Http2ResponseSender.java

package org.webpieces.httpcommon.impl;

import java.util.List;
import java.util.concurrent.CompletableFuture;

import org.webpieces.data.api.DataWrapper;
import org.webpieces.httpcommon.api.Http2ServerEngine;
import org.webpieces.httpcommon.api.Protocol;
import org.webpieces.httpcommon.api.RequestId;
import org.webpieces.httpcommon.api.ResponseId;
import org.webpieces.httpcommon.api.ResponseSender;
import org.webpieces.httpcommon.api.exceptions.HttpException;
import org.webpieces.httpparser.api.dto.HttpRequest;
import org.webpieces.httpparser.api.dto.HttpResponse;
import org.webpieces.nio.api.channels.Channel;

import com.webpieces.http2parser.api.dto.lib.Http2Header;

class Http2ResponseSender implements ResponseSender {
    // TODO: maybe we should just make the Http2ServerEngine implement ResponseSender?
    private Http2ServerEngine http2ServerEngine;

    Http2ResponseSender(Http2ServerEngine http2ServerEngine) {
        this.http2ServerEngine = http2ServerEngine;
    }

    @Override
    public Protocol getProtocol() {
        return Protocol.HTTP2;
    }

    @Override
    public CompletableFuture<Void> close() {
        // TODO: Do some stuff with the engine to close
        return CompletableFuture.completedFuture(null);
    }

    @Override
    public CompletableFuture<ResponseId> sendResponse(HttpResponse response, HttpRequest request, RequestId requestId, boolean isComplete) {
        return http2ServerEngine.sendResponse(response, request, requestId, isComplete);
    }

    @Override
    public CompletableFuture<Void> sendData(DataWrapper data, ResponseId id, boolean isComplete) {
        return http2ServerEngine.sendData(data, id, isComplete);
    }

    @Override
    public void sendTrailer(List<Http2Header> headerList, ResponseId id, boolean isComplete) {
        // TODO: implement this to support chunked encoding last chunk headers in http2
        throw new UnsupportedOperationException();
    }

    @Override
    public CompletableFuture<Void> sendException(HttpException e) {
        // TODO: ?? what do we do here
        return CompletableFuture.completedFuture(null);
    }

    @Override
    public Channel getUnderlyingChannel() {
        return http2ServerEngine.getUnderlyingChannel();
    }
}