spring security HexEncodingTextEncryptor 源码
spring security HexEncodingTextEncryptor 代码
文件路径：/crypto/src/main/java/org/springframework/security/crypto/encrypt/HexEncodingTextEncryptor.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.encrypt;
import org.springframework.security.crypto.codec.Hex;
import org.springframework.security.crypto.codec.Utf8;
/**
* Delegates to an {@link BytesEncryptor} to encrypt text strings. Raw text strings are
* UTF-8 encoded before being passed to the encryptor. Encrypted strings are returned
* hex-encoded.
*
* @author Keith Donald
*/
final class HexEncodingTextEncryptor implements TextEncryptor {
private final BytesEncryptor encryptor;
HexEncodingTextEncryptor(BytesEncryptor encryptor) {
this.encryptor = encryptor;
}
@Override
public String encrypt(String text) {
return new String(Hex.encode(this.encryptor.encrypt(Utf8.encode(text))));
}
@Override
public String decrypt(String encryptedText) {
return Utf8.decode(this.encryptor.decrypt(Hex.decode(encryptedText)));
}
}
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