/* | |
* Licensed to the Apache Software Foundation (ASF) under one | |
* or more contributor license agreements. See the NOTICE file | |
* distributed with this work for additional information | |
* regarding copyright ownership. The ASF licenses this file | |
* to you 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. | |
*/ | |
/* | |
* $Id$ | |
*/ | |
package org.apache.xalan; | |
/** | |
* Administrative class to keep track of the version number of | |
* the Xalan release. | |
* <P>This class implements the upcoming standard of having | |
* org.apache.project-name.Version.getVersion() be a standard way | |
* to get version information. This class will replace the older | |
* org.apache.xalan.processor.Version class.</P> | |
* <P>See also: org/apache/xalan/res/XSLTInfo.properties for | |
* information about the version of the XSLT spec we support.</P> | |
* @xsl.usage general | |
*/ | |
public class Version | |
{ | |
/** | |
* Get the basic version string for the current Xalan release. | |
* Version String formatted like | |
* <CODE>"<B>Xalan</B> <B>Java</B> v.r[.dd| <B>D</B>nn]"</CODE>. | |
* | |
* Futurework: have this read version info from jar manifest. | |
* | |
* @return String denoting our current version | |
*/ | |
public static String getVersion() | |
{ | |
return getProduct()+" "+getImplementationLanguage()+" " | |
+getMajorVersionNum()+"."+getReleaseVersionNum()+"." | |
+( (getDevelopmentVersionNum() > 0) ? | |
("D"+getDevelopmentVersionNum()) : (""+getMaintenanceVersionNum())); | |
} | |
/** | |
* Print the processor version to the command line. | |
* | |
* @param argv command line arguments, unused. | |
*/ | |
public static void main(String argv[]) | |
{ | |
System.out.println(getVersion()); | |
} | |
/** | |
* Name of product: Xalan. | |
*/ | |
public static String getProduct() | |
{ | |
return "Xalan"; | |
} | |
/** | |
* Implementation Language: Java. | |
*/ | |
public static String getImplementationLanguage() | |
{ | |
return "Java"; | |
} | |
/** | |
* Major version number. | |
* Version number. This changes only when there is a | |
* significant, externally apparent enhancement from | |
* the previous release. 'n' represents the n'th | |
* version. | |
* | |
* Clients should carefully consider the implications | |
* of new versions as external interfaces and behaviour | |
* may have changed. | |
*/ | |
public static int getMajorVersionNum() | |
{ | |
return @version.VERSION@; | |
} | |
/** | |
* Release Number. | |
* Release number. This changes when: | |
* - a new set of functionality is to be added, eg, | |
* implementation of a new W3C specification. | |
* - API or behaviour change. | |
* - its designated as a reference release. | |
*/ | |
public static int getReleaseVersionNum() | |
{ | |
return @version.RELEASE@; | |
} | |
/** | |
* Maintenance Drop Number. | |
* Optional identifier used to designate maintenance | |
* drop applied to a specific release and contains | |
* fixes for defects reported. It maintains compatibility | |
* with the release and contains no API changes. | |
* When missing, it designates the final and complete | |
* development drop for a release. | |
*/ | |
public static int getMaintenanceVersionNum() | |
{ | |
return @version.MINOR@; | |
} | |
/** | |
* Development Drop Number. | |
* Optional identifier designates development drop of | |
* a specific release. D01 is the first development drop | |
* of a new release. | |
* | |
* Development drops are works in progress towards a | |
* compeleted, final release. A specific development drop | |
* may not completely implement all aspects of a new | |
* feature, which may take several development drops to | |
* complete. At the point of the final drop for the | |
* release, the D suffix will be omitted. | |
* | |
* Each 'D' drops can contain functional enhancements as | |
* well as defect fixes. 'D' drops may not be as stable as | |
* the final releases. | |
*/ | |
public static int getDevelopmentVersionNum() | |
{ | |
try { | |
if ((new String("@version.DEVELOPER@")).length() == 0) | |
return 0; | |
else | |
return Integer.parseInt("@version.DEVELOPER@"); | |
} catch (NumberFormatException nfe) { | |
return 0; | |
} | |
} | |
} |