/** Construct a key from its components. Used by the ECKeyFactory and SunPKCS11. */
public ECPublicKeyImpl(ECPoint w, ECParameterSpec params) throws InvalidKeyException {
this.w = w;
this.params = params;
// generate the encoding
algid = new AlgorithmId(AlgorithmId.EC_oid, ECParameters.getAlgorithmParameters(params));
key = ECParameters.encodePoint(w, params.getCurve());
}
// return a string representation of this key for debugging
public String toString() {
return "Sun EC public key, "
+ params.getCurve().getField().getFieldSize()
+ " bits\n public x coord: "
+ w.getAffineX()
+ "\n public y coord: "
+ w.getAffineY()
+ "\n parameters: "
+ params;
}
/** Parse the key. Called by X509Key. */
protected void parseKeyBits() throws InvalidKeyException {
try {
AlgorithmParameters algParams = this.algid.getParameters();
params = algParams.getParameterSpec(ECParameterSpec.class);
w = ECParameters.decodePoint(key, params.getCurve());
} catch (IOException e) {
throw new InvalidKeyException("Invalid EC key", e);
} catch (InvalidParameterSpecException e) {
throw new InvalidKeyException("Invalid EC key", e);
}
}