You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
297 lines
11 KiB
297 lines
11 KiB
// serverFileUtils.java
|
|
// -------------------------------------------
|
|
// (C) by Michael Peter Christen; mc@anomic.de
|
|
// first published on http://www.anomic.de
|
|
// Frankfurt, Germany, 2004
|
|
// last major change: 05.08.2004
|
|
//
|
|
// This program is free software; you can redistribute it and/or modify
|
|
// it under the terms of the GNU General Public License as published by
|
|
// the Free Software Foundation; either version 2 of the License, or
|
|
// (at your option) any later version.
|
|
//
|
|
// This program is distributed in the hope that it will be useful,
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
// GNU General Public License for more details.
|
|
//
|
|
// You should have received a copy of the GNU General Public License
|
|
// along with this program; if not, write to the Free Software
|
|
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
//
|
|
// Using this software in any meaning (reading, learning, copying, compiling,
|
|
// running) means that you agree that the Author(s) is (are) not responsible
|
|
// for cost, loss of data or any harm that may be caused directly or indirectly
|
|
// by usage of this softare or this documentation. The usage of this software
|
|
// is on your own risk. The installation and usage (starting/running) of this
|
|
// software may allow other people or application to access your computer and
|
|
// any attached devices and is highly dependent on the configuration of the
|
|
// software which must be done by the user of the software; the author(s) is
|
|
// (are) also not responsible for proper configuration and usage of the
|
|
// software, even if provoked by documentation provided together with
|
|
// the software.
|
|
//
|
|
// Any changes to this file according to the GPL as documented in the file
|
|
// gpl.txt aside this file in the shipment you received can be done to the
|
|
// lines that follows this copyright notice here, but changes must not be
|
|
// done inside the copyright notive above. A re-distribution must contain
|
|
// the intact and unchanged copyright notice.
|
|
// Contributions and changes to the program code must be marked as such.
|
|
|
|
package de.anomic.server;
|
|
|
|
import java.io.ByteArrayInputStream;
|
|
import java.io.ByteArrayOutputStream;
|
|
import java.io.File;
|
|
import java.io.FileInputStream;
|
|
import java.io.FileOutputStream;
|
|
import java.io.IOException;
|
|
import java.io.InputStream;
|
|
import java.io.OutputStream;
|
|
import java.io.BufferedReader;
|
|
import java.io.InputStreamReader;
|
|
import java.io.BufferedInputStream;
|
|
import java.io.BufferedOutputStream;
|
|
import java.io.PrintWriter;
|
|
import java.util.StringTokenizer;
|
|
import java.util.zip.GZIPOutputStream;
|
|
import java.util.Set;
|
|
import java.util.Map;
|
|
import java.util.HashSet;
|
|
import java.util.TreeSet;
|
|
import java.util.Properties;
|
|
import java.util.Hashtable;
|
|
import java.util.Iterator;
|
|
|
|
public final class serverFileUtils {
|
|
|
|
public static int copy(InputStream source, OutputStream dest) throws IOException {
|
|
byte[] buffer = new byte[4096];
|
|
|
|
int c, total = 0;
|
|
while ((c = source.read(buffer)) > 0) {
|
|
dest.write(buffer, 0, c);
|
|
dest.flush();
|
|
total += c;
|
|
}
|
|
dest.flush();
|
|
|
|
return total;
|
|
}
|
|
|
|
public static void copy(InputStream source, File dest) throws IOException {
|
|
FileOutputStream fos = null;
|
|
try {
|
|
fos = new FileOutputStream(dest);
|
|
copy(source, fos);
|
|
} finally {
|
|
if (fos != null) try {fos.close();} catch (Exception e) {}
|
|
}
|
|
}
|
|
|
|
public static void copyRange(File source, OutputStream dest, int start) throws IOException {
|
|
InputStream fis = null;
|
|
try {
|
|
fis = new FileInputStream(source);
|
|
long skipped = fis.skip(start);
|
|
if (skipped != start) throw new IllegalStateException("Unable to skip '" + start + "' bytes. Only '" + skipped + "' bytes skipped.");
|
|
copy(fis, dest);
|
|
} finally {
|
|
if (fis != null) try { fis.close(); } catch (Exception e) {}
|
|
}
|
|
}
|
|
|
|
public static void copy(File source, OutputStream dest) throws IOException {
|
|
InputStream fis = null;
|
|
try {
|
|
fis = new FileInputStream(source);
|
|
copy(fis, dest);
|
|
} finally {
|
|
if (fis != null) try { fis.close(); } catch (Exception e) {}
|
|
}
|
|
}
|
|
|
|
public static void copy(File source, File dest) throws IOException {
|
|
FileInputStream fis = null;
|
|
FileOutputStream fos = null;
|
|
try {
|
|
fis = new FileInputStream(source);
|
|
fos = new FileOutputStream(dest);
|
|
copy(fis, fos);
|
|
} finally {
|
|
if (fis != null) try {fis.close();} catch (Exception e) {}
|
|
if (fos != null) try {fos.close();} catch (Exception e) {}
|
|
}
|
|
}
|
|
|
|
public static byte[] read(InputStream source) throws IOException {
|
|
ByteArrayOutputStream baos = new ByteArrayOutputStream();
|
|
copy(source, baos);
|
|
baos.close();
|
|
return baos.toByteArray();
|
|
}
|
|
|
|
public static byte[] read(File source) throws IOException {
|
|
byte[] buffer = new byte[(int) source.length()];
|
|
InputStream fis = null;
|
|
try {
|
|
fis = new FileInputStream(source);
|
|
int p = 0, c;
|
|
while ((c = fis.read(buffer, p, buffer.length - p)) > 0) p += c;
|
|
} finally {
|
|
if (fis != null) try { fis.close(); } catch (Exception e) {}
|
|
}
|
|
return buffer;
|
|
}
|
|
|
|
public static byte[] readAndZip(File source) throws IOException {
|
|
ByteArrayOutputStream byteOut = null;
|
|
GZIPOutputStream zipOut = null;
|
|
try {
|
|
byteOut = new ByteArrayOutputStream((int)(source.length()/2));
|
|
zipOut = new GZIPOutputStream(byteOut);
|
|
copy(source, zipOut);
|
|
zipOut.close();
|
|
return byteOut.toByteArray();
|
|
} finally {
|
|
if (zipOut != null) try { zipOut.close(); } catch (Exception e) {}
|
|
if (byteOut != null) try { byteOut.close(); } catch (Exception e) {}
|
|
}
|
|
}
|
|
|
|
public static void writeAndZip(byte[] source, File dest) throws IOException {
|
|
FileOutputStream fos = null;
|
|
try {
|
|
fos = new FileOutputStream(dest);
|
|
writeAndZip(source, fos);
|
|
} finally {
|
|
if (fos != null) try {fos.close();} catch (Exception e) {}
|
|
}
|
|
}
|
|
|
|
public static void writeAndZip(byte[] source, OutputStream dest) throws IOException {
|
|
GZIPOutputStream zipOut = null;
|
|
try {
|
|
zipOut = new GZIPOutputStream(dest);
|
|
write(source, zipOut);
|
|
zipOut.close();
|
|
} finally {
|
|
if (zipOut != null) try { zipOut.close(); } catch (Exception e) {}
|
|
}
|
|
}
|
|
|
|
public static void write(byte[] source, OutputStream dest) throws IOException {
|
|
copy(new ByteArrayInputStream(source), dest);
|
|
}
|
|
|
|
public static void write(byte[] source, File dest) throws IOException {
|
|
copy(new ByteArrayInputStream(source), dest);
|
|
}
|
|
|
|
public static HashSet loadList(File file) {
|
|
HashSet set = new HashSet();
|
|
BufferedReader br = null;
|
|
try {
|
|
br = new BufferedReader(new InputStreamReader(new FileInputStream(file)));
|
|
String line;
|
|
while ((line = br.readLine()) != null) {
|
|
line = line.trim();
|
|
if ((line.length() > 0) && (!(line.startsWith("#")))) set.add(line.trim().toLowerCase());
|
|
}
|
|
br.close();
|
|
} catch (IOException e) {
|
|
} finally {
|
|
if (br != null) try { br.close(); } catch (Exception e) {}
|
|
}
|
|
return set;
|
|
}
|
|
|
|
public static Map loadHashMap(File f) {
|
|
// load props
|
|
Properties prop = new Properties();
|
|
BufferedInputStream bufferedIn = null;
|
|
try {
|
|
prop.load(bufferedIn = new BufferedInputStream(new FileInputStream(f)));
|
|
} catch (IOException e1) {
|
|
System.err.println("ERROR: " + f.toString() + " not found in settings path");
|
|
prop = null;
|
|
} finally {
|
|
if (bufferedIn != null)try{bufferedIn.close();}catch(Exception e){}
|
|
}
|
|
return (Hashtable) prop;
|
|
}
|
|
|
|
public static void saveMap(File file, Map props, String comment) throws IOException {
|
|
PrintWriter pw = null;
|
|
File tf = new File(file.toString() + "." + (System.currentTimeMillis() % 1000));
|
|
pw = new PrintWriter(new BufferedOutputStream(new FileOutputStream(tf)));
|
|
pw.println("# " + comment);
|
|
Iterator i = props.entrySet().iterator();
|
|
String key, value;
|
|
Map.Entry entry;
|
|
while (i.hasNext()) {
|
|
entry = (Map.Entry) i.next();
|
|
key = (String) entry.getKey();
|
|
value = ((String) entry.getValue()).replaceAll("\n", "\\\\n");
|
|
pw.println(key + "=" + value);
|
|
}
|
|
pw.println("# EOF");
|
|
pw.close();
|
|
file.delete();
|
|
tf.renameTo(file);
|
|
}
|
|
|
|
public static Set loadSet(File file, int chunksize, boolean tree) throws IOException {
|
|
Set set = (tree) ? (Set) new TreeSet() : (Set) new HashSet();
|
|
byte[] b = read(file);
|
|
for (int i = 0; (i + chunksize) <= b.length; i++) {
|
|
set.add(new String(b, i, chunksize));
|
|
}
|
|
return set;
|
|
}
|
|
|
|
public static Set loadSet(File file, String sep, boolean tree) throws IOException {
|
|
Set set = (tree) ? (Set) new TreeSet() : (Set) new HashSet();
|
|
byte[] b = read(file);
|
|
StringTokenizer st = new StringTokenizer(new String(b, "UTF-8"), sep);
|
|
while (st.hasMoreTokens()) {
|
|
set.add(st.nextToken());
|
|
}
|
|
return set;
|
|
}
|
|
|
|
public static void saveSet(File file, Set set, String sep) throws IOException {
|
|
File tf = new File(file.toString() + "." + (System.currentTimeMillis() % 1000));
|
|
BufferedOutputStream bos = new BufferedOutputStream(new FileOutputStream(tf));
|
|
Iterator i = set.iterator();
|
|
String key;
|
|
if (i.hasNext()) {
|
|
key = i.next().toString();
|
|
bos.write(key.getBytes());
|
|
}
|
|
while (i.hasNext()) {
|
|
key = i.next().toString();
|
|
if (sep != null) bos.write(sep.getBytes());
|
|
bos.write(key.getBytes());
|
|
}
|
|
bos.close();
|
|
file.delete();
|
|
tf.renameTo(file);
|
|
}
|
|
|
|
public static void moveAll(File from_dir, File to_dir) {
|
|
if (!(from_dir.isDirectory())) return;
|
|
if (!(to_dir.isDirectory())) return;
|
|
String[] list = from_dir.list();
|
|
for (int i = 0; i < list.length; i++) (new File(from_dir, list[i])).renameTo(new File(to_dir, list[i]));
|
|
}
|
|
|
|
public static void main(String[] args) {
|
|
try {
|
|
writeAndZip("ein zwei drei, Zauberei".getBytes(), new File("zauberei.txt.gz"));
|
|
} catch (IOException e) {
|
|
e.printStackTrace();
|
|
}
|
|
}
|
|
}
|