Examples with PemObject org.bouncycastle.util.io.pem.PemObject used on opensource projects

Example 16 with PemObject

use of org.bouncycastle.util.io.pem.PemObject in project cloudstack by apache.

the class CertServiceImpl method parsePrivateKey.

public PrivateKey parsePrivateKey(final String key) throws IOException {
    Preconditions.checkArgument(!Strings.isNullOrEmpty(key));
    try (final PemReader pemReader = new PemReader(new StringReader(key))) {
        final PemObject pemObject = pemReader.readPemObject();
        final byte[] content = pemObject.getContent();
        final PKCS8EncodedKeySpec privKeySpec = new PKCS8EncodedKeySpec(content);
        final KeyFactory factory = KeyFactory.getInstance("RSA", "BC");
        return factory.generatePrivate(privKeySpec);
    } catch (NoSuchAlgorithmException | NoSuchProviderException e) {
        throw new IOException("No encryption provider available.", e);
    } catch (final InvalidKeySpecException e) {
        throw new IOException("Invalid Key format.", e);
    }
}