/* $Id: JavaRuntimeUtility.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:
* bobtarling
*****************************************************************************
*
* Some portions of this file was previously release using the BSD License:
*/
// Copyright (c) 2008 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
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// UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
package org.argouml.util;
/**
* Some utility methods to simplify tests of what Java Runtime is currently in
* use.
*/
public class JavaRuntimeUtility {
/**
* Determine if the java runtime found is supported by the current version
* of ArgoUML.
*
* @return true if the version of Java is supported
*/
public static boolean isJreSupported() {
String javaVersion = System.getProperty("java.version", "");
return (!(javaVersion.startsWith("1.4")
|| javaVersion.startsWith("1.3")
|| javaVersion.startsWith("1.2")
|| javaVersion.startsWith("1.1")));
}
/**
* Determine if the java runtime found is JRE 5
* <p>Note that plugins should not rely on this method existing in
* it is likely to be removed without deprecation as soon as JRE 5 is
* no longer supported.
*
* @return true if we're running on JRE 5
*/
public static boolean isJre5() {
String javaVersion = System.getProperty("java.version", "");
return (javaVersion.startsWith("1.5"));
}
/**
* Get the JRE version described in system properties
* @return the JRE version
*/
public static String getJreVersion() {
return System.getProperty("java.version", "");
}
}