Module org.neo4j.cypherdsl.core

Package org.neo4j.cypherdsl.core

Interface Case

All Superinterfaces:

Expression, ProvidesAffixes, Visitable

All Known Subinterfaces:

Case.CaseEnding, Case.GenericCase, Case.SimpleCase

@API(status=STABLE,
     since="1.0")
public interface Case
extends Expression, ProvidesAffixes

See CaseExpression.

Since:

1.0

Author:

Gerrit Meier, Michael J. Simons

Nested Class Summary

Nested Classes

Modifier and Type	Interface	Description
static interface	Case.CaseEnding	Specification for a renderable, complete CASE statement
static interface	Case.GenericCase	Extension of the Case interface to support generic case.
static interface	Case.OngoingWhenThen	Helper class to collect `when` expressions and create CaseWhenThen instances when the `then` is provided.
static interface	Case.SimpleCase	Extension the Case interface to support simple case with an initial expression / condition.

Method Summary

Modifier and Type	Method	Description
static Case	create(@Nullable Expression expression)	Creates a new Case Expression
@NotNull Case.OngoingWhenThen	when(Expression nextExpression)	Creates a new case/when expression with an additional WHEN block.

Methods inherited from interface org.neo4j.cypherdsl.core.Expression

add, as, as, ascending, asCondition, concat, contains, descending, divide, endsWith, eq, gt, gte, hasSize, in, includesAll, includesAny, isEmpty, isEqualTo, isFalse, isNotEqualTo, isNotNull, isNull, isTrue, lt, lte, matches, matches, multiply, ne, pow, property, remainder, size, sorted, startsWith, subtract

Methods inherited from interface org.neo4j.cypherdsl.core.ast.ProvidesAffixes

getPrefix, getSuffix

Methods inherited from interface org.neo4j.cypherdsl.core.ast.Visitable

accept, toString

Method Details

when

@NotNull
@CheckReturnValue
@NotNull Case.OngoingWhenThen when(Expression nextExpression)

Creates a new case/when expression with an additional WHEN block.

Parameters:

nextExpression - The next expression to use.

Returns:

An ongoing when builder.

create

static Case create(@Nullable
 @Nullable Expression expression)

Creates a new Case Expression

Parameters:

expression - starting expression for the simple case

Returns:

The new expression