ICE-4962

Added new optional demo for C++.

1 files changed, 245 insertions, 0 deletions

diff --git a/cpp/demo/Ice/optional/Client.cpp b/cpp/demo/Ice/optional/Client.cpp
new file mode 100644
index 00000000000..cbcbf6450c1
--- /dev/null
+++ b/cpp/demo/Ice/optional/Client.cpp
@@ -0,0 +1,245 @@
+// **********************************************************************
+//
+// Copyright (c) 2003-2012 ZeroC, Inc. All rights reserved.
+//
+// This copy of Ice is licensed to you under the terms described in the
+// ICE_LICENSE file included in this distribution.
+//
+// **********************************************************************
+
+#include <Ice/Ice.h>
+#include <Contact.h>
+
+using namespace std;
+using namespace Demo;
+
+class ContactClient : public Ice::Application
+{
+public:
+
+    ContactClient();
+
+    virtual int run(int, char*[]);
+};
+
+int
+main(int argc, char* argv[])
+{
+    ContactClient app;
+    return app.main(argc, argv, "config.client");
+}
+
+ContactClient::ContactClient()
+{
+}
+
+int
+ContactClient::run(int argc, char* argv[])
+{
+    if(argc > 1)
+    {
+        cerr << appName() << ": too many arguments" << endl;
+        return EXIT_FAILURE;
+    }
+
+    ContactDBPrx contactdb = ContactDBPrx::checkedCast(communicator()->propertyToProxy("ContactDB.Proxy"));
+    if(!contactdb)
+    {
+        cerr << argv[0] << ": invalid proxy" << endl;
+        return EXIT_FAILURE;
+    }
+
+    //
+    // Add a contact for "john". All parameters are provided.
+    //
+    const string johnNumber = "123-456-7890";
+    contactdb->addContact("john", HOME, johnNumber, 0);
+
+    cout << "Checking john... " << flush;
+
+    //
+    // Find the phone number for "john"
+    //
+    IceUtil::Optional<string> number = contactdb->queryNumber("john");
+    //
+    // operator bool() tests if an optional value is set.
+    //
+    if(!number)
+    {
+    	cout << "number is incorrect " << flush;
+    }
+
+    //
+    // Operator overloading on the IceUtil::Optional makes comparison convenient.
+    //
+    if(number != johnNumber)
+    {
+    	cout << "number is incorrect " << flush;
+    }
+
+    //
+    // .get() can also be called to get the value directly if necessary.
+    //
+    if(number.get() != johnNumber)
+    {
+    	cout << "number is incorrect " << flush;
+    }
+
+    //
+    // operator-> is overloaded, meaning members of the contained type
+    // can be called directly.
+    //
+    if(number->size() != johnNumber.size())
+    {
+    	cout << "number is incorrect " << flush;
+    }
+
+    // Optional can also be used in an out parameter.
+    IceUtil::Optional<Ice::Int> dialgroup;
+    contactdb->queryDialgroup("john", dialgroup);
+    if(!dialgroup || dialgroup != 0)
+    {
+    	cout << "dialgroup is incorrect " << flush;
+    }
+
+    ContactPtr info = contactdb->query("john");
+    //
+    // All of the info parameters should be set.
+    //
+    if(!info->type || !info->number || !info->dialGroup)
+    {
+    	cout << "info is incorrect " << flush;
+    }
+    if(info->type != HOME || info->number != johnNumber || info->dialGroup != 0)
+    {
+    	cout << "info is incorrect " << flush;
+    }
+    cout << "ok" << endl;
+
+    //
+    // Add a contact for "steve". The behavior of the server is to
+    // default construct the Contact, and then assign  all set parameters.
+    // Since the default value of NumberType in the slice definition
+    // is HOME and in this case the NumberType is unset it will take
+    // the default value.
+    //
+    const string steveNumber = "234-567-8901";
+    contactdb->addContact("steve", IceUtil::None, steveNumber, 1);
+
+    cout << "Checking steve... " << flush;
+    number = contactdb->queryNumber("steve");
+    if(number != steveNumber)
+    {
+    	cout << "number is incorrect " << flush;
+    }
+
+    info = contactdb->query("steve");
+    //
+    // Check the value for the NumberType.
+    //
+    if(!info->type || info->type != HOME)
+    {
+    	cout << "info is incorrect " << flush;
+    }
+
+    if(info->number != steveNumber || info->dialGroup != 1)
+    {
+    	cout << "info is incorrect " << flush;
+    }
+
+    contactdb->queryDialgroup("steve", dialgroup);
+    if(!dialgroup || dialgroup != 1)
+    {
+    	cout << "dialgroup is incorrect " << flush;
+    }
+
+    cout << "ok" << endl;
+
+    //
+    // Add a contact from "frank". Here the dialGroup field isn't set.
+    //
+    const string frankNumber = "345-678-9012";
+    contactdb->addContact("frank", CELL, frankNumber, IceUtil::None);
+
+    cout << "Checking frank... " << flush;
+
+    number = contactdb->queryNumber("frank");
+    if(number != frankNumber)
+    {
+    	cout << "number is incorrect " << flush;
+    }
+
+    info = contactdb->query("frank");
+    //
+    // The dial group field should be unset.
+    //
+    if(info->dialGroup)
+    {
+    	cout << "info is incorrect " << flush;
+    }
+    if(info->type != CELL || info->number != frankNumber)
+    {
+    	cout << "info is incorrect " << flush;
+    }
+
+    contactdb->queryDialgroup("frank", dialgroup);
+    if(dialgroup)
+    {
+    	cout << "dialgroup is incorrect " << flush;
+    }
+    cout << "ok" << endl;
+
+    //
+    // Add a contact from "anne". The number field isn't set.
+    //
+    contactdb->addContact("anne", OFFICE, IceUtil::None, 2);
+
+    cout << "Checking anne... " << flush;
+    number = contactdb->queryNumber("anne");
+    if(number)
+    {
+    	cout << "number is incorrect " << flush;
+    }
+
+    info = contactdb->query("anne");
+    //
+    // The number field should be unset.
+    //
+    if(info->number)
+    {
+    	cout << "info is incorrect " << flush;
+    }
+    if(info->type != OFFICE || info->dialGroup != 2)
+    {
+    	cout << "info is incorrect " << flush;
+    }
+
+    contactdb->queryDialgroup("anne", dialgroup);
+    if(!dialgroup || dialgroup != 2)
+    {
+    	cout << "dialgroup is incorrect " << flush;
+    }
+
+    //
+    // The optional fields can be used to determine what fields to
+    // update on the contact.  Here we update only the number for anne,
+    // the remainder of the fields are unchanged.
+    //
+    const string anneNumber = "456-789-0123";
+    contactdb->updateContact("anne", IceUtil::None, anneNumber, IceUtil::None);
+    number = contactdb->queryNumber("anne");
+    if(number != anneNumber)
+    {
+    	cout << "number is incorrect " << flush;
+    }
+    info = contactdb->query("anne");
+    if(info->number != anneNumber || info->type != OFFICE || info->dialGroup != 2)
+    {
+    	cout << "info is incorrect " << flush;
+    }
+    cout << "ok" << endl;
+
+    contactdb->shutdown();
+
+    return EXIT_SUCCESS;
+}