use of org.apache.hc.core5.http2.impl.nio.ServerHttpProtocolNegotiationStarter in project httpcomponents-core by apache.
the class H2ServerBootstrap method create.
public HttpAsyncServer create() {
final String actualCanonicalHostName = canonicalHostName != null ? canonicalHostName : InetAddressUtils.getCanonicalLocalHostName();
final RequestHandlerRegistry<Supplier<AsyncServerExchangeHandler>> registry = new RequestHandlerRegistry<>(actualCanonicalHostName, () -> lookupRegistry != null ? lookupRegistry : UriPatternType.newMatcher(UriPatternType.URI_PATTERN));
for (final HandlerEntry<Supplier<AsyncServerExchangeHandler>> entry : handlerList) {
registry.register(entry.hostname, entry.uriPattern, entry.handler);
}
final HandlerFactory<AsyncServerExchangeHandler> handlerFactory;
if (!filters.isEmpty()) {
final NamedElementChain<AsyncFilterHandler> filterChainDefinition = new NamedElementChain<>();
filterChainDefinition.addLast(new TerminalAsyncServerFilter(new DefaultAsyncResponseExchangeHandlerFactory(registry)), StandardFilter.MAIN_HANDLER.name());
filterChainDefinition.addFirst(new AsyncServerExpectationFilter(), StandardFilter.EXPECT_CONTINUE.name());
for (final FilterEntry<AsyncFilterHandler> entry : filters) {
switch(entry.position) {
case AFTER:
filterChainDefinition.addAfter(entry.existing, entry.filterHandler, entry.name);
break;
case BEFORE:
filterChainDefinition.addBefore(entry.existing, entry.filterHandler, entry.name);
break;
case REPLACE:
filterChainDefinition.replace(entry.existing, entry.filterHandler);
break;
case FIRST:
filterChainDefinition.addFirst(entry.filterHandler, entry.name);
break;
case LAST:
// Don't add last, after TerminalAsyncServerFilter, as that does not delegate to the chain
// Instead, add the filter just before it, making it effectively the last filter
filterChainDefinition.addBefore(StandardFilter.MAIN_HANDLER.name(), entry.filterHandler, entry.name);
break;
}
}
NamedElementChain<AsyncFilterHandler>.Node current = filterChainDefinition.getLast();
AsyncServerFilterChainElement execChain = null;
while (current != null) {
execChain = new AsyncServerFilterChainElement(current.getValue(), execChain);
current = current.getPrevious();
}
handlerFactory = new AsyncServerFilterChainExchangeHandlerFactory(execChain, exceptionCallback);
} else {
handlerFactory = new DefaultAsyncResponseExchangeHandlerFactory(registry, handler -> new BasicAsyncServerExpectationDecorator(handler, exceptionCallback));
}
final ServerH2StreamMultiplexerFactory http2StreamHandlerFactory = new ServerH2StreamMultiplexerFactory(httpProcessor != null ? httpProcessor : H2Processors.server(), handlerFactory, h2Config != null ? h2Config : H2Config.DEFAULT, charCodingConfig != null ? charCodingConfig : CharCodingConfig.DEFAULT, h2StreamListener);
final TlsStrategy actualTlsStrategy = tlsStrategy != null ? tlsStrategy : new H2ServerTlsStrategy();
final ServerHttp1StreamDuplexerFactory http1StreamHandlerFactory = new ServerHttp1StreamDuplexerFactory(httpProcessor != null ? httpProcessor : HttpProcessors.server(), handlerFactory, http1Config != null ? http1Config : Http1Config.DEFAULT, charCodingConfig != null ? charCodingConfig : CharCodingConfig.DEFAULT, DefaultConnectionReuseStrategy.INSTANCE, DefaultHttpRequestParserFactory.INSTANCE, DefaultHttpResponseWriterFactory.INSTANCE, DefaultContentLengthStrategy.INSTANCE, DefaultContentLengthStrategy.INSTANCE, http1StreamListener);
final IOEventHandlerFactory ioEventHandlerFactory = new ServerHttpProtocolNegotiationStarter(http1StreamHandlerFactory, http2StreamHandlerFactory, versionPolicy != null ? versionPolicy : HttpVersionPolicy.NEGOTIATE, actualTlsStrategy, handshakeTimeout);
return new HttpAsyncServer(ioEventHandlerFactory, ioReactorConfig, ioSessionDecorator, exceptionCallback, sessionListener, actualCanonicalHostName);
}
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