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package com.sun.grizzly.rcm;
import com.sun.grizzly.Controller;
import com.sun.grizzly.Context;
import com.sun.grizzly.ControllerStateListener;
import com.sun.grizzly.DefaultProtocolChain;
import com.sun.grizzly.DefaultProtocolChainInstanceHandler;
import com.sun.grizzly.ProtocolChain;
import com.sun.grizzly.ProtocolFilter;
import com.sun.grizzly.TCPSelectorHandler;
import com.sun.grizzly.util.ByteBufferInputStream;
import com.sun.grizzly.util.OutputWriter;
import com.sun.grizzly.util.WorkerThread;
import com.sun.grizzly.util.WorkerThreadImpl;
import java.io.BufferedReader;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.net.Socket;
import java.nio.ByteBuffer;
import java.nio.CharBuffer;
import java.nio.channels.SocketChannel;
import java.nio.charset.Charset;
import java.nio.charset.CharsetEncoder;
import java.util.Date;
import java.util.concurrent.CountDownLatch;
import junit.framework.TestCase;
/**
* Basic RCM test.
*
* @author Jeanfrancois Arcand
*/
public class RCMTest extends TestCase implements ControllerStateListener {
private CountDownLatch startLatch;
private CountDownLatch stopLatch;
private Controller controller;
static int port = 18891;
static String folder = ".";
public RCMTest() {
}
/*
* @see TestCase#setUp()
*/
@Override
protected void setUp() throws Exception{
super.setUp();
startLatch = new CountDownLatch(1);
stopLatch = new CountDownLatch(1);
controller = new Controller();
final ResourceAllocationFilter parser = new ResourceAllocationFilter();
TCPSelectorHandler handler = new TCPSelectorHandler();
handler.setPort(port);
controller.addSelectorHandler(handler);
controller.setProtocolChainInstanceHandler(
new DefaultProtocolChainInstanceHandler() {
@Override
public ProtocolChain poll() {
ProtocolChain protocolChain = protocolChains.poll();
if (protocolChain == null) {
protocolChain = new DefaultProtocolChain(){
@Override
public void execute(Context ctx) throws Exception {
ByteBuffer byteBuffer =
(ByteBuffer)ctx.getAttribute
(ResourceAllocationFilter.BYTE_BUFFER);
// Switch ByteBuffer
if (byteBuffer != null){
((WorkerThread)Thread.currentThread())
.setByteBuffer(byteBuffer);
}
if (protocolFilters.size() != 0){
int currentPosition = super.executeProtocolFilter(ctx);
super.postExecuteProtocolFilter(currentPosition, ctx);
}
}
};
protocolChain.addFilter(parser);
protocolChain.addFilter(new ProtocolFilter(){
/**
* <code>CharBuffer</code> used to store the HTML response, containing
* the headers and the body of the response.
*/
private final CharBuffer reponseBuffer = CharBuffer.allocate(4096);
/**
* Encoder used to encode the HTML response
*/
private final CharsetEncoder encoder =
Charset.forName("UTF-8").newEncoder();
public boolean execute(Context ctx){
try{
ByteBufferInputStream inputStream = (ByteBufferInputStream)
ctx.getAttribute(ResourceAllocationFilter.BYTEBUFFER_INPUTSTREAM);
final WorkerThread workerThread = (WorkerThread)Thread.currentThread();
ByteBuffer bb = workerThread.getByteBuffer();
bb.flip();
inputStream.setByteBuffer(bb);
inputStream.setSelectionKey(ctx.getSelectionKey());
byte[] requestBytes = new byte[8192];
inputStream.read(requestBytes);
SocketChannel socketChannel =
(SocketChannel)ctx.getSelectionKey().channel();
reponseBuffer.clear();
reponseBuffer.put("HTTP/1.1 200 OK\r\n");
appendHeaderValue("Content-Type", "text/html");
appendHeaderValue("Content-Length", 0 + "");
appendHeaderValue("Date", new Date().toString());
appendHeaderValue("RCMTest", "passed");
appendHeaderValue("Connection", "Close");
reponseBuffer.put("\r\n\r\n");
reponseBuffer.flip();
ByteBuffer rBuf = encoder.encode(reponseBuffer);
OutputWriter.flushChannel(socketChannel,rBuf);
ctx.removeAttribute(ResourceAllocationFilter.BYTEBUFFER_INPUTSTREAM);
ctx.removeAttribute(ResourceAllocationFilter.BYTE_BUFFER);
ctx.removeAttribute(ResourceAllocationFilter.INVOKE_NEXT);
} catch (Throwable t){
t.printStackTrace();
ctx.setAttribute(Context.THROWABLE,t);
}
ctx.setKeyRegistrationState(
Context.KeyRegistrationState.CANCEL);
return true;
}
/**
* Utility to add headers to the HTTP response.
*/
private void appendHeaderValue(String name, String value) {
reponseBuffer.put(name);
reponseBuffer.put(": ");
reponseBuffer.put(value);
reponseBuffer.put("\r\n");
}
public boolean postExecute(Context ctx){
return true;
}
});
}
return protocolChain;
}
});
controller.addStateListener(this);
new WorkerThreadImpl(controller).start();
try {
startLatch.await();
} catch (InterruptedException ex) {
}
}
/*
* @see TestCase#tearDown()
*/
@Override
protected void tearDown() throws Exception {
controller.stop();
try {
stopLatch.await();
} catch (InterruptedException ex) {
}
}
public void testRCM(){
try{
Socket s = new Socket("127.0.0.1", port);
OutputStream os = s.getOutputStream();
s.setSoTimeout(10000);
os.write("GET /index.html HTTP/1.0\n".getBytes());
os.write("\n".getBytes());
InputStream is = s.getInputStream();
BufferedReader bis = new BufferedReader(new InputStreamReader(is));
String line = null;
int index;
while ((line = bis.readLine()) != null) {
if (line.startsWith("RCMTest")){
assertTrue(true);
return;
}
}
} catch (Throwable ex){
com.sun.grizzly.util.Utils.dumpOut("Unable to connect to: " + port);
ex.printStackTrace();
}
fail("Wrong header response");
}
public void onStarted() {
}
public void onReady() {
startLatch.countDown();
}
public void onStopped() {
stopLatch.countDown();
}
public void onException(Throwable e) {
startLatch.countDown();
stopLatch.countDown();
}
}