org.bouncycastle.jce
Class X509KeyUsage

java.lang.Object
  org.bouncycastle.asn1.ASN1Encodable
      org.bouncycastle.jce.X509KeyUsage

All Implemented Interfaces:

DEREncodable

public class X509KeyUsage
extends ASN1Encodable

A holding class for constructing an X509 Key Usage extension.

    id-ce-keyUsage OBJECT IDENTIFIER ::=  { id-ce 15 }

    KeyUsage ::= BIT STRING {
         digitalSignature        (0),
         nonRepudiation          (1),
         keyEncipherment         (2),
         dataEncipherment        (3),
         keyAgreement            (4),
         keyCertSign             (5),
         cRLSign                 (6),
         encipherOnly            (7),
         decipherOnly            (8) }
 

Field Summary

static int	cRLSign
static int	dataEncipherment
static int	decipherOnly
static int	digitalSignature
static int	encipherOnly
static int	keyAgreement
static int	keyCertSign
static int	keyEncipherment
static int	nonRepudiation

Fields inherited from class org.bouncycastle.asn1.ASN1Encodable

BER, DER

Constructor Summary

X509KeyUsage(int usage)
Basic constructor.

Method Summary

DERObject

toASN1Object()

Methods inherited from class org.bouncycastle.asn1.ASN1Encodable

equals, getDEREncoded, getDERObject, getEncoded, getEncoded, hashCode

Methods inherited from class java.lang.Object

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

Field Detail

digitalSignature

public static final int digitalSignature

See Also:

Constant Field Values

nonRepudiation

public static final int nonRepudiation

See Also:

Constant Field Values

keyEncipherment

public static final int keyEncipherment

See Also:

Constant Field Values

dataEncipherment

public static final int dataEncipherment

See Also:

Constant Field Values

keyAgreement

public static final int keyAgreement

See Also:

Constant Field Values

keyCertSign

public static final int keyCertSign

See Also:

Constant Field Values

cRLSign

public static final int cRLSign

See Also:

Constant Field Values

encipherOnly

public static final int encipherOnly

See Also:

Constant Field Values

decipherOnly

public static final int decipherOnly

See Also:

Constant Field Values

Constructor Detail

X509KeyUsage

public X509KeyUsage(int usage)

Basic constructor.

Parameters:

usage - - the bitwise OR of the Key Usage flags giving the allowed uses for the key. e.g. (X509KeyUsage.keyEncipherment | X509KeyUsage.dataEncipherment)

Method Detail

toASN1Object

public DERObject toASN1Object()

Specified by:

toASN1Object in class ASN1Encodable