1/*
2 * Copyright 2016, Google Inc.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met:
8 *
9 * Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * Redistributions in binary form must reproduce the above
12 * copyright notice, this list of conditions and the following disclaimer
13 * in the documentation and/or other materials provided with the
14 * distribution.
15 * Neither the name of Google Inc. nor the names of its
16 * contributors may be used to endorse or promote products derived from
17 * this software without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
20 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
21 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
22 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
23 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
24 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
25 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
29 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30 */
31
32package org.jf.baksmali;
33
34import com.beust.jcommander.JCommander;
35import com.beust.jcommander.Parameter;
36import com.beust.jcommander.Parameters;
37import org.jf.dexlib2.iface.ClassDef;
38import org.jf.util.jcommander.ExtendedParameters;
39
40import javax.annotation.Nonnull;
41import java.util.List;
42
43@Parameters(commandDescription = "Lists the classes in a dex file.")
44@ExtendedParameters(
45        commandName = "classes",
46        commandAliases = { "class", "c" })
47public class ListClassesCommand extends DexInputCommand {
48
49    @Parameter(names = {"-h", "-?", "--help"}, help = true,
50            description = "Show usage information")
51    private boolean help;
52
53    public ListClassesCommand(@Nonnull List<JCommander> commandAncestors) {
54        super(commandAncestors);
55    }
56
57    @Override public void run() {
58        if (help || inputList == null || inputList.isEmpty()) {
59            usage();
60            return;
61        }
62
63        if (inputList.size() > 1) {
64            System.err.println("Too many files specified");
65            usage();
66            return;
67        }
68
69        String input = inputList.get(0);
70        loadDexFile(input);
71
72        for (ClassDef classDef: dexFile.getClasses()) {
73            System.out.println(classDef.getType());
74        }
75    }
76}
77