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package com.sun.grizzly;
import com.sun.grizzly.aio.AIOController;
import com.sun.grizzly.aio.filter.AIOReadFilter;
import com.sun.grizzly.aio.TCPAIOHandler;
import com.sun.grizzly.aio.filter.AIOEchoFilter;
import com.sun.grizzly.utils.ControllerUtils;
import com.sun.grizzly.utils.NonBlockingTCPIOClient;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import junit.framework.TestCase;
/**
* Tests the default {@link Controller} configuration
*
* @author Alexey Stashok
*/
public class BasicAIOTest extends TestCase {
public static final int PORT = 17503;
public static final int PACKETS_COUNT = 100;
public void testSimplePacket() throws IOException {
Controller controller = createController(PORT);
NonBlockingTCPIOClient client = new NonBlockingTCPIOClient("localhost", PORT);
try {
byte[] testData = "Hello".getBytes();
System.out.println("Starting AIOController");
ControllerUtils.startController(controller);
System.out.println("connect");
client.connect();
client.send(testData);
byte[] response = new byte[testData.length];
System.out.println("Reading");
client.receive(response);
assertTrue(Arrays.equals(testData, response));
} finally {
controller.stop();
client.close();
}
}
public void testSeveralPackets() throws IOException, InterruptedException {
Thread.sleep(5000);
System.out.println("Starting AIOController");
Controller controller = createController(PORT);
ControllerUtils.startController(controller);
List<NonBlockingTCPIOClient> clients = null;
try {
clients = initializeClients("localhost", PORT, 2);
for (int i = 0; i < PACKETS_COUNT; i++) {
for (int j = 0; j < clients.size(); j++) {
NonBlockingTCPIOClient client = clients.get(j);
String testString = "Hello. Client#" + j + " Packet#" + i;
byte[] testData = testString.getBytes();
client.send(testData);
byte[] response = new byte[testData.length];
client.receive(response);
assertEquals(testString, new String(response));
}
}
System.out.println("Completed");
} finally {
ControllerUtils.stopController(controller);
if (clients != null) {
closeClients(clients);
}
}
}
private List<NonBlockingTCPIOClient> initializeClients(String host, int port, int count) throws IOException {
List<NonBlockingTCPIOClient> clients = new ArrayList<NonBlockingTCPIOClient>(count);
for (int i = 0; i < count; i++) {
NonBlockingTCPIOClient client = new NonBlockingTCPIOClient(host, port);
client.connect();
clients.add(client);
}
return clients;
}
private void closeClients(List<NonBlockingTCPIOClient> clients) {
for (NonBlockingTCPIOClient client : clients) {
try {
client.close();
} catch (IOException ex) {
}
}
}
private Controller createController(int port) {
final ProtocolFilter aioReadFilter = new AIOReadFilter();
final ProtocolFilter echoFilter = new AIOEchoFilter();
final AIOController aioConroller = new AIOController();
TCPAIOHandler selectorHandler = new TCPAIOHandler(aioConroller);
selectorHandler.setPort(port);
aioConroller.addAIOHandler(selectorHandler);
aioConroller.setProtocolChainInstanceHandler(
new DefaultProtocolChainInstanceHandler() {
@Override
public ProtocolChain poll() {
ProtocolChain protocolChain = protocolChains.poll();
if (protocolChain == null) {
protocolChain = new DefaultProtocolChain();
protocolChain.addFilter(aioReadFilter);
protocolChain.addFilter(echoFilter);
}
return protocolChain;
}
});
return aioConroller;
}
}