64 lines
2.3 KiB
Java
64 lines
2.3 KiB
Java
// SPDX-FileCopyrightText: 2018 Paul Schaub <vanitasvitae@fsfe.org>
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//
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// SPDX-License-Identifier: Apache-2.0
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package org.pgpainless.algorithm;
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import java.util.Arrays;
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import java.util.Collections;
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import java.util.LinkedHashSet;
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import java.util.List;
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import java.util.Set;
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/**
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* The {@link AlgorithmSuite} class is consulted when new OpenPGP keys are being generated to set
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* preferred algorithms on the key.
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*/
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public class AlgorithmSuite {
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private static AlgorithmSuite defaultAlgorithmSuite = new AlgorithmSuite(
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Arrays.asList(
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SymmetricKeyAlgorithm.AES_256,
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SymmetricKeyAlgorithm.AES_192,
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SymmetricKeyAlgorithm.AES_128),
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Arrays.asList(
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HashAlgorithm.SHA512,
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HashAlgorithm.SHA384,
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HashAlgorithm.SHA256,
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HashAlgorithm.SHA224),
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Arrays.asList(
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CompressionAlgorithm.ZLIB,
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CompressionAlgorithm.BZIP2,
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CompressionAlgorithm.ZIP,
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CompressionAlgorithm.UNCOMPRESSED)
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);
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private final Set<SymmetricKeyAlgorithm> symmetricKeyAlgorithms;
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private final Set<HashAlgorithm> hashAlgorithms;
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private final Set<CompressionAlgorithm> compressionAlgorithms;
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public AlgorithmSuite(List<SymmetricKeyAlgorithm> symmetricKeyAlgorithms,
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List<HashAlgorithm> hashAlgorithms,
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List<CompressionAlgorithm> compressionAlgorithms) {
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this.symmetricKeyAlgorithms = Collections.unmodifiableSet(new LinkedHashSet<>(symmetricKeyAlgorithms));
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this.hashAlgorithms = Collections.unmodifiableSet(new LinkedHashSet<>(hashAlgorithms));
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this.compressionAlgorithms = Collections.unmodifiableSet(new LinkedHashSet<>(compressionAlgorithms));
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}
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public Set<SymmetricKeyAlgorithm> getSymmetricKeyAlgorithms() {
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return new LinkedHashSet<>(symmetricKeyAlgorithms);
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}
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public Set<HashAlgorithm> getHashAlgorithms() {
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return new LinkedHashSet<>(hashAlgorithms);
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}
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public Set<CompressionAlgorithm> getCompressionAlgorithms() {
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return new LinkedHashSet<>(compressionAlgorithms);
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}
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public static AlgorithmSuite getDefaultAlgorithmSuite() {
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return defaultAlgorithmSuite;
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}
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}
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