PDSigRef (veraPDF WCAG Validation 1.20.1 API)

All Superinterfaces:

Object, PDObject
```
public interface PDSigRef
extends PDObject
```
signature references dictionary referred by /Reference key from the signature dictionary

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`Boolean`	`getcontainsDigestEntries()`	true if any of the entries /DigestLocation, /DigestMethod, or /DigestValue is present
`Boolean`	`getpermsContainDocMDP()`	true if the document permissions dictionary contains DocMDP entry

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

- Method Detail
  - getcontainsDigestEntries
```
Boolean getcontainsDigestEntries()
```
    true if any of the entries /DigestLocation, /DigestMethod, or /DigestValue is present
  - getpermsContainDocMDP
```
Boolean getpermsContainDocMDP()
```
    true if the document permissions dictionary contains DocMDP entry