StarTreeNode (Pinot Segment Service Provider Interface 0.12.1 API)

```
public interface StarTreeNode
```
Interface for Star Tree Node.

Field Summary

Fields
Modifier and Type Field Description

static int ALL

Method Summary

Modifier and Type	Method	Description
`int`	`getAggregatedDocId()`	Get the index of the aggregated document.
`int`	`getChildDimensionId()`	Get the child dimension id.
`StarTreeNode`	`getChildForDimensionValue(int dimensionValue)`	Get the child node corresponding to the given dimension value (dictionary id), or null if such child does not exist.
`Iterator<? extends StarTreeNode>`	`getChildrenIterator()`	Get the iterator over all children nodes.
`int`	`getDimensionId()`	Get the index of the dimension.
`int`	`getDimensionValue()`	Get the value (dictionary id) of the dimension.
`int`	`getEndDocId()`	Get the index of the end document (exclusive).
`int`	`getNumChildren()`	Get the number of children nodes.
`int`	`getStartDocId()`	Get the index of the start document.
`boolean`	`isLeaf()`	Return true if the node is a leaf node, false otherwise.

- Field Detail
  - ALL
```
static final int ALL
```
    See Also:
    
    Constant Field Values
- Method Detail
  - getDimensionId
```
int getDimensionId()
```
    Get the index of the dimension.
  - getDimensionValue
```
int getDimensionValue()
```
    Get the value (dictionary id) of the dimension.
  - getChildDimensionId
```
int getChildDimensionId()
```
    Get the child dimension id.
  - getStartDocId
```
int getStartDocId()
```
    Get the index of the start document.
  - getEndDocId
```
int getEndDocId()
```
    Get the index of the end document (exclusive).
  - getAggregatedDocId
```
int getAggregatedDocId()
```
    Get the index of the aggregated document.
  - getNumChildren
```
int getNumChildren()
```
    Get the number of children nodes.
  - isLeaf
```
boolean isLeaf()
```
    Return true if the node is a leaf node, false otherwise.
  - getChildForDimensionValue
```
StarTreeNode getChildForDimensionValue(int dimensionValue)
```
    Get the child node corresponding to the given dimension value (dictionary id), or null if such child does not exist.
  - getChildrenIterator
```
Iterator<? extends StarTreeNode> getChildrenIterator()
```
    Get the iterator over all children nodes.