public String getInvokerClassName(MethodRef method) {
String invokerName = invokerName(method);
if (!invokers.contains(method)) {
JimpleClassBuilder invokerClass = context.getJimpleOutput().newClass();
invokerClass.setClassName(invokerName);
invokerClass.addInterface(getInterfaceName(method));
JimpleMethodBuilder applyMethod = invokerClass.newMethod();
applyMethod.setModifiers(JimpleModifiers.PUBLIC);
applyMethod.setName("apply");
applyMethod.setReturnType(method.getReturnType());
int paramIndex = 0;