org.springframework.web.socket.handler.TextWebSocketHandler Maven / Gradle / Ivy
/*
* Copyright 2002-2016 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
*
* https://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.handler;
import java.io.IOException;
import org.springframework.web.socket.BinaryMessage;
import org.springframework.web.socket.CloseStatus;
import org.springframework.web.socket.WebSocketHandler;
import org.springframework.web.socket.WebSocketSession;
/**
* A convenient base class for {@link WebSocketHandler} implementations
* that process text messages only.
*
* Binary messages are rejected with {@link CloseStatus#NOT_ACCEPTABLE}.
* All other methods have empty implementations.
*
* @author Rossen Stoyanchev
* @author Phillip Webb
* @since 4.0
*/
public class TextWebSocketHandler extends AbstractWebSocketHandler {
@Override
protected void handleBinaryMessage(WebSocketSession session, BinaryMessage message) {
try {
session.close(CloseStatus.NOT_ACCEPTABLE.withReason("Binary messages not supported"));
}
catch (IOException ex) {
// ignore
}
}
}