TypedSubtree (Neo4j Cypher DSL (Core) 2021.1.1 API)

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

Type Parameters:

T - The children's type

All Implemented Interfaces:

Visitable

Direct Known Subclasses:

Arguments, Hint.IndexProperties, MapExpression, Order, Pattern, Reduction, YieldItems
```
@API(status=INTERNAL,
     since="1.0")
public abstract class TypedSubtree<T extends Visitable>
extends java.lang.Object
implements Visitable
```
This class helps to group items of the same type on the same level of the tree into a list structure that can be recognized by visitors.

Since:

1.0

Author:

Michael J. Simons

Field Summary

Fields
Modifier and Type Field Description

protected java.util.List<T> children
The content of this typed subtree.

Constructor Summary

Constructors
Modifier	Constructor	Description
`protected`	`TypedSubtree(java.util.List<T> children)`	Creates a new typed subtree with the given content.
`protected`	`TypedSubtree(T... children)`	Creates a new typed subtree with the given content.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`accept(Visitor visitor)`	Accept a `Visitor` visiting this `Visitable` and its nested `Visitable`s if applicable.
`protected Visitable`	`prepareVisit(T child)`	A hook for interfere with the visitation of child elements.

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

- Field Detail
  - children
```
protected final java.util.List<T extends Visitable> children
```
    The content of this typed subtree.
- Constructor Detail
  - TypedSubtree
```
@SafeVarargs
protected TypedSubtree(T... children)
```
    Creates a new typed subtree with the given content.
    
    Parameters:
    
    children - The content of this subtree.
  - TypedSubtree
```
protected TypedSubtree(java.util.List<T> children)
```
    Creates a new typed subtree with the given content.
    
    Parameters:
    
    children - The content of this subtree.
- Method Detail
  - accept
```
public final void accept(Visitor visitor)
```
    Description copied from interface: Visitable
    
    Accept a Visitor visiting this Visitable and its nested Visitables if applicable.
    
    Specified by:
    
    accept in interface Visitable
    
    Parameters:
    
    visitor - the visitor to notify, must not be null.
  - prepareVisit
```
protected Visitable prepareVisit(T child)
```
    A hook for interfere with the visitation of child elements.
    
    Parameters:
    
    child - The current child element
    
    Returns:
    
    The visitable that has been prepared