org.apache.xalan.Version Maven / Gradle / Ivy
/*
* 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: Version.java 577939 2007-09-20 21:45:37Z minchau $
*/
package org.apache.xalan;
/**
* Administrative class to keep track of the version number of
* the Xalan release.
* 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.
* See also: org/apache/xalan/res/XSLTInfo.properties for
* information about the version of the XSLT spec we support.
* @xsl.usage general
*/
public class Version
{
/**
* Get the basic version string for the current Xalan release.
* Version String formatted like
* "Xalan Java v.r[.dd| Dnn]".
*
* 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 2;
}
/**
* 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 7;
}
/**
* 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 1;
}
/**
* 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("")).length() == 0)
return 0;
else
return Integer.parseInt("");
} catch (NumberFormatException nfe) {
return 0;
}
}
}