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Posted to commits@thrift.apache.org by ns...@apache.org on 2016/09/25 16:43:24 UTC
[35/55] [abbrv] [partial] thrift git commit: THRIFT-2835 Add
possibility to distribute generators separately from thrift core,
and load them dynamically
http://git-wip-us.apache.org/repos/asf/thrift/blob/052abc39/compiler/cpp/src/generate/t_javame_generator.cc
----------------------------------------------------------------------
diff --git a/compiler/cpp/src/generate/t_javame_generator.cc b/compiler/cpp/src/generate/t_javame_generator.cc
deleted file mode 100644
index e9a206b..0000000
--- a/compiler/cpp/src/generate/t_javame_generator.cc
+++ /dev/null
@@ -1,3295 +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;
-
- /* no options yet */
- for( iter = parsed_options.begin(); iter != parsed_options.end(); ++iter) {
- throw "unknown option javame:" + iter->first;
- }
-
- 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_I8:
- 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_I8:
- 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_I8:
- 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() || type->is_xception()) {
- 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_I8:
- 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) + ".findByV
<TRUNCATED>