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From richardmonk <majors...@gmail.com>
Subject Stefan Bodewig, please kindly help -- ant 1.7: ant 1.5.1 patch
Date Mon, 19 Nov 2007 01:36:37 GMT



richardmonk wrote:
> 
> Hello, experts 
> 
> This came from ant user list. It will be good if i can have the
> confirmation for what's in the following. Hopefully Stefan Bodewig or
> Magesh Umasankar would have time to give expert advise. Really appreciate
> it. 
> 
> I am in the process to upgrade a project building using ant1.5.1 to ant1.7
> directly. There is a ant151patch.jar file used in this project since a
> while back. I have to comment out this jar file otherwise i would get all
> sorts of error like java.lang.ExceptionInInitializerError; i am wondering
> whatever this jar took care of for ant151 is already included in ant1.7
> (without the need of that kind of patch), is that accurate?  Looks like it
> is used for some os system properties? Together with the "wondering" i
> mentioned on the above, i am confused by the " @since 1.7" comments in the
> Os.java and some explanation on that would be highly appreciated. I guess
> the key thing for me is to confirm it is totally safe to use ant1.7 and
> get rid of that 151patch.jar; the build is running on windows xp and most
> customers of the product are windows based. 
> 
> In this ant151patch.jar, there is only 1 class Os.class (and Os.java).
> (The first section is the MANIFEST.MF) 
> 
> Manifest-Version: 1.0 
> Created-By: Apache Ant 1.5.1 
> 
> Name: org/apache/tools/ant/ 
> Extension-name: Ant 1.5.1 patch 
> Specification-Title: Apache Ant 1.5.1 patch 
> Specification-Version: 1.5.1 
> Specification-Vendor: Apache Software Foundation 
> Implementation-Title: Ant 1.5.1 patch 
> Implementation-Version: 1.5.1 
> 
> 
> /* 
>  * The Apache Software License, Version 1.1 
>  * 
>  * Copyright (c) 2001-2002 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 "The Jakarta Project", "Ant", and "Apache Software 
>  *    Foundation" must not be used to endorse or promote products derived 
>  *    from this software without prior written permission. For written 
>  *    permission, please contact apache@apache.org. 
>  * 
>  * 5. Products derived from this software may not be called "Apache" 
>  *    nor may "Apache" appear in their names without prior written 
>  *    permission of the Apache Group. 
>  * 
>  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED 
>  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 
>  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 
>  * DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR 
>  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 
>  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 
>  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF 
>  * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 
>  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 
>  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 
>  * 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.tools.ant.taskdefs.condition; 
> 
> import org.apache.tools.ant.BuildException; 
> 
> import java.util.Locale; 
> 
> /** 
>  * Condition that tests the OS type. 
>  * 
>  * @author Stefan Bodewig 
>  * @author Magesh Umasankar 
>  * @since Ant 1.4 
>  * @version $Revision: 1.15.2.1 $ 
>  */ 
> public class Os implements Condition { 
>     private static final String osName = 
>         System.getProperty("os.name").toLowerCase(Locale.US); 
>     private static final String osArch = 
>         System.getProperty("os.arch").toLowerCase(Locale.US); 
>     private static final String osVersion = 
>         System.getProperty("os.version").toLowerCase(Locale.US); 
>     private static final String pathSep =
> System.getProperty("path.separator"); 
> 
>     private String family; 
>     private String name; 
>     private String version; 
>     private String arch; 
> 
>     public Os() {} 
> 
>     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>unix</li> 
>      *               <li>windows</li> 
>      *               <li>win9x</li> 
>      *               <li>z/os</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 OS on which Ant is executing matches the type of 
>      * that set in setFamily. 
>      * @see Os#setFamily(String) 
>      */ 
>     public boolean eval() throws BuildException { 
>         return isOs(family, name, arch, version); 
>     } 
> 
>     /** 
>      * Determines if the OS on which Ant is executing matches the 
>      * given OS family. 
>      * 
>      * @since 1.5 
>      */ 
>     public static boolean isFamily(String family) { 
>         return isOs(family, null, null, null); 
>     } 
> 
>     /** 
>      * Determines if the OS on which Ant is executing matches the 
>      * given OS name. 
>      * 
>      * @since 1.7 
>      */ 
>     public static boolean isName(String name) { 
>         return isOs(null, name, null, null); 
>     } 
> 
>     /** 
>      * Determines if the OS on which Ant is executing matches the 
>      * given OS architecture. 
>      * 
>      * @since 1.7 
>      */ 
>     public static boolean isArch(String arch) { 
>         return isOs(null, null, arch, null); 
>     } 
> 
>     /** 
>      * Determines if the OS on which Ant is executing matches the 
>      * given OS version. 
>      * 
>      * @since 1.7 
>      */ 
>     public static boolean isVersion(String version) { 
>         return isOs(null, null, null, version); 
>     } 
> 
>     /** 
>      * Determines if the OS on which Ant is executing matches the 
>      * given OS family, name, architecture and version 
>      * 
>      * @param family   The OS family 
>      * @param name   The OS name 
>      * @param arch   The OS architecture 
>      * @param version   The OS version 
>      * 
>      * @since 1.7 
>      */ 
>     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.equals("windows")) { 
>                     isFamily = osName.indexOf("windows") > -1; 
>                 } else if (family.equals("os/2")) { 
>                     isFamily = osName.indexOf("os/2") > -1; 
>                 } else if (family.equals("netware")) { 
>                     isFamily = osName.indexOf("netware") > -1; 
>                 } else if (family.equals("dos")) { 
>                     isFamily = pathSep.equals(";") &&
> !isFamily("netware"); 
>                 } else if (family.equals("mac")) { 
>                     isFamily = osName.indexOf("mac") > -1; 
>                 } else if (family.equals("unix")) { 
>                     isFamily = pathSep.equals(":") 
>                         && (!isFamily("mac") || osName.endsWith("x")); 
>                 } else if (family.equals("win9x")) { 
>                     isFamily = isFamily("windows") && 
>                         !(osName.indexOf("nt") >= 0 || 
>                           osName.indexOf("2000") >= 0 || 
>                                                   osName.indexOf("2003")
> >= 0 || 
>                           osName.indexOf("xp") >= 0); 
>                 } else if (family.equals("z/os")) { 
>                     isFamily = osName.indexOf("z/os") > -1 
>                         || osName.indexOf("os/390") > -1; 
>                 } else { 
>                     throw new BuildException( 
>                         "Don\'t know how to detect os family \"" 
>                         + family + "\""); 
>                 } 
>             } 
>             if (name != null) { 
>                 isName = name.equals(osName); 
>             } 
>             if (arch != null) { 
>                 isArch = arch.equals(osArch); 
>             } 
>             if (version != null) { 
>                 isVersion = version.equals(osVersion); 
>             } 
>             retValue = isFamily && isName && isArch && isVersion;

>         } 
>         return retValue; 
>     } 
> } 
> 
> 

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