io.undertow.websockets.spi.BlockingWebSocketHttpServerExchange Maven / Gradle / Ivy
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* Copyright 2014 Red Hat, Inc., and individual contributors
* as indicated by the @author tags.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package io.undertow.websockets.spi;
import io.undertow.server.HttpServerExchange;
import io.undertow.websockets.core.WebSocketChannel;
import org.xnio.FinishedIoFuture;
import org.xnio.FutureResult;
import org.xnio.IoFuture;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.nio.ByteBuffer;
import java.util.Set;
/**
* @author Stuart Douglas
*/
public class BlockingWebSocketHttpServerExchange extends AsyncWebSocketHttpServerExchange {
private final OutputStream out;
private final InputStream in;
public BlockingWebSocketHttpServerExchange(final HttpServerExchange exchange, Set peerConnections) {
super(exchange, peerConnections);
out = exchange.getOutputStream();
in = exchange.getInputStream();
}
@Override
public IoFuture sendData(final ByteBuffer data) {
try {
while (data.hasRemaining()) {
out.write(data.get());
}
return new FinishedIoFuture<>(null);
} catch (IOException e) {
final FutureResult ioFuture = new FutureResult<>();
ioFuture.setException(e);
return ioFuture.getIoFuture();
}
}
@Override
public IoFuture readRequestData() {
final ByteArrayOutputStream data = new ByteArrayOutputStream();
try {
byte[] buf = new byte[1024];
int r;
while ((r = in.read(buf)) != -1) {
data.write(buf, 0, r);
}
return new FinishedIoFuture<>(data.toByteArray());
} catch (IOException e) {
final FutureResult ioFuture = new FutureResult<>();
ioFuture.setException(e);
return ioFuture.getIoFuture();
}
}
}