CertificationSignature (Pdftools SDK)

java.lang.Object
- com.pdftools.internal.NativeBase
- - com.pdftools.internal.NativeObject
  - - com.pdftools.pdf.SignatureField
    - - com.pdftools.pdf.SignedSignatureField
      - com.pdftools.pdf.Signature
        
        com.pdftools.pdf.CertificationSignature

```
public class CertificationSignature
extends Signature
```
A document certification (MDP) signature that certifies the document
These signatures are also called Document Modification Detection and Prevention (MDP) signatures. This type of signature enables the detection of rejected changes specified by the author.

- Method Summary
  
  All Methods Instance Methods Concrete Methods
  Modifier and Type Method Description
  
  MdpPermissions getPermissions()
  The access permissions granted for this document (Getter)
  - Methods inherited from class com.pdftools.pdf.Signature
    getContactInfo, getLocation, getReason
  - Methods inherited from class com.pdftools.pdf.SignedSignatureField
    getDate, getName, getRevision
  - Methods inherited from class com.pdftools.pdf.SignatureField
    getBoundingBox, getFieldName, getPageNumber
  - Methods inherited from class com.pdftools.internal.NativeObject
    equals, hashCode
  - Methods inherited from class java.lang.Object
    getClass, notify, notifyAll, toString, wait, wait, wait

- Method Detail
  - getPermissions
```
public MdpPermissions getPermissions()
```
    The access permissions granted for this document (Getter)
    Note that for encrypted PDF documents, the restrictions defined by this CertificationSignature are in addition to the document's Document.getPermissions().
    
    Throws:
    
    java.lang.IllegalStateException - If the object has already been closed