Class JpaUtils
java.lang.Object
org.springframework.integration.jpa.support.JpaUtils
public final class JpaUtils
extends java.lang.Object
This Utility contains a sub-set of utility methods from the Spring Data JPA Project.
As the Spring Integration JPA adapter uses only these utility methods, they
were copied into this class in order to prevent having to declare a dependency
on Spring Data JPA.
- Since:
- 2.2
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Field Summary
Fields Modifier and Type Field Description static java.lang.StringDELETE_ALL_QUERY_STRING -
Method Summary
Modifier and Type Method Description static <T> javax.persistence.QueryapplyAndBind(java.lang.String queryString, java.lang.Iterable<T> entities, javax.persistence.EntityManager entityManager)Creates a where-clause referencing the given entities and appends it to the given query string.static java.lang.StringdetectAlias(java.lang.String query)Resolves the alias for the entity to be retrieved from the given JPA query.static java.lang.StringgetEntityName(javax.persistence.EntityManager em, java.lang.Class<?> entityClass)static java.lang.StringgetQueryString(java.lang.String template, java.lang.String entityName)Returns the query string for the given class name.
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Field Details
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DELETE_ALL_QUERY_STRING
public static final java.lang.String DELETE_ALL_QUERY_STRING- See Also:
- Constant Field Values
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Method Details
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detectAlias
public static java.lang.String detectAlias(java.lang.String query)Resolves the alias for the entity to be retrieved from the given JPA query.- Parameters:
query- The query.- Returns:
- The alias, or null.
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applyAndBind
public static <T> javax.persistence.Query applyAndBind(java.lang.String queryString, java.lang.Iterable<T> entities, javax.persistence.EntityManager entityManager)Creates a where-clause referencing the given entities and appends it to the given query string. Binds the given entities to the query.- Type Parameters:
T- The entity type.- Parameters:
queryString- The query string.entities- The entities.entityManager- The entity manager.- Returns:
- The query.
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getQueryString
public static java.lang.String getQueryString(java.lang.String template, java.lang.String entityName)Returns the query string for the given class name.- Parameters:
template- The template.entityName- The entity name.- Returns:
- The query string.
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getEntityName
public static java.lang.String getEntityName(javax.persistence.EntityManager em, java.lang.Class<?> entityClass)
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