1/*
2 * ProGuard -- shrinking, optimization, obfuscation, and preverification
3 *             of Java bytecode.
4 *
5 * Copyright (c) 2002-2013 Eric Lafortune (eric@graphics.cornell.edu)
6 *
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License as published by the Free
9 * Software Foundation; either version 2 of the License, or (at your option)
10 * any later version.
11 *
12 * This program is distributed in the hope that it will be useful, but WITHOUT
13 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
14 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
15 * more details.
16 *
17 * You should have received a copy of the GNU General Public License along
18 * with this program; if not, write to the Free Software Foundation, Inc.,
19 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 */
21package proguard;
22
23import java.util.*;
24
25
26/**
27 * This class represents a class path, as a list of ClassPathEntry objects.
28 *
29 * @author Eric Lafortune
30 */
31public class ClassPath
32{
33    private final List classPathEntries = new ArrayList();
34
35
36    /**
37     * Returns whether the class path contains any output entries.
38     */
39    public boolean hasOutput()
40    {
41        for (int index = 0; index < classPathEntries.size(); index++)
42        {
43            if (((ClassPathEntry)classPathEntries.get(index)).isOutput())
44            {
45                return true;
46            }
47        }
48
49        return false;
50    }
51
52
53    // Delegates to List.
54
55    public void clear()
56    {
57        classPathEntries.clear();
58    }
59
60    public void add(int index, ClassPathEntry classPathEntry)
61    {
62        classPathEntries.add(index, classPathEntry);
63    }
64
65    public boolean add(ClassPathEntry classPathEntry)
66    {
67        return classPathEntries.add(classPathEntry);
68    }
69
70    public boolean addAll(ClassPath classPath)
71    {
72        return classPathEntries.addAll(classPath.classPathEntries);
73    }
74
75    public ClassPathEntry get(int index)
76    {
77        return (ClassPathEntry)classPathEntries.get(index);
78    }
79
80    public ClassPathEntry remove(int index)
81    {
82        return (ClassPathEntry)classPathEntries.remove(index);
83    }
84
85    public boolean isEmpty()
86    {
87        return classPathEntries.isEmpty();
88    }
89
90    public int size()
91    {
92        return classPathEntries.size();
93    }
94}
95