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WSCServerSideServer.java
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WSCServerSideServer.java
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/*
* Copyright (c) 2013, 2018 Oracle and/or its affiliates. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v. 2.0, which is available at
* http://www.eclipse.org/legal/epl-2.0.
*
* This Source Code may also be made available under the following Secondary
* Licenses when the conditions for such availability set forth in the
* Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
* version 2 with the GNU Classpath Exception, which is available at
* https://www.gnu.org/software/classpath/license.html.
*
* SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
*/
package com.sun.ts.tests.websocket.ee.javax.websocket.remoteendpoint.basic;
import java.io.IOException;
import java.io.OutputStream;
import java.io.Writer;
import java.nio.ByteBuffer;
import javax.websocket.EncodeException;
import javax.websocket.OnError;
import javax.websocket.OnMessage;
import javax.websocket.PongMessage;
import javax.websocket.RemoteEndpoint.Basic;
import javax.websocket.Session;
import javax.websocket.server.ServerEndpoint;
import com.sun.ts.tests.websocket.common.stringbean.StringBean;
import com.sun.ts.tests.websocket.common.stringbean.StringBeanTextEncoder;
import com.sun.ts.tests.websocket.common.util.IOUtil;
@ServerEndpoint(value = "/server", encoders = { StringBeanTextEncoder.class,
ThrowingEncoder.class })
public class WSCServerSideServer {
static final String[] RESPONSE = { "OK", "FAIL" };
@OnMessage
public String onMessage(PongMessage pong) {
return IOUtil.byteBufferToString(pong.getApplicationData());
}
@OnMessage
public String onMessage(String msg, Session session) {
Basic basicRemote = session.getBasicRemote();
OPS op = OPS.valueOf(msg.toUpperCase());
switch (op) {
case POKE:
// returns msg;
break;
case SENDBINARY:
msg = sendBinary(basicRemote);
break;
case SENDBINARYPART1:
msg = sendBinaryPartial(basicRemote);
break;
case SENDBINARYTHROWS:
msg = sendBinaryThrows(basicRemote);
break;
case SENDOBJECT:
msg = sendObject(basicRemote);
break;
case SENDOBJECTTHROWS:
msg = sendObjectThrows(basicRemote);
break;
case SENDOBJECTTHROWSENCODEEEXCEPTION:
msg = sendObjectThrowsEncodeException(basicRemote);
break;
case SENDOBJECT_BOOL:
msg = sendObject(basicRemote, boolean.class);
break;
case SENDOBJECT_BYTE:
msg = sendObject(basicRemote, byte.class);
break;
case SENDOBJECT_CHAR:
msg = sendObject(basicRemote, char.class);
break;
case SENDOBJECT_DOUBLE:
msg = sendObject(basicRemote, double.class);
break;
case SENDOBJECT_FLOAT:
msg = sendObject(basicRemote, float.class);
break;
case SENDOBJECT_INT:
msg = sendObject(basicRemote, int.class);
break;
case SENDOBJECT_LONG:
msg = sendObject(basicRemote, long.class);
break;
case SENDOBJECT_SHORT:
msg = sendObject(basicRemote, short.class);
break;
case SENDTEXT:
msg = sendText(basicRemote);
break;
case SENDTEXTPART1:
msg = sendTextPartial(basicRemote);
break;
case SENDTEXTTHROWS:
msg = sendTextThrows(basicRemote);
break;
case SENDSTREAM:
msg = getSendStream(basicRemote);
break;
case SENDWRITER:
msg = getSendWriter(basicRemote);
break;
case BATCHING_ALLOWED:
msg = batchingAllowed(basicRemote);
break;
case SEND_PING:
msg = sendPing(basicRemote);
break;
case SEND_PING_THROWS:
msg = sendPingThrows(basicRemote);
break;
case SEND_PONG:
msg = sendPong(basicRemote);
break;
case SEND_PONG_THROWS:
msg = sendBinaryThrows(basicRemote);
break;
case IDLE:
session.setMaxIdleTimeout(1500L);
break;
case PING_4_TIMES:
msg = sendPing4times(basicRemote);
break;
case PONG_4_TIMES:
msg = sendPong4times(basicRemote);
break;
default:
throw new IllegalArgumentException("Method " + msg + " not implemented");
}
return msg;
}
@OnError
public void onError(Session session, Throwable t) throws IOException {
System.out.println("@OnError in " + getClass().getName());
t.printStackTrace(); // Write to error log, too
String message = "Exception: " + IOUtil.printStackTrace(t);
session.getBasicRemote().sendText(message);
}
/**
* Again, since the asynchronous thread sends message in virtually no time,
* one does not have any force to hold that send operation in its thread, to
* check the send operation is really unblocking and asynchronous
*
* @param asyncRemote
* @return
*/
protected static String sendBinary(Basic basicRemote) {
try {
basicRemote.sendBinary(ByteBuffer.wrap(OPS.SENDBINARY.name().getBytes()));
return RESPONSE[0];
} catch (Exception e) {
e.printStackTrace();
return IOUtil.printStackTrace(e);
}
}
protected static String sendBinaryPartial(Basic basicRemote) {
try {
basicRemote.sendBinary(
ByteBuffer.wrap(OPS.SENDBINARYPART1.name().getBytes()), false);
basicRemote.sendBinary(
ByteBuffer.wrap(OPS.SENDBINARYPART2.name().getBytes()), false);
basicRemote.sendBinary(
ByteBuffer.wrap(OPS.SENDBINARYPART3.name().getBytes()), true);
return RESPONSE[0];
} catch (Exception e) {
e.printStackTrace();
return IOUtil.printStackTrace(e);
}
}
protected static String sendBinaryThrows(Basic basicRemote) {
try {
basicRemote.sendBinary((ByteBuffer) null);
return RESPONSE[1];
} catch (IllegalArgumentException e) {
return RESPONSE[0];
} catch (Exception e) {
e.printStackTrace();
return IOUtil.printStackTrace(e);
}
}
protected static String sendObject(Basic basicRemote) {
try {
basicRemote.sendObject(new StringBean(OPS.SENDOBJECT.name()));
return RESPONSE[0];
} catch (Exception e) {
e.printStackTrace();
return IOUtil.printStackTrace(e);
}
}
protected static String sendObject(Basic basicRemote, Class<?> type) {
try {
if (type == byte.class) {
byte b = -100;
basicRemote.sendObject(b);
} else if (type == short.class) {
short s = -101;
basicRemote.sendObject(s);
} else if (type == int.class) {
int i = -102;
basicRemote.sendObject(i);
} else if (type == long.class) {
long l = -103L;
basicRemote.sendObject(l);
} else if (type == float.class) {
float f = -104f;
basicRemote.sendObject(f);
} else if (type == double.class) {
double d = -105d;
basicRemote.sendObject(d);
} else if (type == boolean.class) {
boolean b = false;
basicRemote.sendObject(b);
} else if (type == char.class) {
char c = 106;
basicRemote.sendObject(c);
}
return RESPONSE[0];
} catch (Exception e) {
e.printStackTrace();
return IOUtil.printStackTrace(e);
}
}
protected static String sendObjectThrows(Basic basicRemote) {
try {
basicRemote.sendObject((StringBean) null);
return RESPONSE[1];
} catch (IllegalArgumentException e) {
return RESPONSE[0];
} catch (Exception e) {
e.printStackTrace();
return IOUtil.printStackTrace(e);
}
}
protected static String sendObjectThrowsEncodeException(Basic basicRemote) {
try {
basicRemote.sendObject(new HolderForThrowingEncoder(
OPS.SENDOBJECTTHROWSENCODEEEXCEPTION.name()));
return RESPONSE[1];
} catch (EncodeException e) {
return RESPONSE[0];
} catch (Exception e) {
e.printStackTrace();
return IOUtil.printStackTrace(e);
}
}
protected static String sendText(Basic basicRemote) {
try {
basicRemote.sendText(OPS.SENDTEXT.name());
return RESPONSE[0];
} catch (Exception e) {
e.printStackTrace();
return IOUtil.printStackTrace(e);
}
}
protected static String sendTextPartial(Basic basicRemote) {
try {
basicRemote.sendText(OPS.SENDTEXTPART1.name(), false);
basicRemote.sendText(OPS.SENDTEXTPART2.name(), false);
basicRemote.sendText(OPS.SENDTEXTPART3.name(), true);
return RESPONSE[0];
} catch (Exception e) {
e.printStackTrace();
return IOUtil.printStackTrace(e);
}
}
protected static String sendTextThrows(Basic basicRemote) {
try {
basicRemote.sendText((String) null);
return RESPONSE[1];
} catch (IllegalArgumentException e) {
return RESPONSE[0];
} catch (Exception e) {
e.printStackTrace();
return IOUtil.printStackTrace(e);
}
}
protected static String getSendStream(Basic basicRemote) {
try {
OutputStream stream = basicRemote.getSendStream();
stream.write(OPS.SENDSTREAM.name().getBytes());
stream.close();
return RESPONSE[0];
} catch (Exception e) {
e.printStackTrace();
return IOUtil.printStackTrace(e);
}
}
protected static String getSendWriter(Basic basicRemote) {
try {
Writer writer = basicRemote.getSendWriter();
writer.append(OPS.SENDWRITER.name());
writer.close();
return RESPONSE[0];
} catch (Exception e) {
e.printStackTrace();
return IOUtil.printStackTrace(e);
}
}
protected static String batchingAllowed(Basic basicRemote) {
try {
boolean allowed = basicRemote.getBatchingAllowed();
basicRemote.setBatchingAllowed(!allowed);
// now getBatching can be true, or false if not supported
// really there is nothing to test, except that the exception is
// not thrown
basicRemote.sendText(OPS.BATCHING_ALLOWED.name());
basicRemote.flushBatch();
// If batching is supported then it will currently be enabled.
// Reset it so subsequent messages are not batched causing the
// test to fail.
basicRemote.setBatchingAllowed(allowed);
return RESPONSE[0];
} catch (Exception e) {
e.printStackTrace();
return IOUtil.printStackTrace(e);
}
}
protected static String sendPing(Basic basicRemote) {
try {
basicRemote.sendPing(ByteBuffer.wrap(OPS.SEND_PING.name().getBytes()));
return RESPONSE[0];
} catch (Exception e) {
e.printStackTrace();
return IOUtil.printStackTrace(e);
}
}
protected static String sendPingThrows(Basic basicRemote) {
try {
basicRemote.sendPing(ByteBuffer.wrap(generateMessage(126).getBytes()));
return RESPONSE[1];
} catch (IllegalArgumentException iae) {
return RESPONSE[0];
} catch (Exception e) {
e.printStackTrace();
return IOUtil.printStackTrace(e);
}
}
protected static String generateMessage(int length) {
StringBuilder sb = new StringBuilder();
for (int i = 0; i != length; i++)
sb.append(i % 10);
return sb.toString();
}
protected static String sendPong(Basic basicRemote) {
try {
basicRemote.sendPong(ByteBuffer.wrap(OPS.SEND_PONG.name().getBytes()));
return RESPONSE[0];
} catch (Exception e) {
e.printStackTrace();
return IOUtil.printStackTrace(e);
}
}
protected static String sendPongThrows(Basic basicRemote) {
try {
basicRemote.sendPong(ByteBuffer.wrap(generateMessage(126).getBytes()));
return RESPONSE[1];
} catch (IllegalArgumentException iae) {
return RESPONSE[0];
} catch (Exception e) {
e.printStackTrace();
return IOUtil.printStackTrace(e);
}
}
protected static String sendPing4times(Basic basicRemote) {
try {
byte[] bytes = OPS.POKE.name().getBytes();
basicRemote.sendPing(ByteBuffer.wrap(bytes));
Thread.sleep(500L);
basicRemote.sendPing(ByteBuffer.wrap(bytes));
Thread.sleep(500L);
basicRemote.sendPing(ByteBuffer.wrap(bytes));
Thread.sleep(500L);
basicRemote.sendPing(ByteBuffer.wrap(bytes));
Thread.sleep(500L);
return RESPONSE[0];
} catch (Exception e) {
e.printStackTrace();
return IOUtil.printStackTrace(e);
}
}
protected static String sendPong4times(Basic basicRemote) {
try {
byte[] bytes = OPS.POKE.name().getBytes();
basicRemote.sendPong(ByteBuffer.wrap(bytes));
Thread.sleep(500L);
basicRemote.sendPong(ByteBuffer.wrap(bytes));
Thread.sleep(500L);
basicRemote.sendPong(ByteBuffer.wrap(bytes));
Thread.sleep(500L);
basicRemote.sendPong(ByteBuffer.wrap(bytes));
Thread.sleep(500L);
return RESPONSE[0];
} catch (Exception e) {
e.printStackTrace();
return IOUtil.printStackTrace(e);
}
}
}