1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one
3 * or more contributor license agreements. See the NOTICE file
4 * distributed with this work for additional information
5 * regarding copyright ownership. The ASF licenses this file
6 * to you under the Apache License, Version 2.0 (the
7 * "License"); you may not use this file except in compliance
8 * with the License. You may obtain a copy of the License at
9 *
10 * http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing,
13 * software distributed under the License is distributed on an
14 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15 * KIND, either express or implied. See the License for the
16 * specific language governing permissions and limitations
17 * under the License.
18 */
19
20 package org.apache.shiro.crypto.cipher;
21
22 /**
23 * {@link ByteSourceBroker#useBytes(ByteSourceUser)} method requires ByteSourceUser argument,
24 * and developers should implement how we use the byte arrays in our code-base.
25 * <br/>
26 * The byte array "bytes" could be a decrypted password in plaintext format, or other
27 * sensitive information that needs to be erased at end of use.
28 */
29 public interface ByteSourceUser {
30 void use(byte[] bytes);
31 }