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/*******************************************************************************
* Copyright (c) 2003, 2009 IBM Corporation and others.
* 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:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.core.runtime.internal.adaptor;
import java.util.*;
import org.eclipse.osgi.framework.internal.core.FrameworkProperties;
import org.eclipse.osgi.service.environment.Constants;
import org.eclipse.osgi.service.environment.EnvironmentInfo;
import org.eclipse.osgi.util.NLS;
/**
* Internal class.
*/
public class EclipseEnvironmentInfo implements EnvironmentInfo {
private static EclipseEnvironmentInfo singleton;
private static String nl;
private static String os;
private static String ws;
private static String arch;
private volatile static String[] allArgs;
private volatile static String[] frameworkArgs;
private volatile static String[] appArgs;
// While we recognize the SunOS operating system, we change
// this internally to be Solaris.
private static final String INTERNAL_OS_SUNOS = "SunOS"; //$NON-NLS-1$
private static final String INTERNAL_OS_LINUX = "Linux"; //$NON-NLS-1$
private static final String INTERNAL_OS_MACOSX = "Mac OS"; //$NON-NLS-1$
private static final String INTERNAL_OS_AIX = "AIX"; //$NON-NLS-1$
private static final String INTERNAL_OS_HPUX = "HP-UX"; //$NON-NLS-1$
private static final String INTERNAL_OS_QNX = "QNX"; //$NON-NLS-1$
private static final String INTERNAL_OS_OS400 = "OS/400"; //$NON-NLS-1$
private static final String INTERNAL_OS_OS390 = "OS/390"; //$NON-NLS-1$
private static final String INTERNAL_OS_ZOS = "z/OS"; //$NON-NLS-1$
// While we recognize the i386 architecture, we change
// this internally to be x86.
private static final String INTERNAL_ARCH_I386 = "i386"; //$NON-NLS-1$
// While we recognize the amd64 architecture, we change
// this internally to be x86_64.
private static final String INTERNAL_AMD64 = "amd64"; //$NON-NLS-1$
private EclipseEnvironmentInfo() {
super();
setupSystemContext();
}
public static EclipseEnvironmentInfo getDefault() {
if (singleton == null)
singleton = new EclipseEnvironmentInfo();
return singleton;
}
public boolean inDevelopmentMode() {
return FrameworkProperties.getProperty("osgi.dev") != null; //$NON-NLS-1$
}
public boolean inDebugMode() {
return FrameworkProperties.getProperty("osgi.debug") != null; //$NON-NLS-1$
}
public String[] getCommandLineArgs() {
return allArgs;
}
public String[] getFrameworkArgs() {
return frameworkArgs;
}
public String[] getNonFrameworkArgs() {
return appArgs;
}
public String getOSArch() {
return arch;
}
public String getNL() {
return nl;
}
public String getOS() {
return os;
}
public String getWS() {
return ws;
}
/**
* Initializes the execution context for this run of the platform. The context
* includes information about the locale, operating system and window system.
*
* NOTE: The OS, WS, and ARCH values should never be null. The executable should
* be setting these values and therefore this code path is obsolete for Eclipse
* when run from the executable.
*/
private static void setupSystemContext() {
// if the user didn't set the locale with a command line argument then use the default.
nl = FrameworkProperties.getProperty("osgi.nl"); //$NON-NLS-1$
if (nl != null) {
StringTokenizer tokenizer = new StringTokenizer(nl, "_"); //$NON-NLS-1$
int segments = tokenizer.countTokens();
try {
Locale userLocale = null;
switch (segments) {
case 1 :
// use the 2 arg constructor to maintain compatibility with 1.3.1
userLocale = new Locale(tokenizer.nextToken(), ""); //$NON-NLS-1$
break;
case 2 :
userLocale = new Locale(tokenizer.nextToken(), tokenizer.nextToken());
break;
case 3 :
userLocale = new Locale(tokenizer.nextToken(), tokenizer.nextToken(), tokenizer.nextToken());
break;
default :
// if the user passed us in a bogus value then log a message and use the default
System.err.println(NLS.bind(EclipseAdaptorMsg.error_badNL, nl));
userLocale = Locale.getDefault();
break;
}
Locale.setDefault(userLocale);
// TODO what the heck is this for?? why not just use osgi.nl
FrameworkProperties.setProperty("osgi.nl.user", nl); //$NON-NLS-1$
} catch (NoSuchElementException e) {
// fall through and use the default
}
}
nl = Locale.getDefault().toString();
FrameworkProperties.setProperty("osgi.nl", nl); //$NON-NLS-1$
// if the user didn't set the operating system with a command line
// argument then use the default.
os = FrameworkProperties.getProperty("osgi.os"); //$NON-NLS-1$
if (os == null) {
os = guessOS(FrameworkProperties.getProperty("os.name"));//$NON-NLS-1$);
FrameworkProperties.setProperty("osgi.os", os); //$NON-NLS-1$
}
// if the user didn't set the window system with a command line
// argument then use the default.
ws = FrameworkProperties.getProperty("osgi.ws"); //$NON-NLS-1$
if (ws == null) {
ws = guessWS(os);
FrameworkProperties.setProperty("osgi.ws", ws); //$NON-NLS-1$
}
// if the user didn't set the system architecture with a command line
// argument then use the default.
arch = FrameworkProperties.getProperty("osgi.arch"); //$NON-NLS-1$
if (arch == null) {
String name = FrameworkProperties.getProperty("os.arch");//$NON-NLS-1$
// Map i386 architecture to x86
if (name.equalsIgnoreCase(INTERNAL_ARCH_I386))
arch = Constants.ARCH_X86;
// Map amd64 architecture to x86_64
else if (name.equalsIgnoreCase(INTERNAL_AMD64))
arch = Constants.ARCH_X86_64;
else
arch = name;
FrameworkProperties.setProperty("osgi.arch", arch); //$NON-NLS-1$
}
}
public static void setAllArgs(String[] allArgs) {
// do not check if this is set already to allow arguments to change when multiple applications are launched
EclipseEnvironmentInfo.allArgs = allArgs;
}
public static void setAppArgs(String[] appArgs) {
// do not check if this is set already to allow arguments to change when multiple applications are launched
EclipseEnvironmentInfo.appArgs = appArgs;
}
public static void setFrameworkArgs(String[] frameworkArgs) {
// do not check if this is set already to allow arguments to change when multiple applications are launched
EclipseEnvironmentInfo.frameworkArgs = frameworkArgs;
}
public static String guessWS(String os) {
// setup default values for known OSes if nothing was specified
if (os.equals(Constants.OS_WIN32))
return Constants.WS_WIN32;
if (os.equals(Constants.OS_LINUX))
return Constants.WS_GTK;
if (os.equals(Constants.OS_MACOSX))
return Constants.WS_COCOA;
if (os.equals(Constants.OS_HPUX))
return Constants.WS_MOTIF;
if (os.equals(Constants.OS_AIX))
return Constants.WS_MOTIF;
if (os.equals(Constants.OS_SOLARIS))
return Constants.WS_GTK;
if (os.equals(Constants.OS_QNX))
return Constants.WS_PHOTON;
return Constants.WS_UNKNOWN;
}
public static String guessOS(String osName) {
// check to see if the OS name is "Windows 98" or some other
// flavour which should be converted to win32.
if (osName.regionMatches(true, 0, Constants.OS_WIN32, 0, 3))
return Constants.OS_WIN32;
// EXCEPTION: All mappings of SunOS convert to Solaris
if (osName.equalsIgnoreCase(INTERNAL_OS_SUNOS))
return Constants.OS_SOLARIS;
if (osName.equalsIgnoreCase(INTERNAL_OS_LINUX))
return Constants.OS_LINUX;
if (osName.equalsIgnoreCase(INTERNAL_OS_QNX))
return Constants.OS_QNX;
if (osName.equalsIgnoreCase(INTERNAL_OS_AIX))
return Constants.OS_AIX;
if (osName.equalsIgnoreCase(INTERNAL_OS_HPUX))
return Constants.OS_HPUX;
if (osName.equalsIgnoreCase(INTERNAL_OS_OS400))
return Constants.OS_OS400;
if (osName.equalsIgnoreCase(INTERNAL_OS_OS390))
return Constants.OS_OS390;
if (osName.equalsIgnoreCase(INTERNAL_OS_ZOS))
return Constants.OS_ZOS;
// os.name on Mac OS can be either Mac OS or Mac OS X
if (osName.regionMatches(true, 0, INTERNAL_OS_MACOSX, 0, INTERNAL_OS_MACOSX.length()))
return Constants.OS_MACOSX;
return Constants.OS_UNKNOWN;
}
public String getProperty(String key) {
return FrameworkProperties.getProperty(key);
}
public String setProperty(String key, String value) {
return FrameworkProperties.setProperty(key, value);
}
}
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