AnnotationTreeNode

All Known Implementing Classes:

AnnotationTreeNodeImpl
```
public interface AnnotationTreeNode<T extends AnnotationFS>
```
Represents a node in an annotation tree.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`T`	`get()`	Return the annotation for this node.
`AnnotationTreeNode<T>`	`getChild(int i)`	Get the i-th child of this node.
`int`	`getChildCount()`	Get the number of children this node has.
`java.util.ArrayList<AnnotationTreeNode<T>>`	`getChildren()`	Get all children of this node as an ArrayList.
`AnnotationTreeNode<T>`	`getNextSibling()`	Get the next sibling (to the right) of this node.
`AnnotationTreeNode<T>`	`getParent()`	Get the parent of this node.
`AnnotationTreeNode<T>`	`getPreviousSibling()`	Get the previous sibling (to the left) of this node.

- Method Detail
  - getParent
```
AnnotationTreeNode<T> getParent()
```
    Get the parent of this node.
    
    Returns:
    
    The parent of this node, or null if this node has no parent (root).
  - getChildCount
```
int getChildCount()
```
    Get the number of children this node has.
    
    Returns:
    
    The number of children.
  - getChild
```
AnnotationTreeNode<T> getChild(int i)
                        throws CASRuntimeException
```
    Get the i-th child of this node.
    
    Parameters:
    
    i - The index of the child.
    
    Returns:
    
    The i-th child.
    
    Throws:
    
    CASRuntimeException - If i < 0 or i >= getChildCount().
  - getNextSibling
```
AnnotationTreeNode<T> getNextSibling()
```
    Get the next sibling (to the right) of this node.
    
    Returns:
    
    The right sibling of this node, or null if no such sibling exists.
  - getPreviousSibling
```
AnnotationTreeNode<T> getPreviousSibling()
```
    Get the previous sibling (to the left) of this node.
    
    Returns:
    
    The left sibling of this node, or null if no such sibling exists.
  - getChildren
```
java.util.ArrayList<AnnotationTreeNode<T>> getChildren()
```
    Get all children of this node as an ArrayList.
    
    Returns:
    
    An ArrayList of the children.
  - get
```
T get()
```
    Return the annotation for this node.
    
    Returns:
    
    The annotation for this node.