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SparqlResultSetMapping.java
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SparqlResultSetMapping.java
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package cz.cvut.kbss.jopa.model.annotations;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
/**
* Specifies the mapping of the result of a native SPARQL query.
* <p>
* Example:
* <pre>
* <code>
* Query q = em.createNativeQuery("SELECT ?uri ?label ?comment WHERE {" +
* "?uri a <http://onto.fel.cvut.cz/ontologies/jopa/Example> ;" +
* "rdfs:label ?label ;" +
* "rdfs:comment ?comment ." +
* "}", "ExampleResults");
* </code>
* </pre>
* <p>
* <pre>
* <code>
* {@literal @}SparqlResultSetMapping(name="ExampleResults",
* classes={
* {@literal @}ConstructorResult(targetClass=cz.cvut.kbss.jopa.Example, variables={
* {@literal @}VariableResult(name="uri"),
* {@literal @}VariableResult(name="label"),
* {@literal @}VariableResult(name="comment")
* }
* }
* )
* </code>
* </pre>
*/
@Target(value = ElementType.TYPE)
@Retention(value = RetentionPolicy.RUNTIME)
public @interface SparqlResultSetMapping {
/**
* The name given to the result set mapping and used to refer to it in the methods of the {@link
* cz.cvut.kbss.jopa.model.query.Query} API.
*/
String name();
/**
* Specifies the result set mapping to scalar values.
*/
VariableResult[] variables();
}