Module io.github.mmm.property

Package io.github.mmm.property.criteria

Interface CriteriaVisitor

All Known Implementing Classes:

CriteriaFormatter

public interface CriteriaVisitor

Interface for visitor on CriteriaExpression. Override individual methods you are interested in. Typically do something before and/or after delegating to parent method (super.on...(...)).

Since:

1.0.0

Method Summary

Modifier and Type	Method	Description
default void	onArg(io.github.mmm.value.CriteriaObject<?> arg, int i, CriteriaExpression<?> parent)
default CriteriaVisitor	onExpression(CriteriaExpression<?> expression)
default CriteriaVisitor	onExpression(CriteriaExpression<?> expression, CriteriaExpression<?> parent)
default void	onLiteral(Literal<?> literal, int i, CriteriaExpression<?> parent)
default void	onOperator(CriteriaOperator operator)
default void	onProjectionProperty(ProjectionProperty<?> arg, int i, CriteriaExpression<?> parent)
default void	onPropertyPath(io.github.mmm.value.PropertyPath<?> property, int i, CriteriaExpression<?> parent)
default void	onUndefinedArg(io.github.mmm.value.CriteriaObject<?> arg, int i, CriteriaExpression<?> parent)

Method Details

onExpression

default CriteriaVisitor onExpression(CriteriaExpression<?> expression)

Parameters:

expression - the CriteriaExpression to visit.

Returns:

this visitor itself for fluent API calls.

onExpression

default CriteriaVisitor onExpression(CriteriaExpression<?> expression,
 CriteriaExpression<?> parent)

Parameters:

expression - the CriteriaExpression to visit.

parent - the parent CriteriaExpression or null if expression is the root CriteriaExpression.

Returns:

this visitor itself for fluent API calls.

onOperator

default void onOperator(CriteriaOperator operator)

Parameters:

operator - the CriteriaOperator to visit.

onArg

default void onArg(io.github.mmm.value.CriteriaObject<?> arg,
 int i,
 CriteriaExpression<?> parent)

Parameters:

arg - the Supplier argument to visit.

i - the index of arg in the arguments.

parent - the parent CriteriaExpression owning the given arg.

onProjectionProperty

default void onProjectionProperty(ProjectionProperty<?> arg,
 int i,
 CriteriaExpression<?> parent)

Parameters:

arg - the ProjectionProperty.

i - the index of arg in the arguments.

parent - the parent CriteriaExpression owning the given arg.

onUndefinedArg

default void onUndefinedArg(io.github.mmm.value.CriteriaObject<?> arg,
 int i,
 CriteriaExpression<?> parent)

Parameters:

arg - the undefined arg (if no Literal, PropertyPath or CriteriaExpression).

i - the index of arg in the arguments.

parent - the parent CriteriaExpression owning the given arg.

See Also:

• onArg(CriteriaObject, int, CriteriaExpression)

onPropertyPath

default void onPropertyPath(io.github.mmm.value.PropertyPath<?> property,
 int i,
 CriteriaExpression<?> parent)

Parameters:

property - the PropertyPath to visit.

i - the index of arg in the arguments.

parent - the parent CriteriaExpression to owning the given PropertyPath.

See Also:

• onArg(CriteriaObject, int, CriteriaExpression)

onLiteral

default void onLiteral(Literal<?> literal,
 int i,
 CriteriaExpression<?> parent)

Parameters:

literal - the Literal to visit.

i - the index of arg in the arguments.

parent - the parent CriteriaExpression to owning the given Literal.

See Also:

• onArg(CriteriaObject, int, CriteriaExpression)