public class JRJpaQueryExecuterFactory extends AbstractQueryExecuterFactory
JRJpaQueryExecuter
query executers.| Modifier and Type | Field and Description |
|---|---|
static String |
PARAMETER_JPA_ENTITY_MANAGER
Built-in parameter holding the value of the
javax.persistence.EntityManager to be used for creating the query. |
static String |
PARAMETER_JPA_QUERY_HINTS_MAP
Built-in parameter (optional) holding the value of the query hints map.
|
static String |
PROPERTY_JPA_QUERY_HINT_PREFIX
Property specifying the prefix for EJBQL query hints.
|
static String |
PROPERTY_JPA_QUERY_PAGE_SIZE
Property specifying the number of result rows to be retrieved at once.
|
static String |
QUERY_LANGUAGE_EJBQL
EJBQL query language.
|
QUERY_EXECUTER_FACTORY_PREFIX| Constructor and Description |
|---|
JRJpaQueryExecuterFactory() |
| Modifier and Type | Method and Description |
|---|---|
JRQueryExecuter |
createQueryExecuter(JasperReportsContext jasperReportsContext,
JRDataset dataset,
Map<String,? extends JRValueParameter> parameters)
Creates a query executer.
|
Object[] |
getBuiltinParameters()
Returns the built-in parameters associated with this query type.
|
boolean |
supportsQueryParameterType(String className)
Returns
true for all parameter types. |
createQueryExecuterpublic static final String QUERY_LANGUAGE_EJBQL
public static final String PARAMETER_JPA_ENTITY_MANAGER
javax.persistence.EntityManager to be used for creating the query.public static final String PARAMETER_JPA_QUERY_HINTS_MAP
public static final String PROPERTY_JPA_QUERY_PAGE_SIZE
javax.persistence.Query.setFirstResult() and javax.persistence.Query.setMaxResults().
By default, all the rows are retrieved (no result pagination is performed).public static final String PROPERTY_JPA_QUERY_HINT_PREFIX
public Object[] getBuiltinParameters()
QueryExecuterFactory{"Param1", String.class, "Param2", "List.class"}).public JRQueryExecuter createQueryExecuter(JasperReportsContext jasperReportsContext, JRDataset dataset, Map<String,? extends JRValueParameter> parameters) throws JRException
QueryExecuterFactoryjasperReportsContext - the JasperReportsContextdataset - the dataset containing the query, fields, etcparameters - map of value parameters (instances of JRValueParameter)
indexed by nameJRExceptionpublic boolean supportsQueryParameterType(String className)
true for all parameter types.className - the value class name of the parameterCopyright © 2017. All rights reserved.