PR: MPMULTIPROJECT-19

cut memory usage by a large percentage


git-svn-id: https://svn.apache.org/repos/asf/maven/maven-1/plugins/trunk@115017 13f79535-47bb-0310-9956-ffa450edef68

multiproject/plugin.jelly

@@ -42,26 +42,29 @@
   <!--======================================================================-->    
   <goal name="multiproject:site-init">
   
-    <!-- FIXME: This can't use multiproject:goal as it throws away the projects -->
-    <!-- generate site docs -->
-    <maven:reactor
-      basedir="${maven.multiproject.basedir}"
-      banner="Gathering project list"
-      includes="${maven.multiproject.includes}"
-      excludes="${maven.multiproject.excludes}"
-      postProcessing="true"
-      ignoreFailures="${maven.multiproject.ignoreFailures}"
-    />
-    
-    <mkdir dir="${maven.gen.docs}"/>
-    
-    <j:set var="aggregateDir"          value="${maven.multiproject.aggregateDir}"/>
-    <j:set var="navType"               value="${maven.multiproject.navigation}"/>
-    <j:set var="overviewPageCreate"    value="${maven.multiproject.overviewPage.create}"/>
-    <j:set var="overviewPageTitle"     value="${maven.multiproject.overviewPage.title}"/>
-    <j:set var="overviewPageLink"      value="${maven.multiproject.overviewPage.link}"/>    
-    <j:set var="overviewPageLinkTitle" value="${maven.multiproject.overviewPage.linkTitle}"/> 
-    <j:set var="overviewPageText"      value="${maven.multiproject.overviewPage.text}"/> 
+    <j:if test="${mpsiteInit == null}">
+      <j:set var="mpsiteInit" value="true" />
+      <!-- generate site docs -->
+      <ant:echo>Gathering project list</ant:echo>
+      <maven:reactor
+        basedir="${maven.multiproject.basedir}"
+        banner="Gathering project list"
+        includes="${maven.multiproject.includes}"
+        excludes="${maven.multiproject.excludes}"
+        postProcessing="true"
+        ignoreFailures="${maven.multiproject.ignoreFailures}"
+      />
+      
+      <mkdir dir="${maven.gen.docs}"/>
+      
+      <j:set var="aggregateDir"          value="${maven.multiproject.aggregateDir}"/>
+      <j:set var="navType"               value="${maven.multiproject.navigation}"/>
+      <j:set var="overviewPageCreate"    value="${maven.multiproject.overviewPage.create}"/>
+      <j:set var="overviewPageTitle"     value="${maven.multiproject.overviewPage.title}"/>
+      <j:set var="overviewPageLink"      value="${maven.multiproject.overviewPage.link}"/>    
+      <j:set var="overviewPageLinkTitle" value="${maven.multiproject.overviewPage.linkTitle}"/> 
+      <j:set var="overviewPageText"      value="${maven.multiproject.overviewPage.text}"/> 
+    </j:if>
   </goal>
   
   
@@ -69,6 +72,7 @@
   <!-- Builds sites for all subprojects                                 -->
   <!--==================================================================-->    
   <goal name="multiproject:site"        
+        prereqs="multiproject:site-init"
         description="Run the site goal of all subprojects">
 
     <attainGoal name="multiproject:create-nav"/>
@@ -79,9 +83,16 @@
     <!-- copy or not? -->
     <j:set var="navType" value="${maven.multiproject.navigation}"/>
     <j:if test="${navType == 'aggregate'}">
-      <!-- FIXME: This can't use multiproject:goal as it throws away the projects -->
       <!-- generate site docs -->
       <maven:reactor
+        basedir="${maven.multiproject.basedir}"
+        banner="Generating site for "
+        projectList="${reactorProjects}"
+        goals="site"
+        ignoreFailures="${maven.multiproject.ignoreFailures}"
+      />
+    
+      <!-- TODO: remove <maven:reactor
         basedir="${maven.multiproject.basedir}"
         banner="Generating site for "
         includes="${maven.multiproject.includes}"
@@ -89,7 +100,7 @@
         postProcessing="true"
         goals="site"
         ignoreFailures="${maven.multiproject.ignoreFailures}"
-      />
+      /> -->
     
       <!-- copy each project over into ${maven.docs.dest} -->
       <j:forEach var="reactorProject" items="${reactorProjects}">

multiproject/project.xml

@@ -22,8 +22,8 @@
   <extend>../project.xml</extend>
   <id>maven-multiproject-plugin</id>
   <name>Maven Multi-Project Plug-in</name>
-  <currentVersion>1.2</currentVersion>
-  <description>A plugin to handle the building of multiple projects within maven</description>
+  <currentVersion>1.3-SNAPSHOT</currentVersion>
+  <description>A plugin to handle the building of multiple projects within maven. Requires Maven 1.0 RC3</description>
   <shortDescription>Multi-Project Plugin for Maven</shortDescription>
   <url>http://maven.apache.org/reference/plugins/multiproject/</url>
   <issueTrackingUrl>http://jira.codehaus.org/BrowseProject.jspa?id=10322</issueTrackingUrl>

multiproject/xdocs/changes.xml

@@ -24,6 +24,9 @@
     <author email="dion@multitask.com.au">dIon Gillard</author>
   </properties>
   <body>
+    <release version="1.3-SNAPSHOT" date="in CVS">
+      <action dev="brett" type="add">Utilise new reactor parameter "projectList" to avoid reloading projects</action>
+    </release>
     <release version="1.2" date="2004-03-07">
       <action dev="evenisse" type="fix">Fix dependency convergence page when project have no dependency.</action>
       <action dev="dion" type="fix">Fix for MAVEN-887</action>