HTTP2ClientDemo.java

package test.codec.http2;

import com.firefly.client.http2.HTTP2Client;
import com.firefly.client.http2.HTTP2ClientConnection;
import com.firefly.client.http2.HTTPClientConnection;
import com.firefly.codec.http2.frame.*;
import com.firefly.codec.http2.model.*;
import com.firefly.codec.http2.stream.HTTP2Configuration;
import com.firefly.codec.http2.stream.HTTPConnection;
import com.firefly.codec.http2.stream.Session;
import com.firefly.codec.http2.stream.Session.Listener;
import com.firefly.codec.http2.stream.Stream;
import com.firefly.utils.concurrent.Callback;
import com.firefly.utils.concurrent.FuturePromise;
import com.firefly.utils.io.BufferUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.io.UnsupportedEncodingException;
import java.nio.ByteBuffer;
import java.util.HashMap;
import java.util.Map;
import java.util.concurrent.ExecutionException;

public class HTTP2ClientDemo {

	private static Logger log = LoggerFactory.getLogger("firefly-system");

	public static void main(String[] args)
			throws InterruptedException, ExecutionException, UnsupportedEncodingException {
		final HTTP2Configuration http2Configuration = new HTTP2Configuration();
		http2Configuration.setSecureConnectionEnabled(true);
		http2Configuration.setFlowControlStrategy("simple");
		http2Configuration.getTcpConfiguration().setTimeout(60 * 1000);
		HTTP2Client client = new HTTP2Client(http2Configuration);

		FuturePromise<HTTPClientConnection> promise = new FuturePromise<>();
		client.connect("127.0.0.1", 6677, promise, new Listener() {

			@Override
			public Map<Integer, Integer> onPreface(Session session) {
				log.info("client preface: {}", session);
				Map<Integer, Integer> settings = new HashMap<>();
				settings.put(SettingsFrame.HEADER_TABLE_SIZE, http2Configuration.getMaxDynamicTableSize());
				settings.put(SettingsFrame.INITIAL_WINDOW_SIZE, http2Configuration.getInitialStreamSendWindow());
				return settings;
			}

			@Override
			public com.firefly.codec.http2.stream.Stream.Listener onNewStream(Stream stream, HeadersFrame frame) {
				return null;
			}

			@Override
			public void onSettings(Session session, SettingsFrame frame) {
				log.info("client received settings frame: {}", frame);
			}

			@Override
			public void onPing(Session session, PingFrame frame) {
			}

			@Override
			public void onReset(Session session, ResetFrame frame) {
				log.info("client resets {}", frame);
			}

			@Override
			public void onClose(Session session, GoAwayFrame frame) {
				log.info("client is closed {}", frame);
			}

			@Override
			public void onFailure(Session session, Throwable failure) {
				log.error("client failure, {}", failure, session);
			}

			@Override
			public boolean onIdleTimeout(Session session) {
				return false;
			}
		});

		HTTPConnection connection = promise.get();
		HttpFields fields = new HttpFields();
		fields.put(HttpHeader.ACCEPT, "text/html");
		fields.put(HttpHeader.USER_AGENT, "Firefly Client 1.0");
		fields.put(HttpHeader.CONTENT_LENGTH, "28");
		MetaData.Request metaData = new MetaData.Request("POST", HttpScheme.HTTP,
				new HostPortHttpField("127.0.0.1:6677"), "/data", HttpVersion.HTTP_2, fields);

		HTTP2ClientConnection clientConnection = (HTTP2ClientConnection) connection;

		FuturePromise<Stream> streamPromise = new FuturePromise<>();
		clientConnection.getHttp2Session().newStream(new HeadersFrame(metaData, null, false), streamPromise,
				new Stream.Listener() {

					@Override
					public void onHeaders(Stream stream, HeadersFrame frame) {
						log.info("client received headers: {}", frame);
					}

					@Override
					public com.firefly.codec.http2.stream.Stream.Listener onPush(Stream stream,
							PushPromiseFrame frame) {
						return null;
					}

					@Override
					public void onData(Stream stream, DataFrame frame, Callback callback) {
						log.info("client received data: {}, {}", BufferUtils.toUTF8String(frame.getData()), frame);
						callback.succeeded();
					}

					@Override
					public void onReset(Stream stream, ResetFrame frame) {
						log.info("client reset: {}, {}", stream, frame);
					}

					@Override
					public boolean onIdleTimeout(Stream stream, Throwable x) {
						log.error("the client stream {} is timeout", x, stream);
						return true;
					}

					
				});

		final Stream clientStream = streamPromise.get();
		log.info("client stream id is ", clientStream.getId());

		final DataFrame smallDataFrame = new DataFrame(clientStream.getId(),
				ByteBuffer.wrap("hello world!".getBytes("UTF-8")), false);
		final DataFrame bigDataFrame = new DataFrame(clientStream.getId(),
				ByteBuffer.wrap("big hello world!".getBytes("UTF-8")), true);

		clientStream.data(smallDataFrame, new Callback() {

			@Override
			public void succeeded() {
				log.info("client sents small data success");
				clientStream.data(bigDataFrame, new Callback() {

					@Override
					public void succeeded() {
						log.info("client sents big data success");

					}

					@Override
					public void failed(Throwable x) {
						log.info("client sents big data failure");
					}
				});
			}

			@Override
			public void failed(Throwable x) {
				log.info("client sents small data failure");
			}
		});

	}
}