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| <head> |
| <title> |
| SPARQL Query |
| </title> |
| </head> |
| <body> |
| <form method="GET" action=""> |
| <label>Query:</label><br/> |
| <textarea rows="20" cols="80" name="query">PREFIX ns0: <urn:qi4j:type:org.qi4j.api.entity.Identity#> |
| PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> |
| PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#> |
| SELECT DISTINCT ?entityType ?identity |
| WHERE { |
| ?entityType rdfs:subClassOf <urn:qi4j:type:org.qi4j.api.entity.Entity>. |
| ?entity rdf:type ?entityType. |
| ?entity ns0:identity ?identity. |
| } |
| </textarea> <br/> |
| <input type="submit" value="Query"/> |
| </form> |
| |
| <h2>Examples</h2> |
| |
| <h3>Get all entities</h3> |
| <pre> |
| PREFIX ns0: <urn:qi4j:type:org.qi4j.api.entity.Identity#> |
| PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> |
| PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#> |
| SELECT DISTINCT ?entityType ?identity |
| WHERE { |
| ?entityType rdfs:subClassOf <urn:qi4j:type:org.qi4j.api.entity.Entity>. |
| ?entity rdf:type ?entityType. |
| ?entity ns0:identity ?identity. |
| } |
| |
| </pre> |
| <h3>Get entities of a given type</h3> |
| <pre> |
| PREFIX ns0: <urn:qi4j:type:org.qi4j.api.entity.Identity#> |
| PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> |
| PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#> |
| SELECT DISTINCT ?identity |
| WHERE { |
| ?entity rdf:type <urn:qi4j:type:org.qi4j.rest.TestEntity>. |
| ?entity ns0:identity ?identity. |
| } |
| </pre> |
| |
| <h3>Get entities with a given property value</h3> |
| <pre> |
| PREFIX ns0: <urn:qi4j:type:org.qi4j.api.entity.Identity#> |
| PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> |
| PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#> |
| SELECT DISTINCT ?identity |
| WHERE { |
| ?entity rdf:type <urn:qi4j:type:org.qi4j.rest.TestEntity>. |
| ?entity ns0:identity ?identity. |
| ?entity <urn:qi4j:type:org.qi4j.rest.Named#name> "Foo bar" |
| } |
| </pre> |
| </body> |
| </html> |
