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/*
* IzPack - Copyright 2001-2008 Julien Ponge, All Rights Reserved.
*
* http://izpack.org/ http://izpack.codehaus.org/
*
* Copyright 2004 Hani Suleiman
*
* Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software distributed under the License
* is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
* or implied. See the License for the specific language governing permissions and limitations under
* the License.
*/
package com.izforge.izpack.util;
import java.io.File;
import java.io.IOException;
/**
* This is a convienient class, which helps you to detect / identify the running OS/Distribution
*
* Created at: Date: Nov 9, 2004 Time: 8:53:22 PM
*
* @author hani, Marc.Eppelmann@reddot.de
*/
public final class OsVersion implements OsVersionConstants, StringConstants
{
//~ Static fields/initializers
// *******************************************************************************************************************************
/**
* OS_NAME = System.getProperty( "os.name" )
*/
public static final String OS_NAME = System.getProperty(OSNAME);
/**
* OS_ARCH = System.getProperty("os.arch")
*/
public static final String OS_ARCH = System.getProperty(OSARCH);
/**
* True if the processor is in the Intel x86 family.
*/
public static final boolean IS_X86 = StringTool.startsWithIgnoreCase(OS_ARCH, X86) ||
StringTool.startsWithIgnoreCase(OS_ARCH, I386);
/**
* True if the processor is in the PowerPC family.
*/
public static final boolean IS_PPC = StringTool.startsWithIgnoreCase(OS_ARCH, PPC);
/**
* True if the processor is in the SPARC family.
*/
public static final boolean IS_SPARC = StringTool.startsWithIgnoreCase(OS_ARCH, SPARC);
/**
* True if this is FreeBSD.
*/
public static final boolean IS_FREEBSD = StringTool.startsWithIgnoreCase(OS_NAME, FREEBSD);
/**
* True if this is Linux.
*/
public static final boolean IS_LINUX = StringTool.startsWithIgnoreCase(OS_NAME, LINUX);
/**
* True if this is HP-UX.
*/
public static final boolean IS_HPUX = StringTool.startsWithIgnoreCase(OS_NAME, HP_UX);
/**
* True if this is AIX.
*/
public static final boolean IS_AIX = StringTool.startsWithIgnoreCase(OS_NAME, AIX);
/**
* True if this is SunOS.
*/
public static final boolean IS_SUNOS = StringTool.startsWithIgnoreCase(OS_NAME, SUNOS) ||
StringTool.startsWithIgnoreCase(OS_NAME, SOLARIS);
/**
* True if this is SunOS / x86
*/
public static final boolean IS_SUNOS_X86 = IS_SUNOS && IS_X86;
/**
* True if this is SunOS / sparc
*/
public static final boolean IS_SUNOS_SPARC = IS_SUNOS && IS_SPARC;
/**
* True if this is OS/2.
*/
public static final boolean IS_OS2 = StringTool.startsWith(OS_NAME, OS_2);
/**
* True is this is Mac OS
*/
public static final boolean IS_MAC = StringTool.startsWith(OS_NAME, MAC);
/**
* True if this is the Mac OS X.
*/
public static final boolean IS_OSX = StringTool.startsWithIgnoreCase(OS_NAME, MACOSX);
/**
* True if this is Windows.
*/
public static final boolean IS_WINDOWS = StringTool.startsWith(OS_NAME, WINDOWS);
/**
* True if this is some variant of Unix (OSX, Linux, Solaris, FreeBSD, etc).
*/
public static final boolean IS_UNIX = !IS_OS2 && !IS_WINDOWS;
/**
* True if RedHat Linux was detected
*/
public static final boolean IS_REDHAT_LINUX = IS_LINUX
&& ((FileUtil.fileContains(getReleaseFileName(), REDHAT) || FileUtil.fileContains(getReleaseFileName(),
RED_HAT)));
/**
* True if Fedora Linux was detected
*/
public static final boolean IS_FEDORA_LINUX = IS_LINUX
&& FileUtil.fileContains(getReleaseFileName(), FEDORA);
/**
* True if Mandriva(Mandrake) Linux was detected
*/
public static final boolean IS_MANDRAKE_LINUX = IS_LINUX
&& FileUtil.fileContains(getReleaseFileName(), MANDRAKE);
/**
* True if Mandrake/Mandriva Linux was detected
*/
public static final boolean IS_MANDRIVA_LINUX = (IS_LINUX
&& FileUtil.fileContains(getReleaseFileName(), MANDRIVA)) || IS_MANDRAKE_LINUX;
/**
* True if SuSE Linux was detected
*/
public static final boolean IS_SUSE_LINUX = IS_LINUX
&& FileUtil.fileContains(getReleaseFileName(), SUSE, true); /* caseInsensitive , since 'SUSE' 10 */
/**
* True if Debian Linux or derived was detected
*/
public static final boolean IS_DEBIAN_LINUX = (IS_LINUX
&& FileUtil.fileContains(PROC_VERSION, DEBIAN)) || (IS_LINUX && new File("/etc/debian_version").exists());
// TODO detect the newcomer (K)Ubuntu */
//~ Methods
// **************************************************************************************************************************************************
/**
* Gets the etc Release Filename
*
* @return name of the file the release info is stored in for Linux distributions
*/
private static String getReleaseFileName()
{
String result = "";
File[] etcList = new File("/etc").listFiles();
if (etcList != null)
{
for (File etcEntry : etcList)
{
if (etcEntry.isFile())
{
if (etcEntry.getName().endsWith("-release"))
{
//match :-)
return result = etcEntry.toString();
}
}
}
}
return result;
}
/**
* Gets the Details of a Linux Distribution
*
* @return description string of the Linux distribution
*/
private static String getLinuxDistribution()
{
String result = null;
if (IS_SUSE_LINUX)
{
try
{
result = SUSE + SP + LINUX + NL + StringTool.stringArrayListToString(FileUtil.getFileContent(getReleaseFileName()));
}
catch (IOException e)
{
// TODO ignore
}
}
else if (IS_REDHAT_LINUX)
{
try
{
result = REDHAT + SP + LINUX + NL + StringTool.stringArrayListToString(FileUtil.getFileContent(getReleaseFileName()));
}
catch (IOException e)
{
// TODO ignore
}
}
else if (IS_FEDORA_LINUX)
{
try
{
result = FEDORA + SP + LINUX + NL
+ StringTool.stringArrayListToString(FileUtil.getFileContent(getReleaseFileName()));
}
catch (IOException e)
{
// TODO ignore
}
}
else if (IS_MANDRAKE_LINUX)
{
try
{
result = MANDRAKE + SP + LINUX + NL
+ StringTool.stringArrayListToString(FileUtil.getFileContent(getReleaseFileName()));
}
catch (IOException e)
{
// TODO ignore
}
}
else if (IS_MANDRIVA_LINUX)
{
try
{
result = MANDRIVA + SP + LINUX + NL
+ StringTool.stringArrayListToString(FileUtil.getFileContent(getReleaseFileName()));
}
catch (IOException e)
{
// TODO ignore
}
}
else if (IS_DEBIAN_LINUX)
{
try
{
result = DEBIAN + SP + LINUX + NL
+ StringTool.stringArrayListToString(FileUtil.getFileContent("/etc/debian_version"));
}
catch (IOException e)
{
// TODO ignore
}
}
else
{
try
{
result = "Unknown Linux Distribution\n"
+ StringTool.stringArrayListToString(FileUtil.getFileContent(getReleaseFileName()));
}
catch (IOException e)
{
// TODO ignore
}
}
return result;
}
/**
* returns a String which contains details of known OSs
*
* @return the details
*/
public static String getOsDetails()
{
StringBuffer result = new StringBuffer();
result.append("OS_NAME=").append(OS_NAME).append(NL);
if (IS_UNIX)
{
if (IS_LINUX)
{
result.append(getLinuxDistribution()).append(NL);
}
else
{
try
{
result.append(FileUtil.getFileContent(getReleaseFileName())).append(NL);
}
catch (IOException e)
{
Debug.log("Unable to get release file contents in 'getOsDetails'.");
}
}
}
if (IS_WINDOWS)
{
result.append(System.getProperty(OSNAME)).append(SP).append(System.getProperty("sun.os.patch.level", "")).append(NL);
}
return result.toString();
}
/**
* Testmain
*
* @param args Commandline Args
*/
public static void main(String[] args)
{
System.out.println(getOsDetails());
}
}
