public class CMSEnvelopedData
extends java.lang.Object
Modifier and Type | Field and Description |
---|---|
private AlgorithmIdentifier |
_encAlg |
(package private) ContentInfo |
contentInfo |
private AlgorithmIdentifier |
encAlg |
(package private) RecipientInformationStore |
recipientInfoStore |
private ASN1Set |
unprotectedAttributes |
Constructor and Description |
---|
CMSEnvelopedData(byte[] envelopedData) |
CMSEnvelopedData(ContentInfo contentInfo) |
CMSEnvelopedData(java.io.InputStream envelopedData) |
Modifier and Type | Method and Description |
---|---|
private byte[] |
encodeObj(DEREncodable obj) |
byte[] |
getEncoded()
return the ASN.1 encoded representation of this object.
|
java.lang.String |
getEncryptionAlgOID()
return the object identifier for the content encryption algorithm.
|
java.security.AlgorithmParameters |
getEncryptionAlgorithmParameters(java.lang.String provider)
Return an AlgorithmParameters object giving the encryption parameters
used to encrypt the message content.
|
byte[] |
getEncryptionAlgParams()
return the ASN.1 encoded encryption algorithm parameters, or null if
there aren't any.
|
RecipientInformationStore |
getRecipientInfos()
return a store of the intended recipients for this message
|
AttributeTable |
getUnprotectedAttributes()
return a table of the unprotected attributes indexed by
the OID of the attribute.
|
RecipientInformationStore recipientInfoStore
ContentInfo contentInfo
private AlgorithmIdentifier encAlg
private ASN1Set unprotectedAttributes
private AlgorithmIdentifier _encAlg
public CMSEnvelopedData(byte[] envelopedData) throws CMSException
CMSException
public CMSEnvelopedData(java.io.InputStream envelopedData) throws CMSException
CMSException
public CMSEnvelopedData(ContentInfo contentInfo) throws CMSException
CMSException
private byte[] encodeObj(DEREncodable obj) throws java.io.IOException
java.io.IOException
public java.lang.String getEncryptionAlgOID()
public byte[] getEncryptionAlgParams()
public java.security.AlgorithmParameters getEncryptionAlgorithmParameters(java.lang.String provider) throws CMSException, java.security.NoSuchProviderException
provider
- the provider to generate the parameters for.CMSException
- if the algorithm cannot be found, or the parameters can't be parsed.java.security.NoSuchProviderException
- if the provider cannot be found.public RecipientInformationStore getRecipientInfos()
public AttributeTable getUnprotectedAttributes()
public byte[] getEncoded() throws java.io.IOException
java.io.IOException
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