Example 6 with BasicRequestConsumer
use of org.apache.hc.core5.http.nio.support.BasicRequestConsumer in project httpcomponents-core by apache.
the class H2FileServerExample method main.
public static void main(final String[] args) throws Exception {
if (args.length < 1) {
System.err.println("Please specify document root directory");
System.exit(1);
}
// Document root directory
final File docRoot = new File(args[0]);
int port = 8080;
if (args.length >= 2) {
port = Integer.parseInt(args[1]);
}
final IOReactorConfig config = IOReactorConfig.custom().setSoTimeout(15, TimeUnit.SECONDS).setTcpNoDelay(true).build();
final HttpAsyncServer server = H2ServerBootstrap.bootstrap().setIOReactorConfig(config).setVersionPolicy(HttpVersionPolicy.FORCE_HTTP_2).setStreamListener(new H2StreamListener() {
@Override
public void onHeaderInput(final HttpConnection connection, final int streamId, final List<? extends Header> headers) {
for (int i = 0; i < headers.size(); i++) {
System.out.println(connection.getRemoteAddress() + " (" + streamId + ") << " + headers.get(i));
}
}
@Override
public void onHeaderOutput(final HttpConnection connection, final int streamId, final List<? extends Header> headers) {
for (int i = 0; i < headers.size(); i++) {
System.out.println(connection.getRemoteAddress() + " (" + streamId + ") >> " + headers.get(i));
}
}
@Override
public void onFrameInput(final HttpConnection connection, final int streamId, final RawFrame frame) {
}
@Override
public void onFrameOutput(final HttpConnection connection, final int streamId, final RawFrame frame) {
}
@Override
public void onInputFlowControl(final HttpConnection connection, final int streamId, final int delta, final int actualSize) {
}
@Override
public void onOutputFlowControl(final HttpConnection connection, final int streamId, final int delta, final int actualSize) {
}
}).register("*", new AsyncServerRequestHandler<Message<HttpRequest, Void>>() {
@Override
public AsyncRequestConsumer<Message<HttpRequest, Void>> prepare(final HttpRequest request, final EntityDetails entityDetails, final HttpContext context) throws HttpException {
return new BasicRequestConsumer<>(entityDetails != null ? new DiscardingEntityConsumer<>() : null);
}
@Override
public void handle(final Message<HttpRequest, Void> message, final ResponseTrigger responseTrigger, final HttpContext context) throws HttpException, IOException {
final HttpRequest request = message.getHead();
final URI requestUri;
try {
requestUri = request.getUri();
} catch (final URISyntaxException ex) {
throw new ProtocolException(ex.getMessage(), ex);
}
final String path = requestUri.getPath();
final File file = new File(docRoot, path);
if (!file.exists()) {
System.out.println("File " + file.getPath() + " not found");
responseTrigger.submitResponse(AsyncResponseBuilder.create(HttpStatus.SC_NOT_FOUND).setEntity("<html><body><h1>File" + file.getPath() + " not found</h1></body></html>", ContentType.TEXT_HTML).build(), context);
} else if (!file.canRead() || file.isDirectory()) {
System.out.println("Cannot read file " + file.getPath());
responseTrigger.submitResponse(AsyncResponseBuilder.create(HttpStatus.SC_FORBIDDEN).setEntity("<html><body><h1>Access denied</h1></body></html>", ContentType.TEXT_HTML).build(), context);
} else {
final ContentType contentType;
final String filename = TextUtils.toLowerCase(file.getName());
if (filename.endsWith(".txt")) {
contentType = ContentType.TEXT_PLAIN;
} else if (filename.endsWith(".html") || filename.endsWith(".htm")) {
contentType = ContentType.TEXT_HTML;
} else if (filename.endsWith(".xml")) {
contentType = ContentType.TEXT_XML;
} else {
contentType = ContentType.DEFAULT_BINARY;
}
final HttpCoreContext coreContext = HttpCoreContext.adapt(context);
final EndpointDetails endpoint = coreContext.getEndpointDetails();
System.out.println(endpoint + ": serving file " + file.getPath());
responseTrigger.submitResponse(AsyncResponseBuilder.create(HttpStatus.SC_OK).setEntity(AsyncEntityProducers.create(file, contentType)).build(), context);
}
}
}).create();
Runtime.getRuntime().addShutdownHook(new Thread(() -> {
System.out.println("HTTP server shutting down");
server.close(CloseMode.GRACEFUL);
}));
server.start();
final Future<ListenerEndpoint> future = server.listen(new InetSocketAddress(port), URIScheme.HTTP);
final ListenerEndpoint listenerEndpoint = future.get();
System.out.print("Listening on " + listenerEndpoint.getAddress());
server.awaitShutdown(TimeValue.ofDays(Long.MAX_VALUE));
}
Also used :
Message(org.apache.hc.core5.http.Message)
ContentType(org.apache.hc.core5.http.ContentType)
HttpConnection(org.apache.hc.core5.http.HttpConnection)
BasicRequestConsumer(org.apache.hc.core5.http.nio.support.BasicRequestConsumer)
InetSocketAddress(java.net.InetSocketAddress)
URISyntaxException(java.net.URISyntaxException)
URI(java.net.URI)
IOReactorConfig(org.apache.hc.core5.reactor.IOReactorConfig)
H2StreamListener(org.apache.hc.core5.http2.impl.nio.H2StreamListener)
EntityDetails(org.apache.hc.core5.http.EntityDetails)
HttpRequest(org.apache.hc.core5.http.HttpRequest)
ProtocolException(org.apache.hc.core5.http.ProtocolException)
HttpContext(org.apache.hc.core5.http.protocol.HttpContext)
EndpointDetails(org.apache.hc.core5.http.EndpointDetails)
ListenerEndpoint(org.apache.hc.core5.reactor.ListenerEndpoint)
AsyncServerRequestHandler(org.apache.hc.core5.http.nio.AsyncServerRequestHandler)
DiscardingEntityConsumer(org.apache.hc.core5.http.nio.entity.DiscardingEntityConsumer)
HttpAsyncServer(org.apache.hc.core5.http.impl.bootstrap.HttpAsyncServer)
ListenerEndpoint(org.apache.hc.core5.reactor.ListenerEndpoint)
HttpCoreContext(org.apache.hc.core5.http.protocol.HttpCoreContext)
RawFrame(org.apache.hc.core5.http2.frame.RawFrame)
File(java.io.File)
Aggregations
InetSocketAddress (java.net.InetSocketAddress)6
EntityDetails (org.apache.hc.core5.http.EntityDetails)6
HttpRequest (org.apache.hc.core5.http.HttpRequest)6
Message (org.apache.hc.core5.http.Message)6
AsyncServerRequestHandler (org.apache.hc.core5.http.nio.AsyncServerRequestHandler)6
HttpContext (org.apache.hc.core5.http.protocol.HttpContext)6
BasicRequestConsumer (org.apache.hc.core5.http.nio.support.BasicRequestConsumer)4
ListenerEndpoint (org.apache.hc.core5.reactor.ListenerEndpoint)4
IOException (java.io.IOException)3
HttpException (org.apache.hc.core5.http.HttpException)3
HttpResponse (org.apache.hc.core5.http.HttpResponse)3
HttpAsyncServer (org.apache.hc.core5.http.impl.bootstrap.HttpAsyncServer)3
DiscardingEntityConsumer (org.apache.hc.core5.http.nio.entity.DiscardingEntityConsumer)3
StringAsyncEntityConsumer (org.apache.hc.core5.http.nio.entity.StringAsyncEntityConsumer)3
IOReactorConfig (org.apache.hc.core5.reactor.IOReactorConfig)3
File (java.io.File)2
InterruptedIOException (java.io.InterruptedIOException)2
URI (java.net.URI)2
URISyntaxException (java.net.URISyntaxException)2
HashMap (java.util.HashMap)2
