createQuery(qlString, resultClass) - JPA EntityManager's method
Method javax.persistence.EntityManager
TypedQuery<T> createQuery(
String qlString,
Class<T> resultClass
)
Create an instance of
TypedQuery
for executing a Java Persistence query language statement. The select list of the query must contain only a single item, which must be assignable to the type specified by the resultClass
argument. - Parameters:
-
qlString
- a Java Persistence query stringresultClass
- the type of the query result
- Returns:
- the new query instance
- Throws:
-
IllegalArgumentException
- if the query string is found to be invalid or if the query result is found to not be assignable to the specified type
- Since:
- JPA 2.0