Bouncy Castle Cryptography 1.11 API Specification: Class KeyUsage
Bouncy Castle Cryptography 1.11

org.bouncycastle.asn1.x509
Class KeyUsage

java.lang.Object
  |
  +--org.bouncycastle.asn1.DERObject
        |
        +--org.bouncycastle.asn1.DERBitString
              |
              +--org.bouncycastle.asn1.x509.KeyUsage
All Implemented Interfaces:
DEREncodable, DERTags

public class KeyUsage
extends DERBitString

    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.DERBitString
data, padBits
 
Fields inherited from interface org.bouncycastle.asn1.DERTags
BIT_STRING, BMP_STRING, BOOLEAN, CONSTRUCTED, EXTERNAL, GENERAL_STRING, GENERALIZED_TIME, GRAPHIC_STRING, IA5_STRING, INTEGER, NULL, NUMERIC_STRING, OBJECT_IDENTIFIER, OCTET_STRING, PRINTABLE_STRING, SEQUENCE, SEQUENCE_OF, SET, SET_OF, T61_STRING, TAGGED, UTC_TIME, VIDEOTEX_STRING, VISIBLE_STRING
 
Constructor Summary
KeyUsage(DERBitString usage)
           
KeyUsage(int usage)
          Basic constructor.
 
Method Summary
 java.lang.String toString()
           
 
Methods inherited from class org.bouncycastle.asn1.DERBitString
getBytes, getPadBits
 
Methods inherited from class org.bouncycastle.asn1.DERObject
getDERObject
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Field Detail

digitalSignature

public static final int digitalSignature

nonRepudiation

public static final int nonRepudiation

keyEncipherment

public static final int keyEncipherment

dataEncipherment

public static final int dataEncipherment

keyAgreement

public static final int keyAgreement

keyCertSign

public static final int keyCertSign

cRLSign

public static final int cRLSign

encipherOnly

public static final int encipherOnly

decipherOnly

public static final int decipherOnly
Constructor Detail

KeyUsage

public KeyUsage(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)

KeyUsage

public KeyUsage(DERBitString usage)
Method Detail

toString

public java.lang.String toString()
Overrides:
toString in class java.lang.Object

Bouncy Castle Cryptography 1.11