Packages

com.groupdocs.metadata.core

Interfaces

Classes

Enums

Exceptions

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java.lang.Object
- com.groupdocs.metadata.core.MetadataPackage
- - com.groupdocs.metadata.core.CustomPackage
  - - com.groupdocs.metadata.core.DigitalSignature

All Implemented Interfaces:

Iterable<MetadataProperty>

Direct Known Subclasses:

Cms
```
public class DigitalSignature
extends CustomPackage
```
Represents a digital signature used to sign a document.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`byte[]`	`getCertificateRawData()` Gets the certificate raw data.
`String`	`getCertificateSubject()` Gets the subject distinguished name from a certificate.
`String`	`getComments()` Gets the signing purpose comment.
`Date`	`getSignTime()` Gets the time the document was signed.
`Boolean`	`isValid()` Gets a value indicating whether the signature is valid.

Methods inherited from class com.groupdocs.metadata.core.MetadataPackage
addProperties, contains, findProperties, get_Item, getCount, getKeys, getKnowPropertyDescriptors, getMetadataType, getPropertyDescriptors, iterator, removeProperties, sanitize, setProperties, updateProperties

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

Methods inherited from interface java.lang.Iterable
forEach, spliterator

- Method Detail
  - getComments
```
public final String getComments()
```
    Gets the signing purpose comment.
    
    Returns:
    
    The signing purpose comment.
  - isValid
```
public Boolean isValid()
```
    Gets a value indicating whether the signature is valid.
    
    Returns:
    
    True if the the signature is valid; otherwise, false. Null indicates that validation is unavailable for the signature.
  - getSignTime
```
public Date getSignTime()
```
    Gets the time the document was signed.
    
    Returns:
    
    The time the document was signed.
  - getCertificateSubject
```
public final String getCertificateSubject()
```
    Gets the subject distinguished name from a certificate.
    
    Returns:
    
    The subject distinguished name from a certificate.
  - getCertificateRawData
```
public final byte[] getCertificateRawData()
```
    Gets the certificate raw data.
    
    Returns:
    
    The certificate raw data.