+ * Copyright Jul 16, 2012 + *
+ */ +public class SemaphoreGrowthTestCase extends TestCase +{ + private static Logger log =3D Logger.getLogger(SemaphoreGrowthTestCase.= class); + = + private static boolean firstTime =3D true; + = + protected String host; + protected int port; + protected String locatorURI; + protected InvokerLocator serverLocator; + protected Connector connector; + protected TestInvocationHandler invocationHandler; + protected CountDown latch0 =3D new CountDown(1); + protected CountDown latch1 =3D new CountDown(2); + = + public void setUp() throws Exception + { + if (firstTime) + { + firstTime =3D false; + Logger.getLogger("org.jboss.remoting").setLevel(XLevel.TRACE); + Logger.getLogger("org.jboss.test.remoting").setLevel(Level.INFO); + String pattern =3D "[%d{ABSOLUTE}] [%t] %5p (%F:%L) - %m%n"; + PatternLayout layout =3D new PatternLayout(pattern); + ConsoleAppender consoleAppender =3D new ConsoleAppender(layout); + Logger.getRootLogger().addAppender(consoleAppender); = + } + } + + = + public void tearDown() + { + } + = + = + public void testSemaphoreGrowth() throws Throwable + { + log.info("entering " + getName()); + = + // Start server. + setupServer(); + = + // Create client. + InvokerLocator clientLocator =3D new InvokerLocator(locatorURI); + HashMap clientConfig =3D new HashMap(); + clientConfig.put(InvokerLocator.FORCE_REMOTE, "true"); + addExtraClientConfig(clientConfig); + Client client =3D new Client(clientLocator, clientConfig); + client.connect(); + log.info("client is connected"); + = + // Make first two calls, attempt to increase semaphore count. + CallThread ct0 =3D new CallThread(client, "20000", "longwait", latch= 0, 0); + ct0.start(); + Thread.sleep(500); + try + { + log.info("Making second invocation"); + HashMap metadata =3D new HashMap(); + metadata.put("timeout", "1000"); + client.invoke("unused", metadata); + fail("Second call unexpectedly succeeded"); + } + catch (MarshalException e) + { + if (e.getCause() instanceof CannotConnectException && e.getMessag= e().indexOf("are in use") > -1) + { + log.info("Second call gets expected timeout"); + } + else + { + fail("Second call got unexpected exception wrapped in CannotCo= nnectException: " + e); + } + } + catch (Throwable t) + { + fail("Second call got unexpected exception: " + t); + } + = + // Verify that semaphore count has not been increased. + latch0.acquire(); + CallThread ct1 =3D new CallThread(client, "10000", "shortwait", latc= h1, 1); + CallThread ct2 =3D new CallThread(client, "1000", "nowait", latch1, = 2); + ct1.start(); + Thread.sleep(500); + ct2.start(); + latch1.acquire(); + log.info("Exception for fourth call: " + ct2.t); + assertTrue("Fourth call should have timed out", + ct2.t !=3D null && + ct2.t.getCause() instanceof CannotConnectException && = + ct2.t.getMessage().indexOf("are in use") > -1); + = + client.disconnect(); + shutdownServer(); + log.info(getName() + " PASSES"); + } + = + = + protected String getTransport() + { + return "socket"; + } + = + = + protected void addExtraClientConfig(Map config) {} + protected void addExtraServerConfig(Map config) {} + = + + protected void setupServer() throws Exception + { + host =3D InetAddress.getLocalHost().getHostAddress(); + port =3D PortUtil.findFreePort(host); + locatorURI =3D getTransport() + "://" + host + ":" + port; + locatorURI +=3D "/?timeout=3D6000&clientMaxPoolSize=3D1&numberOfCall= Retries=3D1"; + String metadata =3D System.getProperty("remoting.metadata"); + if (metadata !=3D null) + { + locatorURI +=3D "&" + metadata; + } + serverLocator =3D new InvokerLocator(locatorURI); + log.info("Starting remoting server with locator uri of: " + locatorU= RI); + HashMap config =3D new HashMap(); + config.put(InvokerLocator.FORCE_REMOTE, "true"); + addExtraServerConfig(config); + connector =3D new Connector(serverLocator, config); + connector.create(); + invocationHandler =3D new TestInvocationHandler(); + connector.addInvocationHandler("test", invocationHandler); + connector.start(); + } + = + = + protected void shutdownServer() throws Exception + { + if (connector !=3D null) + connector.stop(); + } + = + = + static class TestInvocationHandler implements ServerInvocationHandler + { + public void addListener(InvokerCallbackHandler callbackHandler) {} + public Object invoke(final InvocationRequest invocation) throws Thro= wable + { + Object parameter =3D invocation.getParameter(); + if ("shortwait".equals(parameter)) + { + log.info("doing shortwait"); + Thread.sleep(4000); + } + else if ("longwait".equals(parameter)) + { + log.info("doing longwait"); + Thread.sleep(10000); + } + return parameter; + } + public void removeListener(InvokerCallbackHandler callbackHandler) {} + public void setMBeanServer(MBeanServer server) {} + public void setInvoker(ServerInvoker invoker) {} + } + = + = + class CallThread extends Thread + { + Client client; + String timeout; + String command; + CountDown latch; + int id; + Throwable t; + = + public CallThread(Client client, String timeout, String command, Cou= ntDown latch, int id) + { + this.client =3D client; + this.timeout =3D timeout; + this.command =3D command; + this.latch =3D latch; + this.id =3D id; + } + public void run() + { + try + { + HashMap metadata =3D new HashMap(); + metadata.put("timeout", timeout); + log.info("CallThread " + id + " making invocation: " + command= ); + client.invoke(command, metadata); + log.info("CallThread " + id + " back from invocation"); + } + catch (Throwable t) + { + log.info("Thread " + id + " got exception: " + t.getMessage()); + this.t =3D t; + } + finally + { + latch.release(); + } + } + } +} \ No newline at end of file --===============0615912361250430505==--