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Class X509EncodedKeySpec

All Implemented Interfaces:
KeySpec
public class X509EncodedKeySpec
extends EncodedKeySpec

This class represents the ASN.1 encoding of a public key, encoded according to the ASN.1 type SubjectPublicKeyInfo. The SubjectPublicKeyInfo syntax is defined in the X.509 standard as follows:

SubjectPublicKeyInfo ::= SEQUENCE {
   algorithm AlgorithmIdentifier,
   subjectPublicKey BIT STRING }
Since:
1.2
See Also:
Key, KeyFactory, KeySpec, EncodedKeySpec, PKCS8EncodedKeySpec

Constructors

X509EncodedKeySpec

public X509EncodedKeySpec(byte[] encodedKey)

Creates a new X509EncodedKeySpec with the given encoded key.

Parameters:
encodedKey - the key, which is assumed to be encoded according to the X.509 standard. The contents of the array are copied to protect against subsequent modification.
Throws:
NullPointerException - if encodedKey is null.

Methods

getEncoded

public byte[] getEncoded()

Returns the key bytes, encoded according to the X.509 standard.

Overrides:
getEncoded in class EncodedKeySpec
Returns:
the X.509 encoding of the key. Returns a new array each time this method is called.

getFormat

public final String getFormat()

Returns the name of the encoding format associated with this key specification.

Specified by:
getFormat in class EncodedKeySpec
Returns:
the string "X.509".

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Documentation extracted from Debian's OpenJDK Development Kit package.
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