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108 lines
3.2 KiB
C++
108 lines
3.2 KiB
C++
/* Icinga 2 | (c) 2012 Icinga GmbH | GPLv2+ */
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#ifndef NAMESPACE_H
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#define NAMESPACE_H
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#include "base/i2-base.hpp"
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#include "base/object.hpp"
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#include "base/value.hpp"
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#include "base/debuginfo.hpp"
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#include <map>
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#include <vector>
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#include <memory>
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namespace icinga
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{
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struct NamespaceValue
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{
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virtual Value Get(const DebugInfo& debugInfo = DebugInfo()) const = 0;
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virtual void Set(const Value& value, bool overrideFrozen, const DebugInfo& debugInfo = DebugInfo()) = 0;
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};
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struct EmbeddedNamespaceValue : public NamespaceValue
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{
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EmbeddedNamespaceValue(const Value& value);
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Value Get(const DebugInfo& debugInfo) const override;
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void Set(const Value& value, bool overrideFrozen, const DebugInfo& debugInfo) override;
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private:
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Value m_Value;
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};
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struct ConstEmbeddedNamespaceValue : public EmbeddedNamespaceValue
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{
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using EmbeddedNamespaceValue::EmbeddedNamespaceValue;
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void Set(const Value& value, bool overrideFrozen, const DebugInfo& debugInfo) override;
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};
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class Namespace;
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struct NamespaceBehavior
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{
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virtual void Register(const boost::intrusive_ptr<Namespace>& ns, const String& field, const Value& value, bool overrideFrozen, const DebugInfo& debugInfo) const;
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virtual void Remove(const boost::intrusive_ptr<Namespace>& ns, const String& field, bool overrideFrozen);
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};
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struct ConstNamespaceBehavior : public NamespaceBehavior
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{
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void Register(const boost::intrusive_ptr<Namespace>& ns, const String& field, const Value& value, bool overrideFrozen, const DebugInfo& debugInfo) const override;
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void Remove(const boost::intrusive_ptr<Namespace>& ns, const String& field, bool overrideFrozen) override;
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void Freeze();
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private:
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bool m_Frozen;
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};
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/**
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* A namespace.
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*
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* @ingroup base
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*/
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class Namespace final : public Object
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{
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public:
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DECLARE_OBJECT(Namespace);
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typedef std::map<String, std::shared_ptr<NamespaceValue> >::iterator Iterator;
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typedef std::map<String, std::shared_ptr<NamespaceValue> >::value_type Pair;
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Namespace(NamespaceBehavior *behavior = new NamespaceBehavior);
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Value Get(const String& field) const;
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bool Get(const String& field, Value *value) const;
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void Set(const String& field, const Value& value, bool overrideFrozen = false);
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bool Contains(const String& field) const;
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void Remove(const String& field, bool overrideFrozen = false);
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std::shared_ptr<NamespaceValue> GetAttribute(const String& field) const;
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void SetAttribute(const String& field, const std::shared_ptr<NamespaceValue>& nsVal);
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void RemoveAttribute(const String& field);
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Iterator Begin();
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Iterator End();
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Value GetFieldByName(const String& field, bool sandboxed, const DebugInfo& debugInfo) const override;
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void SetFieldByName(const String& field, const Value& value, bool overrideFrozen, const DebugInfo& debugInfo) override;
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bool HasOwnField(const String& field) const override;
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bool GetOwnField(const String& field, Value *result) const override;
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static Object::Ptr GetPrototype();
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private:
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std::map<String, std::shared_ptr<NamespaceValue> > m_Data;
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std::unique_ptr<NamespaceBehavior> m_Behavior;
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};
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Namespace::Iterator begin(const Namespace::Ptr& x);
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Namespace::Iterator end(const Namespace::Ptr& x);
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}
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extern template class std::map<icinga::String, std::shared_ptr<icinga::NamespaceValue> >;
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#endif /* NAMESPACE_H */
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