com.wl4g.infra.common.crypto.symmetric.DES56ECBPKCS5 Maven / Gradle / Ivy
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/*
* Copyright 2017 ~ 2025 the original author or authors. James Wong
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.wl4g.infra.common.crypto.symmetric;
import javax.crypto.SecretKey;
import javax.crypto.SecretKeyFactory;
import javax.crypto.spec.DESKeySpec;
/**
* {@link DES56ECBPKCS5}
*
* @author James Wong
* @version v1.0 2020年5月27日
* @since
*/
public class DES56ECBPKCS5 extends JdkCryptorSupport {
public DES56ECBPKCS5() {
super(new AlgorithmSpec("DES", "DES", false, 56, 16, 16));
}
@Override
protected SecretKey createSecretKey(byte[] key) {
try {
DESKeySpec dks = new DESKeySpec(key);
SecretKeyFactory skf = SecretKeyFactory.getInstance(config.getAlgName());
return skf.generateSecret(dks);
} catch (Exception e) {
throw new IllegalStateException(e);
}
}
}