1/**
2 * Copyright (C) 2012 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
5 * use this file except in compliance with the License. You may obtain a copy of
6 * the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
12 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
13 * License for the specific language governing permissions and limitations under
14 * the License.
15 */
16
17package com.android.inputmethod.latin.dicttool;
18
19import java.io.InputStream;
20import java.io.OutputStream;
21
22public class Crypt {
23    private Crypt() {
24        // This container class is not publicly instantiable.
25    }
26
27    public static OutputStream getCryptedStream(final OutputStream out) {
28        // Encryption is not supported
29        return out;
30    }
31
32    public static InputStream getDecryptedStream(final InputStream in) {
33        // Decryption is not supported
34        return in;
35    }
36
37    static public class Encrypter extends Dicttool.Command {
38        public static final String COMMAND = "encrypt";
39
40        public Encrypter() {
41        }
42
43        @Override
44        public String getHelp() {
45            return COMMAND + " <src_filename> <dst_filename>: Encrypts a file";
46        }
47
48        @Override
49        public void run() {
50            throw new UnsupportedOperationException();
51        }
52    }
53
54    static public class Decrypter extends Dicttool.Command {
55        public static final String COMMAND = "decrypt";
56
57        public Decrypter() {
58        }
59
60        @Override
61        public String getHelp() {
62            return COMMAND + " <src_filename> <dst_filename>: Decrypts a file";
63        }
64
65        @Override
66        public void run() {
67            throw new UnsupportedOperationException();
68        }
69    }
70}
71