/**
* Implements resolving a NameComponent in this context and narrowing it to
* CosNaming::NamingContext. It will throw appropriate exceptions if not found or not narrowable.
*
* @param impl an implementation of NamingContextDataStore
* @param n a NameComponents which is the name to be found.
* @exception org.omg.CosNaming.NamingContextPackage.NotFound The first component could not be
* resolved.
* @exception org.omg.CosNaming.NamingContextPackage.CannotProceed Could not proceed in resolving
* the first component of the supplied name.
* @exception org.omg.CORBA.SystemException One of a fixed set of CORBA system exceptions.
* @see resolve
*/
protected static NamingContext resolveFirstAsContext(
NamingContextDataStore impl, NameComponent[] n)
throws org.omg.CosNaming.NamingContextPackage.NotFound {
org.omg.CORBA.Object topRef = null;
BindingTypeHolder bth = new BindingTypeHolder();
NamingContext context = null;
synchronized (impl) {
// Resolve first - must be resolveable
topRef = impl.Resolve(n[0], bth);
if (topRef == null) {
// It was not bound
throw new NotFound(NotFoundReason.missing_node, n);
}
}
// Was it bound as a context?
if (bth.value != BindingType.ncontext) {
// It was not a context
throw new NotFound(NotFoundReason.not_context, n);
}
// Narrow to a naming context
try {
context = NamingContextHelper.narrow(topRef);
} catch (org.omg.CORBA.BAD_PARAM ex) {
// It was not a context
throw new NotFound(NotFoundReason.not_context, n);
}
// Hmm. must be ok
return context;
}
private static void rlist(NamingContext ctx, NameComponent[] base, StringBuffer buf) {
BindingListHolder listHolder = new BindingListHolder(new Binding[0]);
BindingIteratorHolder iterHolder = new BindingIteratorHolder();
ctx.list(0, listHolder, iterHolder);
BindingHolder bindingHolder = new BindingHolder();
if (iterHolder.value == null) return;
NameComponent[] name = new NameComponent[base.length + 1];
for (int i = 0; i < base.length; i++) name[i] = base[i];
while (iterHolder.value.next_one(bindingHolder)) {
Binding binding = bindingHolder.value;
name[name.length - 1] = binding.binding_name[0];
try {
String stringName = namingService.to_string(name);
buf.append(stringName);
} catch (Exception e) {
buf.append(e.getMessage());
}
if (binding.binding_type.value() == BindingType._ncontext) {
// this entry is for a subcontext
// add trailing '/' just to distinguish
// a subcontext from a regular object
buf.append('/');
buf.append('\n');
// recursively list the subcontext contents
try {
NamingContext subCtx = NamingContextHelper.narrow(ctx.resolve(binding.binding_name));
rlist(subCtx, name, buf);
} catch (Exception e) {
buf.append(e.getMessage());
}
} else {
buf.append('\n');
}
}
}
public static void main(String[] args) {
loggedUser = args[0];
try {
ORB orb = ORB.init(args, null); // initialize ORB
o = orb.resolve_initial_references("NameService");
// get reference to Deal object
NamingContext ncRef = NamingContextHelper.narrow(o);
NameComponent[] nc = new NameComponent[1];
nc[0] = new NameComponent();
nc[0].id = "Auction";
nc[0].kind = "";
a = AuctionHelper.narrow(ncRef.resolve(nc));
isr = new InputStreamReader(System.in);
in = new BufferedReader(isr);
int sel = 0;
System.out.println("******* You have logged in Successfully! ********");
while (sel == 0) {
System.out.println("Please make a selection");
System.out.println("\t1. Get all the listed auctions");
System.out.println("\t2. List a new item for auction.");
System.out.println("\t3. Lookup an auction.");
System.out.println("\t4. Place a bid on an auction.");
System.out.println("\t5. Logout.");
System.out.print("Please make your selection > ");
String f = in.readLine();
try {
sel = Integer.parseInt(f);
} catch (Exception e) {
sel = 42;
}
switch (sel) {
case 1:
allItems();
sel = 0;
break;
case 2:
newAuction();
sel = 0;
break;
case 3:
System.out.println("Stub");
sel = 0;
break;
case 4:
placeBid();
sel = 0;
break;
case 5:
a.logout(loggedUser);
System.out.println("BYE!");
System.exit(0);
default:
System.out.println("You have not made a valid selection, please try again.");
sel = 0;
break;
}
}
} catch (Exception e) {
System.out.println("ERROR : " + e);
e.printStackTrace(System.out);
}
}
/** @param args the command line arguments */
public static void main(String args[]) {
try {
// create and initialize the ORB
ORB orb = ORB.init(args, null);
// get reference to rootpoa & activate the POAManager
POA rootpoa = POAHelper.narrow(orb.resolve_initial_references("RootPOA"));
rootpoa.the_POAManager().activate();
// create servant
Log_viewerImpl log_viewerImpl = new Log_viewerImpl();
log_viewerImpl.setORB(orb);
LogFrame frame = new LogFrame(log_viewerImpl);
frame.setVisible(true);
log_viewerImpl.setFrame(frame);
// get object reference from the servant
org.omg.CORBA.Object ref = rootpoa.servant_to_reference(log_viewerImpl);
Log_viewer href = Log_viewerHelper.narrow(ref);
// read stringified Registry to file
FileReader fr = new FileReader(IORFILE);
BufferedReader br = new BufferedReader(fr);
String remoteRegistryIOR = br.readLine();
// get the romote Registry
org.omg.CORBA.Object ncobj = orb.string_to_object(remoteRegistryIOR);
NamingContext rootNC = NamingContextHelper.narrow(ncobj);
frame.println("Obtained Name Service reference.");
log_viewerImpl.serRootNC(rootNC);
NameComponent[] name = new NameComponent[1];
name[0] = new NameComponent("Logger", "");
try {
rootNC.bind(name, href);
} catch (org.omg.CORBA.UserException ue) {
ue.printStackTrace();
System.exit(-1);
}
frame.println("Logger Remote Interface bound in Name Service");
// wait for invocations from client
frame.println("Logger ready and waiting ...");
orb.run();
frame.println("Logger Exiting ...");
System.out.println("Logger Exiting ...");
} catch (Exception e) {
System.err.println("ERROR: " + e);
// e.printStackTrace(System.out);
}
}