the struct. - * - * @param tstruct The struct definition - */ -void t_javame_generator::generate_java_struct_reader(ofstream& out, t_struct* tstruct) { - out << indent() << "public void read(TProtocol iprot) throws TException {" << endl; - indent_up(); - - const vector<t_field*>& fields = tstruct->get_members(); - vector<t_field*>::const_iterator f_iter; - - // Declare stack tmp variables and read struct header - out << indent() << "TField field;" << 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; - - indent_up(); - - // Generate deserialization code for known cases - for (f_iter = fields.begin(); f_iter != fields.end(); ++f_iter) { - indent(out) << "case " << (*f_iter)->get_key() << ": // " - << constant_name((*f_iter)->get_name()) << 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() << "break;" << endl; - indent_down(); - } - - indent(out) << "default:" << endl; - indent(out) << " TProtocolUtil.skip(iprot, field.type);" << endl; - - indent_down(); - indent(out) << "}" << endl; - - // Read field end marker - indent(out) << "iprot.readFieldEnd();" << endl; - - indent_down(); - indent(out) << "}" << endl; - - out << indent() << "iprot.readStructEnd();" << endl; - - // performs various checks (e.g. check that all required fields are set) - indent(out) << "validate();" << endl; - - indent_down(); - out << indent() << "}" << endl << endl; -} - -// generates java method to perform various checks -// (e.g. check that all required fields are set) -void t_javame_generator::generate_java_validator(ofstream& out, t_struct* tstruct) { - indent(out) << "public void validate() throws TException {" << 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) { - out << indent() << "if (!" << generate_isset_check(*f_iter) << ") {" << endl << indent() - << " throw new TProtocolException(\"Required field '" << (*f_iter)->get_name() - << "' is unset! Struct:\" + toString());" << endl << indent() << "}" << endl << 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_javame_generator::generate_java_struct_writer(ofstream& out, t_struct* tstruct) { - out << indent() << "public void write(TProtocol oprot) throws TException {" << 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 << endl; - - 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(); - } - bool optional = (*f_iter)->get_req() == t_field::T_OPTIONAL; - if (optional) { - indent(out) << "if (" << 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; - - if (optional) { - indent_down(); - indent(out) << "}" << endl; - } - if (null_allowed) { - indent_down(); - indent(out) << "}" << endl; - } - } - // Write the struct map - out << indent() << "oprot.writeFieldStop();" << endl << indent() << "oprot.writeStructEnd();" - << endl; - - 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_javame_generator::generate_java_struct_result_writer(ofstream& out, t_struct* tstruct) { - out << indent() << "public void write(TProtocol oprot) throws TException {" << 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.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) << "}"; - } - // Write the struct map - out << endl << indent() << "oprot.writeFieldStop();" << endl << indent() - << "oprot.writeStructEnd();" << endl; - - indent_down(); - out << indent() << "}" << endl << endl; -} - -void t_javame_generator::generate_reflection_getters(ostringstream& out, - t_type* type, - string field_name, - string cap_name) { - indent(out) << "case " << constant_name(field_name) << ":" << endl; - indent_up(); - - if (type->is_base_type() && !type->is_string()) { - t_base_type* base_type = (t_base_type*)type; - - indent(out) << "return new " << type_name(type, true, false) << "(" - << (base_type->is_bool() ? "is" : "get") << cap_name << "());" << endl << endl; - } else { - indent(out) << "return get" << cap_name << "();" << endl << endl; - } - - indent_down(); -} - -void t_javame_generator::generate_reflection_setters(ostringstream& out, - t_type* type, - string field_name, - string cap_name) { - indent(out) << "case " << constant_name(field_name) << ":" << endl; - indent_up(); - indent(out) << "if (value == null) {" << endl; - indent(out) << " unset" << get_cap_name(field_name) << "();" << endl; - indent(out) << "} else {" << endl; - indent(out) << " set" << cap_name << "((" << type_name(type, true, false) << ")value);" << endl; - indent(out) << "}" << endl; - indent(out) << "break;" << endl << endl; - - indent_down(); -} - -void t_javame_generator::generate_generic_field_getters_setters(std::ofstream& out, - t_struct* tstruct) { - (void)out; - 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(); - } -} - -/** - * Generates a set of Java Bean boilerplate functions (setters, getters, etc.) - * for the given struct. - * - * @param tstruct The struct definition - */ -void t_javame_generator::generate_java_bean_boilerplate(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); - - if (type->is_container()) { - // Method to return the size of the collection - indent(out) << "public int get" << cap_name; - out << get_cap_name("size() {") << endl; - - indent_up(); - indent(out) << "return (this." << field_name << " == null) ? 0 : " - << "this." << field_name << ".size();" << endl; - indent_down(); - indent(out) << "}" << endl << endl; - } - - if (type->is_set() || type->is_list()) { - - t_type* element_type; - if (type->is_set()) { - element_type = ((t_set*)type)->get_elem_type(); - } else { - element_type = ((t_list*)type)->get_elem_type(); - } - - // Iterator getter for sets and lists - indent(out) << "public Enumeration get" << cap_name; - out << get_cap_name("Enumeration() {") << endl; - - indent_up(); - indent(out) << "return (this." << field_name << " == null) ? null : " - << "this." << field_name << ".elements();" << endl; - indent_down(); - indent(out) << "}" << endl << endl; - - // Add to set or list, create if the set/list is null - indent(out); - out << "public void add" << get_cap_name("to"); - out << cap_name << "(" << type_name(element_type) << " elem) {" << endl; - - indent_up(); - indent(out) << "if (this." << field_name << " == null) {" << endl; - indent_up(); - indent(out) << "this." << field_name << " = new " << type_name(type, false, true) << "();" - << endl; - indent_down(); - indent(out) << "}" << endl; - if (type->is_set()) { - indent(out) << "this." << field_name << ".put(" << box_type(element_type, "elem") << ", " - << box_type(element_type, "elem") << ");" << endl; - } else { - indent(out) << "this." << field_name << ".addElement(" << box_type(element_type, "elem") - << ");" << endl; - } - indent_down(); - indent(out) << "}" << endl << endl; - - } else if (type->is_map()) { - // Put to map - t_type* key_type = ((t_map*)type)->get_key_type(); - t_type* val_type = ((t_map*)type)->get_val_type(); - - indent(out); - out << "public void putTo" << cap_name << "(" << type_name(key_type, true) << " key, " - << type_name(val_type, true) << " val) {" << endl; - - indent_up(); - indent(out) << "if (this." << field_name << " == null) {" << endl; - indent_up(); - indent(out) << "this." << field_name << " = new " << type_name(type, false, true) << "();" - << endl; - indent_down(); - indent(out) << "}" << endl; - indent(out) << "this." << field_name << ".put(key, val);" << endl; - indent_down(); - indent(out) << "}" << endl << endl; - } - - // Simple getter - generate_java_doc(out, field); - indent(out) << "public " << type_name(type); - if (type->is_base_type() && ((t_base_type*)type)->get_base() == t_base_type::TYPE_BOOL) { - out << " is"; - } else { - out << " get"; - } - out << cap_name << "() {" << endl; - indent_up(); - indent(out) << "return this." << field_name << ";" << endl; - indent_down(); - indent(out) << "}" << endl << endl; - - // Simple setter - generate_java_doc(out, field); - indent(out) << "public "; - out << "void"; - out << " set" << cap_name << "(" << type_name(type) << " " << field_name << ") {" << endl; - indent_up(); - indent(out) << "this." << field_name << " = " << field_name << ";" << endl; - generate_isset_set(out, field); - - indent_down(); - indent(out) << "}" << endl << endl; - - // Unsetter - indent(out) << "public void unset" << cap_name << "() {" << endl; - indent_up(); - if (type_can_be_null(type)) { - indent(out) << "this." << field_name << " = null;" << endl; - } else { - indent(out) << "__isset_vector[" << isset_field_id(field) << "] = 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 boolean is" << get_cap_name("set") << cap_name << "() {" << endl; - indent_up(); - if (type_can_be_null(type)) { - indent(out) << "return this." << field_name << " != null;" << endl; - } else { - indent(out) << "return __isset_vector[" << isset_field_id(field) << "];" << endl; - } - indent_down(); - indent(out) << "}" << endl << endl; - - indent(out) << "public void set" << cap_name << get_cap_name("isSet") << "(boolean value) {" - << endl; - indent_up(); - if (type_can_be_null(type)) { - indent(out) << "if (!value) {" << endl; - indent(out) << " this." << field_name << " = null;" << endl; - indent(out) << "}" << endl; - } else { - indent(out) << "__isset_vector[" << isset_field_id(field) << "] = value;" << endl; - } - indent_down(); - indent(out) << "}" << endl << endl; - } -} - -/** - * Generates a toString() method for the given struct - * - * @param tstruct The struct definition - */ -void t_javame_generator::generate_java_struct_tostring(ofstream& out, t_struct* tstruct) { - out << indent() << "public String toString() {" << endl; - indent_up(); - - out << indent() << "StringBuffer sb = new StringBuffer(\"" << tstruct->get_name() << "(\");" - << endl; - out << indent() << "boolean first = 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) sb.append(\", \");" << endl; - } - indent(out) << "sb.append(\"" << (*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) << " sb.append(\"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) << "TBaseHelper.toString(this." << field->get_name() << ", sb);" << endl; - } else { - indent(out) << "sb.append(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() << "sb.append(\")\");" << endl << indent() << "return sb.toString();" << endl; - - indent_down(); - indent(out) << "}" << endl << endl; -} - -/** - * Returns a string with the java representation of the given thrift type - * (e.g. for the type struct it returns "TType.STRUCT") - */ -std::string t_javame_generator::get_java_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.ENUM"; - } else if (type->is_typedef()) { - return get_java_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_javame_generator::get_java_type_string!"); - break; // This should never happen! - } - } else { - throw std::runtime_error( - "Unknown thrift type \"" + type->get_name() - + "\" passed to t_javame_generator::get_java_type_string!"); // This should never happen! - } -} - -void t_javame_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) << ".class"; - } 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 if (type->is_enum()) { - indent(out) << "new EnumMetaData(TType.ENUM, " << type_name(type) << ".class"; - } else { - indent(out) << "new FieldValueMetaData(" << get_java_type_string(type); - if (type->is_typedef()) { - indent(out) << ", \"" << ((t_typedef*)type)->get_symbolic() << "\""; - } - } - 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_javame_generator::generate_service(t_service* tservice) { - // Make output file - string f_service_name = package_dir_ + "/" + service_name_ + ".java"; - f_service_.open(f_service_name.c_str()); - - f_service_ << autogen_comment() << java_package() << java_type_imports() << java_thrift_imports(); - - f_service_ << "public class " << service_name_ << " {" << endl << endl; - indent_up(); - - // Generate the three main parts of the service - generate_service_interface(tservice); - generate_service_client(tservice); - generate_service_server(tservice); - generate_service_helpers(tservice); - - indent_down(); - f_service_ << "}" << endl; - f_service_.close(); -} - -/** - * Generates a service interface definition. - * - * @param tservice The service to generate a header definition for - */ -void t_javame_generator::generate_primitive_service_interface(t_service* tservice) { - f_service_ << indent() << "public interface Iface extends " << service_name_ << "Iface { }" - << endl << endl; - - string f_interface_name = package_dir_ + "/" + service_name_ + "Iface.java"; - std::ofstream f_iface; - f_iface.open(f_interface_name.c_str()); - - string extends_iface = ""; - if (tservice->get_extends() != NULL) { - extends_iface = " extends " + type_name(tservice->get_extends()) + "Iface"; - } - - f_iface << autogen_comment() << java_package() << java_type_imports() << java_thrift_imports(); - generate_java_doc(f_iface, tservice); - f_iface << "public interface " << service_name_ << "Iface" << extends_iface << " {" << 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) { - generate_java_doc(f_iface, *f_iter); - f_iface << " public " << function_signature(*f_iter) << ";" << endl << endl; - } - f_iface << "}" << endl << endl; -} - -/** - * Generates a service interface definition. - * - * @param tservice The service to generate a header definition for - */ -void t_javame_generator::generate_service_interface(t_service* tservice) { - string extends = ""; - string extends_iface = ""; - if (tservice->get_extends() != NULL) { - extends = type_name(tservice->get_extends()); - extends_iface = " extends " + extends + ".Iface"; - } - - generate_java_doc(f_service_, tservice); - f_service_ << indent() << "public interface Iface" << 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_java_doc(f_service_, *f_iter); - indent(f_service_) << "public " << function_signature(*f_iter) << ";" << endl << endl; - } - indent_down(); - f_service_ << indent() << "}" << endl << endl; -} - -/** - * Generates structs for all the service args and return types - * - * @param tservice The service - */ -void t_javame_generator::generate_service_helpers(t_service* tservice) { - 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_java_struct_definition(f_service_, ts, false, true); - generate_function_helpers(*f_iter); - } -} - -/** - * Generates a service client definition. - * - * @param tservice The service to generate a server for. - */ -void t_javame_generator::generate_service_client(t_service* tservice) { - string extends = ""; - string extends_client = ""; - if (tservice->get_extends() != NULL) { - extends = type_name(tservice->get_extends()); - extends_client = " extends " + extends + ".Client"; - } - - indent(f_service_) << "public static class Client" << extends_client - << " implements TServiceClient, Iface {" << endl; - indent_up(); - - indent(f_service_) << "public Client(TProtocol prot)" << endl; - scope_up(f_service_); - indent(f_service_) << "this(prot, prot);" << endl; - scope_down(f_service_); - f_service_ << endl; - - indent(f_service_) << "public Client(TProtocol iprot, TProtocol oprot)" << endl; - scope_up(f_service_); - if (extends.empty()) { - f_service_ << indent() << "iprot_ = iprot;" << endl << indent() << "oprot_ = oprot;" << endl; - } else { - f_service_ << indent() << "super(iprot, oprot);" << endl; - } - scope_down(f_service_); - f_service_ << endl; - - if (extends.empty()) { - f_service_ << indent() << "protected TProtocol iprot_;" << endl << indent() - << "protected TProtocol oprot_;" << endl << endl << indent() - << "protected int seqid_;" << endl << endl; - - indent(f_service_) << "public TProtocol getInputProtocol()" << endl; - scope_up(f_service_); - indent(f_service_) << "return this.iprot_;" << endl; - scope_down(f_service_); - f_service_ << endl; - - indent(f_service_) << "public TProtocol getOutputProtocol()" << 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 - indent(f_service_) << "public " << function_signature(*f_iter) << endl; - scope_up(f_service_); - indent(f_service_) << "send_" << funname << "("; - - // Get the struct of function call params - t_struct* arg_struct = (*f_iter)->get_arglist(); - - // Declare the function arguments - const vector<t_field*>& fields = arg_struct->get_members(); - vector<t_field*>::const_iterator fld_iter; - bool first = true; - for (fld_iter = fields.begin(); fld_iter != fields.end(); ++fld_iter) { - if (first) { - first = false; - } else { - f_service_ << ", "; - } - f_service_ << (*fld_iter)->get_name(); - } - f_service_ << ");" << endl; - - if (!(*f_iter)->is_oneway()) { - f_service_ << indent(); - if (!(*f_iter)->get_returntype()->is_void()) { - f_service_ << "return "; - } - f_service_ << "recv_" << funname << "();" << endl; - } - scope_down(f_service_); - f_service_ << endl; - - t_function send_function(g_type_void, - string("send_") + (*f_iter)->get_name(), - (*f_iter)->get_arglist()); - - string argsname = (*f_iter)->get_name() + "_args"; - - // Open function - indent(f_service_) << "public " << function_signature(&send_function) << endl; - scope_up(f_service_); - - // Serialize the request - f_service_ << indent() << "oprot_.writeMessageBegin(new TMessage(\"" << funname << "\", " - << ((*f_iter)->is_oneway() ? "TMessageType.ONEWAY" : "TMessageType.CALL") - << ", ++seqid_));" << endl << indent() << argsname << " args = new " << argsname - << "();" << endl; - - for (fld_iter = fields.begin(); fld_iter != fields.end(); ++fld_iter) { - f_service_ << indent() << "args.set" << get_cap_name((*fld_iter)->get_name()) << "(" - << (*fld_iter)->get_name() << ");" << endl; - } - - f_service_ << indent() << "args.write(oprot_);" << endl << indent() - << "oprot_.writeMessageEnd();" << endl << indent() - << "oprot_.getTransport().flush();" << endl; - - scope_down(f_service_); - f_service_ << endl; - - if (!(*f_iter)->is_oneway()) { - string resultname = (*f_iter)->get_name() + "_result"; - - t_struct noargs(program_); - t_function recv_function((*f_iter)->get_returntype(), - string("recv_") + (*f_iter)->get_name(), - &noargs, - (*f_iter)->get_xceptions()); - // Open function - indent(f_service_) << "public " << function_signature(&recv_function) << endl; - scope_up(f_service_); - - f_service_ << indent() << "TMessage msg = iprot_.readMessageBegin();" << endl << indent() - << "if (msg.type == TMessageType.EXCEPTION) {" << endl << indent() - << " TApplicationException x = TApplicationException.read(iprot_);" << endl - << indent() << " iprot_.readMessageEnd();" << endl << indent() << " throw x;" - << endl << indent() << "}" << endl << indent() << "if (msg.seqid != seqid_) {" - << endl << indent() - << " throw new TApplicationException(TApplicationException.BAD_SEQUENCE_ID, \"" - << (*f_iter)->get_name() << " failed: out of sequence response\");" << endl - << indent() << "}" << endl << indent() << resultname << " result = new " - << resultname << "();" << endl << indent() << "result.read(iprot_);" << endl - << indent() << "iprot_.readMessageEnd();" << endl; - - // Careful, only return _result if not a void function - if (!(*f_iter)->get_returntype()->is_void()) { - f_service_ << indent() << "if (result." << generate_isset_check("success") << ") {" << endl - << indent() << " return result.success;" << endl << indent() << "}" << 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) { - f_service_ << indent() << "if (result." << (*x_iter)->get_name() << " != null) {" << endl - << indent() << " throw result." << (*x_iter)->get_name() << ";" << endl - << indent() << "}" << endl; - } - - // If you get here it's an exception, unless a void function - if ((*f_iter)->get_returntype()->is_void()) { - indent(f_service_) << "return;" << endl; - } else { - f_service_ << indent() - << "throw new TApplicationException(TApplicationException.MISSING_RESULT, \"" - << (*f_iter)->get_name() << " failed: unknown result\");" << 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_javame_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 = type_name(tservice->get_extends()); - extends_processor = " extends " + extends + ".Processor"; - } - - // Generate the header portion - indent(f_service_) << "public static class Processor" << extends_processor - << " implements TProcessor {" << endl; - indent_up(); - - indent(f_service_) << "public Processor(Iface iface)" << endl; - scope_up(f_service_); - if (!extends.empty()) { - f_service_ << indent() << "super(iface);" << endl; - } - f_service_ << indent() << "iface_ = iface;" << endl; - - for (f_iter = functions.begin(); f_iter != functions.end(); ++f_iter) { - f_service_ << indent() << "processMap_.put(\"" << (*f_iter)->get_name() << "\", new " - << (*f_iter)->get_name() << "());" << endl; - } - - scope_down(f_service_); - f_service_ << endl; - - if (extends.empty()) { - f_service_ - << indent() << "protected static interface ProcessFunction {" << endl << indent() - << " public void process(int seqid, TProtocol iprot, TProtocol oprot) throws TException;" - << endl << indent() << "}" << endl << endl; - } - - f_service_ << indent() << "private Iface iface_;" << endl; - - if (extends.empty()) { - f_service_ << indent() << "protected final Hashtable processMap_ = new Hashtable();" << endl; - } - - f_service_ << endl; - - // Generate the server implementation - indent(f_service_) << "public boolean process(TProtocol iprot, TProtocol oprot) throws TException" - << endl; - scope_up(f_service_); - - f_service_ << indent() << "TMessage msg = iprot.readMessageBegin();" << endl; - - // TODO(mcslee): validate message, was the seqid etc. legit? - - f_service_ - << indent() << "ProcessFunction fn = (ProcessFunction)processMap_.get(msg.name);" << endl - << indent() << "if (fn == null) {" << endl << indent() - << " TProtocolUtil.skip(iprot, TType.STRUCT);" << endl << indent() - << " iprot.readMessageEnd();" << endl << indent() - << " TApplicationException 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.process(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_javame_generator::generate_function_helpers(t_function* tfunction) { - if (tfunction->is_oneway()) { - return; - } - - 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_java_struct_definition(f_service_, &result, false, true, true); -} - -/** - * Generates a process function definition. - * - * @param tfunction The function to write a dispatcher for - */ -void t_javame_generator::generate_process_function(t_service* tservice, t_function* tfunction) { - (void)tservice; - // Open class - indent(f_service_) << "private class " << tfunction->get_name() << " implements ProcessFunction {" - << endl; - indent_up(); - - // Open function - indent(f_service_) - << "public void process(int seqid, TProtocol iprot, TProtocol oprot) throws TException" - << endl; - scope_up(f_service_); - - string argsname = tfunction->get_name() + "_args"; - string resultname = tfunction->get_name() + "_result"; - - f_service_ << indent() << argsname << " args = new " << argsname << "();" << endl << indent() - << "try {" << endl; - indent_up(); - f_service_ << indent() << "args.read(iprot);" << endl; - indent_down(); - f_service_ << indent() << "} catch (TProtocolException e) {" << endl; - indent_up(); - f_service_ << indent() << "iprot.readMessageEnd();" << endl << indent() - << "TApplicationException x = new " - "TApplicationException(TApplicationException.PROTOCOL_ERROR, e.getMessage());" - << endl << indent() << "oprot.writeMessageBegin(new TMessage(\"" - << tfunction->get_name() << "\", TMessageType.EXCEPTION, seqid));" << endl << indent() - << "x.write(oprot);" << endl << indent() << "oprot.writeMessageEnd();" << endl - << indent() << "oprot.getTransport().flush();" << endl << indent() << "return;" - << endl; - indent_down(); - f_service_ << indent() << "}" << endl; - f_service_ << 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() << resultname << " result = new " << resultname << "();" << endl; - } - - // Try block for a function with exceptions - if (xceptions.size() > 0) { - f_service_ << indent() << "try {" << endl; - indent_up(); - } - - // 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_ << "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; - - // Set isset on success field - if (!tfunction->is_oneway() && !tfunction->get_returntype()->is_void() - && !type_can_be_null(tfunction->get_returntype())) { - f_service_ << indent() << "result.set" << get_cap_name("success") << get_cap_name("isSet") - << "(true);" << endl; - } - - if (!tfunction->is_oneway() && xceptions.size() > 0) { - indent_down(); - f_service_ << indent() << "}"; - for (x_iter = xceptions.begin(); x_iter != xceptions.end(); ++x_iter) { - f_service_ << " catch (" << type_name((*x_iter)->get_type(), false, false) << " " - << (*x_iter)->get_name() << ") {" << 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_ << "}"; - } - } - f_service_ << " catch (Throwable th) {" << endl; - indent_up(); - f_service_ << indent() << "TApplicationException x = new " - "TApplicationException(TApplicationException.INTERNAL_ERROR, " - "\"Internal error processing " << tfunction->get_name() << "\");" - << endl << indent() << "oprot.writeMessageBegin(new TMessage(\"" - << tfunction->get_name() << "\", TMessageType.EXCEPTION, seqid));" << endl - << indent() << "x.write(oprot);" << endl << indent() << "oprot.writeMessageEnd();" - << endl << indent() << "oprot.getTransport().flush();" << endl << indent() - << "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_javame_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()) { - indent(out) << name << " = iprot."; - - 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 << "readString();"; - } else { - out << "readBinary();"; - } - 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 Java name for base type " + t_base_type::t_base_name(tbase); - } - out << endl; - } else if (type->is_enum()) { - indent(out) << name << " = " - << type_name(tfield->get_type(), true, false) + ".findByValue(iprot.readI32());" - << endl; - } else { - printf("
<TRUNCATED>
