Class X509KeyUsage

java.lang.Object

org.bouncycastle.asn1.ASN1Object

org.bouncycastle.jce.X509KeyUsage

All Implemented Interfaces:

ASN1Encodable, Encodable

public class X509KeyUsage
extends ASN1Object

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

Fields

Modifier and Type	Field	Description
static final int	cRLSign
static final int	dataEncipherment
static final int	decipherOnly
static final int	digitalSignature
static final int	encipherOnly
static final int	keyAgreement
static final int	keyCertSign
static final int	keyEncipherment
static final int	nonRepudiation

Constructor Summary

Constructors

Constructor	Description
X509KeyUsage(int usage)	Basic constructor.

Method Summary

Modifier and Type	Method	Description
ASN1Primitive	toASN1Primitive()	Method providing a primitive representation of this object suitable for encoding.

Methods inherited from class ASN1Object

encodeTo, encodeTo, equals, getEncoded, getEncoded, hasEncodedTagValue, hashCode

Methods inherited from class Object

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

Field Details

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 Details

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 Details

toASN1Primitive

public ASN1Primitive toASN1Primitive()

Description copied from class: ASN1Object

Method providing a primitive representation of this object suitable for encoding.

Specified by:

toASN1Primitive in interface ASN1Encodable

Specified by:

toASN1Primitive in class ASN1Object

Returns:

a primitive representation of this object.