public Object intercept(Invocation invocation) throws Exception {
try {
logger.info("{} starting", invocation.getPath());
return invocation.invoke();
} catch (Exception e) {
logger.error("{} exception thrown", invocation.getPath(), e);
throw e;
} finally {
logger.info("{} completed", invocation.getPath());
}
}
public Object intercept(Invocation invocation) throws Exception {
Channel channel = null;
try {
channel = beanFactory.establish(protocol, Channel.class);
channel.initialize(host, port, invocation.getPath(), timeout, format);
channel.getAttributes().putAll(client.getAttributes());
channel.addAttribute(CHANNEL_INVOCATION_ATTRIBUTE_KEY, invocation);
Set<Filter<Channel>> _filters = new LinkedHashSet<Filter<Channel>>();
_filters.add(this);
new FixedFilterChain<Channel>(_filters).go(channel);
return invocation.getResult();
} catch (Exception e) {
throw e;
} finally {
IOToolkit.close(channel);
}
}
public void filtrate(Channel channel, FilterChain<Channel> chain) throws Exception {
Invocation request = (Invocation) channel.getAttribute(CHANNEL_INVOCATION_ATTRIBUTE_KEY);
Collection<Step> steps = processings.get(request.getMethod()).values();
channel.send(request, beanFactory, streamFactory, new ArrayList<Step>(steps));
State status = channel.getStatus();
switch (status.getCode()) {
case HttpURLConnection.HTTP_OK:
{
Method method = correspondences.get(request.getMethod());
Invocation response =
channel.receive(method, beanFactory, streamFactory, new ArrayList<Step>(steps));
request.setServerHeader(response.getServerHeader());
request.setProperties(response.getProperties());
request.setResult(response.getResult());
break;
}
default:
throw new RemoteMethodException(
channel.getStatus().getCode(),
channel.getStatus().getMessage(),
IOToolkit.toString(channel));
}
}
public Object intercept(Invocation invocation) throws Exception {
try {
Session session = sessionFactory.openSession();
session.setFlushMode(FlushMode.MANUAL);
SessionHolder sessionHolder = new SessionHolder(session);
TransactionSynchronizationManager.bindResource(sessionFactory, sessionHolder);
return invocation.invoke();
} catch (Exception e) {
throw e;
} finally {
SessionHolder sessionHolder =
(SessionHolder) TransactionSynchronizationManager.unbindResource(sessionFactory);
sessionHolder.getSession().close();
}
}
public Object invoke(Object proxy, Method method, Object[] arguments) throws Throwable {
if (!Pigeons.isOpenableMethod(method)) {
// 如果是 Object 的方法 那么可以直接调用不会通过网络进行远程调用
if (method.getDeclaringClass() == Object.class) {
return method.invoke(this, arguments);
}
throw new NonopenMethodException(interfase, method, arguments);
}
try {
String x = Pigeons.getOpenPath(implementation);
String y = Pigeons.getOpenPath(interfase);
String z = Pigeons.getOpenPath(method);
String path = Pigeons.getOpenPath(x + y + z);
Header header = new Header();
header.setContentType(format);
header.setCharset(client.getCharset());
header.setConnection("closed");
header.setHost(host + (port == 80 ? "" : ":" + port));
header.setPragma("no-cache");
header.setCacheControl("no-cache");
header.setUserAgent(
Version.getCurrent().getName()
+ "/"
+ Version.getCurrent().getCode()
+ "["
+ System.getProperty("user.language")
+ "]"
+ "("
+ System.getProperty("os.name")
+ " "
+ System.getProperty("os.version")
+ ")");
Invocation invocation = new Invocation();
invocation.setClientHeader(header);
invocation.setHost(host);
invocation.setPort(port);
invocation.setPath(path);
invocation.setInterfase(interfase);
invocation.setMethod(method);
invocation.setImplementation(this);
invocation.setArguments(arguments);
invocation.setInterceptors(interceptors.iterator());
return invocation.invoke();
} catch (Throwable e) {
throw e instanceof IOException ? (IOException) e : new IOException(e);
}
}
