com.edorasware.commons.core.query

Interface ConstructionInterceptor

public interface ConstructionInterceptor

An AOP-style hook to intercept individual steps of predicate construction.

Field Summary

Fields

Modifier and Type	Field and Description
static ConstructionInterceptor	NO_OP A no-operation implementation which does not intercept construction.

Method Summary

Modifier and Type	Method and Description
Ordering	interceptOrderingConstruction(Ordering ordering) Hook to modify a new ordering right after its construction.
Predicate	interceptPredicateConstruction(Predicate predicate) Hook to modify a new predicate right after its construction.
Object	interceptReferenceValueConstruction(Object value) Hook to modify a reference value before it is used for predicate construction.

Field Detail

NO_OP

static final ConstructionInterceptor NO_OP

A no-operation implementation which does not intercept construction.

Method Detail

interceptReferenceValueConstruction

Object interceptReferenceValueConstruction(Object value)

Hook to modify a reference value before it is used for predicate construction.

Parameters:

value - the reference value to be modified

Returns:

the modified reference value

interceptPredicateConstruction

Predicate interceptPredicateConstruction(Predicate predicate)

Hook to modify a new predicate right after its construction.

Parameters:

predicate - the predicate which was just constructed

Returns:

the potentially modified predicate

interceptOrderingConstruction

Ordering interceptOrderingConstruction(Ordering ordering)

Hook to modify a new ordering right after its construction.

Parameters:

ordering - the ordering which was just constructed

Returns:

the potentially modified ordering