org.hibernate.hql.ast.spi

Interface PropertyHelper

All Known Implementing Classes:

ClassBasedLucenePropertyHelper, FieldBridgeProviderBasedLucenePropertyHelper, LucenePropertyHelper

public interface PropertyHelper

Helper dealing with entity properties.

Author:

Gunnar Morling

Method Summary

Modifier and Type	Method and Description
Object	convertToBackendType(String entityType, List<String> propertyPath, Object value) Converts the given property value into the type expected by the query backend.
Object	convertToPropertyType(String entityType, List<String> propertyPath, String value) Converts the given string value specified via JP-QL into the actual type of the given property.

Method Detail

convertToPropertyType

Object convertToPropertyType(String entityType,
                             List<String> propertyPath,
                             String value)

Converts the given string value specified via JP-QL into the actual type of the given property.

Parameters:

entityType - the entity type owning the property

propertyPath - the path from the entity to the property (will only contain more than one element in case the entity is hosted on an embedded entity).

value - the value of the property

Returns:

the property value, converted into the actual type of the given entity property

convertToBackendType

Object convertToBackendType(String entityType,
                            List<String> propertyPath,
                            Object value)

Converts the given property value into the type expected by the query backend.

Parameters:

entityType - the entity type owning the property

propertyPath - the path from the entity to the property (will only contain more than one element in case the entity is hosted on an embedded entity).

value - the value of the property

Returns:

the property value, converted into the type expected by the query backend