org.gudy.bouncycastle.jce
Class X509KeyUsage

java.lang.Object
  extended by org.gudy.bouncycastle.jce.X509KeyUsage
All Implemented Interfaces:
DEREncodable

public class X509KeyUsage
extends Object
implements DEREncodable

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
           
 
Constructor Summary
X509KeyUsage(int usage)
          Basic constructor.
 
Method Summary
 DERObject getDERObject()
           
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, 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

getDERObject

public DERObject getDERObject()
Specified by:
getDERObject in interface DEREncodable