cz.ues.platform.commons.query.attribute

Interface AttributeToSQLStrategy<T>

Type Parameters:

T - class of the value expected in the UES query AST

public interface AttributeToSQLStrategy<T>

Strategy pattern interface for transforming a part of UES query AST to the SQL. It allows completely custom mapping for "where" and "order by" SQL clauses.

Since:

UES6-06

Method Summary

Methods

Modifier and Type	Method and Description
java.lang.String	buildOrderByAttribute(OrderByAttribute attribute, SQLBuilderParametersStrategy parameterStrategy) Generates part of SQL "order by" clause based on the attribute from the UES query.
java.lang.String	buildWhereAttribute(WhereAttribute attribute, T value, SQLBuilderParametersStrategy parameterStrategy) Generates part of SQL "where" clause based on the attribute and its value from the UES query.

Method Detail

buildOrderByAttribute

java.lang.String buildOrderByAttribute(OrderByAttribute attribute,
SQLBuilderParametersStrategy parameterStrategy)

Generates part of SQL "order by" clause based on the attribute from the UES query.

Parameters:

attribute - part of AST representing UES query order by attribute

parameterStrategy - parameter holder for SQL parameters binding

Since:

UES6-06

buildWhereAttribute

java.lang.String buildWhereAttribute(WhereAttribute attribute,
T value,
SQLBuilderParametersStrategy parameterStrategy)

Generates part of SQL "where" clause based on the attribute and its value from the UES query.

Parameters:

attribute - part of AST representing UES query order by attribute

value - value of the attribute

parameterStrategy - parameter holder for SQL parameters binding

Since:

UES6-06