public static Class<?>[] getParameterTypes(Invocation invocation) {
if (Constants.$INVOKE.equals(invocation.getMethodName())
&& invocation.getArguments() != null
&& invocation.getArguments().length > 1
&& invocation.getArguments()[1] instanceof String[]) {
String[] types = (String[]) invocation.getArguments()[1];
if (types == null) {
return new Class<?>[0];
}
Class<?>[] parameterTypes = new Class<?>[types.length];
for (int i = 0; i < types.length; i++) {
parameterTypes[i] = ReflectUtils.forName(types[0]);
}
return parameterTypes;
}
return invocation.getParameterTypes();
}
public static Type[] getReturnTypes(Invocation invocation) {
try {
if (invocation != null
&& invocation.getInvoker() != null
&& invocation.getInvoker().getUrl() != null
&& !invocation.getMethodName().startsWith("$")) {
String service = invocation.getInvoker().getUrl().getServiceInterface();
if (service != null && service.length() > 0) {
Class<?> cls = ReflectUtils.forName(service);
Method method = cls.getMethod(invocation.getMethodName(), invocation.getParameterTypes());
if (method.getReturnType() == void.class) {
return null;
}
return new Type[] {method.getReturnType(), method.getGenericReturnType()};
}
}
} catch (Throwable t) {
logger.warn(t.getMessage(), t);
}
return null;
}