Package de.schwarzrot.data.access.support

helper classes used by the data accessors

See:
Description

Interface Summary

ConditionElement	interface to allow generic assembling of a condition.
DbUtil	use database specific code in a generic way.

Class Summary

AbstractConditionElement	abstract helper class for convenience of creation of ConditionElement s.
AbstractDbUtils	common implementation of DbUtil and base class for database specific utility classes.
AbstractEntityManager	abstract helper class for conveniance of creation of EntityManagers.
AbstractFunctionCondtion	create the condition string for queries, that want to refer to a function result i.e. max. value of given attribute.
AlternatingSequence	create a sequence of conditions, which only one of them must match.
EntityDescriptor	an description container like Class- or BeanInfo class, that holds meta-information about an entity.
EntityEnumResolver	an enum-resolver class, that uses catalog/EntityManager to interface persistence and: - is designed as singleton, to be useful, where application services are not accessible - caches the enums - uses StaticLabeledEnumResolver as fallback for enums, that are not enitities - has a refresh()-call to reload the internal cache
EntityIntrospector	base class to storage dependant introspection.
EntityUtils	helper class for anonymous entity handling.
EqualConditionElement	a condition class for equal matches
InListConditionElement	models a condition like the sql condition: in ( a, b, c ), where the assembling of the condition is performed by the DbUtil instance.
LowerBoundConditionElement	class to model a lower limit for a condition
MaxConditionElement	create the condition string for queries, that want the max. value of given attribute.
MinConditionElement	create the condition string for queries, that want the max. value of given attribute.
MyUtils	mysql-variant of utility-class to handle physical dependencies to database, like quoting, schema support, ...
NotEqualConditionElement	class to model a not equal condition
PgUtils	postgresql-variant of utility-class to handle physical dependencies to database, like quoting, schema support, ...
PropertyInfo	is just a bean that holds information about a beans property.
SearchConditionElement
UpperBoundConditionElement	class to model a upper limit condition
XMLBase	constants for the XML interface
XMLExporter	class to export entities to xml files.
XMLImporter	class to import exported entities from xml files.

Package de.schwarzrot.data.access.support Description

helper classes used by the data accessors