Add two new tags for working with the license file

git-svn-id: https://svn.apache.org/repos/asf/maven/maven-1/plugins/trunk@112869 13f79535-47bb-0310-9956-ffa450edef68

license/plugin.jelly

@@ -11,6 +11,38 @@
     <define:jellybean name="license" 
       className="org.apache.maven.license.LicenseTask"
       method="doExecute" />
+     
+     <define:tag name="fileName">
+      <j:set var="licenseX" value='${maven.license.licenseFile}X'/>	
+
+      <j:choose>
+        <j:when test="${licenseX != 'X'}">
+          <j:set var="licenseFile" value='${maven.license.licenseFile}'/>
+        </j:when>
+        <j:otherwise>
+          <j:set var="licenseFile" value='${basedir}/LICENSE.txt'/>
+        </j:otherwise>  
+      </j:choose>
+      <j:whitespace trim="yes">${licenseFile}</j:whitespace>
+     </define:tag>
+     
+     <define:tag name="relativeFileName" trim="yes">
+       <!-- get the license file and replace backslashes with forwards -->
+       <util:replace var="forwardSlashFile" oldChar="\" newChar="/" trim="yes">
+         <license:fileName />
+       </util:replace>
+       <!-- change bsaedir to have forward slashes too -->
+       <util:replace var="forwardSlashBaseDir" value="${basedir}"
+         oldChar="\" newChar="/" />
+       <j:if test="${!forwardSlashBaseDir.endsWith('/')}">
+         <j:set var="base" value="${forwardSlashBaseDir}/" />
+       </j:if>
+       
+       <j:set var="relativePath">${forwardSlashFile.substring(base.length())}</j:set>
+       <j:whitespace trim="yes">${relativePath}</j:whitespace>
+       
+     </define:tag>
+     
   </define:taglib>
 
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