/*---------------- FILE HEADER ------------------------------------------
This file is part of deegree.
Copyright (C) 2001-2006 by:
EXSE, Department of Geography, University of Bonn
http://www.giub.uni-bonn.de/deegree/
lat/lon GmbH
http://www.lat-lon.de
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
Contact:
Andreas Poth
lat/lon GmbH
Aennchenstr. 19
53115 Bonn
Germany
E-Mail: poth@lat-lon.de
Prof. Dr. Klaus Greve
Department of Geography
University of Bonn
Meckenheimer Allee 166
53115 Bonn
Germany
E-Mail: greve@giub.uni-bonn.de
---------------------------------------------------------------------------*/
package org.deegree.framework.util;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.RandomAccessFile;
import java.net.URL;
/**
* the class offeres several static methods for handling file access
*
*
* @version $Revision: 1.1 $
* @author <a href="mailto:poth@lat-lon.de">Andreas Poth</a>
* @author last edited by: $Author: poth $
*
* @version 1.0. $Revision: 1.1 $, $Date: 2006/10/17 20:31:19 $
*
* @since 2.0
*/
public class FileUtils {
/**
* writes the the passed string to a file created using the
* passed file name
*
* @param fileName
* @param data
* @throws IOException
*/
public static final void writeToFile(String fileName, String data) throws IOException {
FileOutputStream fos = new FileOutputStream( fileName );
fos.write( data.getBytes() );
fos.close();
}
/**
* appends the passed string to the file identified by the passed name. If the
* file does not exist an exception will be thrown.
*
* @param fileName
* @param data
* @throws IOException
*/
public static final void appendsToFile(String fileName, String data) throws IOException {
File file = new File( fileName );
if ( !file.exists() ) {
throw new IOException( "file: " + fileName + " does not exist" );
}
RandomAccessFile raf = new RandomAccessFile( file, "rw" );
raf.seek( raf.length() );
raf.writeChars( data );
raf.close();
}
public static StringBuffer readTextFile(File file) throws IOException {
return readTextFile( file.toURL() );
}
public static StringBuffer readTextFile(URL url) throws IOException {
return readTextFile( url.openStream() );
}
public static StringBuffer readTextFile(InputStream is) throws IOException {
StringBuffer sb = new StringBuffer( 10000 );
int c = 0;
while ( ( c = is.read() ) > -1 ) {
sb.append( (char)c );
}
is.close();
return sb;
}
}
/* ********************************************************************
Changes to this class. What the people have been up to:
$Log: FileUtils.java,v $
Revision 1.1 2006/10/17 20:31:19 poth
*** empty log message ***
Revision 1.6 2006/09/27 14:23:38 poth
methods for reading files
Revision 1.5 2006/07/12 14:46:17 poth
comment footer added
********************************************************************** */