From 5af0968d8548920c3e5655046af80b25549382b0 Mon Sep 17 00:00:00 2001
From: dion <dion@13f79535-47bb-0310-9956-ffa450edef68>
Date: Wed, 1 Oct 2003 12:42:15 +0000
Subject: [PATCH] Only process html files if the source directory exists

git-svn-id: https://svn.apache.org/repos/asf/maven/maven-1/plugins/trunk@114143 13f79535-47bb-0310-9956-ffa450edef68
---
 html2xdoc/plugin.jelly      | 71 +++++++++++++++++++------------------
 html2xdoc/xdocs/changes.xml |  3 ++
 2 files changed, 40 insertions(+), 34 deletions(-)

diff --git a/html2xdoc/plugin.jelly b/html2xdoc/plugin.jelly
index 7236cb36..5120318d 100644
--- a/html2xdoc/plugin.jelly
+++ b/html2xdoc/plugin.jelly
@@ -19,6 +19,7 @@
     
     <j:set var="srcdir" value="${maven.html2xdoc.dir}"/>    
     <j:if test="${empty(srcdir)}">
+      <!-- FIXME? Should be maven.docs.src -->
       <j:set var="srcdir" value="${basedir}/xdocs"/>
     </j:if>
     
@@ -29,53 +30,55 @@
 
     <util:file var="srcdirFile" name="${srcdir}"/>
     <j:set var="srcdir" value="${srcdirFile.getCanonicalPath()}"/>
-    <util:file var="destdirFile" name="${destdir}"/>
-    <j:set var="destdir" value="${destdirFile.getCanonicalPath()}"/>
+    <util:available file="${srcdir}">
+      <util:file var="destdirFile" name="${destdir}"/>
+      <j:set var="destdir" value="${destdirFile.getCanonicalPath()}"/>
      
 
-    <util:replace var="fromPattern" oldChar="\" newChar="/" value="${srcdir}/*.html"/>
-    <util:replace var="toPattern" oldChar="\" newChar="/" value="${destdir}/*.xml"/>
-    <j:setProperties object="${mapper}" from="${fromPattern}" to="${toPattern}"/>
+      <util:replace var="fromPattern" oldChar="\" newChar="/" value="${srcdir}/*.html"/>
+      <util:replace var="toPattern" oldChar="\" newChar="/" value="${destdir}/*.xml"/>
+      <j:setProperties object="${mapper}" from="${fromPattern}" to="${toPattern}"/>
 
-    <util:replace var="fromDirPattern" oldChar="\" newChar="/" value="${srcdir}*"/>
-    <util:replace var="toDirPattern" oldChar="\" newChar="/" value="${destdir}*"/>
+      <util:replace var="fromDirPattern" oldChar="\" newChar="/" value="${srcdir}*"/>
+      <util:replace var="toDirPattern" oldChar="\" newChar="/" value="${destdir}*"/>
       
-    <j:new var="dirMapper" className="org.apache.maven.util.CaseInsensitiveGlobPatternMapper"/>
-    <j:setProperties object="${dirMapper}" from="${fromDirPattern}" to="${toDirPattern}"/>
+      <j:new var="dirMapper" className="org.apache.maven.util.CaseInsensitiveGlobPatternMapper"/>
+      <j:setProperties object="${dirMapper}" from="${fromDirPattern}" to="${toDirPattern}"/>
 
-    <ant:fileScanner var="docFiles">
-      <ant:fileset dir="${srcdir}">
-        <ant:patternset>
-          <ant:include name="**/*.html"/>
-        </ant:patternset>
-      </ant:fileset>
-    </ant:fileScanner>
+      <ant:fileScanner var="docFiles">
+        <ant:fileset dir="${srcdir}">
+          <ant:patternset>
+            <ant:include name="**/*.html"/>
+          </ant:patternset>
+        </ant:fileset>
+      </ant:fileScanner>
 
-    <j:forEach var="file" items="${docFiles.iterator()}">
+      <j:forEach var="file" items="${docFiles.iterator()}">
 
-      <!-- tool for converting HTML into XDoc -->
-      <j:useBean class="org.apache.maven.html2xdoc.Html2XdocBean" var="htmlTool"/>
+        <!-- tool for converting HTML into XDoc -->
+        <j:useBean class="org.apache.maven.html2xdoc.Html2XdocBean" var="htmlTool"/>
 
-      <util:replace var="inDirForward" oldChar="\" newChar="/" value="${file.parent}"/>
-      <j:set var="outDir" value="${dirMapper.mapFileName(inDirForward).0}"/>
-      <ant:mkdir dir="${outDir}"/>
+        <util:replace var="inDirForward" oldChar="\" newChar="/" value="${file.parent}"/>
+        <j:set var="outDir" value="${dirMapper.mapFileName(inDirForward).0}"/>
+        <ant:mkdir dir="${outDir}"/>
 
-      <!-- generate output file name -->
-      <util:replace var="outFileForward" oldChar="\" newChar="/" value="${file.toString()}"/>
-      <j:set var="outFile" value="${mapper.mapFileName(outFileForward).0}"/>
+        <!-- generate output file name -->
+        <util:replace var="outFileForward" oldChar="\" newChar="/" value="${file.toString()}"/>
+        <j:set var="outFile" value="${mapper.mapFileName(outFileForward).0}"/>
 
-      <ant:echo>Generating ${outFile} from ${file}</ant:echo>
+        <ant:echo>Generating ${outFile} from ${file}</ant:echo>
         
-      <!-- parse the HTML doc and pass it to the stylesheet -->
-      <html:parse var="htmlDoc" html="${file}" element="lower" attribute="lower"/>
+        <!-- parse the HTML doc and pass it to the stylesheet -->
+        <html:parse var="htmlDoc" html="${file}" element="lower" attribute="lower"/>
         
-      <!-- now lets convert the document into XML -->
-      <j:set var="xmlDoc" value="${htmlTool.convert(htmlDoc)}"/>
+        <!-- now lets convert the document into XML -->
+        <j:set var="xmlDoc" value="${htmlTool.convert(htmlDoc)}"/>
 
-      <j:file name="${outFile}" encoding="${outputencoding}" outputMode="xml">
-        <x:copyOf select="$xmlDoc"/>
-      </j:file>
-    </j:forEach>
+        <j:file name="${outFile}" encoding="${outputencoding}" outputMode="xml">
+          <x:copyOf select="$xmlDoc"/>
+        </j:file>
+      </j:forEach>
+    </util:available>
   </goal>
 
   <preGoal name="xdoc:jelly-transform">
diff --git a/html2xdoc/xdocs/changes.xml b/html2xdoc/xdocs/changes.xml
index f9fe95c3..a3d844f3 100644
--- a/html2xdoc/xdocs/changes.xml
+++ b/html2xdoc/xdocs/changes.xml
@@ -8,6 +8,9 @@
   <body>
   
     <release version="1.2" date="in CVS">
+      <action dev="dion" type="update">
+        Only try to find files if the source directory exists
+      </action>
       <!-- JAMES PUT STUFF HERE -->
     </release>