PasswordRecipientInformation (Bouncy Castle Library 1.68 API Specification)

java.lang.Object
- org.bouncycastle.cms.RecipientInformation
- - org.bouncycastle.cms.PasswordRecipientInformation

```
public class PasswordRecipientInformation
extends RecipientInformation
```
the RecipientInfo class for a recipient who has been sent a message encrypted using a password.

Field Summary
- Fields inherited from class org.bouncycastle.cms.RecipientInformation
  keyEncAlg, messageAlgorithm, rid, secureReadable

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`java.lang.String`	`getKeyDerivationAlgOID()`	return the object identifier for the key derivation algorithm, or null if there is none present.
`org.bouncycastle.asn1.x509.AlgorithmIdentifier`	`getKeyDerivationAlgorithm()`	Return the key derivation algorithm details for the key in this recipient.
`byte[]`	`getKeyDerivationAlgParams()`	return the ASN.1 encoded key derivation algorithm parameters, or null if there aren't any.
`protected RecipientOperator`	`getRecipientOperator(Recipient recipient)`

Methods inherited from class org.bouncycastle.cms.RecipientInformation
getContent, getContentDigest, getContentStream, getKeyEncryptionAlgOID, getKeyEncryptionAlgorithm, getKeyEncryptionAlgParams, getMac, getRID

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

- Method Detail
  - getKeyDerivationAlgOID
```
public java.lang.String getKeyDerivationAlgOID()
```
    return the object identifier for the key derivation algorithm, or null if there is none present.
    
    Returns:
    
    OID for key derivation algorithm, if present.
  - getKeyDerivationAlgParams
```
public byte[] getKeyDerivationAlgParams()
```
    return the ASN.1 encoded key derivation algorithm parameters, or null if there aren't any.
    
    Returns:
    
    ASN.1 encoding of key derivation algorithm parameters.
  - getKeyDerivationAlgorithm
```
public org.bouncycastle.asn1.x509.AlgorithmIdentifier getKeyDerivationAlgorithm()
```
    Return the key derivation algorithm details for the key in this recipient.
    
    Returns:
    
    AlgorithmIdentifier representing the key derivation algorithm.
  - getRecipientOperator
```
protected RecipientOperator getRecipientOperator(Recipient recipient)
                                          throws CMSException,
                                                 java.io.IOException
```
    Specified by:
    
    getRecipientOperator in class RecipientInformation
    
    Throws:
    
    CMSException
    
    java.io.IOException