public static Object[] getArguments(Invocation invocation) {
if (Constants.$INVOKE.equals(invocation.getMethodName())
&& invocation.getArguments() != null
&& invocation.getArguments().length > 2
&& invocation.getArguments()[2] instanceof Object[]) {
return (Object[]) invocation.getArguments()[2];
}
return invocation.getArguments();
}
public static String getMethodName(Invocation invocation) {
if (Constants.$INVOKE.equals(invocation.getMethodName())
&& invocation.getArguments() != null
&& invocation.getArguments().length > 0
&& invocation.getArguments()[0] instanceof String) {
return (String) invocation.getArguments()[0];
}
return invocation.getMethodName();
}
public static Class<?>[] getParameterTypes(Invocation invocation) {
if (Constants.$INVOKE.equals(invocation.getMethodName())
&& invocation.getArguments() != null
&& invocation.getArguments().length > 1
&& invocation.getArguments()[1] instanceof String[]) {
String[] types = (String[]) invocation.getArguments()[1];
if (types == null) {
return new Class<?>[0];
}
Class<?>[] parameterTypes = new Class<?>[types.length];
for (int i = 0; i < types.length; i++) {
parameterTypes[i] = ReflectUtils.forName(types[0]);
}
return parameterTypes;
}
return invocation.getParameterTypes();
}
public static boolean isOneway(URL url, Invocation inv) {
boolean isOneway;
// 如果Java代码中设置优先.
if (Boolean.FALSE.toString().equals(inv.getAttachment(Constants.RETURN_KEY))) {
isOneway = true;
} else {
isOneway = !url.getMethodParameter(getMethodName(inv), Constants.RETURN_KEY, true);
}
return isOneway;
}
public static boolean isAsync(URL url, Invocation inv) {
boolean isAsync;
// 如果Java代码中设置优先.
if (Boolean.TRUE.toString().equals(inv.getAttachment(Constants.ASYNC_KEY))) {
isAsync = true;
} else {
isAsync = url.getMethodParameter(getMethodName(inv), Constants.ASYNC_KEY, false);
}
return isAsync;
}
public static Type[] getReturnTypes(Invocation invocation) {
try {
if (invocation != null
&& invocation.getInvoker() != null
&& invocation.getInvoker().getUrl() != null
&& !invocation.getMethodName().startsWith("$")) {
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;
}
private static boolean isAttachInvocationId(URL url, Invocation invocation) {
String value =
url.getMethodParameter(invocation.getMethodName(), Constants.AUTO_ATTACH_INVOCATIONID_KEY);
if (value == null) {
// 异步操作默认添加invocationid
return isAsync(url, invocation);
} else if (Boolean.TRUE.toString().equalsIgnoreCase(value)) {
// 设置为添加，则一定添加
return true;
} else {
// value为false时，不添加
return false;
}
}
public static Long getInvocationId(Invocation inv) {
String id = inv.getAttachment(Constants.ID_KEY);
return id == null ? null : new Long(id);
}
