javax.security.cert

Class X509Certificate

java.lang.Object

javax.security.cert.Certificate

javax.security.cert.X509Certificate

public abstract class X509Certificate
extends Certificate

The base class of all X.509 certificates.

This class is deprecated in favor of the X509Certificate class. It should not be used in new applications.

Constructor Summary

Constructors

Constructor and Description
X509Certificate()

Method Summary

Methods

Modifier and Type	Method and Description
abstract void	checkValidity() Check if this certificate is valid now.
abstract void	checkValidity(java.util.Date date) Check if this certificate is valid for the given date.
static X509Certificate	getInstance(byte[] encoded) Get an instance of X509Certificate for the given encoded bytes.
static X509Certificate	getInstance(java.io.InputStream encoded) Get an instance of X509Certificate for the given encoded stream.
abstract java.security.Principal	getIssuerDN() Returns the distinguished name of this certificate's issuer.
abstract java.util.Date	getNotAfter() Returns the not after portion of this certificate's validity period.
abstract java.util.Date	getNotBefore() Returns the not before portion of this certificate's validity period.
abstract java.math.BigInteger	getSerialNumber() Returns this certificate's serial number.
abstract java.lang.String	getSigAlgName() Returns the name of this certificate's signature algorithm.
abstract java.lang.String	getSigAlgOID() Returns the object identifier (OID) of this certificate's signature algorithm.
abstract byte[]	getSigAlgParams() Returns the signature parameters.
abstract java.security.Principal	getSubjectDN() Returns the distinguished name of this certificate's subject.
abstract int	getVersion() Returns the X.509 version number.

Methods inherited from class javax.security.cert.Certificate

equals, getEncoded, getPublicKey, hashCode, toString, verify, verify

Methods inherited from class java.lang.Object

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

Constructor Detail

X509Certificate

public X509Certificate()

Method Detail

getInstance

public static X509Certificate getInstance(byte[] encoded)
                                   throws CertificateException

Get an instance of X509Certificate for the given encoded bytes.

Parameters:

encoded - The encoded certificate.

Returns:

An instance of X509Certificate.

Throws:

CertificateException - If the encoded certificate cannot be parsed.

getInstance

public static X509Certificate getInstance(java.io.InputStream encoded)
                                   throws CertificateException

Get an instance of X509Certificate for the given encoded stream.

Parameters:

encoded - The encoded certificate stream..

Returns:

An instance of X509Certificate.

Throws:

CertificateException - If the encoded certificate cannot be parsed.

checkValidity

public abstract void checkValidity()
                            throws CertificateExpiredException,
                                   CertificateNotYetValidException

Check if this certificate is valid now.

Throws:

CertificateExpiredException - If the certificate has expired.

CertificateNotYetValidException - If the certificate is not yet valid.

See Also:

checkValidity(java.util.Date)

checkValidity

public abstract void checkValidity(java.util.Date date)
                            throws CertificateExpiredException,
                                   CertificateNotYetValidException

Check if this certificate is valid for the given date.

Parameters:

date - The date to check.

Throws:

CertificateExpiredException - If the certificate has expired.

CertificateNotYetValidException - If the certificate is not yet valid.

getVersion

public abstract int getVersion()

Returns the X.509 version number.

Returns:

The version number.

getSerialNumber

public abstract java.math.BigInteger getSerialNumber()

Returns this certificate's serial number.

Returns:

The serial number.

getIssuerDN

public abstract java.security.Principal getIssuerDN()

Returns the distinguished name of this certificate's issuer.

Returns:

The issuer's distinguished name.

getSubjectDN

public abstract java.security.Principal getSubjectDN()

Returns the distinguished name of this certificate's subject.

Returns:

The subject's distinguished name.

getNotBefore

public abstract java.util.Date getNotBefore()

Returns the not before portion of this certificate's validity period.

Returns:

The not before date.

getNotAfter

public abstract java.util.Date getNotAfter()

Returns the not after portion of this certificate's validity period.

Returns:

The not after date.

getSigAlgName

public abstract java.lang.String getSigAlgName()

Returns the name of this certificate's signature algorithm.

Returns:

The name of the signature algorithm.

getSigAlgOID

public abstract java.lang.String getSigAlgOID()

Returns the object identifier (OID) of this certificate's signature algorithm. The returned string is a sequence of integers separated by periods.

Returns:

The signature OID.

getSigAlgParams

public abstract byte[] getSigAlgParams()

Returns the signature parameters. The returned byte array contains the raw DER-encoded parameters.

Returns:

The signature parameters.