Examples with HttpServerFilterChainElement org.apache.hc.core5.http.io.support.HttpServerFilterChainElement used on opensource projects

Example 1 with HttpServerFilterChainElement

use of org.apache.hc.core5.http.io.support.HttpServerFilterChainElement in project httpcomponents-core by apache.

the class ServerBootstrap method create.

public HttpServer create() {
    final RequestHandlerRegistry<HttpRequestHandler> handlerRegistry = new RequestHandlerRegistry<>(canonicalHostName != null ? canonicalHostName : InetAddressUtils.getCanonicalLocalHostName(), () -> lookupRegistry != null ? lookupRegistry : UriPatternType.newMatcher(UriPatternType.URI_PATTERN));
    for (final HandlerEntry<HttpRequestHandler> entry : handlerList) {
        handlerRegistry.register(entry.hostname, entry.uriPattern, entry.handler);
    }
    final HttpServerRequestHandler requestHandler;
    if (!filters.isEmpty()) {
        final NamedElementChain<HttpFilterHandler> filterChainDefinition = new NamedElementChain<>();
        filterChainDefinition.addLast(new TerminalServerFilter(handlerRegistry, this.responseFactory != null ? this.responseFactory : DefaultClassicHttpResponseFactory.INSTANCE), StandardFilter.MAIN_HANDLER.name());
        filterChainDefinition.addFirst(new HttpServerExpectationFilter(), StandardFilter.EXPECT_CONTINUE.name());
        for (final FilterEntry<HttpFilterHandler> 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 TerminalServerFilter, 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<HttpFilterHandler>.Node current = filterChainDefinition.getLast();
        HttpServerFilterChainElement filterChain = null;
        while (current != null) {
            filterChain = new HttpServerFilterChainElement(current.getValue(), filterChain);
            current = current.getPrevious();
        }
        requestHandler = new HttpServerFilterChainRequestHandler(filterChain);
    } else {
        requestHandler = new BasicHttpServerExpectationDecorator(new BasicHttpServerRequestHandler(handlerRegistry, this.responseFactory != null ? this.responseFactory : DefaultClassicHttpResponseFactory.INSTANCE));
    }
    final HttpService httpService = new HttpService(this.httpProcessor != null ? this.httpProcessor : HttpProcessors.server(), requestHandler, this.connStrategy != null ? this.connStrategy : DefaultConnectionReuseStrategy.INSTANCE, this.streamListener);
    ServerSocketFactory serverSocketFactoryCopy = this.serverSocketFactory;
    if (serverSocketFactoryCopy == null) {
        if (this.sslContext != null) {
            serverSocketFactoryCopy = this.sslContext.getServerSocketFactory();
        } else {
            serverSocketFactoryCopy = ServerSocketFactory.getDefault();
        }
    }
    HttpConnectionFactory<? extends DefaultBHttpServerConnection> connectionFactoryCopy = this.connectionFactory;
    if (connectionFactoryCopy == null) {
        final String scheme = serverSocketFactoryCopy instanceof SSLServerSocketFactory ? URIScheme.HTTPS.id : URIScheme.HTTP.id;
        connectionFactoryCopy = new DefaultBHttpServerConnectionFactory(scheme, this.http1Config, this.charCodingConfig);
    }
    return new HttpServer(Math.max(this.listenerPort, 0), httpService, this.localAddress, this.socketConfig != null ? this.socketConfig : SocketConfig.DEFAULT, serverSocketFactoryCopy, connectionFactoryCopy, sslSetupHandler != null ? sslSetupHandler : new DefaultTlsSetupHandler(), this.exceptionListener != null ? this.exceptionListener : ExceptionListener.NO_OP);
}