remove --add-exports option as unmapping is clean now, but add --add-opens option due to different reflection hack probably used in guice, graphhopper#701

Author: karussell

pom.xml

@@ -300,20 +300,17 @@
                         <artifactId>maven-failsafe-plugin</artifactId>
                         <configuration>
                             <systemPropertyVariables />
-                            <argLine>--add-exports java.base/jdk.internal.ref=ALL-UNNAMED</argLine>
+                            <argLine>--add-opens java.base/java.lang=ALL-UNNAMED</argLine>
                         </configuration>
                     </plugin>
                     <plugin>
                         <groupId>org.apache.maven.plugins</groupId>
                         <artifactId>maven-surefire-plugin</artifactId>
                         <version>2.19.1</version>
                         <configuration>
-                            <!-- Without the add-exports/addExports options we get
-                                 java.lang.reflect.InaccessibleObjectException: Unable to make member of class 
-                                 jdk.internal.ref.Cleaner accessible: module java.base does not export jdk.internal.ref to unnamed module @bd8be5
-                                 See #852                                 
+                            <!-- See #852 and #701 for the add exports or add opens option
                             -->                            
-                            <argLine>-Xmx100m -Xms100m --add-exports java.base/jdk.internal.ref=ALL-UNNAMED</argLine>
+                            <argLine>-Xmx100m -Xms100m --add-opens java.base/java.lang=ALL-UNNAMED</argLine>
                         </configuration>
                     </plugin>
                 </plugins>