public final void start(int port) throws Exception {
String nodeId = registerForNotifications();
port = setPort(port);
System.out.println("DSO SharedQueue (node " + nodeId + ")");
System.out.println(
"Open your browser and go to - http://" + getHostName() + ":" + port + "/webapp\n");
Server server = new Server();
Connector connector = new SocketConnector();
connector.setPort(port);
server.setConnectors(new Connector[] {connector});
queue = new Queue(port);
worker = queue.createWorker(nodeId);
ResourceHandler resourceHandler = new ResourceHandler();
resourceHandler.setResourceBase(".");
ContextHandler ajaxContext = new ContextHandler();
ajaxContext.setContextPath(SimpleHttpHandler.ACTION);
ajaxContext.setResourceBase(cwd.getPath());
ajaxContext.setClassLoader(Thread.currentThread().getContextClassLoader());
ajaxContext.addHandler(new SimpleHttpHandler(queue));
HandlerCollection handlers = new HandlerCollection();
handlers.setHandlers(new Handler[] {ajaxContext, resourceHandler});
server.setHandler(handlers);
startReaper();
server.start();
server.join();
}
private void checkIfContextIsFree(String path) {
Handler[] handlers = _contextCollection.getChildHandlersByClass(ContextHandler.class);
for (int i = 0; handlers != null && i < handlers.length; i++) {
ContextHandler ctx = (ContextHandler) handlers[i];
if (ctx.getContextPath().equals(path))
throw new IllegalArgumentException("another context already bound to path " + path);
}
}
@Override
public void removeContext(String path) throws IllegalArgumentException {
Handler handler = null;
Handler[] handlers = _contextCollection.getChildHandlersByClass(ContextHandler.class);
for (int i = 0; handlers != null && i < handlers.length && handler == null; i++) {
ContextHandler ctx = (ContextHandler) handlers[i];
if (ctx.getContextPath().equals(path)) handler = ctx;
}
if (handler != null) _contextCollection.removeHandler(handler);
}
/** @since Jetty 6 */
static ContextHandler getWebApp(String appName) {
ContextHandlerCollection server = getConsoleServer();
if (server == null) return null;
Handler handlers[] = server.getHandlers();
if (handlers == null) return null;
String path = '/' + appName;
for (int i = 0; i < handlers.length; i++) {
ContextHandler ch = (ContextHandler) handlers[i];
if (path.equals(ch.getContextPath())) return ch;
}
return null;
}
/**
* stop it and remove the context
*
* @throws just about anything, caller would be wise to catch Throwable
*/
static void stopWebApp(String appName) {
ContextHandler wac = getWebApp(appName);
if (wac == null) return;
try {
// not graceful is default in Jetty 6?
wac.stop();
} catch (Exception ie) {
}
ContextHandlerCollection server = getConsoleServer();
if (server == null) return;
try {
server.removeHandler(wac);
server.mapContexts();
} catch (IllegalStateException ise) {
}
}
/** {@inheritDoc} */
public void configureWebApp() throws Exception {
log.debug("Configuring Jetty webapp");
// Get context
WebAppContext context = getWebAppContext();
// If app is already started...
if (context.isStarted()) {
log.debug("Cannot configure webapp after it is started");
return;
}
// Get WEB_INF directory
Resource webInf = context.getWebInf();
if (webInf != null && webInf.isDirectory()) {
// Get properties file with virtualHosts and context path
Resource config = webInf.addPath("red5-web.properties");
if (config.exists()) {
log.debug("Configuring red5-web.properties");
// Load configuration properties
Properties props = new Properties();
props.load(config.getInputStream());
// Get context path and virtual hosts
String contextPath = props.getProperty("webapp.contextPath");
String virtualHosts = props.getProperty("webapp.virtualHosts");
// Get hostnames
String[] hostnames = virtualHosts.split(",");
for (int i = 0; i < hostnames.length; i++) {
hostnames[i] = hostnames[i].trim();
if (hostnames[i].equals("*")) {
// A virtual host "null" must be used so requests for
// any host will be served.
hostnames = null;
break;
}
}
// Set virtual hosts and context path to context
context.setVirtualHosts(hostnames);
context.setContextPath(contextPath);
LoaderBase.setRed5ApplicationContext(contextPath, new JettyApplicationContext(context));
}
} else if (webInf == null) {
// No WEB-INF directory found, register as default application
log.info(
"No WEB-INF directory found for "
+ context.getContextPath()
+ ", creating default application.");
BeanFactoryLocator bfl = ContextSingletonBeanFactoryLocator.getInstance("red5.xml");
BeanFactoryReference bfr = bfl.useBeanFactory("red5.common");
// Create WebScope dynamically
WebScope scope = new WebScope();
IServer server = (IServer) bfr.getFactory().getBean(IServer.ID);
scope.setServer(server);
scope.setGlobalScope(server.getGlobal("default"));
// Get default Red5 context from context loader that is JettyLoader in this case
ApplicationContext appCtx = JettyLoader.getApplicationContext();
ContextLoader loader = (ContextLoader) appCtx.getBean("context.loader");
appCtx = loader.getContext("default.context");
// Create context for the WebScope and initialize
Context scopeContext = new Context();
scopeContext.setContextPath("/");
scopeContext.setClientRegistry((IClientRegistry) appCtx.getBean("global.clientRegistry"));
scopeContext.setMappingStrategy((IMappingStrategy) appCtx.getBean("global.mappingStrategy"));
scopeContext.setServiceInvoker((IServiceInvoker) appCtx.getBean("global.serviceInvoker"));
scopeContext.setScopeResolver((IScopeResolver) appCtx.getBean("red5.scopeResolver"));
// The context needs an ApplicationContext so resources can be
// resolved
GenericWebApplicationContext webCtx = new GenericWebApplicationContext();
webCtx.setDisplayName("Automatic generated WebAppContext");
webCtx.setParent(appCtx);
webCtx.setServletContext(ContextHandler.getCurrentContext());
scopeContext.setApplicationContext(webCtx);
// Store context in scope
scope.setContext(scopeContext);
// Use default ApplicationAdapter as handler
scope.setHandler(new ApplicationAdapter());
// Make available as "/<directoryName>" and allow access from all
// hosts
scope.setContextPath(context.getContextPath());
scope.setVirtualHosts("*");
LoaderBase.setRed5ApplicationContext(
context.getContextPath(), new JettyApplicationContext(context));
// Register WebScope in server
scope.register();
}
}
public PicoContextHandler createContext(String contextPath, boolean withSessionHandler) {
ContextHandler context = new ContextHandler();
context.setContextPath(contextPath);
server.addHandler(context);
return new PicoContextHandler(context, server, parentContainer, withSessionHandler);
}
/** {@inheritDoc} */
public Object getScriptedObject(ScriptSource scriptSourceLocator, Class[] scriptInterfaces)
throws IOException, ScriptCompilationException {
// TODO: how to do this when running under Tomcat?
ContextHandler handler = WebAppContext.getCurrentWebAppContext();
String basePath = "";
if (handler != null) {
File root = handler.getBaseResource().getFile();
if (root != null && root.exists()) {
basePath = root.getAbsolutePath() + File.separator + "WEB-INF" + File.separator;
}
}
String strScript = scriptSourceLocator.getScriptAsString();
if (scriptInterfaces.length > 0) {
try {
PySystemState state = new PySystemState();
if (!"".equals(basePath)) {
// Add webapp paths that can contain classes and .jar files to python search path
state.path.insert(0, Py.newString(basePath + "classes"));
File jarRoot = new File(basePath + "lib");
if (jarRoot.exists()) {
for (String filename :
jarRoot.list(
new FilenameFilter() {
public boolean accept(File dir, String name) {
return (name.endsWith(".jar"));
}
})) {
state.path.insert(1, Py.newString(basePath + "lib" + File.separator + filename));
}
}
}
PythonInterpreter interp = new PythonInterpreter(null, state);
interp.exec(strScript);
PyObject getInstance = interp.get("getInstance");
if (!(getInstance instanceof PyFunction)) {
throw new ScriptCompilationException("\"getInstance\" is not a function.");
}
PyObject _this;
if (arguments == null) {
_this = ((PyFunction) getInstance).__call__();
} else {
PyObject[] args = new PyObject[arguments.length];
for (int i = 0; i < arguments.length; i++) {
args[i] = new PyJavaInstance(arguments[i]);
}
_this = ((PyFunction) getInstance).__call__(args);
}
return _this.__tojava__(scriptInterfaces[0]);
} catch (Exception ex) {
logger.error("Error while loading script.", ex);
if (ex instanceof IOException) {
// Raise to caller
throw (IOException) ex;
} else if (ex instanceof ScriptCompilationException) {
// Raise to caller
throw (ScriptCompilationException) ex;
}
throw new ScriptCompilationException(ex.getMessage());
}
}
logger.error("No scriptInterfaces provided.");
return null;
}
static boolean isWebAppRunning(String appName) {
ContextHandler wac = getWebApp(appName);
if (wac == null) return false;
return wac.isStarted();
}
@BeforeClass
@SuppressWarnings("unchecked")
public static void setUpClass() throws Exception {
URI webappUri = EmbeddedJettyServer.extractResourceDir("webapp", true);
server = new Server(port);
ServletHolder jerseyServletHolder = new ServletHolder(ServletContainer.class);
jerseyServletHolder.setInitParameter(
"com.sun.jersey.config.property.resourceConfigClass",
"com.sun.jersey.api.core.PackagesResourceConfig");
jerseyServletHolder.setInitParameter(
"com.sun.jersey.config.property.packages", "fr.inria.edelweiss.kgramserver.webservice");
Context servletCtx = new Context(server, "/kgram", Context.SESSIONS);
servletCtx.addServlet(jerseyServletHolder, "/*");
logger.info("----------------------------------------------");
logger.info("Corese/KGRAM endpoint started on http://localhost:" + port + "/kgram");
logger.info("----------------------------------------------");
ResourceHandler resource_handler = new ResourceHandler();
resource_handler.setWelcomeFiles(new String[] {"index.html"});
resource_handler.setResourceBase(webappUri.getRawPath());
ContextHandler staticContextHandler = new ContextHandler();
staticContextHandler.setContextPath("/");
staticContextHandler.setHandler(resource_handler);
logger.info("----------------------------------------------");
logger.info("Corese/KGRAM webapp UI started on http://localhost:" + port);
logger.info("----------------------------------------------");
HandlerList handlers_s1 = new HandlerList();
handlers_s1.setHandlers(new Handler[] {staticContextHandler, servletCtx});
server.setHandler(handlers_s1);
try {
server.start();
} catch (Exception e) {
e.printStackTrace();
}
///// Data extraction
humanData = File.createTempFile("human", ".rdf");
FileWriter fw = new FileWriter(humanData);
InputStream is =
RDFS_entailmentsTest.class.getClassLoader().getResourceAsStream("human_2007_09_11.rdf");
int c;
while ((c = is.read()) != -1) {
fw.write(c);
}
is.close();
fw.close();
humanOnt = File.createTempFile("humanOnt", ".rdfs");
fw = new FileWriter(humanOnt);
is = RDFS_entailmentsTest.class.getClassLoader().getResourceAsStream("human_2007_09_11.rdfs");
while ((c = is.read()) != -1) {
fw.write(c);
}
is.close();
fw.close();
///// Data upload
ClientConfig config = new DefaultClientConfig();
Client client = Client.create(config);
WebResource service = client.resource(new URI("http://localhost:" + port + "/kgram"));
// entailments
MultivaluedMap formData = new MultivaluedMapImpl();
formData.add("entailments", "true");
service.path("sparql").path("reset").post(formData);
formData = new MultivaluedMapImpl();
formData.add("remote_path", humanOnt.getAbsolutePath());
service.path("sparql").path("load").post(formData);
formData = new MultivaluedMapImpl();
formData.add("remote_path", humanData.getAbsolutePath());
service.path("sparql").path("load").post(formData);
}