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package server.multi.client;
import com.sun.xml.ws.Closeable;
import junit.framework.TestCase;
import javax.xml.ws.BindingProvider;
import java.util.Map;
import java.util.Random;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.LinkedBlockingQueue;
import java.util.concurrent.ThreadPoolExecutor;
import java.util.concurrent.TimeUnit;
/**
*
* @author Jitendra Kotamraju
*/
@SuppressWarnings("empty-statement")
public class MultiThreadTest extends TestCase {
private static final int NO_THREADS = 20;
private static final int NO_REQS = 50000;
private int noReqs = 0;
private int noResps = 0;
private HelloPortType stub;
public MultiThreadTest(String name) throws Exception {
super(name);
}
@Override
public void setUp() throws Exception {
HelloService service = new HelloService();
stub = service.getHelloPort();
// initialize
Map<String,Object> ctx = ((BindingProvider) stub).getRequestContext();
ctx.put("whatever", "whatever");
ctx.put("whatever2", "whatever2");
// this turns RequestContext to fallback mode
ctx.keySet();
}
@Override
public void tearDown() throws Exception {
((Closeable)stub).close();
}
public void testMultiThread() throws Exception {
System.out.println("MultiThreadTest: testMultiThread");
synchronized(this) {
noReqs = NO_REQS; noResps = 0;
}
Thread[] threads = new Thread[NO_THREADS];
for(int i=0; i < NO_THREADS; i++) {
threads[i] = new Thread(new Runnable() {
@Override
public void run() {
for(int i=0; i < noReqs/NO_THREADS; i++) {
try {
invoke();
} catch(Exception e) {
fail(e.getMessage());
}
}
}
});
}
for(int i=0; i < NO_THREADS; i++) {
threads[i].start();
}
for(int i=0; i < NO_THREADS; i++) {
threads[i].join();
}
synchronized(this) {
assertEquals(noReqs, noResps);
}
}
public void invoke() throws Exception {
int rand = new Random(System.currentTimeMillis()).nextInt(1000);
String var1 = "foo"+rand;
String var2 = "bar"+rand;
ObjectFactory of = new ObjectFactory();
EchoType request = of.createEchoType();
request.setReqInfo(var1);
Echo2Type header2 = of.createEcho2Type();
header2.setReqInfo(var2);
EchoResponseType response = stub.echo(request, request, header2);
assertEquals(var1, stub.echo2(var1));
assertEquals(var1+var1+var2, (response.getRespInfo()));
synchronized(this) {
++noResps;
}
}
public void testThreadPool() throws Exception {
System.out.println("MultiThreadTest: testThreadPool");
ExecutorService service = new ThreadPoolExecutor(NO_THREADS/2, NO_THREADS,
30L, TimeUnit.MILLISECONDS, new LinkedBlockingQueue<Runnable>());
synchronized(this) {
noReqs = NO_REQS; noResps = 0;
}
doTestWithThreadPool(service, noReqs);
service.shutdown();
while(!service.awaitTermination(7L, TimeUnit.SECONDS));
synchronized(this) {
assertEquals(noReqs, noResps);
}
}
public void testFixedThreadPool() throws Exception {
System.out.println("MultiThreadTest: testFixedThreadPool");
ExecutorService service = Executors.newFixedThreadPool(NO_THREADS);
synchronized(this) {
noReqs = NO_REQS; noResps = 0;
}
doTestWithThreadPool(service, noReqs);
service.shutdown();
while(!service.awaitTermination(5L, TimeUnit.SECONDS));
synchronized(this) {
assertEquals(noReqs, noResps);
}
}
public void testCachedThreadPool() throws Exception {
System.out.println("MultiThreadTest: testCachedThreadPool");
ExecutorService service = Executors.newCachedThreadPool();
synchronized(this) {
noReqs = 50; noResps = 0;
}
doTestWithThreadPool(service, noReqs);
service.shutdown();
while(!service.awaitTermination(5L, TimeUnit.SECONDS));
synchronized(this) {
assertEquals(noReqs, noResps);
}
}
private void doTestWithThreadPool(ExecutorService service, int noReqs) throws Exception {
for(int i=0; i < noReqs; i++) {
service.execute(new Runnable() {
@Override
public void run() {
try {
invoke();
} catch(Exception e) {
fail(e.getMessage());
}
}
});
}
}
}