anon.crypto
Class AbstractX509AlternativeName

java.lang.Object
  anon.crypto.AbstractX509Extension
      anon.crypto.AbstractX509AlternativeName

Direct Known Subclasses:

X509IssuerAlternativeName, X509SubjectAlternativeName

public abstract class AbstractX509AlternativeName
extends AbstractX509Extension

The SubjectAlternativeName extension represents an alias to distinguished name (DN). It may contain several values and is often used for IPs, DNS-Names, URLs and E-Mail addresses.

Author:

Rolf Wendolsky

See Also:

http://www.faqs.org/rfcs/rfc2538.html

Field Summary

private java.util.Vector	m_tags
private java.util.Vector	m_values
static java.lang.Integer	TAG_DNS
static java.lang.Integer	TAG_EMAIL
static java.lang.Integer	TAG_IP
static java.lang.Integer	TAG_OTHER
static java.lang.Integer	TAG_URL

Fields inherited from class anon.crypto.AbstractX509Extension

IDENTIFIER

Constructor Summary

AbstractX509AlternativeName(org.bouncycastle.asn1.DERSequence a_extension)
Creates an X509AlternativeName from a BouncyCastle DER sequence.

AbstractX509AlternativeName(java.lang.String a_identifier, boolean a_critical, java.lang.String a_value, java.lang.Integer a_tag)
Constructs a new X509AlternativeName from a value.

AbstractX509AlternativeName(java.lang.String a_identifier, boolean a_critical, java.util.Vector a_values, java.util.Vector a_tags)
Constructs a new X509AlternativeName from values.

AbstractX509AlternativeName(java.lang.String a_identifier, java.lang.String a_value, java.lang.Integer a_tag)
Constructs a new X509AlternativeName from a value.

AbstractX509AlternativeName(java.lang.String a_identifier, java.util.Vector a_values, java.util.Vector a_tags)
Constructs a new X509AlternativeName from values.

Method Summary

private static byte[]	createValue(java.util.Vector a_values, java.util.Vector a_tags)
java.util.Vector	getTags() Returns the tags corresponding to the values as Integer objects.
java.util.Vector	getValues() Returns all values of this X509AlternativeName.
static boolean	isValidEMail(java.lang.String a_email) Verifies if a given String is a valid email address (IPv4 or IPv6).
static boolean	isValidIP(java.lang.String a_ipAddress) Verifies if a given String is a valid IP address (IPv4 or IPv6)

Methods inherited from class anon.crypto.AbstractX509Extension

equals, getBCExtension, getDEROctets, getIdentifier, getInstance, getName, hashCode, isCritical, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

TAG_OTHER

public static final java.lang.Integer TAG_OTHER

TAG_EMAIL

public static final java.lang.Integer TAG_EMAIL

TAG_DNS

public static final java.lang.Integer TAG_DNS

TAG_URL

public static final java.lang.Integer TAG_URL

TAG_IP

public static final java.lang.Integer TAG_IP

m_values

private java.util.Vector m_values

m_tags

private java.util.Vector m_tags

Constructor Detail

AbstractX509AlternativeName

public AbstractX509AlternativeName(java.lang.String a_identifier,
                                   java.lang.String a_value,
                                   java.lang.Integer a_tag)

Constructs a new X509AlternativeName from a value. A value with commas (,) is interpreted as multiple values.

Parameters:

a_identifier - the identifier of this extension

a_value - a value

a_tag - the type tag for this value

AbstractX509AlternativeName

public AbstractX509AlternativeName(java.lang.String a_identifier,
                                   boolean a_critical,
                                   java.lang.String a_value,
                                   java.lang.Integer a_tag)

Constructs a new X509AlternativeName from a value. A value with commas (,) is interpreted as multiple values.

Parameters:

a_identifier - the identifier of this extension

a_critical - true if the X509AlternativeName is critical; false otherwise

a_value - a value

a_tag - the type tag for this value

AbstractX509AlternativeName

public AbstractX509AlternativeName(java.lang.String a_identifier,
                                   java.util.Vector a_values,
                                   java.util.Vector a_tags)

Constructs a new X509AlternativeName from values.

Parameters:

a_identifier - the identifier of this extension

a_values - values for the X509AlternativeName

a_tags - the type tags for the values

AbstractX509AlternativeName

public AbstractX509AlternativeName(java.lang.String a_identifier,
                                   boolean a_critical,
                                   java.util.Vector a_values,
                                   java.util.Vector a_tags)

Constructs a new X509AlternativeName from values.

Parameters:

a_identifier - the identifier of this extension

a_critical - true if the extension is critical; false otherwise

a_values - values for the X509AlternativeName

a_tags - the type tags for the values

AbstractX509AlternativeName

public AbstractX509AlternativeName(org.bouncycastle.asn1.DERSequence a_extension)

Creates an X509AlternativeName from a BouncyCastle DER sequence. For internal use only.

Parameters:

a_extension - a DERSequence

Method Detail

isValidIP

public static boolean isValidIP(java.lang.String a_ipAddress)

Verifies if a given String is a valid IP address (IPv4 or IPv6)

Parameters:

a_ipAddress - an IP address as String

Returns:

if a given String is a valid IP address; false otherwise

isValidEMail

public static boolean isValidEMail(java.lang.String a_email)

Verifies if a given String is a valid email address (IPv4 or IPv6). There may be more than one addresses in the string, separated by commas (,).

Parameters:

a_email - an email address as String

Returns:

if a given String is a valid email address; false otherwise

getValues

public java.util.Vector getValues()

Returns all values of this X509AlternativeName.

Specified by:

getValues in class AbstractX509Extension

Returns:

all values of this X509AlternativeName

getTags

public java.util.Vector getTags()

Returns the tags corresponding to the values as Integer objects.

Returns:

the tags corresponding to the values as Integer objects

createValue

private static byte[] createValue(java.util.Vector a_values,
                                  java.util.Vector a_tags)