Get generator point directly from paramSpec

Author: headius

pom.xml

@@ -65,8 +65,8 @@ DO NOT MODIFY - GENERATED CODE
     <invoker.test>${bc.versions}</invoker.test>
     <jruby.plugins.version>3.0.2</jruby.plugins.version>
     <jruby.switches>-W0</jruby.switches>
-    <jruby.version>9.2.19.0</jruby.version>
-    <jruby.versions>9.2.19.0</jruby.versions>
+    <jruby.version>9.1.17.0</jruby.version>
+    <jruby.versions>9.1.17.0</jruby.versions>
     <mavengem-wagon.version>2.0.2</mavengem-wagon.version>
     <mavengem.wagon.version>2.0.2</mavengem.wagon.version>
     <polyglot.dump.pom>pom.xml</polyglot.dump.pom>
@@ -274,7 +274,6 @@ DO NOT MODIFY - GENERATED CODE
         <configuration>
           <source>1.8</source>
           <target>1.8</target>
-          <release>8</release>
           <encoding>UTF-8</encoding>
           <debug>true</debug>
           <showWarnings>true</showWarnings>

src/main/java/org/jruby/ext/openssl/PKeyEC.java

@@ -976,7 +976,7 @@ private boolean getPointAndGroup(ThreadContext context, IRubyObject groupOrPoint
 
             if ( groupOrPoint instanceof Group) {
                 this.group = (Group) groupOrPoint;
-                this.point = (ECPoint) ((Group) groupOrPoint).generator(context);
+                this.point = this.group.getParamSpec().getGenerator();
             } else {
                 throw runtime.newTypeError(groupOrPoint, _EC(runtime).getClass("Group"));
             }