PDI 0.4.1

Data exchange made easy

data_descriptor.h
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24 
25 #ifndef PDI_DATA_DESCRIPTOR_H_
26 #define PDI_DATA_DESCRIPTOR_H_
27 
28 #include <paraconf.h>
29 
30 #include <pdi/pdi_fwd.h>
31 #include <pdi/datatype_template.h>
32 #include <pdi/ref_any.h>
33 
34 
35 namespace PDI {
36 
37 class PDI_EXPORT Data_descriptor
38 {
39 public:
40 
41  virtual ~Data_descriptor();
42 
48  virtual void default_type(Datatype_template_uptr type) = 0;
49 
55  virtual Datatype_template_uptr default_type() = 0;
56 
59  virtual bool metadata() const = 0;
60 
65  virtual void metadata(bool metadata) = 0;
66 
69  virtual const std::string& name() const = 0;
70 
73  virtual Ref ref() = 0;
74 
79  virtual bool empty() = 0;
80 
86  virtual void share(void* data, bool read, bool write) = 0;
87 
94  virtual void* share(Ref ref, bool read, bool write) = 0;
95 
99  virtual void release() = 0;
100 
105  virtual void* reclaim() = 0;
106 
107 }; // class Data_descriptor
108 
109 } // namespace PDI
110 
111 #endif // PDI_DATA_DESCRIPTOR_H_
A dynamically typed reference to data with automatic memory management and read/write locking semanti...
Definition: pdi_fwd.h:77
std::unique_ptr< Datatype_template > Datatype_template_uptr
Definition: pdi_fwd.h:58
Definition: data_descriptor.h:37
Definition: array_datatype.h:31