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Diffstat (limited to 'lib/base/namespace.hpp')
-rw-r--r-- | lib/base/namespace.hpp | 110 |
1 files changed, 110 insertions, 0 deletions
diff --git a/lib/base/namespace.hpp b/lib/base/namespace.hpp new file mode 100644 index 0000000..310dba7 --- /dev/null +++ b/lib/base/namespace.hpp @@ -0,0 +1,110 @@ +/* Icinga 2 | (c) 2012 Icinga GmbH | GPLv2+ */ + +#ifndef NAMESPACE_H +#define NAMESPACE_H + +#include "base/i2-base.hpp" +#include "base/object.hpp" +#include "base/shared-object.hpp" +#include "base/value.hpp" +#include "base/debuginfo.hpp" +#include <map> +#include <vector> +#include <memory> + +namespace icinga +{ + +struct NamespaceValue : public SharedObject +{ + DECLARE_PTR_TYPEDEFS(NamespaceValue); + + virtual Value Get(const DebugInfo& debugInfo = DebugInfo()) const = 0; + virtual void Set(const Value& value, bool overrideFrozen, const DebugInfo& debugInfo = DebugInfo()) = 0; +}; + +struct EmbeddedNamespaceValue : public NamespaceValue +{ + EmbeddedNamespaceValue(const Value& value); + + Value Get(const DebugInfo& debugInfo) const override; + void Set(const Value& value, bool overrideFrozen, const DebugInfo& debugInfo) override; + +private: + Value m_Value; +}; + +struct ConstEmbeddedNamespaceValue : public EmbeddedNamespaceValue +{ + using EmbeddedNamespaceValue::EmbeddedNamespaceValue; + + void Set(const Value& value, bool overrideFrozen, const DebugInfo& debugInfo) override; +}; + +class Namespace; + +struct NamespaceBehavior +{ + virtual void Register(const boost::intrusive_ptr<Namespace>& ns, const String& field, const Value& value, bool overrideFrozen, const DebugInfo& debugInfo) const; + virtual void Remove(const boost::intrusive_ptr<Namespace>& ns, const String& field, bool overrideFrozen); +}; + +struct ConstNamespaceBehavior : public NamespaceBehavior +{ + void Register(const boost::intrusive_ptr<Namespace>& ns, const String& field, const Value& value, bool overrideFrozen, const DebugInfo& debugInfo) const override; + void Remove(const boost::intrusive_ptr<Namespace>& ns, const String& field, bool overrideFrozen) override; + void Freeze(); + +private: + bool m_Frozen; +}; + +/** + * A namespace. + * + * @ingroup base + */ +class Namespace final : public Object +{ +public: + DECLARE_OBJECT(Namespace); + + typedef std::map<String, NamespaceValue::Ptr>::iterator Iterator; + + typedef std::map<String, NamespaceValue::Ptr>::value_type Pair; + + Namespace(NamespaceBehavior *behavior = new NamespaceBehavior); + + Value Get(const String& field) const; + bool Get(const String& field, Value *value) const; + void Set(const String& field, const Value& value, bool overrideFrozen = false); + bool Contains(const String& field) const; + void Remove(const String& field, bool overrideFrozen = false); + + NamespaceValue::Ptr GetAttribute(const String& field) const; + void SetAttribute(const String& field, const NamespaceValue::Ptr& nsVal); + void RemoveAttribute(const String& field); + + Iterator Begin(); + Iterator End(); + + Value GetFieldByName(const String& field, bool sandboxed, const DebugInfo& debugInfo) const override; + void SetFieldByName(const String& field, const Value& value, bool overrideFrozen, const DebugInfo& debugInfo) override; + bool HasOwnField(const String& field) const override; + bool GetOwnField(const String& field, Value *result) const override; + + static Object::Ptr GetPrototype(); + +private: + std::map<String, NamespaceValue::Ptr> m_Data; + std::unique_ptr<NamespaceBehavior> m_Behavior; +}; + +Namespace::Iterator begin(const Namespace::Ptr& x); +Namespace::Iterator end(const Namespace::Ptr& x); + +} + +extern template class std::map<icinga::String, std::shared_ptr<icinga::NamespaceValue> >; + +#endif /* NAMESPACE_H */ |