/* $Id: Tools.java 17887 2010-01-12 21:17:18Z linus $
*****************************************************************************
* Copyright (c) 2009 Contributors - see below
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* tfmorris
*****************************************************************************
*
* Some portions of this file was previously release using the BSD License:
*/
// Copyright (c) 1996-2006 The Regents of the University of California. All
// Rights Reserved. Permission to use, copy, modify, and distribute this
// software and its documentation without fee, and without a written
// agreement is hereby granted, provided that the above copyright notice
// and this paragraph appear in all copies. This software program and
// documentation are copyrighted by The Regents of the University of
// California. The software program and documentation are supplied "AS
// IS", without any accompanying services from The Regents. The Regents
// does not warrant that the operation of the program will be
// uninterrupted or error-free. The end-user understands that the program
// was developed for research purposes and is advised not to rely
// exclusively on the program for any reason. IN NO EVENT SHALL THE
// UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR DIRECT, INDIRECT,
// SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, INCLUDING LOST PROFITS,
// ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF
// THE UNIVERSITY OF CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF
// SUCH DAMAGE. THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY
// WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE
// PROVIDED HEREUNDER IS ON AN "AS IS" BASIS, AND THE UNIVERSITY OF
// CALIFORNIA HAS NO OBLIGATIONS TO PROVIDE MAINTENANCE, SUPPORT,
// UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
package org.argouml.util;
import java.io.BufferedReader;
import java.io.File;
import java.io.IOException;
import java.io.StringReader;
import java.util.Locale;
import javax.xml.parsers.SAXParserFactory;
import org.apache.log4j.Logger;
import org.argouml.i18n.Translator;
/**
* Some tools thrown together...
*
*/
public class Tools {
/**
* Logger.
*/
private static final Logger LOG = Logger.getLogger(Tools.class);
private static final String[] PACKAGELIST =
new String[]{
"org.argouml.application",
// TODO: The following is MDR specific. We need something generic
// to all Model subsystems - tfm 20070716
"org.netbeans.mdr",
"org.tigris.gef.base",
"org.xml.sax",
"java.lang",
"org.apache.log4j",
};
private static void getComponentVersionInfo(StringBuffer sb, String pn) {
sb.append(Translator.localize("label.package")).append(": ");
sb.append(pn);
sb.append('\n');
Package pkg = Package.getPackage(pn);
if (pkg == null) {
sb.append(Translator.localize("label.no-version"));
} else {
String in = pkg.getImplementationTitle();
if (in != null) {
sb.append(Translator.localize("label.component"));
sb.append(": ");
sb.append(in);
}
in = pkg.getImplementationVendor();
if (in != null) {
sb.append(Translator.localize("label.by"));
sb.append(": ");
sb.append(in);
}
in = pkg.getImplementationVersion();
if (in != null) {
sb.append(", ");
sb.append(Translator.localize("label.version"));
sb.append(" ");
sb.append(in);
sb.append('\n');
}
}
sb.append('\n');
}
/**
* @return a String containing the version information
*/
public static String getVersionInfo() {
try {
// class preloading, so packages are there...
Class cls = org.tigris.gef.base.Editor.class;
cls = org.xml.sax.AttributeList.class;
cls = org.apache.log4j.Logger.class;
// TODO: The following is MDR specific. We need something generic
// to all Model subsystems - tfm 20070716
try {
cls = Class.forName("org.netbeans.api.mdr.MDRManager");
} catch (ClassNotFoundException e) {
// ignore
}
StringBuffer sb = new StringBuffer();
String saxFactory =
System.getProperty("javax.xml.parsers.SAXParserFactory");
if (saxFactory != null) {
Object[] msgArgs = {
saxFactory,
};
sb.append(Translator.messageFormat("label.sax-factory1",
msgArgs));
}
Object saxObject = null;
try {
saxObject = SAXParserFactory.newInstance();
Object[] msgArgs = {
saxObject.getClass().getName(),
};
sb.append(Translator.messageFormat("label.sax-factory2",
msgArgs));
sb.append("\n");
} catch (Exception ex) {
sb.append(Translator.localize("label.error-sax-factory"));
}
for (int i = 0; i < PACKAGELIST.length; i++) {
getComponentVersionInfo(sb, PACKAGELIST[i]);
}
if (saxObject != null) {
// ...getPackage() can return null's, so we have to
// cater for this:
Package pckg = saxObject.getClass().getPackage();
if (pckg != null) {
getComponentVersionInfo(sb, pckg.getName());
}
}
sb.append("\n");
sb.append(Translator.localize("label.os"));
sb.append(System.getProperty("os.name", "unknown"));
sb.append('\n');
sb.append(Translator.localize("label.os-version"));
sb.append(System.getProperty("os.version", "unknown"));
sb.append('\n');
sb.append(Translator.localize("label.language"));
sb.append(Locale.getDefault().getLanguage());
sb.append('\n');
sb.append(Translator.localize("label.country"));
sb.append(Locale.getDefault().getCountry());
sb.append('\n');
sb.append('\n');
return sb.toString();
} catch (Exception e) {
return e.toString();
}
}
/**
* Print out some version info for debugging.
*/
public static void logVersionInfo() {
BufferedReader r =
new BufferedReader(new StringReader(getVersionInfo()));
try {
while (true) {
String s = r.readLine();
if (s == null) {
break;
}
LOG.info(s);
}
} catch (IOException ioe) { }
}
/**
* Gets the file extension of a file.
*
* @param file the File to examine
* @return extension including the dot, or null
*/
public static String getFileExtension(File file) {
String ext = null;
String s = file.getName();
int i = s.lastIndexOf('.');
if (i > 0) {
ext = s.substring(i).toLowerCase();
}
return ext;
}
}