org.eclipse.mylyn.reviews.r4e.report/src/org/eclipse/mylyn/reviews/r4e/report/internal/util/OSPLATFORM.java

/*******************************************************************************
 * Copyright (c) 2010, 2012 Ericsson
 * 
 * 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
 * 
 * Description:
 * 
 * Contributors:
 *   Jacques Bouthillier - Initial Implementation to define the Operating system 
 *******************************************************************************/
package org.eclipse.mylyn.reviews.r4e.report.internal.util;

import java.io.File;
import java.util.Map.Entry;

import org.eclipse.core.runtime.Platform;


public final class OSPLATFORM {

	// ------------------------------------------------------------------------
	// Constants
	// ------------------------------------------------------------------------

	// Separator among files
	private static final String	FILE_PATH_SEPARATOR					= File.pathSeparator;

	private static final char	FILE_PATH_SEPARATOR_CHAR			= File.pathSeparatorChar;

	// Separator between file elements (directory and file names)
	private static final String	FILE_ELEMENT_SEPARATOR				= File.separator;

	private static final char	FILE_ELEMENT_SEPARATOR_CHAR			= File.separatorChar;

	public static final String		FFILE_ELEMENT_SEPARATOR_PORTABLE		= "/";

	private static final boolean	IS_FILE_ELEMENT_SEPARATOR_PORTABLE	= FFILE_ELEMENT_SEPARATOR_PORTABLE
																			.equals(FILE_ELEMENT_SEPARATOR);

	// ------------------------------------------------------------------------
	// Variables
	// ------------------------------------------------------------------------
	public static final String		FNAME								= System.getProperty("os.name");

	public static final OSTYPE		FTYPE								= OSTYPE.resolveOSNameToOSType(FNAME);

	// ------------------------------------------------------------------------
	// Constructors
	// ------------------------------------------------------------------------
	private OSPLATFORM() {
	}

	// ------------------------------------------------------------------------
	// Methods
	// ------------------------------------------------------------------------
	public enum OSTYPE {
		WINDOWS {
			@Override
			protected OSTYPE match(String name) {
				OSTYPE type = null;
				// String OSREGEX = new String("(.*(?i)Windows.*)");
				// if (name.matches(OSREGEX)) {
				// type = WINDOWS;
				// }
				if (Platform.getOS().matches(Platform.OS_WIN32)) {
					type = WINDOWS;
				}
				return type;
			}
		}, //
		LINUX {
			@Override
			protected OSTYPE match(String name) {
				OSTYPE type = null;
				// String OSREGEX = new String("(.*(?i)Linux.*)");
				// if (name.matches(OSREGEX)) {
				// type = LINUX;
				// }
				if (Platform.getOS().matches(Platform.OS_LINUX)) {
					type = LINUX;
				}
				return type;
			}
		}, // 
		SOLARIS {
			@Override
			protected OSTYPE match(String name) {
				OSTYPE type = null;
				// String OSREGEX = new String("(.*(?i)Solaris.*)");
				// String OSREGEX = new String("(.*(?i)SunOS.*)");
				// if (name.matches(OSREGEX)) {
				// type = SOLARIS;
				// }
				if (Platform.getOS().matches(Platform.OS_SOLARIS)) {
					type = SOLARIS;
				}
				return type;
			}
		},
		MAC {
			@Override
			protected OSTYPE match(String name) {
				OSTYPE type = null;

				if (Platform.getOS().matches(Platform.OS_MACOSX)) {
					type = MAC;
				}
				return type;
			}
		};
		
		protected abstract OSTYPE match(String name);

		// Internal Helper
		protected static OSTYPE resolveOSNameToOSType(String aName) {
			// System.out.println("***** os.name: " +
			// System.getProperty("os.name"));
			// System.out.println("Platform OS: " +
			// Platform.getOS() +
			// "\t arch: " +
			// Platform.getOSArch() +
			// "\t Workstation: " +
			// Platform.getWS());
			OSTYPE type = null;
			for (OSTYPE t : OSTYPE.values()) {
				type = t.match(aName);
				if (type != null)
					break;
			}
			return type;
		}

		//
		// Publish methods
		//

		public boolean isWindowsOS() {
			return this == WINDOWS;
		}

		public boolean isLinuxOS() {
			return this == LINUX;
		}

		public boolean isSolarisOS() {
			return this == SOLARIS;
		}
		
		public boolean isMacOS() {
			return this == MAC;
		}
	} // enum




	/**
	 * @param args
	 */
	public static void main(String[] args) {

		for (Entry<Object, Object> pair : System.getProperties().entrySet()) {
			System.out.println(pair.getKey() + " [" + pair.getValue() + "]");
		}

		//

		System.out.println("main() OS Name [" + OSPLATFORM.FNAME + "]");
		System.out.println("main() OS Type [" + OSPLATFORM.FTYPE + "]");

		System.out.println("main() Windows/Linux/Solaris "
 + OSPLATFORM.FTYPE.isWindowsOS() + "/"
				+ OSPLATFORM.FTYPE.isLinuxOS() + "/" + OSPLATFORM.FTYPE.isSolarisOS());

		//

		System.out.println("main() File Path separator ["
				+ OSPLATFORM.FILE_PATH_SEPARATOR + "] char ["
				+ OSPLATFORM.FILE_PATH_SEPARATOR_CHAR + "]");
		System.out.println("main() File Element separator ["
				+ OSPLATFORM.FILE_ELEMENT_SEPARATOR + "] char ["
				+ OSPLATFORM.FILE_ELEMENT_SEPARATOR_CHAR + "] Portable "
				+ OSPLATFORM.IS_FILE_ELEMENT_SEPARATOR_PORTABLE);

	}

}