WebSocketClient.java example

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/*
 * Copyright 2002-2013 the original author or authors.
 *
 * 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 org.springframework.web.socket.client;

import java.net.URI;

import org.springframework.util.concurrent.ListenableFuture;
import org.springframework.web.socket.WebSocketHandler;
import org.springframework.web.socket.WebSocketHttpHeaders;
import org.springframework.web.socket.WebSocketSession;

/**
 * Contract for initiating a WebSocket request. As an alternative considering using the
 * declarative style {@link WebSocketConnectionManager} that starts a WebSocket connection
 * to a pre-configured URI when the application starts.
 *
 * @author Rossen Stoyanchev
 * @since 4.0
 * @see WebSocketConnectionManager
 */
public interface WebSocketClient {

	ListenableFuture<WebSocketSession> doHandshake(WebSocketHandler webSocketHandler,
			String uriTemplate, Object... uriVariables);

	ListenableFuture<WebSocketSession> doHandshake(WebSocketHandler webSocketHandler,
			WebSocketHttpHeaders headers, URI uri);

}