diff options
Diffstat (limited to 'ingen/Resource.hpp')
| -rw-r--r-- | ingen/Resource.hpp | 44 |
1 files changed, 40 insertions, 4 deletions
diff --git a/ingen/Resource.hpp b/ingen/Resource.hpp index c4626a13..d798b009 100644 --- a/ingen/Resource.hpp +++ b/ingen/Resource.hpp @@ -34,11 +34,20 @@ namespace Ingen { class INGEN_API Resource : public Raul::Deletable { public: - Resource(URIs& uris, const Raul::URI& uri) + Resource(const URIs& uris, const Raul::URI& uri) : _uris(uris) , _uri(uri) {} + Resource& operator=(const Resource& rhs) { + assert(&rhs._uris == &_uris); + if (&rhs != this) { + _uri = rhs._uri; + _properties = rhs._properties; + } + return *this; + } + enum class Graph { DEFAULT, EXTERNAL, @@ -76,6 +85,11 @@ public: , _ctx(ctx) {} + Property(const URIs::Quark& quark, Graph ctx=Graph::DEFAULT) + : Atom(quark.urid) + , _ctx(ctx) + {} + Graph context() const { return _ctx; } void set_context(Graph ctx) { _ctx = ctx; } @@ -104,6 +118,16 @@ public: const Atom& value, Graph ctx = Graph::DEFAULT); + /** Set (replace) a property value. + * + * This will first erase any properties with the given `uri`, so after + * this call exactly one property with predicate `uri` will be set. + */ + virtual const Atom& set_property( + const Raul::URI& uri, + const URIs::Quark& value, + Graph ctx = Graph::DEFAULT); + /** Add a property value. * * This will not remove any existing values, so if properties with @@ -122,10 +146,22 @@ public: virtual void remove_property(const Raul::URI& uri, const Atom& value); - /** Return true iff a property is set. */ + /** Remove a property. + * + * If `value` is patch:wildcard then any property with `uri` for a + * predicate will be removed. + */ + virtual void remove_property(const Raul::URI& uri, + const URIs::Quark& value); + + /** Return true iff a property is set with a specific value. */ virtual bool has_property(const Raul::URI& uri, const Atom& value) const; + /** Return true iff a property is set with a specific value. */ + virtual bool has_property(const Raul::URI& uri, + const URIs::Quark& value) const; + /** Set (replace) several properties at once. * * This will erase all properties with keys in `p`, though multiple values @@ -177,7 +213,7 @@ public: /** Get all the properties with a given context. */ Properties properties(Resource::Graph ctx) const; - URIs& uris() const { return _uris; } + const URIs& uris() const { return _uris; } const Raul::URI& uri() const { return _uri; } const Properties& properties() const { return _properties; } Properties& properties() { return _properties; } @@ -185,7 +221,7 @@ public: protected: const Atom& set_property(const Raul::URI& uri, const Atom& value) const; - URIs& _uris; + const URIs& _uris; private: Raul::URI _uri; |