org.apache.taglibs.mailer2
Class SignTag

java.lang.Object
  javax.servlet.jsp.tagext.TagSupport
      javax.servlet.jsp.tagext.BodyTagSupport
          org.apache.taglibs.mailer2.PartTag
              org.apache.taglibs.mailer2.MailTag
                  org.apache.taglibs.mailer2.SignTag

All Implemented Interfaces:

BodyTag, IterationTag, JspTag, Serializable, Tag

Direct Known Subclasses:

EncryptTag

public class SignTag

extends MailTag

JSP tag mt:sign is used to S/MIME sign a previously stored message.

Version:

2.0

Author:

Jeroen van Vianen

See Also:

Serialized Form

Field Summary

Fields inherited from class org.apache.taglibs.mailer2.MailTag

FROM, PASSWORD, PORT, SERVER, username, USERNAME, VERSION

Fields inherited from class org.apache.taglibs.mailer2.PartTag

log

Fields inherited from class javax.servlet.jsp.tagext.BodyTagSupport

bodyContent

Fields inherited from class javax.servlet.jsp.tagext.TagSupport

id, pageContext

Fields inherited from interface javax.servlet.jsp.tagext.BodyTag

EVAL_BODY_BUFFERED, EVAL_BODY_TAG

Fields inherited from interface javax.servlet.jsp.tagext.IterationTag

EVAL_BODY_AGAIN

Fields inherited from interface javax.servlet.jsp.tagext.Tag

EVAL_BODY_INCLUDE, EVAL_PAGE, SKIP_BODY, SKIP_PAGE

Constructor Summary

SignTag()
Default zero-arg constructor.

Method Summary

int	doEndTag()
String	getAlias() Returns the private key alias.
String	getKeystore() Get the keystore attribute.
MimeMessage	getMessage() Returns the javax.mail.internet.MimeMessage object to sign.
String	getStorepass() Returns the password to open the keystore.
String	getStoretype() Returns the type of keystore, e.g.
KeyStore	loadKeystore(String storeType, String keystoreFilename, String storepass) Load a keystore file.
void	release()
void	setAlias(String alias) Sets the alias of the private key to retrieve from the keystore.
void	setKeystore(String keystore) Sets the location of the keystore.
void	setMessage(MimeMessage message) Sets the message attribute.
void	setStorepass(String storepass) Sets the password to open the keystore.
void	setStoretype(String storetype) Sets the type of keystore.
protected MimeMessage	signMessage(MimeMessage message, X509Certificate cert, PrivateKey privateKey) Returns a signed message.

Methods inherited from class org.apache.taglibs.mailer2.MailTag

addRecipient, addReplyTo, doAfterBody, doStartTag, getBcc, getCc, getFrom, getImportance, getMimemessage, getPassword, getPort, getReplyto, getScope, getScopeType, getServer, getSession, getSessionObject, getSubject, getTo, getUsername, getVar, isBackground, setBackground, setBcc, setCc, setFrom, setImportance, setMimemessage, setPassword, setPort, setReplyto, setScope, setServer, setSession, setSubject, setTo, setUsername, setVar

Methods inherited from class org.apache.taglibs.mailer2.PartTag

addPart, constructMessage, getBody, getContentType, getEncoding, getHeaders, getParts, getType, setBody, setEncoding, setHeader, setType

Methods inherited from class javax.servlet.jsp.tagext.BodyTagSupport

doInitBody, getBodyContent, getPreviousOut, setBodyContent

Methods inherited from class javax.servlet.jsp.tagext.TagSupport

findAncestorWithClass, getId, getParent, getValue, getValues, removeValue, resetCustomAttributes, setId, setPageContext, setParent, setValue

Methods inherited from class java.lang.Object

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

Methods inherited from interface javax.servlet.jsp.tagext.Tag

getParent, setPageContext, setParent

Constructor Detail

SignTag

public SignTag()

Default zero-arg constructor.

Method Detail

doEndTag

public int doEndTag()
             throws JspException

Specified by:

doEndTag in interface Tag

Overrides:

doEndTag in class MailTag

Throws:

JspException

signMessage

protected MimeMessage signMessage(MimeMessage message,
                                  X509Certificate cert,
                                  PrivateKey privateKey)
                           throws JspException

Returns a signed message.

Parameters:

message - The message to sign

cert - The certificate to use

privateKey - The private key to sign with

Returns:

A signed message

Throws:

JspException

release

public void release()

Specified by:

release in interface Tag

Overrides:

release in class MailTag

loadKeystore

public KeyStore loadKeystore(String storeType,
                             String keystoreFilename,
                             String storepass)
                      throws GeneralSecurityException,
                             IOException

Load a keystore file.

Parameters:

storeType - The type of keystore, e.g. "PKCS12", "JKS", etc.

keystoreFilename - The name of the keystore file

storepass - The password to open the keystore

Returns:

A KeyStore object

Throws:

GeneralSecurityException - if the keystore cannot be read

IOException - if the keystore cannot be found

getAlias

public String getAlias()

Returns the private key alias.

Returns:

The private key alias

setAlias

public void setAlias(String alias)

Sets the alias of the private key to retrieve from the keystore.

Parameters:

alias - The private key alias

getKeystore

public String getKeystore()

Get the keystore attribute.

Returns:

keystore attribute

setKeystore

public void setKeystore(String keystore)

Sets the location of the keystore.

Parameters:

keystore - The location of the keystore

getMessage

public MimeMessage getMessage()

Returns the javax.mail.internet.MimeMessage object to sign.

Returns:

The Message

setMessage

public void setMessage(MimeMessage message)

Sets the message attribute.

Parameters:

message - The Message to send

getStorepass

public String getStorepass()

Returns the password to open the keystore.

Returns:

The password

setStorepass

public void setStorepass(String storepass)

Sets the password to open the keystore.

Parameters:

storepass - The password

getStoretype

public String getStoretype()

Returns the type of keystore, e.g. "PKCS12", or "JKS".

Returns:

The keystore type

setStoretype

public void setStoretype(String storetype)

Sets the type of keystore.

Parameters:

storetype - The type of keystore