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Java > Open Source Codes > org > dbforms > xmldb > FileSplitter


1 /*
2  * $Header: /cvsroot/jdbforms/dbforms/src/org/dbforms/xmldb/FileSplitter.java,v 1.9 2004/10/03 18:53:22 hkollmann Exp $
3  * $Revision: 1.9 $
4  * $Date: 2004/10/03 18:53:22 $
5  *
6  * DbForms - a Rapid Application Development Framework
7  * Copyright (C) 2001 Joachim Peer <joepeer@excite.com>
8  *
9  * This library is free software; you can redistribute it and/or
10  * modify it under the terms of the GNU Lesser General Public
11  * License as published by the Free Software Foundation; either
12  * version 2.1 of the License, or (at your option) any later version.
13  *
14  * This library is distributed in the hope that it will be useful,
15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17  * Lesser General Public License for more details.
18  *
19  * You should have received a copy of the GNU Lesser General Public
20  * License along with this library; if not, write to the Free Software
21  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22  */
23
24 package org.dbforms.xmldb;
25
26 import java.io.*;
27
28
29
30 /**
31  * DOCUMENT ME!
32  *
33  * @version $Revision: 1.9 $
34  * @author $author$
35  */
36 public class FileSplitter {
37    File fDestDir;
38    File fSource;
39
40    /**
41     * Creates a new FileSplitter object.
42     *
43     * @param s DOCUMENT ME!
44     * @param d DOCUMENT ME!
45     */
46    public FileSplitter(File s,
47                        File d) {
48       this.fSource = s;
49       this.fDestDir = d;
50
51       testFiles();
52    }
53
54
55    /**
56     * Creates a new FileSplitter object.
57     *
58     * @param sourceFile DOCUMENT ME!
59     * @param destDir DOCUMENT ME!
60     */
61    public FileSplitter(String JavaDoc sourceFile,
62                        String JavaDoc destDir) {
63       this.fSource = new File(sourceFile);
64       this.fDestDir = new File(destDir);
65
66       testFiles();
67    }
68
69    /**
70     * DOCUMENT ME!
71     *
72     * @param args DOCUMENT ME!
73     */
74    public static void main(String JavaDoc[] args) {
75       if (args.length != 2) {
76          System.out.println("usage: java FileSplitter sourceFile destinationDirectory\n\nexample:\njava FileSplitter source.jsp c:\\tomcat\\webapps\\your_app\\");
77          System.exit(1);
78       }
79
80       new FileSplitter(args[0], args[1]).splitFile();
81    }
82
83
84    /**
85     * DOCUMENT ME!
86     */
87    public void splitFile() {
88       try {
89          BufferedReader in = new BufferedReader(new FileReader(fSource));
90          BufferedWriter out = null;
91          String JavaDoc line = null;
92          String JavaDoc fileName = null;
93
94          while ((line = in.readLine()) != null) {
95             if (line.startsWith("//--file")) {
96                int preBegin = line.indexOf('\"');
97                int postEnd = line.indexOf('\"', preBegin + 1);
98
99                fileName = line.substring(preBegin + 1, postEnd);
100
101                System.out.println("current file:" + fileName);
102
103                if (out != null) {
104                   out.close();
105                }
106
107                out = new BufferedWriter(new FileWriter(new File(fDestDir,
108                                                                 fileName)));
109             } else {
110                if (out != null) {
111                   out.write(line);
112                   out.newLine();
113                }
114             }
115          }
116
117          if (out != null) {
118             out.close();
119          }
120       } catch (IOException ioe) {
121          System.out.println("ERROR: " + ioe.toString());
122       }
123    }
124
125
126    private void testFiles() {
127       // preparing INPUT
128 if (!fSource.exists()) {
129          System.out.println("ERROR: source file not found");
130          System.exit(1);
131       }
132
133       if (!fSource.canRead()) {
134          System.out.println("ERROR: source file not readable for this process");
135          System.exit(1);
136       }
137
138       // preparing OUTPUT
139 if (!fDestDir.exists()) {
140          System.out.println("ERROR: destination directory not found");
141          System.exit(1);
142       }
143
144       if (!fDestDir.isDirectory()) {
145          System.out.println("ERROR: destination is not a directory");
146          System.exit(1);
147       }
148
149       if (!fDestDir.canWrite()) {
150          System.out.println("ERROR: destination directory not writable for this process");
151          System.exit(1);
152       }
153    }
154 }
155
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