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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
#ifndef T_VALIDATOR_GENERATOR_H
#define T_VALIDATOR_GENERATOR_H
#include "thrift/generate/t_generator.h"
#include <fstream>
#include <iostream>
#include <limits>
#include <string>
#include <vector>
class validation_value {
public:
struct validation_function {
public:
std::string name;
std::vector<validation_value*> arguments;
};
enum validation_value_type {
VV_INTEGER,
VV_DOUBLE,
VV_BOOL,
VV_ENUM,
VV_STRING,
VV_FUNCTION,
VV_FIELD_REFERENCE,
VV_UNKNOWN
};
validation_value() : val_type(VV_UNKNOWN) {}
validation_value(const int64_t val) : int_val(val), val_type(VV_INTEGER) {}
validation_value(const double val) : double_val(val), val_type(VV_DOUBLE) {}
validation_value(const bool val) : bool_val(val), val_type(VV_BOOL) {}
validation_value(t_enum_value* val) : enum_val(val), val_type(VV_ENUM) {}
validation_value(const std::string val) : string_val(val), val_type(VV_STRING) {}
validation_value(validation_function* val) : function_val(val), val_type(VV_FUNCTION) {}
validation_value(t_field* val) : field_reference_val(val), val_type(VV_FIELD_REFERENCE) {}
void set_int(const int64_t val) {
int_val = val;
val_type = VV_INTEGER;
}
int64_t get_int() const { return int_val; };
void set_double(const double val) {
double_val = val;
val_type = VV_DOUBLE;
}
double get_double() { return double_val; };
void set_bool(const bool val) {
bool_val = val;
val_type = VV_BOOL;
}
bool get_bool() const { return bool_val; };
void set_enum(t_enum_value* val) {
enum_val = val;
val_type = VV_ENUM;
}
t_enum_value* get_enum() const { return enum_val; };
void set_string(const std::string val) {
string_val = val;
val_type = VV_STRING;
}
std::string get_string() const { return string_val; };
void set_function(validation_function* val) {
function_val = val;
val_type = VV_FUNCTION;
}
validation_function* get_function() { return function_val; };
void set_field_reference(t_field* val) {
field_reference_val = val;
val_type = VV_FIELD_REFERENCE;
}
t_field* get_field_reference() const { return field_reference_val; };
bool is_field_reference() const { return val_type == VV_FIELD_REFERENCE; };
bool is_validation_function() const { return val_type == VV_FUNCTION; };
validation_value_type get_type() const { return val_type; };
private:
int64_t int_val = 0;
double double_val = 0.0;
bool bool_val = false;
t_enum_value* enum_val = nullptr;
std::string string_val;
validation_function* function_val;
t_field* field_reference_val;
validation_value_type val_type;
};
class validation_rule {
public:
validation_rule(){};
validation_rule(std::string name) : name(name){};
validation_rule(std::string name, validation_rule* inner) : name(name), inner(inner){};
std::string get_name() { return name; };
void append_value(validation_value* value) { values.push_back(value); }
const std::vector<validation_value*>& get_values() { return values; };
validation_rule* get_inner() { return inner; };
private:
std::string name;
std::vector<validation_value*> values;
validation_rule* inner;
};
class validation_parser {
public:
validation_parser() {}
validation_parser(t_struct* reference) : reference(reference) {}
std::vector<validation_rule*> parse_field(
t_type* type,
std::map<std::string, std::vector<std::string>>& annotations);
void set_reference(t_struct* reference) { this->reference = reference; };
private:
std::vector<validation_rule*> parse_bool_field(
t_type* type,
std::map<std::string, std::vector<std::string>>& annotations);
std::vector<validation_rule*> parse_enum_field(
t_type* type,
std::map<std::string, std::vector<std::string>>& annotations);
std::vector<validation_rule*> parse_double_field(
t_type* type,
std::map<std::string, std::vector<std::string>>& annotations);
std::vector<validation_rule*> parse_integer_field(
t_type* type,
std::map<std::string, std::vector<std::string>>& annotations);
std::vector<validation_rule*> parse_string_field(
t_type* type,
std::map<std::string, std::vector<std::string>>& annotations);
std::vector<validation_rule*> parse_set_field(
t_type* type,
std::map<std::string, std::vector<std::string>>& annotations);
std::vector<validation_rule*> parse_list_field(
t_type* type,
std::map<std::string, std::vector<std::string>>& annotations);
std::vector<validation_rule*> parse_map_field(
t_type* type,
std::map<std::string, std::vector<std::string>>& annotations);
std::vector<validation_rule*> parse_struct_field(
t_type* type,
std::map<std::string, std::vector<std::string>>& annotations);
std::vector<validation_rule*> parse_xception_field(
t_type* type,
std::map<std::string, std::vector<std::string>>& annotations);
std::vector<validation_rule*> parse_union_field(
t_type* type,
std::map<std::string, std::vector<std::string>>& annotations);
bool is_reference_field(std::string value);
bool is_validation_function(std::string value);
void add_bool_rule(std::vector<validation_rule*>& rules,
std::string key,
std::map<std::string, std::vector<std::string>>& annotations);
void add_double_rule(std::vector<validation_rule*>& rules,
std::string key,
std::map<std::string, std::vector<std::string>>& annotations);
void add_double_list_rule(std::vector<validation_rule*>& rules,
std::string key,
std::map<std::string, std::vector<std::string>>& annotations);
void add_integer_rule(std::vector<validation_rule*>& rules,
std::string key,
std::map<std::string, std::vector<std::string>>& annotations);
void add_integer_list_rule(std::vector<validation_rule*>& rules,
std::string key,
std::map<std::string, std::vector<std::string>>& annotations);
void add_string_rule(std::vector<validation_rule*>& rules,
std::string key,
std::map<std::string, std::vector<std::string>>& annotations);
void add_enum_list_rule(std::vector<validation_rule*>& rules,
t_enum* enum_,
std::string key,
std::map<std::string, std::vector<std::string>>& annotations);
t_field* get_referenced_field(std::string annotation_value);
validation_value::validation_function* get_validation_function(std::string annotation_value);
t_struct* reference;
};
#endif
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