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xieyinlu
2024-11-30 19:03:49 +08:00
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test/org/apache/tomcat/websocket/TesterEchoServer.java Normal file
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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.apache.tomcat.websocket;
import java.io.IOException;
import java.nio.ByteBuffer;
import javax.servlet.ServletContextEvent;
import javax.websocket.DeploymentException;
import javax.websocket.OnMessage;
import javax.websocket.Session;
import javax.websocket.server.ServerContainer;
import javax.websocket.server.ServerEndpoint;
import org.apache.tomcat.websocket.server.Constants;
import org.apache.tomcat.websocket.server.WsContextListener;
public class TesterEchoServer {
public static class Config extends WsContextListener {
public static final String PATH_ASYNC = "/echoAsync";
public static final String PATH_BASIC = "/echoBasic";
public static final String PATH_BASIC_LIMIT_LOW = "/echoBasicLimitLow";
public static final String PATH_BASIC_LIMIT_HIGH = "/echoBasicLimitHigh";
public static final String PATH_WRITER_ERROR = "/echoWriterError";
@Override
public void contextInitialized(ServletContextEvent sce) {
super.contextInitialized(sce);
ServerContainer sc =
(ServerContainer) sce.getServletContext().getAttribute(
Constants.SERVER_CONTAINER_SERVLET_CONTEXT_ATTRIBUTE);
try {
sc.addEndpoint(Async.class);
sc.addEndpoint(Basic.class);
sc.addEndpoint(BasicLimitLow.class);
sc.addEndpoint(BasicLimitHigh.class);
sc.addEndpoint(WriterError.class);
sc.addEndpoint(RootEcho.class);
} catch (DeploymentException e) {
throw new IllegalStateException(e);
}
}
}
@ServerEndpoint("/echoAsync")
public static class Async {
@OnMessage
public void echoTextMessage(Session session, String msg, boolean last) {
try {
session.getBasicRemote().sendText(msg, last);
} catch (IOException e) {
try {
session.close();
} catch (IOException e1) {
// Ignore
}
}
}
@OnMessage
public void echoBinaryMessage(Session session, ByteBuffer msg,
boolean last) {
try {
session.getBasicRemote().sendBinary(msg, last);
} catch (IOException e) {
try {
session.close();
} catch (IOException e1) {
// Ignore
}
}
}
}
@ServerEndpoint("/echoBasic")
public static class Basic {
@OnMessage
public void echoTextMessage(Session session, String msg) {
try {
session.getBasicRemote().sendText(msg);
} catch (IOException e) {
try {
session.close();
} catch (IOException e1) {
// Ignore
}
}
}
@OnMessage
public void echoBinaryMessage(Session session, ByteBuffer msg) {
try {
session.getBasicRemote().sendBinary(msg);
} catch (IOException e) {
try {
session.close();
} catch (IOException e1) {
// Ignore
}
}
}
}
@ServerEndpoint("/echoBasicLimitLow")
public static class BasicLimitLow {
public static final long MAX_SIZE = 10;
@OnMessage(maxMessageSize = MAX_SIZE)
public void echoTextMessage(Session session, String msg) {
try {
session.getBasicRemote().sendText(msg);
} catch (IOException e) {
try {
session.close();
} catch (IOException e1) {
// Ignore
}
}
}
@OnMessage(maxMessageSize = MAX_SIZE)
public void echoBinaryMessage(Session session, ByteBuffer msg) {
try {
session.getBasicRemote().sendBinary(msg);
} catch (IOException e) {
try {
session.close();
} catch (IOException e1) {
// Ignore
}
}
}
}
@ServerEndpoint("/echoBasicLimitHigh")
public static class BasicLimitHigh {
public static final long MAX_SIZE = 32 * 1024;
@OnMessage(maxMessageSize = MAX_SIZE)
public void echoTextMessage(Session session, String msg) {
try {
session.getBasicRemote().sendText(msg);
} catch (IOException e) {
try {
session.close();
} catch (IOException e1) {
// Ignore
}
}
}
@OnMessage(maxMessageSize = MAX_SIZE)
public void echoBinaryMessage(Session session, ByteBuffer msg) {
try {
session.getBasicRemote().sendBinary(msg);
} catch (IOException e) {
try {
session.close();
} catch (IOException e1) {
// Ignore
}
}
}
}
@ServerEndpoint("/echoWriterError")
public static class WriterError {
@OnMessage
public void echoTextMessage(Session session, @SuppressWarnings("unused") String msg) {
try {
session.getBasicRemote().getSendWriter();
// Simulate an error
throw new RuntimeException();
} catch (IOException e) {
// Should not happen
try {
session.close();
} catch (IOException e1) {
// Ignore
}
}
}
}
@ServerEndpoint("/")
public static class RootEcho {
@OnMessage
public void echoTextMessage(Session session, String msg) {
try {
session.getBasicRemote().sendText(msg);
} catch (IOException e) {
try {
session.close();
} catch (IOException e1) {
// Ignore
}
}
}
}
}