Fix javadoc generation on JDK 11

ant-build.xml.patch

@@ -0,0 +1,46 @@
+--- apache-ant-1.10.7/build.xml~	2019-10-31 14:10:07.739864466 +0100
++++ apache-ant-1.10.7/build.xml	2019-10-31 14:10:12.018897830 +0100
+@@ -145,8 +145,6 @@
+      -->
+     <pathelement location="${src.junit}"/>
+     <pathelement location="${tests.etc.dir}"/>
+-    <!-- Otherwise many tests fail with "com.sun.tools.javac.Main is not on the classpath.": -->
+-    <pathelement location="${java.home}/../lib/tools.jar"/>
+   </path>
+ 
+   <!--
+@@ -801,7 +799,6 @@
+       </metainf>
+       <manifest>
+         <attribute name="Main-Class" value="org.apache.tools.ant.Main"/>
+-        <attribute name="Class-Path" value="ant.jar xalan.jar"/>
+       </manifest>
+     </jar>
+ 
+@@ -1543,7 +1540,25 @@
+              maxmemory="1000M"
+              verbose="${javadoc.verbose}">
+ 
+-      <packageset dir="${java.dir}"/>
++      <fileset dir="${java.dir}">
++	<include name="**/*.java"/>
++	<exclude name="org/apache/tools/ant/taskdefs/email/MimeMailer.java"/>
++	<exclude name="org/apache/tools/ant/taskdefs/optional/NetRexxC.java"/>
++	<exclude name="org/apache/tools/ant/taskdefs/optional/image/Image.java"/>
++	<exclude name="org/apache/tools/ant/types/optional/image/Arc.java"/>
++	<exclude name="org/apache/tools/ant/types/optional/image/BasicShape.java"/>
++	<exclude name="org/apache/tools/ant/types/optional/image/Draw.java"/>
++	<exclude name="org/apache/tools/ant/types/optional/image/DrawOperation.java"/>
++	<exclude name="org/apache/tools/ant/types/optional/image/Ellipse.java"/>
++	<exclude name="org/apache/tools/ant/types/optional/image/ImageOperation.java"/>
++	<exclude name="org/apache/tools/ant/types/optional/image/Rectangle.java"/>
++	<exclude name="org/apache/tools/ant/types/optional/image/Rotate.java"/>
++	<exclude name="org/apache/tools/ant/types/optional/image/Scale.java"/>
++	<exclude name="org/apache/tools/ant/types/optional/image/Text.java"/>
++	<exclude name="org/apache/tools/ant/types/optional/image/TransformOperation.java"/>
++	<exclude name="org/apache/tools/ant/types/optional/image/ColorMapper.java"/>
++	<exclude name="org/apache/tools/ant/taskdefs/optional/image/ImageIOTask.java"/>
++      </fileset>
+ 
+       <!-- hide some meta information for javadoc -->
+       <tag name="todo" description="To do:" scope="all"/>

ant.spec

@@ -43,6 +43,8 @@ Source2:        apache-ant-1.8.ant.conf
 # manpage
 Source3:        ant.asciidoc
 
+Patch0:         %{name}-build.xml.patch
+
 BuildRequires:  javapackages-local
 BuildRequires:  java-devel >= 1:1.8.0
 BuildRequires:  ant >= 1.10.2
@@ -331,9 +333,7 @@ Javadoc pour %{name}.
 
 %prep
 %setup -q -n apache-ant-%{version}
-
-# Fix class-path-in-manifest rpmlint warning
-%pom_xpath_remove 'attribute[@name="Class-Path"]' build.xml
+%patch0 -p1
 
 # clean jar files
 find . -name "*.jar" | xargs -t rm
@@ -374,9 +374,7 @@ mv LICENSE.utf8 LICENSE
 %pom_xpath_remove pom:optional src/etc/poms/ant-antlr/pom.xml
 
 %build
-%{ant} jars test-jar
-
-%{ant} javadocs
+%{ant} jars test-jar javadocs
 
 # typeset the manpage
 mkdir man