emhui commented on code in PR #5388: URL: https://github.com/apache/inlong/pull/5388#discussion_r939876005
########## inlong-sort/sort-core/src/main/java/org/apache/inlong/sort/function/EncryptFunction.java: ########## @@ -0,0 +1,190 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You 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 org.apache.inlong.sort.function; + +import java.security.SecureRandom; +import javax.crypto.Cipher; +import javax.crypto.KeyGenerator; +import javax.crypto.SecretKey; +import javax.crypto.spec.SecretKeySpec; +import lombok.Getter; +import org.apache.commons.codec.binary.Base64; +import org.apache.flink.table.functions.ScalarFunction; + +/** + * EncryptFunction class. It is a custom function, used to encrypt the value in the string. + */ +public class EncryptFunction extends ScalarFunction { + + private static final long serialVersionUID = -7185622027483662395L; + + private static final String ENCODING = "UTF-8"; + + private static final String KEY_ALGORITHM_AES = "AES"; + + private static final String KEY_ALGORITHM_3DES = "DESede"; + + private static final String CIPHER_ALGORITHM_3DES = "DESede/ECB/PKCS5Padding"; + + private static final String SIGN_ALGORITHMS = "SHA1PRNG"; + + private static final Base64 base64 = new Base64(); + + /** + * eval is String encryption execution method + * + * @param field is the field to be encrypted + * @return encrypted value + */ + public String eval(String field, String key, String encrypt) { + if (field != null) { + String newValue = ""; + if (EncryptionAlgorithmEnum.DESEDE.getId().equals(Integer.valueOf(encrypt))) { Review Comment: Thank you for your suggestion. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
