spring security HexEncodingStringKeyGenerator 源码
spring security HexEncodingStringKeyGenerator 代码
文件路径：/crypto/src/main/java/org/springframework/security/crypto/keygen/HexEncodingStringKeyGenerator.java
/*
* Copyright 2011-2016 the original author or authors.
*
* 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
*
* https://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 org.springframework.security.crypto.keygen;
import org.springframework.security.crypto.codec.Hex;
/**
* A StringKeyGenerator that generates hex-encoded String keys. Delegates to a
* {@link BytesKeyGenerator} for the actual key generation.
*
* @author Keith Donald
*/
final class HexEncodingStringKeyGenerator implements StringKeyGenerator {
private final BytesKeyGenerator keyGenerator;
HexEncodingStringKeyGenerator(BytesKeyGenerator keyGenerator) {
this.keyGenerator = keyGenerator;
}
@Override
public String generateKey() {
return new String(Hex.encode(this.keyGenerator.generateKey()));
}
}
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