Fix build with JDK 17

apache-commons-exec.spec

@@ -3,7 +3,7 @@
 
 Name:           apache-commons-exec
 Version:        1.3
-Release:        21%{?dist}
+Release:        22%{?dist}
 Summary:        Java library to reliably execute external processes from within the JVM
 License:        ASL 2.0
 URL:            http://commons.apache.org/exec/
@@ -48,18 +48,17 @@ chmod a+x src/test/scripts/*.sh
 # Skip Exec57Test (it is unstable), see rhbz#1202260
 find -name Exec57Test.java -delete
 
-%pom_xpath_set pom:properties/pom:maven.compiler.source 6
-%pom_xpath_set pom:properties/pom:maven.compiler.target 6
-
 %mvn_file :%{short_name} %{short_name} %{name}
 
 
 %build
-%mvn_build -- -Dcommons.osgi.symbolicName=org.apache.commons.exec
+%mvn_build -- -Dcommons.osgi.symbolicName=org.apache.commons.exec -Dmaven.compiler.source=1.8 -Dmaven.compiler.target=1.8
+
 
 %install
 %mvn_install
 
+
 %files -f .mfiles
 %license LICENSE.txt NOTICE.txt
 %doc STATUS RELEASE-NOTES.txt
@@ -68,7 +67,11 @@ find -name Exec57Test.java -delete
 %files javadoc -f .mfiles-javadoc
 %license LICENSE.txt NOTICE.txt
 
+
 %changelog
+* Sun Feb 06 2022 Mohamed El Morabity <melmorabity@fedoraproject.org> - 1.3-22
+- Fix build with JDK 17
+
 * Sat Feb 05 2022 Jiri Vanek <jvanek@redhat.com> - 1.3-21
 - Rebuilt for java-17-openjdk as system jdk