org.apache.servicecomb.foundation.common.encrypt.Encryptions Maven / Gradle / Ivy

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/*
 * 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.servicecomb.foundation.common.encrypt;

import org.apache.servicecomb.foundation.common.utils.SPIServiceUtils;

import com.google.common.annotations.VisibleForTesting;

public class Encryptions {
  private static Encryption encryption = SPIServiceUtils.getPriorityHighestService(Encryption.class);

  @VisibleForTesting
  static void setEncryption(Encryption encryption) {
    Encryptions.encryption = encryption;
  }

  @VisibleForTesting
  static Encryption getEncryption() {
    return encryption;
  }

  public static String decode(String encrypted, String tags) {
    if (encrypted == null) {
      return null;
    }
    char[] result = decode(encrypted.toCharArray(), tags);
    if (result == null) {
      return null;
    }
    return new String(result);
  }

  public static char[] decode(char[] encrypted, String tags) {
    return encryption.decode(encrypted, tags);
  }

  public static String encode(String plain, String tags) {
    if (plain == null) {
      return null;
    }
    char[] result = encode(plain.toCharArray(), tags);
    if (result == null) {
      return null;
    }
    return new String(result);
  }

  public static char[] encode(char[] plain, String tags) {
    return encryption.encode(plain, tags);
  }
}