1d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen/**
2d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen * All rights reserved. Licensed under the Apache License, Version 2.0 (the "License");
3d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen * you may not use this file except in compliance with the License.
4d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen * You may obtain a copy of the License at
5d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen *
6d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen *     http://www.apache.org/licenses/LICENSE-2.0
7d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen *
8d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen * Unless required by applicable law or agreed to in writing, software
9d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen * distributed under the License is distributed on an "AS IS" BASIS,
10d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
11d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen * See the License for the specific language governing permissions and
12d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen * limitations under the License.
13d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen */
14d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen
15d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chenpackage org.jivesoftware.smack.util;
16d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen
17d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen
18d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen/**
19d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen * A Base 64 encoding implementation.
20d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen * @author Florian Schmaus
21d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen */
22d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chenpublic class Base64Encoder implements StringEncoder {
23d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen
24d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen    private static Base64Encoder instance = new Base64Encoder();
25d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen
26d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen    private Base64Encoder() {
27d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen        // Use getInstance()
28d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen    }
29d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen
30d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen    public static Base64Encoder getInstance() {
31d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen        return instance;
32d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen    }
33d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen
34d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen    public String encode(String s) {
35d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen        return Base64.encodeBytes(s.getBytes());
36d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen    }
37d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen
38d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen    public String decode(String s) {
39d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen        return new String(Base64.decode(s));
40d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen    }
41d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen
42d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen}
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