76 lines
2.4 KiB
C++
76 lines
2.4 KiB
C++
// Copyright (c) 2012 TNO, The Netherlands.
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//
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// This file contains information proprietary to TNO.
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//
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// Any disclosure or use of this information or any reproduction of this document or any part thereof for
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// other than the specified purpose for which it is intended is expressly prohibited except as TNO may
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// otherwise agree to in writing.
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#pragma once
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// stl includes
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#include <string>
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#include <list>
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// jsoncpp includes
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#include <json/json.h>
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/**
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* JsonSchemaChecker is a very basic implementation of json schema.
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* The json schema definition draft can be found at
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* http://tools.ietf.org/html/draft-zyp-json-schema-03
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*
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* The following keywords are supported:
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* - type
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* - required
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* - properties
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* - items
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* - enum
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* - minimum
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* - maximum
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*/
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class JsonSchemaChecker
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{
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public:
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JsonSchemaChecker();
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virtual ~JsonSchemaChecker();
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bool setSchema(const Json::Value & schema);
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bool validate(const Json::Value & value);
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const std::list<std::string> & getMessages() const;
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private:
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void collectReferences(const Json::Value & schema);
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void validate(const Json::Value &value, const Json::Value & schema);
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void setMessage(const std::string & message);
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void collectDependencies(const Json::Value & value, const Json::Value &schema);
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private:
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// attribute check functions
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void checkType(const Json::Value & value, const Json::Value & schema);
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void checkProperties(const Json::Value & value, const Json::Value & schema);
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void checkAdditionalProperties(const Json::Value & value, const Json::Value & schema, const Json::Value::Members & ignoredProperties);
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void checkDependencies(const Json::Value & value, const Json::Value & schemaLink);
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void checkMinimum(const Json::Value & value, const Json::Value & schema);
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void checkMaximum(const Json::Value & value, const Json::Value & schema);
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void checkItems(const Json::Value & value, const Json::Value & schema);
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void checkMinItems(const Json::Value & value, const Json::Value & schema);
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void checkMaxItems(const Json::Value & value, const Json::Value & schema);
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void checkUniqueItems(const Json::Value & value, const Json::Value & schema);
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void checkEnum(const Json::Value & value, const Json::Value & schema);
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private:
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Json::Value _schema;
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std::list<std::string> _currentPath;
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std::list<std::string> _messages;
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bool _error;
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std::map<std::string, const Json::Value *> _references; // ref 2 value
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};
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