/**
* The last call in the building of a RestExpress server, bind() causes Netty to bind to the
* listening address and process incoming messages.
*
* @return Channel
*/
public Channel bind(int port) {
setPort(port);
// Configure the server.
if (getIoThreadCount() == 0) {
bootstrap = Bootstraps.createServerNioBootstrap();
} else {
bootstrap = Bootstraps.createServerNioBootstrap(getIoThreadCount());
}
// Set up the event pipeline factory.
DefaultRequestHandler requestHandler =
new DefaultRequestHandler(createRouteResolver(), createResponseProcessorResolver());
// Add MessageObservers to the request handler here, if desired...
requestHandler.addMessageObserver(messageObservers.toArray(new MessageObserver[0]));
requestHandler.setExceptionMap(exceptionMap);
// Add pre/post processors to the request handler here...
addPreprocessors(requestHandler);
addPostprocessors(requestHandler);
addFinallyProcessors(requestHandler);
PipelineBuilder pf =
new PipelineBuilder()
.addRequestHandler(requestHandler)
.setMaxContentLength(serverSettings.getMaxContentSize());
if (getExecutorThreadCount() > 0) {
ExecutionHandler executionHandler =
new ExecutionHandler(
new OrderedMemoryAwareThreadPoolExecutor(getExecutorThreadCount(), 0, 0));
pf.setExecutionHandler(executionHandler);
}
bootstrap.setPipelineFactory(pf);
setBootstrapOptions();
// Bind and start to accept incoming connections.
if (shouldUseSystemOut()) {
System.out.println("Starting " + getName() + " Server on port " + port);
}
Channel channel = bootstrap.bind(new InetSocketAddress(port));
allChannels.add(channel);
bindPlugins();
return channel;
}
/** @param requestHandler */
private void addFinallyProcessors(DefaultRequestHandler requestHandler) {
for (Postprocessor processor : getFinallyProcessors()) {
requestHandler.addFinallyProcessor(processor);
}
}
/** @param requestHandler */
private void addPreprocessors(DefaultRequestHandler requestHandler) {
for (Preprocessor processor : getPreprocessors()) {
requestHandler.addPreprocessor(processor);
}
}