FileTask.java revision f6fe897e173f4e4bda72a7dddb091b667066764a 
1/* Copyright (C) 2003 Vladimir Roubtsov. All rights reserved.
2 *
3 * This program and the accompanying materials are made available under
4 * the terms of the Common Public License v1.0 which accompanies this distribution,
5 * and is available at http://www.eclipse.org/legal/cpl-v10.html
6 *
7 * $Id: FileTask.java,v 1.2.2.1 2004/07/08 10:52:10 vlad_r Exp $
8 */
9package com.vladium.emma.ant;
10
11import java.io.File;
12import java.util.ArrayList;
13import java.util.Iterator;
14import java.util.List;
15
16import org.apache.tools.ant.DirectoryScanner;
17import org.apache.tools.ant.types.FileSet;
18
19import com.vladium.emma.ant.XFileSet;
20
21// ----------------------------------------------------------------------------
22/**
23 * @author Vlad Roubtsov, (C) 2003
24 */
25public
26abstract class FileTask extends NestedTask
27{
28    // public: ................................................................
29
30
31//    public static final class FileElement
32//    {
33//        public FileElement (final List /* File */ files)
34//        {
35//            m_files = files;
36//        }
37//
38//        public void setFile (final File file)
39//        {
40//            if (file != null) m_files.add (file);
41//        }
42//
43//
44//        private final List /* File */ m_files;
45//
46//    } // end of nested class
47
48
49    // infileset|fileset element:
50
51    public final void addInfileset (final XFileSet set)
52    {
53        if (set != null) m_dataFileSets.add (set);
54    }
55
56    public final void addFileset (final XFileSet set)
57    {
58        if (set != null) m_dataFileSets.add (set);
59    }
60
61
62//    // infile|file element:
63//
64//    public final FileElement createInfile ()
65//    {
66//        return new FileElement (m_dataFiles);
67//    }
68//
69//    public final FileElement createFile ()
70//    {
71//        return new FileElement (m_dataFiles);
72//    }
73
74    // protected: .............................................................
75
76
77    protected FileTask (final SuppressableTask parent)
78    {
79        super (parent);
80
81        m_dataFileSets = new ArrayList ();
82//        m_dataFiles = new ArrayList ();
83    }
84
85
86    protected final String [] getDataPath (final boolean removeNonexistent)
87    {
88        final List /* String */ _files = new ArrayList ();
89
90        // merge filesets:
91        for (Iterator i = m_dataFileSets.iterator (); i.hasNext (); )
92        {
93            final FileSet set = (FileSet) i.next ();
94            final DirectoryScanner ds = set.getDirectoryScanner (project);
95            final File dsBaseDir = ds.getBasedir ();
96
97            final String [] dsfiles = ds.getIncludedFiles ();
98            for (int f = 0; f < dsfiles.length; ++ f)
99            {
100                _files.add (new File (dsBaseDir, dsfiles [f]).getAbsolutePath ());
101            }
102        }
103
104//        // merge files:
105//        for (Iterator i = m_dataFiles.iterator (); i.hasNext (); )
106//        {
107//            final File file = (File) i.next ();
108//            if (! removeNonexistent || file.exists ())
109//            {
110//                _files.add (file.getAbsolutePath ());
111//            }
112//        }
113
114        if (_files.size () == 0)
115            return EMPTY_STRING_ARRAY;
116        else
117        {
118            final String [] files = new String [_files.size ()];
119            _files.toArray (files);
120
121            return files;
122        }
123    }
124
125    // package: ...............................................................
126
127    // private: ...............................................................
128
129
130    private final List /* FileSet */ m_dataFileSets; // never null
131//    private final List /* File */ m_dataFiles; // never null
132
133    private static final String [] EMPTY_STRING_ARRAY = new String [0];
134
135} // end of class
136// ----------------------------------------------------------------------------