deprecation warning when using the old __jsend! internal method (no longer in 9K)

Author: kares

core/src/main/java/org/jruby/javasupport/binding/Initializer.java

@@ -393,12 +393,13 @@ public IRubyObject call(ThreadContext context, IRubyObject self, RubyModule claz
                 IRubyObject[] newArgs = new IRubyObject[args.length - 1];
                 System.arraycopy(args, 1, newArgs, 0, newArgs.length);
 
-                if(v < 0 || v == (newArgs.length)) {
+                context.runtime.getWarnings().warn("#__jsend! is deprecated (and will no longer work in 9K); use #java_send instead");
+
+                if (v < 0 || v == (newArgs.length)) {
                     return Helpers.invoke(context, self, callName, newArgs, Block.NULL_BLOCK);
-                } else {
-                    RubyClass superClass = self.getMetaClass().getSuperClass();
-                    return Helpers.invokeAs(context, superClass, self, callName, newArgs, Block.NULL_BLOCK);
                 }
+                RubyClass superClass = self.getMetaClass().getSuperClass();
+                return Helpers.invokeAs(context, superClass, self, callName, newArgs, Block.NULL_BLOCK);
             }
         });
     }

test/test_higher_javasupport.rb

@@ -1259,6 +1259,13 @@ def test_null_toString
     assert nil == org.jruby.javasupport.test.NullToString.new.to_s
   end
 
+  def test___jsend! # expected to work (with a deprecation) under 1.7
+    verbose, $VERBOSE = $VERBOSE, nil
+    java.lang.Long.new(111).__jsend! :toString
+  ensure
+    $VERBOSE = verbose
+  end
+
   # JRUBY-2277
   # kind of a strange place for this test, but the error manifested
   # when JI was enabled.  the actual bug was a problem in alias_method,