org.bouncycastle.cms

Class PasswordRecipientInformation

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

data, encAlg, keyEncAlg, macAlg, rid

Constructor Summary

Constructors

Constructor and Description
PasswordRecipientInformation(org.bouncycastle.asn1.cms.PasswordRecipientInfo info, org.bouncycastle.asn1.x509.AlgorithmIdentifier encAlg, org.bouncycastle.asn1.x509.AlgorithmIdentifier macAlg, java.io.InputStream data)
PasswordRecipientInformation(org.bouncycastle.asn1.cms.PasswordRecipientInfo info, org.bouncycastle.asn1.x509.AlgorithmIdentifier encAlg, java.io.InputStream data)

Method Summary

Methods

Modifier and Type	Method and Description
CMSTypedStream	getContentStream(java.security.Key key, java.security.Provider prov) decrypt the content and return an input stream.
CMSTypedStream	getContentStream(java.security.Key key, java.lang.String prov) decrypt the content and return an input stream.
java.lang.String	getKeyDerivationAlgOID() return the object identifier for the key derivation algorithm, or null if there is none present.
java.security.AlgorithmParameters	getKeyDerivationAlgParameters(java.security.Provider provider) return an AlgorithmParameters object representing the parameters to the key derivation algorithm to the recipient.
java.security.AlgorithmParameters	getKeyDerivationAlgParameters(java.lang.String provider) return an AlgorithmParameters object representing the parameters to the key derivation algorithm to the recipient.
byte[]	getKeyDerivationAlgParams() return the ASN.1 encoded key derivation algorithm parameters, or null if there aren't any.

Methods inherited from class org.bouncycastle.cms.RecipientInformation

getContent, getContent, getContentFromSessionKey, getKeyEncryptionAlgOID, getKeyEncryptionAlgorithmParameters, getKeyEncryptionAlgorithmParameters, getKeyEncryptionAlgParams, getMac, getRID

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

PasswordRecipientInformation

public PasswordRecipientInformation(org.bouncycastle.asn1.cms.PasswordRecipientInfo info,
                            org.bouncycastle.asn1.x509.AlgorithmIdentifier encAlg,
                            java.io.InputStream data)

PasswordRecipientInformation

public PasswordRecipientInformation(org.bouncycastle.asn1.cms.PasswordRecipientInfo info,
                            org.bouncycastle.asn1.x509.AlgorithmIdentifier encAlg,
                            org.bouncycastle.asn1.x509.AlgorithmIdentifier macAlg,
                            java.io.InputStream data)

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.

getKeyDerivationAlgParameters

public java.security.AlgorithmParameters getKeyDerivationAlgParameters(java.lang.String provider)
                                                                throws java.security.NoSuchProviderException

return an AlgorithmParameters object representing the parameters to the key derivation algorithm to the recipient.

Returns:

AlgorithmParameters object, null if there aren't any.

Throws:

java.security.NoSuchProviderException

getKeyDerivationAlgParameters

public java.security.AlgorithmParameters getKeyDerivationAlgParameters(java.security.Provider provider)

return an AlgorithmParameters object representing the parameters to the key derivation algorithm to the recipient.

Returns:

AlgorithmParameters object, null if there aren't any.

getContentStream

public CMSTypedStream getContentStream(java.security.Key key,
                              java.lang.String prov)
                                throws CMSException,
                                       java.security.NoSuchProviderException

decrypt the content and return an input stream.

Overrides:

getContentStream in class RecipientInformation

Throws:

CMSException

java.security.NoSuchProviderException

getContentStream

public CMSTypedStream getContentStream(java.security.Key key,
                              java.security.Provider prov)
                                throws CMSException

decrypt the content and return an input stream.

Specified by:

getContentStream in class RecipientInformation

Throws:

CMSException