Updated to reflect changes in args4j SPI.

core/src/main/java/hudson/cli/declarative/MethodBinder.java

@@ -30,10 +30,12 @@ import org.kohsuke.args4j.Argument;
 import org.kohsuke.args4j.CmdLineException;
 import org.kohsuke.args4j.CmdLineParser;
 import org.kohsuke.args4j.Option;
+import org.kohsuke.args4j.spi.FieldSetter;
 import org.kohsuke.args4j.spi.Setter;
 import org.kohsuke.args4j.spi.OptionHandler;
 
 import java.lang.annotation.Annotation;
+import java.lang.reflect.AnnotatedElement;
 import java.lang.reflect.InvocationTargetException;
 import java.lang.reflect.Method;
 import java.util.List;
@@ -79,6 +81,16 @@ class MethodBinder {
                 public boolean isMultiValued() {
                     return false;
                 }
+
+                @Override
+                public FieldSetter asFieldSetter() {
+                    return null;
+                }
+
+                @Override
+                public AnnotatedElement asAnnotatedElement() {
+                    return p;
+                }
             };
             Option option = p.annotation(Option.class);
             if (option!=null) {
@@ -148,5 +160,10 @@ class MethodBinder {
         public Class<? extends Annotation> annotationType() {
             return base.annotationType();
         }
+
+        @Override
+        public boolean hidden() {
+            return base.hidden();
+        }
     }
 }

core/src/main/java/hudson/util/ReflectionUtils.java

@@ -28,6 +28,7 @@ import org.kohsuke.stapler.ClassDescriptor;
 
 import java.beans.PropertyDescriptor;
 import java.lang.annotation.Annotation;
+import java.lang.reflect.AnnotatedElement;
 import java.lang.reflect.Field;
 import java.lang.reflect.InvocationTargetException;
 import java.lang.reflect.Method;
@@ -122,7 +123,7 @@ public class ReflectionUtils extends org.springframework.util.ReflectionUtils {
         }
     }
 
-    public static final class Parameter {
+    public static final class Parameter implements AnnotatedElement {
         private final MethodInfo parent;
         private final int index;
 
@@ -180,6 +181,26 @@ public class ReflectionUtils extends org.springframework.util.ReflectionUtils {
                 return names[index];
             return null;
         }
+
+        @Override
+        public boolean isAnnotationPresent(Class<? extends Annotation> type) {
+            return annotation(type)!=null;
+        }
+
+        @Override
+        public <T extends Annotation> T getAnnotation(Class<T> type) {
+            return annotation(type);
+        }
+
+        @Override
+        public Annotation[] getAnnotations() {
+            return annotations();
+        }
+
+        @Override
+        public Annotation[] getDeclaredAnnotations() {
+            return annotations();
+        }
     }
 
     /**