CompositeNode (searchlib 7.501.17 API)

java.lang.Object
- com.yahoo.searchlib.rankingexpression.rule.ExpressionNode
- - com.yahoo.searchlib.rankingexpression.rule.CompositeNode

All Implemented Interfaces:

Serializable

Direct Known Subclasses:

ArithmeticNode, BooleanNode, EmbracedNode, FunctionNode, GeneratorLambdaFunctionNode, IfNode, LambdaFunctionNode, NegativeNode, ReferenceNode, TensorFunctionNode
```
public abstract class CompositeNode
extends ExpressionNode
```
The parent of all node types which contains child nodes.

Author:

bratseth

See Also:

Serialized Form

Constructor Summary

Constructors
Constructor Description

CompositeNode()

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`abstract List<ExpressionNode>`	`children()`	Returns a read-only list containing the immediate children of this composite
`abstract CompositeNode`	`setChildren(List<ExpressionNode> children)`	Returns a copy of this where the children is replaced by the given children.

Methods inherited from class com.yahoo.searchlib.rankingexpression.rule.ExpressionNode
equals, evaluate, hashCode, toString, toString, toString, type

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

- Constructor Detail
  - CompositeNode
```
public CompositeNode()
```
- Method Detail
  - children
```
public abstract List<ExpressionNode> children()
```
    Returns a read-only list containing the immediate children of this composite
    
    Returns:
    
    The children of this.
  - setChildren
```
public abstract CompositeNode setChildren(List<ExpressionNode> children)
```
    Returns a copy of this where the children is replaced by the given children.
    
    Throws:
    
    IllegalArgumentException - if the given list of children has different size than children()