Changed to not delete destination directories, as doing so also removes the CVS sub-directory.

extractor/build.xml

@@ -31,7 +31,6 @@
 	<target name="extract-jboss" depends="" description="Extract required classes from JBoss">
 		<delete dir="${tmp.dir}"/>
 		<mkdir dir="${tmp.dir}"/>
-		<delete dir="${dest.dir.jboss}"/>
 		<mkdir dir="${dest.dir.jboss}"/>
 
 		<copy todir="${dest.dir.jboss}" file="${source.license.jboss}"/>
@@ -67,7 +66,6 @@
 	<target name="extract-catalina" depends="" description="Extract required classes from Catalina">
 		<delete dir="${tmp.dir}"/>
 		<mkdir dir="${tmp.dir}"/>
-		<delete dir="${dest.dir.catalina}"/>
 		<mkdir dir="${dest.dir.catalina}"/>
 
 		<copy todir="${dest.dir.catalina}" file="${source.license.catalina}"/>
@@ -107,7 +105,6 @@
 	<target name="extract-jetty" depends="" description="Extract required classes from Jetty">
 		<delete dir="${tmp.dir}"/>
 		<mkdir dir="${tmp.dir}"/>
-		<delete dir="${dest.dir.jetty}"/>
 		<mkdir dir="${dest.dir.jetty}"/>
 
 		<copy todir="${dest.dir.jetty}" file="${source.license.jetty}"/>
@@ -130,7 +127,6 @@
 	<target name="extract-resin" depends="" description="Extract required classes from Resin">
 		<delete dir="${tmp.dir}"/>
 		<mkdir dir="${tmp.dir}"/>
-		<delete dir="${dest.dir.resin}"/>
 		<mkdir dir="${dest.dir.resin}"/>
 
 		<copy todir="${dest.dir.resin}" file="${source.license.resin}"/>