PDStructTreeRoot (veraPDF Validation Model API 1.22.1 API)

All Superinterfaces:

Object, PDObject
```
public interface PDStructTreeRoot
extends PDObject
```
the structure tree root dictionary

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`Boolean`	`gethasContentItems()`	true if the structure element contains content items as its children
`String`	`getkidsStandardTypes()`	ampersand separated list of child element types, role mapped to the standard types
`String`	`gettopLevelFirstElementStandardType()`	standard type of the first kid

Methods inherited from interface org.verapdf.model.baselayer.Object
getContext, getExtraContext, getID, getLinkedObjects, getLinks, getObjectType, getProperties, getSuperTypes, isContextDependent

Methods inherited from interface org.verapdf.model.pdlayer.PDObject
getentries

- Method Detail
  - gettopLevelFirstElementStandardType
```
String gettopLevelFirstElementStandardType()
```
    standard type of the first kid
  - getkidsStandardTypes
```
String getkidsStandardTypes()
```
    ampersand separated list of child element types, role mapped to the standard types
  - gethasContentItems
```
Boolean gethasContentItems()
```
    true if the structure element contains content items as its children