private <T> T call( MethodType type, Class<T> returnType, Object receiver, String methodName, Block block, EmbedEvalUnit unit, Object... args) { if (methodName == null || methodName.length() == 0) { return null; } Ruby runtime = container.getProvider().getRuntime(); RubyObject rubyReceiver = getReceiverObject(runtime, receiver); boolean sharing_variables = true; Object obj = container.getAttribute(AttributeName.SHARING_VARIABLES); if (obj != null && obj instanceof Boolean && ((Boolean) obj) == false) { sharing_variables = false; } try { if (sharing_variables) { ManyVarsDynamicScope scope; if (unit != null && unit.getScope() != null) scope = unit.getScope(); else scope = EmbedRubyRuntimeAdapterImpl.getManyVarsDynamicScope(container, 0); container.getVarMap().inject(scope, 0, rubyReceiver); runtime.getCurrentContext().pushScope(scope); } IRubyObject result = callEachType(type, rubyReceiver, methodName, block, args); if (sharing_variables) { container.getVarMap().retrieve(rubyReceiver); } if (!(result instanceof RubyNil) && returnType != null) { Object ret = JavaEmbedUtils.rubyToJava(runtime, result, returnType); return ret != null ? returnType.cast(ret) : null; } return null; } catch (RaiseException e) { runtime.printError(e.getException()); throw new InvokeFailedException(e.getMessage(), e); } catch (Throwable e) { throw new InvokeFailedException(e); } finally { if (sharing_variables) { runtime.getCurrentContext().popScope(); } } }