FingerprintTrustManagerFactoryBuilder Class — netty Architecture

Source Code

handler/src/main/java/io/netty/handler/ssl/util/FingerprintTrustManagerFactoryBuilder.java lines 29–87

public final class FingerprintTrustManagerFactoryBuilder {

    /**
     * A hash algorithm for fingerprints.
     */
    private final String algorithm;

    /**
     * A list of fingerprints.
     */
    private final List<String> fingerprints = new ArrayList<String>();

    /**
     * Creates a builder.
     *
     * @param algorithm a hash algorithm
     */
    FingerprintTrustManagerFactoryBuilder(String algorithm) {
        this.algorithm = checkNotNull(algorithm, "algorithm");
    }

    /**
     * Adds fingerprints.
     *
     * @param fingerprints a number of fingerprints
     * @return the same builder
     */
    public FingerprintTrustManagerFactoryBuilder fingerprints(CharSequence... fingerprints) {
        return fingerprints(Arrays.asList(checkNotNull(fingerprints, "fingerprints")));
    }

    /**
     * Adds fingerprints.
     *
     * @param fingerprints a number of fingerprints
     * @return the same builder
     */
    public FingerprintTrustManagerFactoryBuilder fingerprints(Iterable<? extends CharSequence> fingerprints) {
        checkNotNull(fingerprints, "fingerprints");
        for (CharSequence fingerprint : fingerprints) {
            checkNotNullWithIAE(fingerprint, "fingerprint");
            this.fingerprints.add(fingerprint.toString());
        }
        return this;
    }

    /**
     * Creates a {@link FingerprintTrustManagerFactory}.
     *
     * @return a new {@link FingerprintTrustManagerFactory}
     */
    public FingerprintTrustManagerFactory build() {
        if (fingerprints.isEmpty()) {
            throw new IllegalStateException("No fingerprints provided");
        }
        return new FingerprintTrustManagerFactory(this.algorithm,
                                                  FingerprintTrustManagerFactory.toFingerprintArray(this.fingerprints));
    }
}