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-rw-r--r--java/demo/Ice/value/Client.java46
1 files changed, 27 insertions, 19 deletions
diff --git a/java/demo/Ice/value/Client.java b/java/demo/Ice/value/Client.java
index bf1a2711cd2..9058936804f 100644
--- a/java/demo/Ice/value/Client.java
+++ b/java/demo/Ice/value/Client.java
@@ -61,13 +61,25 @@ public class Client
System.out.println();
System.out.println("Ok, this worked. Now let's try to transfer an object for a class");
- System.out.println("with operations, without installing a factory first. This should");
- System.out.println("give us a `no factory' exception.");
+ System.out.println("with operations as type Ice.Object. Because no factory is installed,");
+ System.out.println("the class will be sliced to Ice.Object.");
+ System.out.println("[press enter]");
+ readline(in);
+
+ Ice.Object obj = initial.getPrinterAsObject();
+ System.out.println("The type ID of the received object is \"" + obj.ice_id(null) + "\"");
+ assert(obj.ice_id(null).equals("::Ice::Object"));
+
+ System.out.println();
+ System.out.println("Yes, this worked. Now let's try to transfer an object for a class");
+ System.out.println("with operations as type Printer, without installing a factory first.");
+ System.out.println("This should give us a `no factory' exception.");
System.out.println("[press enter]");
readline(in);
PrinterHolder printer = new PrinterHolder();
PrinterPrxHolder printerProxy = new PrinterPrxHolder();
+ boolean gotException = false;
try
{
initial.getPrinter(printer, printerProxy);
@@ -75,7 +87,9 @@ public class Client
catch(Ice.NoObjectFactoryException ex)
{
System.out.println("==> " + ex);
+ gotException = true;
}
+ assert(gotException);
System.out.println();
System.out.println("Yep, that's what we expected. Now let's try again, but with");
@@ -102,34 +116,27 @@ public class Client
System.out.println();
System.out.println("Now we call the same method, but on the remote object. Watch the");
System.out.println("server's output.");
- System.out.println("[press enter]");
+ System.out.println("press enter]");
readline(in);
printerProxy.value.printBackwards();
System.out.println();
System.out.println("Next, we transfer a derived object from the server as base");
- System.out.println("object. Since we didn't install a factory for the derived");
- System.out.println("class yet, we will get another `no factory' exception.");
+ System.out.println("object. Since we haven't yet installed a factory for the derived");
+ System.out.println("class, the derived class (DerivedPrinter) is sliced");
+ System.out.println("to its base class (Printer).");
System.out.println("[press enter]");
readline(in);
- Printer derivedAsBase;
- try
- {
- derivedAsBase = initial.getDerivedPrinter();
- assert(false);
- }
- catch(Ice.NoObjectFactoryException ex)
- {
- System.out.println("==> " + ex);
- }
+ Printer derivedAsBase = initial.getDerivedPrinter();
+ System.out.println("The type ID of the received object is \"" + derivedAsBase.ice_id(null) + "\"");
+ assert(derivedAsBase.ice_id(null).equals("::Printer"));
System.out.println();
System.out.println("Now we install a factory for the derived class, and try again.");
- System.out.println("We won't get a `no factory' exception anymore, but since we");
- System.out.println("receive the derived object as base object, we need to do a");
- System.out.println("dynamic_cast<> to get from the base to the derived object.");
+ System.out.println("Because we receive the derived object as base object,");
+ System.out.println("we need to do a class cast to get from the base to the derived object.");
System.out.println("[press enter]");
readline(in);
@@ -138,7 +145,8 @@ public class Client
derivedAsBase = initial.getDerivedPrinter();
DerivedPrinter derived = (DerivedPrinter)derivedAsBase;
- System.out.println("==> dynamic_cast<> to derived object succeded");
+ System.out.println("==> class cast to derived object succeded");
+ System.out.println("The type ID of the received object is \"" + derived.ice_id(null) + "\"");
System.out.println();
System.out.println("Let's print the message contained in the derived object, and");