net.suberic.crypto
Class PGPEncryptionUtils

java.lang.Object
  net.suberic.crypto.EncryptionUtils
      net.suberic.crypto.PGPEncryptionUtils

public class PGPEncryptionUtils

extends EncryptionUtils

Utilities for encrypting/decrypting messages. This class just handles the parsing of the OpenPGP message itself. Actual PGP encoding/decoding is left to the PGPProviderImpl class itself.

Field Summary

Fields inherited from class net.suberic.crypto.EncryptionUtils

ATTACHED_KEYS, ENCRYPTED, NOT_ENCRYPTED, SIGNED

Constructor Summary

PGPEncryptionUtils()

Method Summary

boolean	checkSignature(java.io.InputStream rawStream, byte[] signature, java.security.Key key) Checks a signature against a section of text.
boolean	checkSignature(javax.mail.internet.MimeMessage mm, java.security.Key key) Checks the signature on a MimeMessage.
boolean	checkSignature(javax.mail.internet.MimeMultipart mMulti, java.security.Key key) Checks the signature on a BodyPart.
boolean	checkSignature(javax.mail.internet.MimePart part, java.security.Key key) Checks the signature on a MimePart.
protected javax.mail.internet.MimeBodyPart	createEncryptedPart(java.io.InputStream stream, java.security.Key key) Makes an encrypted BodyPart from the content in the given InputStream.
EncryptionKeyManager	createKeyManager() Returns a KeyStore provider.
EncryptionKeyManager	createKeyManager(java.io.InputStream inputStream, char[] password) Returns a KeyStore provider.
javax.mail.internet.MimeBodyPart	createPublicKeyPart(java.security.Key[] keys) Packages up the public keys in a form to be sent as a public key message.
byte[]	decrypt(java.io.InputStream encryptedStream, java.security.Key key) Decrypts a section of text using an java.security.Key.
javax.mail.internet.MimeBodyPart	decryptBodyPart(javax.mail.internet.MimeBodyPart part, java.security.Key key) Decrypts a MimeBodyPart.
javax.mail.internet.MimeMessage	decryptMessage(javax.mail.Session s, javax.mail.internet.MimeMessage msg, java.security.Key key) Decrypts a Message.
javax.mail.internet.MimeBodyPart	decryptMultipart(javax.mail.internet.MimeMultipart mpart, java.security.Key key) Decrypts a Multipart.
byte[]	encrypt(java.io.InputStream rawStream, java.security.Key key) Encrypts a section of text using an java.security.Key.
javax.mail.internet.MimeMessage	encryptMessage(javax.mail.Session s, javax.mail.internet.MimeMessage msg, java.security.Key key) Encrypts a Message.
javax.mail.internet.MimeBodyPart	encryptPart(javax.mail.internet.MimeBodyPart part, java.security.Key key) Encrypts a MimeBodyPart;
java.security.Key[]	extractKeys(java.io.InputStream rawStream) Extracts public key information.
java.security.Key[]	extractKeys(javax.mail.internet.MimeBodyPart mbp) Extracts public key information.
java.security.Key[]	extractKeys(javax.mail.internet.MimeMessage m) Extracts public key information.
int	getEncryptionStatus(javax.mail.internet.MimePart m) Returns the encryption status of this MimeMessage: ENCRYPTED, SIGNED, or NOT_ENCRYPTED.
PGPProviderImpl	getPGPProviderImpl() Returns the PGPProviderImpl.
javax.mail.internet.MimeBodyPart	getSignedContent(javax.mail.internet.MimePart mp) Returns the signed body part.
java.lang.String	getType() Returns the encryption type that these utils are implementing (PGP or SMIME).
byte[]	packageKeys(java.security.Key[] keys) Packages up the public keys in a form to be sent as a public key message.
void	setPGPProviderImpl(PGPProviderImpl newPgpImpl) Sets the PGPProviderImpl.
byte[]	sign(java.io.InputStream rawStream, java.security.Key key) Signs a section of text.
javax.mail.internet.MimeBodyPart	signBodyPart(javax.mail.internet.MimeBodyPart mbp, java.security.Key key) Signs a MimeBodyPart.
javax.mail.internet.MimeMessage	signMessage(javax.mail.Session s, javax.mail.internet.MimeMessage msg, java.security.Key key) Signs a Message.

Methods inherited from class java.lang.Object

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

Constructor Detail

PGPEncryptionUtils

public PGPEncryptionUtils()

Method Detail

getPGPProviderImpl

public PGPProviderImpl getPGPProviderImpl()

Returns the PGPProviderImpl.

setPGPProviderImpl

public void setPGPProviderImpl(PGPProviderImpl newPgpImpl)

Sets the PGPProviderImpl.

decrypt

public byte[] decrypt(java.io.InputStream encryptedStream,
                      java.security.Key key)
               throws java.security.NoSuchAlgorithmException,
                      java.io.IOException,
                      java.security.GeneralSecurityException

Decrypts a section of text using an java.security.Key.

Throws:

java.security.NoSuchAlgorithmException

java.io.IOException

java.security.GeneralSecurityException

encrypt

public byte[] encrypt(java.io.InputStream rawStream,
                      java.security.Key key)
               throws java.security.NoSuchAlgorithmException,
                      java.io.IOException,
                      java.security.GeneralSecurityException

Encrypts a section of text using an java.security.Key.

Throws:

java.security.NoSuchAlgorithmException

java.io.IOException

java.security.GeneralSecurityException

sign

public byte[] sign(java.io.InputStream rawStream,
                   java.security.Key key)
            throws java.security.NoSuchAlgorithmException,
                   java.io.IOException,
                   java.security.GeneralSecurityException

Signs a section of text.

Throws:

java.security.NoSuchAlgorithmException

java.io.IOException

java.security.GeneralSecurityException

checkSignature

public boolean checkSignature(java.io.InputStream rawStream,
                              byte[] signature,
                              java.security.Key key)
                       throws java.security.NoSuchAlgorithmException,
                              java.io.IOException,
                              java.security.GeneralSecurityException

Checks a signature against a section of text.

Throws:

java.security.NoSuchAlgorithmException

java.io.IOException

java.security.GeneralSecurityException

extractKeys

public java.security.Key[] extractKeys(java.io.InputStream rawStream)
                                throws java.security.GeneralSecurityException,
                                       java.io.IOException

Extracts public key information.

Throws:

java.security.GeneralSecurityException

java.io.IOException

packageKeys

public byte[] packageKeys(java.security.Key[] keys)
                   throws java.security.GeneralSecurityException,
                          java.io.IOException

Packages up the public keys in a form to be sent as a public key message.

Throws:

java.security.GeneralSecurityException

java.io.IOException

encryptMessage

public javax.mail.internet.MimeMessage encryptMessage(javax.mail.Session s,
                                                      javax.mail.internet.MimeMessage msg,
                                                      java.security.Key key)
                                               throws javax.mail.MessagingException,
                                                      java.io.IOException,
                                                      java.security.GeneralSecurityException

Encrypts a Message.

Specified by:

encryptMessage in class EncryptionUtils

Throws:

javax.mail.MessagingException

java.io.IOException

java.security.GeneralSecurityException

decryptMessage

public javax.mail.internet.MimeMessage decryptMessage(javax.mail.Session s,
                                                      javax.mail.internet.MimeMessage msg,
                                                      java.security.Key key)
                                               throws javax.mail.MessagingException,
                                                      java.io.IOException,
                                                      java.security.GeneralSecurityException

Decrypts a Message.

Specified by:

decryptMessage in class EncryptionUtils

Throws:

javax.mail.MessagingException

java.io.IOException

java.security.GeneralSecurityException

encryptPart

public javax.mail.internet.MimeBodyPart encryptPart(javax.mail.internet.MimeBodyPart part,
                                                    java.security.Key key)
                                             throws javax.mail.MessagingException,
                                                    java.security.GeneralSecurityException,
                                                    java.io.IOException

Encrypts a MimeBodyPart;

Specified by:

encryptPart in class EncryptionUtils

Throws:

javax.mail.MessagingException

java.security.GeneralSecurityException

java.io.IOException

createEncryptedPart

protected javax.mail.internet.MimeBodyPart createEncryptedPart(java.io.InputStream stream,
                                                               java.security.Key key)
                                                        throws javax.mail.MessagingException,
                                                               java.io.IOException,
                                                               java.security.GeneralSecurityException

Makes an encrypted BodyPart from the content in the given InputStream.

Throws:

javax.mail.MessagingException

java.io.IOException

java.security.GeneralSecurityException

decryptBodyPart

public javax.mail.internet.MimeBodyPart decryptBodyPart(javax.mail.internet.MimeBodyPart part,
                                                        java.security.Key key)
                                                 throws javax.mail.MessagingException,
                                                        java.io.IOException,
                                                        java.security.GeneralSecurityException

Decrypts a MimeBodyPart.

Specified by:

decryptBodyPart in class EncryptionUtils

Throws:

javax.mail.MessagingException

java.io.IOException

java.security.GeneralSecurityException

decryptMultipart

public javax.mail.internet.MimeBodyPart decryptMultipart(javax.mail.internet.MimeMultipart mpart,
                                                         java.security.Key key)
                                                  throws javax.mail.MessagingException,
                                                         java.io.IOException,
                                                         java.security.GeneralSecurityException

Decrypts a Multipart.

Specified by:

decryptMultipart in class EncryptionUtils

Throws:

javax.mail.MessagingException

java.io.IOException

java.security.GeneralSecurityException

signBodyPart

public javax.mail.internet.MimeBodyPart signBodyPart(javax.mail.internet.MimeBodyPart mbp,
                                                     java.security.Key key)
                                              throws javax.mail.MessagingException,
                                                     java.io.IOException,
                                                     java.security.GeneralSecurityException

Signs a MimeBodyPart.

Specified by:

signBodyPart in class EncryptionUtils

Throws:

javax.mail.MessagingException

java.io.IOException

java.security.GeneralSecurityException

checkSignature

public boolean checkSignature(javax.mail.internet.MimeMessage mm,
                              java.security.Key key)
                       throws javax.mail.MessagingException,
                              java.io.IOException,
                              java.security.GeneralSecurityException

Checks the signature on a MimeMessage.

Specified by:

checkSignature in class EncryptionUtils

Throws:

javax.mail.MessagingException

java.io.IOException

java.security.GeneralSecurityException

signMessage

public javax.mail.internet.MimeMessage signMessage(javax.mail.Session s,
                                                   javax.mail.internet.MimeMessage msg,
                                                   java.security.Key key)
                                            throws javax.mail.MessagingException,
                                                   java.io.IOException,
                                                   java.security.GeneralSecurityException

Signs a Message.

Specified by:

signMessage in class EncryptionUtils

Throws:

javax.mail.MessagingException

java.io.IOException

java.security.GeneralSecurityException

checkSignature

public boolean checkSignature(javax.mail.internet.MimePart part,
                              java.security.Key key)
                       throws javax.mail.MessagingException,
                              java.io.IOException,
                              java.security.GeneralSecurityException

Checks the signature on a MimePart.

Specified by:

checkSignature in class EncryptionUtils

Throws:

javax.mail.MessagingException

java.io.IOException

java.security.GeneralSecurityException

checkSignature

public boolean checkSignature(javax.mail.internet.MimeMultipart mMulti,
                              java.security.Key key)
                       throws javax.mail.MessagingException,
                              java.io.IOException,
                              java.security.GeneralSecurityException

Checks the signature on a BodyPart.

Specified by:

checkSignature in class EncryptionUtils

Throws:

javax.mail.MessagingException

java.io.IOException

java.security.GeneralSecurityException

getSignedContent

public javax.mail.internet.MimeBodyPart getSignedContent(javax.mail.internet.MimePart mp)
                                                  throws javax.mail.MessagingException,
                                                         java.io.IOException

Returns the signed body part.

Specified by:

getSignedContent in class EncryptionUtils

Throws:

javax.mail.MessagingException

java.io.IOException

extractKeys

public java.security.Key[] extractKeys(javax.mail.internet.MimeMessage m)
                                throws javax.mail.MessagingException,
                                       java.io.IOException,
                                       java.security.GeneralSecurityException

Extracts public key information.

Specified by:

extractKeys in class EncryptionUtils

Throws:

javax.mail.MessagingException

java.io.IOException

java.security.GeneralSecurityException

extractKeys

public java.security.Key[] extractKeys(javax.mail.internet.MimeBodyPart mbp)
                                throws javax.mail.MessagingException,
                                       java.io.IOException,
                                       java.security.GeneralSecurityException

Extracts public key information.

Specified by:

extractKeys in class EncryptionUtils

Throws:

javax.mail.MessagingException

java.io.IOException

java.security.GeneralSecurityException

createPublicKeyPart

public javax.mail.internet.MimeBodyPart createPublicKeyPart(java.security.Key[] keys)
                                                     throws javax.mail.MessagingException,
                                                            java.io.IOException,
                                                            java.security.GeneralSecurityException

Packages up the public keys in a form to be sent as a public key message.

Specified by:

createPublicKeyPart in class EncryptionUtils

Throws:

javax.mail.MessagingException

java.io.IOException

java.security.GeneralSecurityException

createKeyManager

public EncryptionKeyManager createKeyManager()

Returns a KeyStore provider.

Specified by:

createKeyManager in class EncryptionUtils

createKeyManager

public EncryptionKeyManager createKeyManager(java.io.InputStream inputStream,
                                             char[] password)
                                      throws java.io.IOException,
                                             java.security.KeyStoreException,
                                             java.security.NoSuchAlgorithmException,
                                             java.security.NoSuchProviderException,
                                             java.security.cert.CertificateException

Returns a KeyStore provider.

Throws:

java.io.IOException

java.security.KeyStoreException

java.security.NoSuchAlgorithmException

java.security.NoSuchProviderException

java.security.cert.CertificateException

getEncryptionStatus

public int getEncryptionStatus(javax.mail.internet.MimePart m)
                        throws javax.mail.MessagingException

Returns the encryption status of this MimeMessage: ENCRYPTED, SIGNED, or NOT_ENCRYPTED.

Specified by:

getEncryptionStatus in class EncryptionUtils

Throws:

javax.mail.MessagingException

getType

public java.lang.String getType()

Returns the encryption type that these utils are implementing (PGP or SMIME).

Specified by:

getType in class EncryptionUtils