/*******************************************************************************
* CogTool Copyright Notice and Distribution Terms
* CogTool 1.3, Copyright (c) 2005-2013 Carnegie Mellon University
* This software is distributed under the terms of the FSF Lesser
* Gnu Public License (see LGPL.txt).
*
* CogTool 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.
*
* CogTool 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 CogTool; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
* CogTool makes use of several third-party components, with the
* following notices:
*
* Eclipse SWT version 3.448
* Eclipse GEF Draw2D version 3.2.1
*
* Unless otherwise indicated, all Content made available by the Eclipse
* Foundation is provided to you under the terms and conditions of the Eclipse
* Public License Version 1.0 ("EPL"). A copy of the EPL is provided with this
* Content and is also available at http://www.eclipse.org/legal/epl-v10.html.
*
* CLISP version 2.38
*
* Copyright (c) Sam Steingold, Bruno Haible 2001-2006
* This software is distributed under the terms of the FSF Gnu Public License.
* See COPYRIGHT file in clisp installation folder for more information.
*
* ACT-R 6.0
*
* Copyright (c) 1998-2007 Dan Bothell, Mike Byrne, Christian Lebiere &
* John R Anderson.
* This software is distributed under the terms of the FSF Lesser
* Gnu Public License (see LGPL.txt).
*
* Apache Jakarta Commons-Lang 2.1
*
* This product contains software developed by the Apache Software Foundation
* (http://www.apache.org/)
*
* jopt-simple version 1.0
*
* Copyright (c) 2004-2013 Paul R. Holser, Jr.
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
* Mozilla XULRunner 1.9.0.5
*
* The contents of this file are subject to the Mozilla Public License
* Version 1.1 (the "License"); you may not use this file except in
* compliance with the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/.
* Software distributed under the License is distributed on an "AS IS"
* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
* License for the specific language governing rights and limitations
* under the License.
*
* The J2SE(TM) Java Runtime Environment version 5.0
*
* Copyright 2009 Sun Microsystems, Inc., 4150
* Network Circle, Santa Clara, California 95054, U.S.A. All
* rights reserved. U.S.
* See the LICENSE file in the jre folder for more information.
******************************************************************************/
package edu.cmu.cs.hcii.cogtool.util;
/**
* Utility functions to resolve operating system specific functionality
*
* @author alexeiser
*/
public class OSUtils
{
protected static final String WINDOWS_CLASS = "WindowsPlatform";
protected static final String MACOSX_CLASS = "MacOSXPlatform";
static protected final String javaVersion =
System.getProperty("java.version");
static protected final String javaVendor =
System.getProperty("java.vendor");
static protected final String operatingSystemVersion =
System.getProperty("os.version");
static protected final String operatingSystemName =
System.getProperty("os.name");
static public final boolean WINDOWS =
(operatingSystemName.toLowerCase().indexOf("windows") > -1);
static public final boolean MACOSX =
operatingSystemName.toLowerCase().equals("mac os x");
protected static final Platform platform;
static {
String className = "edu.cmu.cs.hcii.cogtool.util.";
if (WINDOWS) {
className += WINDOWS_CLASS;
}
else if (MACOSX) {
className += MACOSX_CLASS;
}
else {
throw new IllegalStateException("Unsupported platform: " +
operatingSystemName);
}
Exception exceptionDetected = null;
Platform result = null;
try {
result = (Platform)Class.forName(className).newInstance();
}
catch (ClassNotFoundException e) {
exceptionDetected = e;
}
catch (InstantiationException e) {
exceptionDetected = e;
}
catch (IllegalAccessException e) {
exceptionDetected = e;
}
platform = result;
if (exceptionDetected != null) {
IllegalStateException exceptionToThrow =
new IllegalStateException("Can't create IPlatform object");
exceptionToThrow.initCause(exceptionDetected);
throw exceptionToThrow;
}
}
public static Platform getPlatform()
{
return platform;
}
public static boolean supportCogTool()
{
// Fail for versions of Java that we know will not work
if (javaVersion.startsWith("1.0") ||
javaVersion.startsWith("1.1") ||
javaVersion.startsWith("1.2") ||
javaVersion.startsWith("1.3") ||
javaVersion.startsWith("1.4"))
{
return false;
}
// Otherwise assume CogTool will work, until proven otherwise
return true;
}
/**
* Checks whether the current operating system can render SVG
* @return true if SVGs can be redered; false otherwise
*/
public static boolean supportSVG()
{
if (MACOSX) {
// We know that Mac OS X < 10.4 is not going to work
//if (operatingSystemVersion.startsWith("10.3")) {
return false;
//}
}
// Otherwise we assume that SVG support works, until proven otherwise
return true;
}
/**
* Checks if CogTool is running on a Mac with an Intel processor
* @return true if running on a Mac with an Intel processor
*/
public static boolean isIntelMac()
{
if (MACOSX) {
String osArch = System.getProperty("os.arch");
if (osArch.toLowerCase().equals("i386")) {
return true;
}
else {
return false;
}
}
return false;
}
public static String runtimeDescription()
{
return (operatingSystemName +
", version " + operatingSystemVersion +
", JVM " + javaVersion +
" (" + javaVendor + ")");
}
// Prevent instantiation
private OSUtils()
{
}
}