MapExpression (Neo4j Cypher DSL (Core) 2021.1.1 API)

java.lang.Object
- org.neo4j.cypherdsl.core.support.TypedSubtree<Expression>
- - org.neo4j.cypherdsl.core.MapExpression

All Implemented Interfaces:

Expression, Visitable
```
@API(status=INTERNAL,
     since="1.0")
public final class MapExpression
extends TypedSubtree<Expression>
implements Expression
```
A dedicated map expression.
Most of the comparison methods on this expression will not result in a sensible query fragment. A MapExpression is be useful as a concrete parameter to functions or as properties on nodes or relationships.

Since:

1.0

Author:

Michael J. Simons

Field Summary
- Fields inherited from class org.neo4j.cypherdsl.core.support.TypedSubtree
  children

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`protected Visitable`	`prepareVisit(Expression child)`	A hook for interfere with the visitation of child elements.

Methods inherited from class org.neo4j.cypherdsl.core.support.TypedSubtree
accept

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.neo4j.cypherdsl.core.Expression
add, as, as, ascending, concat, contains, descending, divide, endsWith, eq, gt, gte, in, isEmpty, isEqualTo, isFalse, isNotEqualTo, isNotNull, isNull, isTrue, lt, lte, matches, matches, multiply, ne, pow, property, remainder, startsWith, subtract

Methods inherited from interface org.neo4j.cypherdsl.core.support.Visitable
accept

- Method Detail
  - prepareVisit
```
protected Visitable prepareVisit(Expression child)
```
    Description copied from class: TypedSubtree
    
    A hook for interfere with the visitation of child elements.
    
    Overrides:
    
    prepareVisit in class TypedSubtree<Expression>
    
    Parameters:
    
    child - The current child element
    
    Returns:
    
    The visitable that has been prepared