Fix build with jdk9

OBS-URL: https://build.opensuse.org/package/show/Java:packages/javahelp2?expand=0&rev=16

javahelp2.spec

@@ -31,6 +31,7 @@ Source2:        %{name}-jhsearch.sh
 Source3:        %{oname}-%{version}.pom
 Source4:        https://javahelp.dev.java.net/license.txt
 BuildRequires:  ant >= 1.6.5
+BuildRequires:  fdupes
 BuildRequires:  geronimo-jsp-2_0-api
 BuildRequires:  geronimo-servlet-2_4-api
 BuildRequires:  java-devel >= 1.5.0
@@ -38,7 +39,6 @@ BuildRequires:  javapackages-local
 BuildRequires:  javapackages-tools
 Requires:       geronimo-jsp-2_0-api
 Requires:       geronimo-servlet-2_4-api
-BuildRoot:      %{_tmppath}/%{name}-%{version}-build
 BuildArch:      noarch
 
 %description
@@ -89,9 +89,9 @@ ln -s %{_javadir}/servlet.jar javahelp_nbproject/lib/servlet-api.jar
 cp %{SOURCE4} .
 
 %build
-#export JAVA_HOME=%{_jvmdir}/java-1.5.0
 ant \
     -f javahelp_nbproject/build.xml \
+	-Djavac.source=1.6 -Djavac.target=1.6 \
     -Djdic-jar-present=true \
     -Djdic-zip-present=true \
     -Dservlet-jar-present=true \
@@ -108,6 +108,7 @@ install -m 755 %{SOURCE2} %{buildroot}%{_bindir}/jh2search
 install -m 644 javahelp_nbproject/dist/lib/jhall.jar %{buildroot}%{_javadir}/%{name}.jar
 #cp -pr jhMaster/JavaHelp/doc/public-spec/dtd %{buildroot}%{_datadir}/%{name}
 cp -pr javahelp_nbproject/dist/lib/javadoc/* %{buildroot}%{_javadocdir}/%{name}
+%fdupes -s %{buildroot}%{_javadocdir}/%{name}
 
 # pom
 install -d -m 755 %{buildroot}%{_mavenpomdir}
@@ -116,7 +117,6 @@ install -pm 644 %{SOURCE3} \
 %add_maven_depmap
 
 %files
-%defattr(0644,root,root,0755)
 %doc license.txt
 %attr(0755,root,root) %{_bindir}/*
 %{_javadir}/%{name}.jar
@@ -126,11 +126,9 @@ install -pm 644 %{SOURCE3} \
 %{_datadir}/maven-metadata/%{name}.xml
 
 %files manual
-%defattr(0644,root,root,0755)
 %doc jhMaster/JavaHelp/doc/public-spec/*
 
 %files javadoc
-%defattr(0644,root,root,0755)
 %{_javadocdir}/%{name}
 
 %changelog