/*
* JBoss, Home of Professional Open Source.
* 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.jsr.handshake;
import io.undertow.websockets.core.WebSocketChannel;
import io.undertow.websockets.core.protocol.version08.Hybi08Handshake;
import io.undertow.websockets.jsr.ConfiguredServerEndpoint;
import io.undertow.websockets.spi.WebSocketHttpExchange;
import org.xnio.Pool;
import org.xnio.StreamConnection;
import java.nio.ByteBuffer;
import java.util.Collections;
/**
* {@link Hybi08Handshake} sub-class which takes care of match against the {@link javax.websocket.server.ServerEndpointConfiguration} and
* stored the config in the attributes for later usage.
*
* @author <a href="mailto:nmaurer@redhat.com">Norman Maurer</a>
*/
public final class JsrHybi08Handshake extends Hybi08Handshake {
private final ConfiguredServerEndpoint config;
public JsrHybi08Handshake(ConfiguredServerEndpoint config) {
super(Collections.<String>emptySet(), false);
this.config = config;
}
@Override
protected void upgradeChannel(final WebSocketHttpExchange exchange, byte[] data) {
HandshakeUtil.prepareUpgrade(config.getEndpointConfiguration(), exchange);
super.upgradeChannel(exchange, data);
}
@Override
public WebSocketChannel createChannel(WebSocketHttpExchange exchange, final StreamConnection c, final Pool<ByteBuffer> buffers) {
WebSocketChannel channel = super.createChannel(exchange, c, buffers);
HandshakeUtil.setConfig(channel, config);
return channel;
}
@Override
public boolean matches(WebSocketHttpExchange exchange) {
return super.matches(exchange) && HandshakeUtil.checkOrigin(config.getEndpointConfiguration(), exchange);
}
@Override
protected String supportedSubprotols(String[] requestedSubprotocolArray) {
return HandshakeUtil.selectSubProtocol(config, requestedSubprotocolArray);
}
}