2 * Copyright (C) 2001, 2002 The Mir-coders group
4 * This file is part of Mir.
6 * Mir is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * Mir is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with Mir; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 * In addition, as a special exception, The Mir-coders gives permission to link
21 * the code of this program with any library licensed under the Apache Software License,
22 * The Sun (tm) Java Advanced Imaging library (JAI), The Sun JIMI library
23 * (or with modified versions of the above that use the same license as the above),
24 * and distribute linked combinations including the two. You must obey the
25 * GNU General Public License in all respects for all of the code used other than
26 * the above mentioned libraries. If you modify this file, you may extend this
27 * exception to your version of the file, but you are not obligated to do so.
28 * If you do not wish to do so, delete this exception statement from your version.
32 import java.io.BufferedInputStream;
33 import java.io.BufferedOutputStream;
34 import java.io.BufferedWriter;
36 import java.io.FileInputStream;
37 import java.io.FileOutputStream;
38 import java.io.IOException;
39 import java.io.InputStream;
40 import java.io.OutputStreamWriter;
41 import java.io.Reader;
43 * Hilfsklasse zum Mergen von Template und Daten
45 public final class FileUtil {
47 * Privater Construktor to avoid accidental instantiation
52 public static File getFile(String filename) throws IOException {
56 f = new File(filename);
57 File dir = new File(f.getParent());
63 throw new IOException(e.toString());
68 public static long write(File f, InputStream in) throws IOException {
74 BufferedOutputStream out = new BufferedOutputStream(new FileOutputStream(f),8192);
76 // TODO get size with in.available()
78 byte[] buf = new byte[8 * 1024];
79 while ( (read = in.read(buf)) != -1) {
80 out.write(buf, 0, read);
87 catch (IOException e) {
88 throw new IOException(e.toString());
94 public static long write(String filename, InputStream in) throws IOException {
100 File f = getFile(filename);
103 catch (IOException e) {
104 throw new IOException(e.toString());
110 public static long write(String filename, Reader in, String encoding) throws IOException {
116 File f = getFile(filename);
117 FileOutputStream fOut = new FileOutputStream(f);
118 BufferedWriter out = new BufferedWriter(new OutputStreamWriter(fOut, encoding),8192);
120 char[] cbuf = new char[8 * 1024];
121 while ( (read = in.read(cbuf)) != -1) {
122 out.write(cbuf, 0, read);
129 catch (IOException e) {
130 throw new IOException(e.toString());
136 public static boolean read(String filename, byte out[]) throws IOException {
139 f = new File(filename);
143 if (out.length != f.length())
145 BufferedInputStream inStream;
146 inStream = new BufferedInputStream(new FileInputStream(f),8192);
150 catch (IOException e) {
151 throw new IOException(e.toString());
160 public static long getSize(String filename) {
162 f = new File(filename);
163 return f.exists() ? f.length():-1;