SigningSupport

java.lang.Object
- org.apache.pdfbox.pdmodel.interactive.digitalsignature.SigningSupport

All Implemented Interfaces:

java.io.Closeable, java.lang.AutoCloseable, ExternalSigningSupport
```
public class SigningSupport
extends java.lang.Object
implements ExternalSigningSupport, java.io.Closeable
```
Class to be used when creating PDF signatures externally. COSWriter is used to obtain data to be signed and set the resulted CMS signature.

Constructor Summary

Constructors
Constructor Description

SigningSupport(COSWriter cosWriter)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`close()`
`java.io.InputStream`	`getContent()`	Get PDF content to be signed.
`void`	`setSignature(byte[] signature)`	Set CMS signature bytes to PDF.

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

- Constructor Detail
  - SigningSupport
```
public SigningSupport(COSWriter cosWriter)
```
- Method Detail
  - getContent
```
public java.io.InputStream getContent()
                               throws java.io.IOException
```
    Description copied from interface: ExternalSigningSupport
    
    Get PDF content to be signed. Obtained InputStream must be closed after use.
    
    Specified by:
    
    getContent in interface ExternalSigningSupport
    
    Returns:
    
    content stream
    
    Throws:
    
    java.io.IOException - if something went wrong
  - setSignature
```
public void setSignature(byte[] signature)
                  throws java.io.IOException
```
    Description copied from interface: ExternalSigningSupport
    
    Set CMS signature bytes to PDF.
    
    Specified by:
    
    setSignature in interface ExternalSigningSupport
    
    Parameters:
    
    signature - CMS signature as byte array
    
    Throws:
    
    java.io.IOException - if exception occurred during PDF writing
  - close
```
public void close()
           throws java.io.IOException
```
    Specified by:
    
    close in interface java.lang.AutoCloseable
    
    Specified by:
    
    close in interface java.io.Closeable
    
    Throws:
    
    java.io.IOException