public DeltaExample(DeltaExample copy)
{
m_field1 = copy.m_field1;
m_field2 = copy.m_field2;
m_field3 = copy.m_field3;
reset();
}
static void Main(string[] args)
{
try
{
// Create a Geode Cache through XMLs/clientDelta.xml
Properties <string, string> prop = Properties <string, string> .Create <string, string>();
prop.Insert("cache-xml-file", "XMLs/clientDelta.xml");
CacheFactory cacheFactory = CacheFactory.CreateCacheFactory(prop);
Cache cache = cacheFactory.Create();
Console.WriteLine("Created the Geode Cache");
// Get the example Region from the Cache which is declared in the Cache XML file.
IRegion <string, DeltaExample> region = cache.GetRegion <string, DeltaExample>("exampleRegion");
Console.WriteLine("Obtained the Region from the Cache");
Serializable.RegisterTypeGeneric(DeltaExample.create);
//Creating Delta Object.
DeltaExample ptr = new DeltaExample(10, 15, 20);
//Put the delta object. This will send the complete object to the server.
region["Key1"] = ptr;
Console.WriteLine("Completed put for a delta object");
//Changing state of delta object.
ptr.setField1(9);
//Put delta object again. Since delta flag is set true it will calculate
//Delta and send only Delta to the server.
region["Key1"] = ptr;
Console.WriteLine("Completed put with delta");
//Locally invalidating the key.
region.GetLocalView().Invalidate("Key1");
//Fetching the value from server.
DeltaExample retVal = (DeltaExample)region["Key1"];
//Verification
if (retVal.getField1() != 9)
{
throw new GeodeException("First field should have been 9");
}
if (retVal.getField2() != 15)
{
throw new GeodeException("Second field should have been 15");
}
if (retVal.getField3() != 20)
{
throw new GeodeException("Third field should have been 20");
}
Console.WriteLine("Delta has been successfully applied at server");
// Close the Geode Cache.
cache.Close();
Console.WriteLine("Closed the Geode Cache");
}
// An exception should not occur
catch (GeodeException gfex)
{
Console.WriteLine("Delta Geode Exception: {0}", gfex.Message);
}
}
