section-service

section-service

Functions

Types and Values

typedef rasqal_service

Description

Functions

rasqal_new_service ()

rasqal_service *
rasqal_new_service (rasqal_world *world,
                    raptor_uri *service_uri,
                    const unsigned char *query_string,
                    raptor_sequence *data_graphs);

Constructor - create a new rasqal protocol service object.

Create a structure to execute a sparql protocol service at service_uri running the query query_string and returning a sparql result set.

All arguments are copied by the service object

Parameters

world

rasqal_world object

 

service_uri

sparql protocol service URI

 

query_string

query string (or NULL)

 

data_graphs

sequence of rasqal_data_graph graphs for service

 

Returns

a new rasqal_query object or NULL on failure


rasqal_free_service ()

void
rasqal_free_service (rasqal_service *svc);

Destructor - destroy a rasqal_service object.

Parameters

svc

rasqal_service object

 

rasqal_service_execute ()

rasqal_query_results *
rasqal_service_execute (rasqal_service *svc);

Execute a rasqal sparql protocol service

Parameters

svc

rasqal service

 

Returns

query results or NULL on failure


rasqal_service_set_format ()

int
rasqal_service_set_format (rasqal_service *svc,
                           const char *format);

Set the MIME Type to use in HTTP Accept when executing the service

Parameters

svc

rasqal_service service object

 

format

service mime type (or NULL)

 

Returns

non 0 on failure


rasqal_service_set_www ()

int
rasqal_service_set_www (rasqal_service *svc,
                        raptor_www *www);

Set the WWW object to use when executing the service

Parameters

svc

rasqal_service service object

 

www

WWW object (or NULL)

 

Returns

non 0 on failure

Types and Values

rasqal_service

typedef struct rasqal_service_s rasqal_service;

Rasqal SPARQL Protocol Service