Merge pull request #3 from M-Tsur/fix-java-9-args-injection

Fix java 9 args injection

Author: M-Tsur

lib/java_buildpack/framework/takipi_agent.rb

@@ -31,6 +31,7 @@ class TakipiAgent < JavaBuildpack::Component::VersionedDependencyComponent
       def compile
         download_tar
         @droplet.copy_resources
+        FileUtils.mkdir_p @droplet.sandbox + 'log/agents/'
       end
 
       # (see JavaBuildpack::Component::BaseComponent#release)
@@ -105,8 +106,8 @@ def update_java9
         return unless @droplet.java_home.java_9_or_later?
 
         @droplet.java_opts
-                .add_system_property('-Xshare:off')
-                .add_system_property('-XX:-UseTypeSpeculation')
+                .add_preformatted_options('-Xshare:off')
+                .add_preformatted_options('-XX:-UseTypeSpeculation')
       end
 
     end