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/*
* The Apache Software License, Version 1.1
*
* Copyright (c) 2001-2003 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution, if
* any, must include the following acknowlegement:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowlegement may appear in the software itself,
* if and wherever such third-party acknowlegements normally appear.
*
* 4. The names "Ant" and "Apache Software
* Foundation" must not be used to endorse or promote products derived
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*/
package org.apache.maven.it.util;
import java.util.Locale;
/**
* Condition that tests the OS type.
*
* @author Stefan Bodewig
* @author Magesh Umasankar
* @author Brian Fox
* @since 1.0
* @version $Revision$
*/
public class Os
{
// define the families for easier reference
public static final String FAMILY_DOS = "dos";
public static final String FAMILY_MAC = "mac";
public static final String FAMILY_NETWARE = "netware";
public static final String FAMILY_OS2 = "os/2";
public static final String FAMILY_TANDEM = "tandem";
public static final String FAMILY_UNIX = "unix";
public static final String FAMILY_WINDOWS = "windows";
public static final String FAMILY_WIN9X = "win9x";
public static final String FAMILY_ZOS = "z/os";
public static final String FAMILY_OS400 = "os/400";
public static final String FAMILY_OPENVMS = "openvms";
// get the current info
private static final String PATH_SEP = System.getProperty( "path.separator" );
public static final String OS_NAME = System.getProperty( "os.name" ).toLowerCase( Locale.US );
public static final String OS_ARCH = System.getProperty( "os.arch" ).toLowerCase( Locale.US );
public static final String OS_VERSION = System.getProperty( "os.version" ).toLowerCase( Locale.US );
private String family;
private String name;
private String version;
private String arch;
/**
* Default constructor
*/
public Os()
{
}
/**
* Constructor that sets the family attribute
*
* @param family a String value
*/
public Os( String family )
{
setFamily( family );
}
/**
* Sets the desired OS family type
*
* @param f The OS family type desired<br />
* Possible values:<br />
* <ul>
* <li>dos</li>
* <li>mac</li>
* <li>netware</li>
* <li>os/2</li>
* <li>tandem</li>
* <li>unix</li>
* <li>windows</li>
* <li>win9x</li>
* <li>z/os</li>
* <li>os/400</li>
* <li>openvms</li>
* </ul>
*/
public void setFamily( String f )
{
family = f.toLowerCase( Locale.US );
}
/**
* Sets the desired OS name
*
* @param name The OS name
*/
public void setName( String name )
{
this.name = name.toLowerCase( Locale.US );
}
/**
* Sets the desired OS architecture
*
* @param arch The OS architecture
*/
public void setArch( String arch )
{
this.arch = arch.toLowerCase( Locale.US );
}
/**
* Sets the desired OS version
*
* @param version The OS version
*/
public void setVersion( String version )
{
this.version = version.toLowerCase( Locale.US );
}
/**
* Determines if the current OS matches the type of that
* set in setFamily.
*
* @see Os#setFamily(String)
*/
public boolean eval()
throws Exception
{
return isOs( family, name, arch, version );
}
/**
* Determines if the current OS matches the given OS
* family.
*
* @param family the family to check for
* @return true if the OS matches
* @since 1.0
*/
public static boolean isFamily( String family )
{
return isOs( family, null, null, null );
}
/**
* Determines if the current OS matches the given OS
* name.
*
* @param name the OS name to check for
* @return true if the OS matches
* @since 1.0
*/
public static boolean isName( String name )
{
return isOs( null, name, null, null );
}
/**
* Determines if the current OS matches the given OS
* architecture.
*
* @param arch the OS architecture to check for
* @return true if the OS matches
* @since 1.0
*/
public static boolean isArch( String arch )
{
return isOs( null, null, arch, null );
}
/**
* Determines if the current OS matches the given OS
* version.
*
* @param version the OS version to check for
* @return true if the OS matches
* @since 1.0
*/
public static boolean isVersion( String version )
{
return isOs( null, null, null, version );
}
/**
* Determines if the current OS matches the given OS
* family, name, architecture and version.
*
* The name, archictecture and version are compared to
* the System properties os.name, os.version and os.arch
* in a case-independent way.
*
* @param family The OS family
* @param name The OS name
* @param arch The OS architecture
* @param version The OS version
* @return true if the OS matches
* @since 1.0
*/
public static boolean isOs( String family, String name, String arch, String version )
{
boolean retValue = false;
if ( family != null || name != null || arch != null || version != null )
{
boolean isFamily = true;
boolean isName = true;
boolean isArch = true;
boolean isVersion = true;
if ( family != null )
{
if ( family.equalsIgnoreCase( FAMILY_WINDOWS ) )
{
isFamily = OS_NAME.indexOf( FAMILY_WINDOWS ) > -1;
}
else if ( family.equalsIgnoreCase( FAMILY_OS2 ) )
{
isFamily = OS_NAME.indexOf( FAMILY_OS2 ) > -1;
}
else if ( family.equalsIgnoreCase( FAMILY_NETWARE ) )
{
isFamily = OS_NAME.indexOf( FAMILY_NETWARE ) > -1;
}
else if ( family.equalsIgnoreCase( FAMILY_DOS ) )
{
isFamily = PATH_SEP.equals( ";" ) && !isFamily( FAMILY_NETWARE );
}
else if ( family.equalsIgnoreCase( FAMILY_MAC ) )
{
isFamily = OS_NAME.indexOf( FAMILY_MAC ) > -1;
}
else if ( family.equalsIgnoreCase( FAMILY_TANDEM ) )
{
isFamily = OS_NAME.indexOf( "nonstop_kernel" ) > -1;
}
else if ( family.equalsIgnoreCase( FAMILY_UNIX ) )
{
isFamily = PATH_SEP.equals( ":" ) && !isFamily( FAMILY_OPENVMS )
&& ( !isFamily( FAMILY_MAC ) || OS_NAME.endsWith( "x" ) );
}
else if ( family.equalsIgnoreCase( FAMILY_WIN9X ) )
{
isFamily = isFamily( FAMILY_WINDOWS )
&& ( OS_NAME.indexOf( "95" ) >= 0 || OS_NAME.indexOf( "98" ) >= 0
|| OS_NAME.indexOf( "me" ) >= 0 || OS_NAME.indexOf( "ce" ) >= 0 );
}
else if ( family.equalsIgnoreCase( FAMILY_ZOS ) )
{
isFamily = OS_NAME.indexOf( FAMILY_ZOS ) > -1 || OS_NAME.indexOf( "os/390" ) > -1;
}
else if ( family.equalsIgnoreCase( FAMILY_OS400 ) )
{
isFamily = OS_NAME.indexOf( FAMILY_OS400 ) > -1;
}
else if ( family.equalsIgnoreCase( FAMILY_OPENVMS ) )
{
isFamily = OS_NAME.indexOf( FAMILY_OPENVMS ) > -1;
}
else
{
isFamily = OS_NAME.indexOf( family.toLowerCase( Locale.US ) ) > -1;
}
}
if ( name != null )
{
isName = name.toLowerCase( Locale.US ).equals( OS_NAME );
}
if ( arch != null )
{
isArch = arch.toLowerCase( Locale.US ).equals( OS_ARCH );
}
if ( version != null )
{
isVersion = version.toLowerCase( Locale.US ).equals( OS_VERSION );
}
retValue = isFamily && isName && isArch && isVersion;
}
return retValue;
}
}