PDNumberTreeNode (veraPDF Validation 1.22.2 API)

java.lang.Object
- org.verapdf.pd.PDObject
- - org.verapdf.pd.structure.PDNumberTreeNode

```
public class PDNumberTreeNode
extends PDObject
```
Class implements number tree structure (see 7.9.7 in PDF 32000_2008).

Author:

Sergey Shemyakov

Constructor Summary

Constructors
Constructor Description

PDNumberTreeNode(COSObject obj)
Constructor from number tree node dictionary.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`List<PDNumberTreeNode>`	`getKids()`
`long[]`	`getLimitsArray()`
`Map<Long,COSObject>`	`getNums()`
`COSObject`	`getObject(Long key)`	Gets object with given key from this node and it's kids recursively.
`COSObject`	`getObject(Long key, Set<COSKey> visitedKeys)`

Methods inherited from class org.verapdf.pd.PDObject
clear, empty, getBooleanKey, getIntegerKey, getKey, getNameKey, getObject, getRealKey, getStringKey, knownKey, removeKey, setBooleanKey, setIntegerKey, setKey, setNameKey, setObject, setObject, setStringKey, updateFromObject, updateToObject

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

- Constructor Detail
  - PDNumberTreeNode
```
public PDNumberTreeNode(COSObject obj)
```
    Constructor from number tree node dictionary.
    
    Parameters:
    
    obj - is a number tree node dictionary.
- Method Detail
  - getLimitsArray
```
public long[] getLimitsArray()
```
    Returns:
    
    array of two numbers representing limits of this node or null if proper limits array is not present.
  - getKids
```
public List<PDNumberTreeNode> getKids()
```
    Returns:
    
    the list of number tree nodes that are kids of this node or null if no kids are present.
  - getNums
```
public Map<Long,COSObject> getNums()
```
    Returns:
    
    map from numbers to objects that is represented by this node or null if nums are not present. TODO: test method
  - getObject
```
public COSObject getObject(Long key)
```
    Gets object with given key from this node and it's kids recursively.
    
    Parameters:
    
    key - is integer that is a key for COSObject.
    
    Returns:
    
    object for given key from this number tree node and it's kids or null if object can't be found.
  - getObject
```
public COSObject getObject(Long key,
                           Set<COSKey> visitedKeys)
```