/*
* TV-Browser
* Copyright (C) 04-2003 Martin Oberhauser (darras@users.sourceforge.net)
*
* 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.
*
* CVS information:
* $RCSfile$
* $Source$
* $Date: 2010-06-28 19:33:48 +0200 (Mon, 28 Jun 2010) $
* $Author: bananeweizen $
* $Revision: 6662 $
*/
package primarydatamanager.mirrorupdater.config;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.util.Properties;
import java.util.logging.Logger;
import primarydatamanager.mirrorupdater.UpdateException;
import primarydatamanager.mirrorupdater.data.DataSource;
import primarydatamanager.mirrorupdater.data.DataTarget;
import primarydatamanager.mirrorupdater.data.FileDataSource;
import primarydatamanager.mirrorupdater.data.FileDataTarget;
import primarydatamanager.mirrorupdater.data.FtpDataTarget;
import primarydatamanager.mirrorupdater.data.HttpDataSource;
/**
*
*
* @author Til Schneider, www.murfman.de
*/
public class PropertiesConfiguration implements Configuration {
private static final Logger mLog = Logger.getLogger(PropertiesConfiguration.class.getName());
private static final String PRIMARY_SERVER_URL = "http://www.tvbrowser.org";
private DataSource mDataSource;
private DataTarget mDataTarget;
private String[] mChannelgroups;
public PropertiesConfiguration(String propertiesFileName)
throws UpdateException
{
// Load the properties file
Properties prop = new Properties();
FileInputStream stream = null;
try {
stream = new FileInputStream(propertiesFileName);
prop.load(stream);
}
catch (IOException exc) {
throw new UpdateException("Loading properties file failed: "
+ propertiesFileName, exc);
}
finally {
if (stream != null) {
try { stream.close(); } catch (IOException exc) {}
}
}
// Init the data source
try {
String type = getProperty(prop, "dataSource.type", "http");
if (type.equals("http")) {
String url = getProperty(prop, "dataSource.url", getPrimaryServerUrl());
mDataSource = new HttpDataSource(url);
} else if (type.equals("file")) {
String dir = getProperty(prop, "dataSource.dir");
mDataSource = new FileDataSource(new File(dir));
} else {
throw new UpdateException("dataSource.type must be either 'http' or 'file'");
}
}
catch (Exception exc) {
throw new UpdateException("Error initializing data source from "
+ "properties file: " + propertiesFileName, exc);
}
// Init the data target
try {
String type = getProperty(prop, "dataTarget.type", "ftp");
if (type.equals("ftp")) {
String url = getProperty(prop, "dataTarget.url");
String path = getProperty(prop, "dataTarget.path", "tvdata");
int port = getIntProperty(prop, "dataTarget.port", 21);
String user = getProperty(prop, "dataTarget.user");
String password = getProperty(prop, "dataTarget.password");
mDataTarget = new FtpDataTarget(url, path, port, user, password);
} else if (type.equals("file")) {
String dir = getProperty(prop, "dataTarget.dir");
mDataTarget = new FileDataTarget(new File(dir));
} else {
throw new UpdateException("dataTarget.type must be either 'ftp' or 'file'");
}
}
catch (Exception exc) {
throw new UpdateException("Error initializing data target from "
+ "properties file: " + propertiesFileName, exc);
}
// Get the channel groups
String s = prop.getProperty("groups");
if (s==null) {
mChannelgroups=null;
}
else {
mChannelgroups=s.split(":");
}
}
private String getProperty(Properties prop, String key, String defaultValue) {
String value = prop.getProperty(key);
if (value == null) {
mLog.fine("Property '" + key + "' not set. Using " + defaultValue);
return defaultValue;
} else {
return value;
}
}
private String getProperty(Properties prop, String key)
throws UpdateException
{
String value = prop.getProperty(key);
if (value == null) {
throw new UpdateException("Property '" + key + "' not set");
} else {
return value;
}
}
private int getIntProperty(Properties prop, String key, int defaultValue)
throws UpdateException
{
String value = prop.getProperty(key);
if (value == null) {
mLog.fine("Property '" + key + "' not set. Using " + defaultValue);
return defaultValue;
} else {
value = value.trim();
try {
return Integer.parseInt(value);
}
catch (Exception exc) {
throw new UpdateException("Property '" + key + "' must be a number: '"
+ value + "'", exc);
}
}
}
public DataSource getDataSource() {
return mDataSource;
}
public DataTarget getDataTarget() {
return mDataTarget;
}
public String getPrimaryServerUrl() {
return PRIMARY_SERVER_URL;
}
public String[] getChannelgroups() {
return mChannelgroups;
}
}