move clustering server out of example, use clustering libs w/o making a copy

git-svn-id: https://svn.apache.org/repos/asf/lucene/solr/trunk@791147 13f79535-47bb-0310-9956-ffa450edef68

contrib/clustering/README.txt

@@ -4,5 +4,5 @@ It currently provides clustering support for search results using the Carrot2 pr
 See http://wiki.apache.org/solr/ClusteringComponent for how to get started.
 
 Also, note, some of the Carrot2 libraries cannot be distributed in binary form because they are LGPL.  Thus, you will have
-   to download those components.  See the build.xml file located in this directory for the location of the libraries.
-   The libraries you will need are: nni.jar, Colt and PNJ.
+to download those components.  See the build.xml file located in this directory for the location of the libraries.
+The libraries you will need are: nni.jar, Colt and PNJ.

contrib/clustering/build.xml

@@ -29,7 +29,6 @@
 
   <path id="common.classpath">
     <fileset dir="lib"/>
-    <fileset dir="lib/downloads"/>
     <pathelement location="${solr-path}/build/solr" />
     <pathelement location="${solr-path}/build/solrj" />
     <fileset dir="${solr-path}/lib" includes="*.jar"/>
@@ -47,7 +46,10 @@
 
   </target>
   <target name="clean-downloads">
-    <delete dir="lib/downloads"/>
+      <delete file="lib/colt-1.2.0.jar"/>
+      <delete file="lib/pcj-1.2.jar"/>
+      <delete file="lib/nni-1.0.0.jar"/>
+      <delete file="lib/simple-xml-1.7.3.jar"/>
   </target>
 	
   <target name="init">
@@ -59,30 +61,30 @@
   </target>
 
   <target name="check-files" depends="proxy.setup">
-      <available file="lib/downloads/colt-1.2.0.jar" property="colt.exists"/>
-      <available file="lib/downloads/pcj-1.2.jar" property="pcj.exists"/>
-      <available file="lib/downloads/nni-1.0.0.jar" property="nni.exists"/>
-    <available file="lib/downloads/simple-xml-1.7.3.jar" property="simplexml.exists"/>
+      <available file="lib/colt-1.2.0.jar" property="colt.exists"/>
+      <available file="lib/pcj-1.2.jar" property="pcj.exists"/>
+      <available file="lib/nni-1.0.0.jar" property="nni.exists"/>
+    <available file="lib/simple-xml-1.7.3.jar" property="simplexml.exists"/>
   </target>
   <!-- http://mirrors.ibiblio.org/pub/mirrors/maven2/org/simpleframework/simple-xml/1.7.3/simple-xml-1.7.3.jar -->
   <target name="get-colt" depends="check-files" unless="colt.exists">
     <!-- Get the LGPL deps and put them in a separate dir -->
-    <get src="http://repo1.maven.org/maven2/colt/colt/1.2.0/colt-1.2.0.jar" dest="lib/downloads/colt-1.2.0.jar"/>
+    <get src="http://repo1.maven.org/maven2/colt/colt/1.2.0/colt-1.2.0.jar" dest="lib/colt-1.2.0.jar"/>
   </target>
   <target name="get-nni" depends="check-files" unless="nni.exists">
     <!-- Get the LGPL deps and put them in a separate dir -->
-    <get src="http://download.carrot2.org/maven2/org/carrot2/nni/1.0.0/nni-1.0.0.jar" dest="lib/downloads/nni-1.0.0.jar"/>
+    <get src="http://download.carrot2.org/maven2/org/carrot2/nni/1.0.0/nni-1.0.0.jar" dest="lib/nni-1.0.0.jar"/>
   </target>
   
   <!-- Compile time dep. only -->
   <target name="get-simple-xml" depends="check-files" unless="simplexml.exists">
     <!-- Get the LGPL deps and put them in a separate dir -->
-    <get src="http://mirrors.ibiblio.org/pub/mirrors/maven2/org/simpleframework/simple-xml/1.7.3/simple-xml-1.7.3.jar" dest="lib/downloads/simple-xml-1.7.3.jar"/>
+    <get src="http://mirrors.ibiblio.org/pub/mirrors/maven2/org/simpleframework/simple-xml/1.7.3/simple-xml-1.7.3.jar" dest="lib/simple-xml-1.7.3.jar"/>
 
   </target>
   <target name="get-pcj" depends="check-files" unless="pcj.exists">
     <!-- Get the LGPL deps and put them in a separate dir -->
-    <get src="http://repo1.maven.org/maven2/pcj/pcj/1.2/pcj-1.2.jar" dest="lib/downloads/pcj-1.2.jar"/>
+    <get src="http://repo1.maven.org/maven2/pcj/pcj/1.2/pcj-1.2.jar" dest="lib/pcj-1.2.jar"/>
   </target>
   <target name="get-libraries" depends="init, get-colt, get-pcj, get-nni, get-simple-xml"/>
 
@@ -112,14 +114,6 @@
       <fileset dir="lib">
         <include name="*.jar"/>
       </fileset>
-      <fileset dir="lib/downloads">
-        <include name="*.jar"/>
-      </fileset>
-    </copy>
-    <copy todir="${example}/clustering/solr/lib">
-      <fileset dir="lib/downloads">
-        <include name="*.jar"/>
-      </fileset>
     </copy>
   </target>